RED-7964: Prototype Visual Layout Parsing:

added layer for visual layout parsing results (true by default)
added label to drawn boxes

.gitlab-ci.yml

@@ -16,6 +16,6 @@ deploy:
     reports:
       dotenv: version.env
   rules:
-    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH 
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH
     - if: $CI_COMMIT_BRANCH =~ /^release/
     - if: $CI_COMMIT_TAG

README.md

@@ -1,39 +1,44 @@
-# PDF Layout Parser Micro-Service: layout-parser  
+# PDF Layout Parser Micro-Service: layout-parser
 
 ## Introduction
-The layout-parser micro-service is a powerful tool designed to efficiently extract structured information from PDF documents. Written in Java and utilizing Spring Boot 3, Apache PDFBox, and RabbitMQ, this micro-service excels at parsing PDFs and organizing their content into a meaningful and coherent layout structure. Notably, the layout-parser micro-service distinguishes itself by relying solely on advanced algorithms, rather than machine learning techniques.
+
+The layout-parser micro-service is a powerful tool designed to efficiently extract structured information from PDF documents. Written in Java and utilizing Spring Boot 3, Apache
+PDFBox, and RabbitMQ, this micro-service excels at parsing PDFs and organizing their content into a meaningful and coherent layout structure. Notably, the layout-parser
+micro-service distinguishes itself by relying solely on advanced algorithms, rather than machine learning techniques.
 
 ### Key Steps in the PDF Layout Parsing Process:
 
 * **Text Position Extraction:**  
-The micro-service leverages Apache PDFBox to extract precise text positions for each individual character within the PDF document.
+  The micro-service leverages Apache PDFBox to extract precise text positions for each individual character within the PDF document.
 
 * **Word Segmentation and Text Block Formation:**  
-Employing an array of diverse algorithms, the micro-service initially identifies and segments words, creating distinct text blocks.
+  Employing an array of diverse algorithms, the micro-service initially identifies and segments words, creating distinct text blocks.
 
 * **Text Block Classification:**  
-The segmented text blocks are then subjected to classification algorithms. These algorithms categorize the text blocks based on their content and visual properties, distinguishing between sections, subsections, headlines, paragraphs, images, tables, table cells, headers, and footers.
+  The segmented text blocks are then subjected to classification algorithms. These algorithms categorize the text blocks based on their content and visual properties,
+  distinguishing between sections, subsections, headlines, paragraphs, images, tables, table cells, headers, and footers.
 
 * **Layout Coherence Establishment:**  
-The classified text blocks are subsequently orchestrated into a cohesive layout structure. This process involves arranging sections, subsections, paragraphs, images, and other elements in a logical and structured manner.
+  The classified text blocks are subsequently orchestrated into a cohesive layout structure. This process involves arranging sections, subsections, paragraphs, images, and other
+  elements in a logical and structured manner.
 
 * **Output Generation in Various Formats:**  
-Once the layout structure is established, the micro-service generates output in multiple formats. These formats are designed for seamless integration with downstream micro-services. The supported formats include JSON, XML, and others, ensuring flexibility in downstream data consumption.
+  Once the layout structure is established, the micro-service generates output in multiple formats. These formats are designed for seamless integration with downstream
+  micro-services. The supported formats include JSON, XML, and others, ensuring flexibility in downstream data consumption.
 
 ### Optional Enhancements:
 
 * **ML-Based Table Extraction:**  
-For enhanced results, users have the option to incorporate machine learning-based table extraction. This feature can be activated by providing ML-generated results as a JSON file, which are then integrated seamlessly into the layout structure.
+  For enhanced results, users have the option to incorporate machine learning-based table extraction. This feature can be activated by providing ML-generated results as a JSON
+  file, which are then integrated seamlessly into the layout structure.
 
 * **Image Classification using ML:**  
-Additionally, for more accurate image classification, users can optionally feed ML-generated image classification results into the micro-service. Similar to the table extraction option, the micro-service processes the pre-parsed results in JSON format, thus optimizing the accuracy of image content identification.
-
-In conclusion, the layout-parser micro-service is a versatile PDF layout parsing solution crafted entirely around advanced algorithms, without reliance on machine learning. It proficiently extracts text positions, segments content into meaningful blocks, classifies these blocks, arranges them coherently, and outputs structured data for downstream micro-services. Optional integration with ML-generated table extractions and image classifications further enhances its capabilities.
-
-
-
-
+  Additionally, for more accurate image classification, users can optionally feed ML-generated image classification results into the micro-service. Similar to the table extraction
+  option, the micro-service processes the pre-parsed results in JSON format, thus optimizing the accuracy of image content identification.
 
+In conclusion, the layout-parser micro-service is a versatile PDF layout parsing solution crafted entirely around advanced algorithms, without reliance on machine learning. It
+proficiently extracts text positions, segments content into meaningful blocks, classifies these blocks, arranges them coherently, and outputs structured data for downstream
+micro-services. Optional integration with ML-generated table extractions and image classifications further enhances its capabilities.
 
 ## Installation
 
@@ -49,41 +54,55 @@ To build and test the micro-service, follow these steps:
 ### Clone the Repository:
 
 bash
+
 ```
 git clone ssh://git@git.knecon.com:22222/fforesight/layout-parser.git
 cd layout-parser
 ```
+
 ### Build the Project:
+
 Use the following command to build the project using Gradle:
 
 ```
 gradle clean build
 ```
+
 ### Run Tests:
+
 Run the test suite using the following command:
+
 ```
 gradle test
 ```
+
 ## Building a Custom Docker Image
+
 To create a custom Docker image for the layout-parser micro-service, execute the provided script:
 
 ### Ensure Docker is Installed:
+
 Ensure that Docker is installed and running on your system.
 
 ### Run the Image Building Script:
+
 Execute the publish-custom-image script in the project directory:
 
 ```
 ./publish-custom-image
 ```
+
 ## Publishing to Internal Maven Repository
+
 To publish the layout-parser micro-service to your internal Maven repository, execute the following command:
 
 ```
 gradle -Pversion=buildVersion publish
 ```
+
 Replace buildVersion with the desired version number.
 
 ## Additional Notes
+
 Make sure to configure any necessary application properties before deploying the micro-service.
 For advanced usage and configurations, refer to Kilian or Dom or preferably the source code.

buildSrc/src/main/kotlin/com.knecon.fforesight.java-conventions.gradle.kts

@@ -24,8 +24,6 @@ tasks.named<Test>("test") {
     reports {
         junitXml.outputLocation.set(layout.buildDirectory.dir("reports/junit"))
     }
-    minHeapSize = "512m"
-    maxHeapSize = "2048m"
 }
 
 tasks.test {

config/pmd/pmd.xml

@@ -9,13 +9,12 @@
     </description>
 
     <rule ref="category/java/errorprone.xml">
+        <exclude name="DataflowAnomalyAnalysis"/>
         <exclude name="MissingSerialVersionUID"/>
+        <exclude name="NullAssignment"/>
         <exclude name="AvoidLiteralsInIfCondition"/>
         <exclude name="AvoidDuplicateLiterals"/>
-        <exclude name="NullAssignment"/>
-        <exclude name="AssignmentInOperand"/>
-        <exclude name="BeanMembersShouldSerialize"/>
+        <exclude name="AvoidFieldNameMatchingMethodName"/>
     </rule>
 
-</ruleset>
-
+</ruleset>

config/pmd/test_pmd.xml

@@ -10,14 +10,14 @@
 
 
     <rule ref="category/java/errorprone.xml">
+        <exclude name="DataflowAnomalyAnalysis"/>
         <exclude name="MissingSerialVersionUID"/>
+        <exclude name="NullAssignment"/>
         <exclude name="AvoidLiteralsInIfCondition"/>
         <exclude name="AvoidDuplicateLiterals"/>
         <exclude name="AvoidFieldNameMatchingMethodName"/>
-        <exclude name="NullAssignment"/>
-        <exclude name="AssignmentInOperand"/>
+        <exclude name="AvoidFieldNameMatchingTypeName"/>
         <exclude name="TestClassWithoutTestCases"/>
-        <exclude name="BeanMembersShouldSerialize"/>
     </rule>
 
-</ruleset>
+</ruleset>

gradle.properties.kts

@@ -1 +1 @@
-version = 0.1-SNAPSHOT
+version = 0.1 - SNAPSHOT

layoutparser-service/layoutparser-service-internal-api/build.gradle.kts

@@ -1,6 +1,6 @@
 plugins {
     id("com.knecon.fforesight.java-conventions")
-    id("io.freefair.lombok") version "8.4"
+    id("io.freefair.lombok") version "8.2.2"
 }
 
 description = "layoutparser-service-internal-api"

layoutparser-service/layoutparser-service-internal-api/src/main/java/com/knecon/fforesight/service/layoutparser/internal/api/data/redaction/DocumentData.java

@@ -1,7 +1,5 @@
 package com.knecon.fforesight.service.layoutparser.internal.api.data.redaction;
 
-import java.io.Serializable;
-
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
@@ -14,7 +12,7 @@ import lombok.experimental.FieldDefaults;
 @AllArgsConstructor
 @FieldDefaults(makeFinal = true, level = AccessLevel.PRIVATE)
 @Schema(description = "Object containing the complete document layout parsing information. It is split into 4 categories, structure, text, positions and pages: " + "The document tree structure of SemanticNodes such as Section, Paragraph, Headline, etc. " + "The text, which is stored as separate blocks of data. " + "The text positions, which are also stored as separate blocks. The Blocks are equal to the text blocks in length and order. " + "The page information.")
-public class DocumentData implements Serializable {
+public class DocumentData {
 
     @Schema(description = "Contains information about the document's pages.")
     DocumentPage[] documentPages;

layoutparser-service/layoutparser-service-internal-api/src/main/java/com/knecon/fforesight/service/layoutparser/internal/api/data/redaction/DocumentPage.java

@@ -1,7 +1,5 @@
 package com.knecon.fforesight.service.layoutparser.internal.api.data.redaction;
 
-import java.io.Serializable;
-
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
@@ -16,7 +14,7 @@ import lombok.experimental.FieldDefaults;
 @AllArgsConstructor
 @FieldDefaults(level = AccessLevel.PRIVATE)
 @Schema(description = "Object containing information about the document's pages.")
-public class DocumentPage implements Serializable {
+public class DocumentPage {
 
     @Schema(description = "The page number, starting with 1.")
     int number;

layoutparser-service/layoutparser-service-internal-api/src/main/java/com/knecon/fforesight/service/layoutparser/internal/api/data/redaction/DocumentPositionData.java

@@ -1,7 +1,5 @@
 package com.knecon.fforesight.service.layoutparser.internal.api.data.redaction;
 
-import java.io.Serializable;
-
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
@@ -16,7 +14,7 @@ import lombok.experimental.FieldDefaults;
 @AllArgsConstructor
 @FieldDefaults(level = AccessLevel.PRIVATE)
 @Schema(description = "Object containing text positional information of a specific text block. A document is split into multiple text blocks, which are supposed to be read in order. Every text block can only occur on a single page.")
-public class DocumentPositionData implements Serializable {
+public class DocumentPositionData {
 
     @Schema(description = "Identifier of the text block.")
     Long id;

layoutparser-service/layoutparser-service-internal-api/src/main/java/com/knecon/fforesight/service/layoutparser/internal/api/data/redaction/DocumentStructure.java

@@ -1,7 +1,6 @@
 package com.knecon.fforesight.service.layoutparser.internal.api.data.redaction;
 
 import java.awt.geom.Rectangle2D;
-import java.io.Serializable;
 import java.util.Arrays;
 import java.util.List;
 import java.util.Map;
@@ -21,13 +20,13 @@ import lombok.experimental.FieldDefaults;
 @AllArgsConstructor
 @FieldDefaults(level = AccessLevel.PRIVATE)
 @Schema(description = "Object containing information about the parsed tree structure of the SemanticNodes, such as Section, Paragraph, Headline etc inside of the document.")
-public class DocumentStructure implements Serializable {
+public class DocumentStructure {
 
     @Schema(description = "The root EntryData represents the Document.")
     EntryData root;
 
     @Schema(description = "Object containing the extra field names, a table has in its properties field.")
-    public static class TableProperties implements Serializable {
+    public static class TableProperties {
 
         public static final String NUMBER_OF_ROWS = "numberOfRows";
         public static final String NUMBER_OF_COLS = "numberOfCols";
@@ -35,7 +34,7 @@ public class DocumentStructure implements Serializable {
     }
 
     @Schema(description = "Object containing the extra field names, an Image has in its properties field.")
-    public static class ImageProperties implements Serializable {
+    public static class ImageProperties {
 
         public static final String TRANSPARENT = "transparent";
         public static final String IMAGE_TYPE = "imageType";
@@ -45,7 +44,7 @@ public class DocumentStructure implements Serializable {
     }
 
     @Schema(description = "Object containing the extra field names, a table cell has in its properties field.")
-    public static class TableCellProperties implements Serializable {
+    public static class TableCellProperties {
 
         public static final String B_BOX = "bBox";
         public static final String ROW = "row";
@@ -101,7 +100,7 @@ public class DocumentStructure implements Serializable {
     @AllArgsConstructor
     @FieldDefaults(level = AccessLevel.PRIVATE)
     @Schema(description = "Object containing information of a SemanticNode and also structuring the layout with children.")
-    public static class EntryData implements Serializable {
+    public static class EntryData {
 
         @Schema(description = "Type of the semantic node.", allowableValues = {"DOCUMENT", "SECTION", "PARAGRAPH", "HEADLINE", "TABLE", "TABLE_CELL", "HEADER", "FOOTER", "IMAGE"})
         NodeType type;

layoutparser-service/layoutparser-service-internal-api/src/main/java/com/knecon/fforesight/service/layoutparser/internal/api/data/redaction/DocumentTextData.java

@@ -1,7 +1,5 @@
 package com.knecon.fforesight.service.layoutparser.internal.api.data.redaction;
 
-import java.io.Serializable;
-
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
@@ -16,7 +14,7 @@ import lombok.experimental.FieldDefaults;
 @AllArgsConstructor
 @FieldDefaults(level = AccessLevel.PRIVATE)
 @Schema(description = "Object containing text information of a specific text block. A document is split into multiple text blocks, which are supposed to be read in order. Every text block can only occur on a single page.")
-public class DocumentTextData implements Serializable {
+public class DocumentTextData {
 
     @Schema(description = "Identifier of the text block.")
     Long id;

layoutparser-service/layoutparser-service-internal-api/src/main/java/com/knecon/fforesight/service/layoutparser/internal/api/data/redaction/NodeType.java

@@ -1,9 +1,8 @@
 package com.knecon.fforesight.service.layoutparser.internal.api.data.redaction;
 
-import java.io.Serializable;
 import java.util.Locale;
 
-public enum NodeType implements Serializable {
+public enum NodeType {
     DOCUMENT,
     SECTION,
     HEADLINE,

layoutparser-service/layoutparser-service-internal-api/src/main/java/com/knecon/fforesight/service/layoutparser/internal/api/data/taas/RowData.java

@@ -17,4 +17,5 @@ public class RowData {
     List<ParagraphData> cellText;
     @Schema(description = "The bounding box of this StructureObject. Is always exactly 4 values representing x, y, w, h, where x, y specify the lower left corner.")
     float[] bBox;
+
 }

layoutparser-service/layoutparser-service-internal-api/src/main/java/com/knecon/fforesight/service/layoutparser/internal/api/queue/LayoutParsingFinishedEvent.java

@@ -8,13 +8,9 @@ import lombok.Builder;
 @Builder
 @Schema(description = "Object containing information about the layout parsing.")
 public record LayoutParsingFinishedEvent(
-        @Schema(description = "General purpose identifier. It is returned exactly the same way it is inserted with the LayoutParsingRequest.")
-        Map<String, String> identifier,//
-        @Schema(description = "The duration of a single layout parsing in ms.")
-        long duration,//
-        @Schema(description = "The number of pages of the parsed document.")
-        int numberOfPages,//
-        @Schema(description = "A general message. It contains some information useful for a developer, like the paths where the files are stored. Not meant to be machine readable.")
-        String message) {
+        @Schema(description = "General purpose identifier. It is returned exactly the same way it is inserted with the LayoutParsingRequest.") Map<String, String> identifier,//
+        @Schema(description = "The duration of a single layout parsing in ms.") long duration,//
+        @Schema(description = "The number of pages of the parsed document.") int numberOfPages,//
+        @Schema(description = "A general message. It contains some information useful for a developer, like the paths where the files are stored. Not meant to be machine readable.") String message) {
 
 }

layoutparser-service/layoutparser-service-internal-api/src/main/java/com/knecon/fforesight/service/layoutparser/internal/api/queue/LayoutParsingQueueNames.java

@@ -5,4 +5,5 @@ public class LayoutParsingQueueNames {
     public static final String LAYOUT_PARSING_REQUEST_QUEUE = "layout_parsing_request_queue";
     public static final String LAYOUT_PARSING_DLQ = "layout_parsing_dead_letter_queue";
     public static final String LAYOUT_PARSING_FINISHED_EVENT_QUEUE = "layout_parsing_response_queue";
+
 }

layoutparser-service/layoutparser-service-internal-api/src/main/java/com/knecon/fforesight/service/layoutparser/internal/api/queue/LayoutParsingRequest.java

@@ -17,24 +17,35 @@ public record LayoutParsingRequest(
         Map<String, String> identifier,
 
         @Schema(description = "Path to the original PDF file.")//
-        @NonNull String originFileStorageId,//
+        @NonNull String originFileStorageId,
+//
+
+        @Schema(description = "Optional Path to the the visual layout parsing service file") Optional<String> visualLayoutParsingFileId,
         @Schema(description = "Optional Path to the table extraction file.")//
-        Optional<String> tablesFileStorageId,//
+        Optional<String> tablesFileStorageId,
+//
         @Schema(description = "Optional Path to the image classification file.")//
-        Optional<String> imagesFileStorageId,//
+        Optional<String> imagesFileStorageId,
+//
 
         @Schema(description = "Path where the Document Structure File will be stored.")//
-        @NonNull String structureFileStorageId,//
+        @NonNull String structureFileStorageId,
+//
         @Schema(description = "Path where the Research Data File will be stored.")//
-        String researchDocumentStorageId,//
+        String researchDocumentStorageId,
+//
         @Schema(description = "Path where the Document Text File will be stored.")//
-        @NonNull String textBlockFileStorageId,//
+        @NonNull String textBlockFileStorageId,
+//
         @Schema(description = "Path where the Document Positions File will be stored.")//
-        @NonNull String positionBlockFileStorageId,//
+        @NonNull String positionBlockFileStorageId,
+//
         @Schema(description = "Path where the Document Pages File will be stored.")//
-        @NonNull String pageFileStorageId,//
+        @NonNull String pageFileStorageId,
+//
         @Schema(description = "Path where the Simplified Text File will be stored.")//
-        @NonNull String simplifiedTextStorageId,//
+        @NonNull String simplifiedTextStorageId,
+//
         @Schema(description = "Path where the Viewer Document PDF will be stored.")//
         @NonNull String viewerDocumentStorageId) {
 

layoutparser-service/layoutparser-service-processor/build.gradle.kts

@@ -1,6 +1,6 @@
 plugins {
     id("com.knecon.fforesight.java-conventions")
-    id("io.freefair.lombok") version "8.4"
+    id("io.freefair.lombok") version "8.2.2"
 }
 
 description = "layoutparser-service-processor"
@@ -10,14 +10,13 @@ val pdfBoxVersion = "3.0.0"
 
 dependencies {
     implementation(project(":layoutparser-service-internal-api"))
-    implementation(project(":viewer-doc-processor"))
 
     implementation("com.iqser.red.service:persistence-service-shared-api-v1:2.144.0") {
         exclude("org.springframework.boot", "spring-boot-starter-security")
         exclude("org.springframework.boot", "spring-boot-starter-validation")
     }
-    implementation("com.knecon.fforesight:tenant-commons:0.21.0")
-    implementation("com.iqser.red.commons:storage-commons:2.45.0")
+    implementation("com.knecon.fforesight:tenant-commons:0.10.0")
+    implementation("com.iqser.red.commons:storage-commons:2.40.0")
 
     implementation("org.apache.pdfbox:pdfbox:${pdfBoxVersion}")
     implementation("org.apache.pdfbox:pdfbox-tools:${pdfBoxVersion}")

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/LayoutParsingPipeline.java

@@ -3,17 +3,13 @@ package com.knecon.fforesight.service.layoutparser.processor;
 import static java.lang.String.format;
 
 import java.awt.geom.Rectangle2D;
-import java.io.File;
+import java.io.ByteArrayOutputStream;
 import java.io.IOException;
-import java.nio.file.Files;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
-import java.util.concurrent.atomic.AtomicInteger;
-import java.util.concurrent.atomic.AtomicReference;
 
-import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.pdmodel.PDPage;
 import org.apache.pdfbox.pdmodel.common.PDRectangle;
@@ -27,7 +23,6 @@ import com.knecon.fforesight.service.layoutparser.internal.api.queue.LayoutParsi
 import com.knecon.fforesight.service.layoutparser.processor.model.AbstractPageBlock;
 import com.knecon.fforesight.service.layoutparser.processor.model.ClassificationDocument;
 import com.knecon.fforesight.service.layoutparser.processor.model.ClassificationPage;
-import com.knecon.fforesight.service.layoutparser.processor.model.ClassificationSection;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Document;
 import com.knecon.fforesight.service.layoutparser.processor.model.image.ClassifiedImage;
 import com.knecon.fforesight.service.layoutparser.processor.model.table.CleanRulings;
@@ -35,9 +30,12 @@ import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPageB
 import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPositionSequence;
 import com.knecon.fforesight.service.layoutparser.processor.python_api.adapter.CvTableParsingAdapter;
 import com.knecon.fforesight.service.layoutparser.processor.python_api.adapter.ImageServiceResponseAdapter;
+import com.knecon.fforesight.service.layoutparser.processor.python_api.adapter.VisualLayoutParsingAdapter;
 import com.knecon.fforesight.service.layoutparser.processor.python_api.model.image.ImageServiceResponse;
 import com.knecon.fforesight.service.layoutparser.processor.python_api.model.table.TableCells;
 import com.knecon.fforesight.service.layoutparser.processor.python_api.model.table.TableServiceResponse;
+import com.knecon.fforesight.service.layoutparser.processor.python_api.model.table.VisualLayoutParsingResponse;
+import com.knecon.fforesight.service.layoutparser.processor.python_api.model.table.VisualLayoutParsingResult;
 import com.knecon.fforesight.service.layoutparser.processor.services.BodyTextFrameService;
 import com.knecon.fforesight.service.layoutparser.processor.services.RulingCleaningService;
 import com.knecon.fforesight.service.layoutparser.processor.services.SectionsBuilderService;
@@ -49,136 +47,105 @@ import com.knecon.fforesight.service.layoutparser.processor.services.blockificat
 import com.knecon.fforesight.service.layoutparser.processor.services.classification.DocuMineClassificationService;
 import com.knecon.fforesight.service.layoutparser.processor.services.classification.RedactManagerClassificationService;
 import com.knecon.fforesight.service.layoutparser.processor.services.classification.TaasClassificationService;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.DocstrumSegmentationService;
 import com.knecon.fforesight.service.layoutparser.processor.services.factory.DocumentGraphFactory;
 import com.knecon.fforesight.service.layoutparser.processor.services.mapper.DocumentDataMapper;
 import com.knecon.fforesight.service.layoutparser.processor.services.mapper.TaasDocumentDataMapper;
 import com.knecon.fforesight.service.layoutparser.processor.services.parsing.PDFLinesTextStripper;
-import com.knecon.fforesight.service.layoutparser.processor.services.visualization.LayoutGridService;
+import com.knecon.fforesight.service.layoutparser.processor.services.visualization.ViewerDocumentService;
 import com.knecon.fforesight.service.layoutparser.processor.utils.MarkedContentUtils;
 
-import io.micrometer.observation.Observation;
-import io.micrometer.observation.ObservationRegistry;
-import io.micrometer.observation.annotation.Observed;
-import lombok.AccessLevel;
 import lombok.RequiredArgsConstructor;
 import lombok.SneakyThrows;
-import lombok.experimental.FieldDefaults;
 import lombok.extern.slf4j.Slf4j;
 
-@SuppressWarnings("PMD.CloseResource")
 @Slf4j
 @Service
 @RequiredArgsConstructor
-@FieldDefaults(makeFinal = true, level = AccessLevel.PRIVATE)
 public class LayoutParsingPipeline {
 
-    ImageServiceResponseAdapter imageServiceResponseAdapter;
-    CvTableParsingAdapter cvTableParsingAdapter;
-    LayoutParsingStorageService layoutParsingStorageService;
-    SectionsBuilderService sectionsBuilderService;
-    TaasClassificationService taasClassificationService;
-    RedactManagerClassificationService redactManagerClassificationService;
-    DocuMineClassificationService docuMineClassificationService;
-    SimplifiedSectionTextService simplifiedSectionTextService;
-    BodyTextFrameService bodyTextFrameService;
-    RulingCleaningService rulingCleaningService;
-    TableExtractionService tableExtractionService;
-    TaasBlockificationService taasBlockificationService;
-    DocuMineBlockificationService docuMineBlockificationService;
-    RedactManagerBlockificationService redactManagerBlockificationService;
-    LayoutGridService layoutGridService;
-    ObservationRegistry observationRegistry;
-    DocstrumSegmentationService docstrumSegmentationService;
+    private final ImageServiceResponseAdapter imageServiceResponseAdapter;
+    private final CvTableParsingAdapter cvTableParsingAdapter;
+    private final LayoutParsingStorageService layoutParsingStorageService;
+    private final SectionsBuilderService sectionsBuilderService;
+    private final TaasClassificationService taasClassificationService;
+    private final RedactManagerClassificationService redactManagerClassificationService;
+    private final DocuMineClassificationService docuMineClassificationService;
+    private final SimplifiedSectionTextService simplifiedSectionTextService;
+    private final BodyTextFrameService bodyTextFrameService;
+    private final RulingCleaningService rulingCleaningService;
+    private final TableExtractionService tableExtractionService;
+    private final VisualLayoutParsingAdapter visualLayoutParsingAdapter;
+    private final TaasBlockificationService taasBlockificationService;
+    private final DocuMineBlockificationService docuMineBlockificationService;
+    private final RedactManagerBlockificationService redactManagerBlockificationService;
+    private final ViewerDocumentService viewerDocumentService;
 
 
     public LayoutParsingFinishedEvent parseLayoutAndSaveFilesToStorage(LayoutParsingRequest layoutParsingRequest) throws IOException {
 
         long start = System.currentTimeMillis();
-        log.info("Starting layout parsing for {}", layoutParsingRequest.identifier());
 
-        File originFile = layoutParsingStorageService.getOriginFile(layoutParsingRequest.originFileStorageId());
-        File viewerDocumentFile = layoutParsingStorageService.getViewerDocFile(layoutParsingRequest.viewerDocumentStorageId()).orElse(originFile);
+        try (PDDocument originDocument = layoutParsingStorageService.getOriginFile(layoutParsingRequest.originFileStorageId())) {
+            ImageServiceResponse imageServiceResponse = new ImageServiceResponse();
+            if (layoutParsingRequest.imagesFileStorageId().isPresent()) {
+                imageServiceResponse = layoutParsingStorageService.getImagesFile(layoutParsingRequest.imagesFileStorageId().get());
+            }
 
-        ImageServiceResponse imageServiceResponse = new ImageServiceResponse();
-        if (layoutParsingRequest.imagesFileStorageId().isPresent()) {
-            imageServiceResponse = layoutParsingStorageService.getImagesFile(layoutParsingRequest.imagesFileStorageId().get());
+            TableServiceResponse tableServiceResponse = new TableServiceResponse();
+            if (layoutParsingRequest.tablesFileStorageId().isPresent()) {
+                tableServiceResponse = layoutParsingStorageService.getTablesFile(layoutParsingRequest.tablesFileStorageId().get());
+            }
+
+            VisualLayoutParsingResponse visualLayoutParsingResponse = new VisualLayoutParsingResponse();
+            if (layoutParsingRequest.visualLayoutParsingFileId().isPresent()) {
+                visualLayoutParsingResponse = layoutParsingStorageService.getExtractedTablesFile(layoutParsingRequest.visualLayoutParsingFileId().get());
+            }
+
+            ClassificationDocument classificationDocument = parseLayout(layoutParsingRequest.layoutParsingType(), originDocument, imageServiceResponse, tableServiceResponse);
+            Document documentGraph = DocumentGraphFactory.buildDocumentGraph(classificationDocument);
+
+            int numberOfPages = originDocument.getNumberOfPages();
+
+            layoutParsingStorageService.storeDocumentData(layoutParsingRequest, DocumentDataMapper.toDocumentData(documentGraph));
+            layoutParsingStorageService.storeSimplifiedText(layoutParsingRequest, simplifiedSectionTextService.toSimplifiedText(documentGraph));
+
+            Map<Integer, List<VisualLayoutParsingResult>> extractedTableCells = visualLayoutParsingAdapter.buildExtractedTablesPerPage(visualLayoutParsingResponse);
+            try (var out = new ByteArrayOutputStream()) {
+                viewerDocumentService.createViewerDocument(originDocument, documentGraph, out, extractedTableCells, false);
+                layoutParsingStorageService.storeViewerDocument(layoutParsingRequest, out);
+            }
+
+            if (layoutParsingRequest.layoutParsingType().equals(LayoutParsingType.TAAS)) {
+                var researchDocumentData = TaasDocumentDataMapper.fromDocument(documentGraph);
+                layoutParsingStorageService.storeResearchDocumentData(layoutParsingRequest, researchDocumentData);
+            }
+
+            return LayoutParsingFinishedEvent.builder()
+                    .identifier(layoutParsingRequest.identifier())
+                    .numberOfPages(numberOfPages)
+                    .duration(System.currentTimeMillis() - start)
+                    .message(format("""
+                                    Layout parsing has finished in %.02f s.
+                                    identifiers: %s
+                                    %s
+                                    Files have been saved with Ids:
+                                    Structure: %s
+                                    Text: %s
+                                    Positions: %s
+                                    PageData: %s
+                                    Simplified Text: %s
+                                    Viewer Doc: %s""",
+                            ((float) (System.currentTimeMillis() - start)) / 1000,
+                            layoutParsingRequest.identifier(),
+                            buildSemanticNodeCountMessage(numberOfPages, documentGraph.buildSemanticNodeCounts()),
+                            layoutParsingRequest.structureFileStorageId(),
+                            layoutParsingRequest.textBlockFileStorageId(),
+                            layoutParsingRequest.positionBlockFileStorageId(),
+                            layoutParsingRequest.pageFileStorageId(),
+                            layoutParsingRequest.simplifiedTextStorageId(),
+                            layoutParsingRequest.viewerDocumentStorageId()))
+                    .build();
         }
-
-        TableServiceResponse tableServiceResponse = new TableServiceResponse();
-        if (layoutParsingRequest.tablesFileStorageId().isPresent()) {
-            tableServiceResponse = layoutParsingStorageService.getTablesFile(layoutParsingRequest.tablesFileStorageId().get());
-        }
-
-        ClassificationDocument classificationDocument = parseLayout(layoutParsingRequest.layoutParsingType(),
-                originFile,
-                imageServiceResponse,
-                tableServiceResponse,
-                layoutParsingRequest.identifier().toString());
-
-        log.info("Building document graph for {}", layoutParsingRequest.identifier());
-
-        Document documentGraph = observeBuildDocumentGraph(classificationDocument);
-
-        log.info("Creating viewer document for {}", layoutParsingRequest.identifier());
-
-        layoutGridService.addLayoutGrid(viewerDocumentFile, documentGraph, viewerDocumentFile, false);
-
-        log.info("Storing resulting files for {}", layoutParsingRequest.identifier());
-
-        layoutParsingStorageService.storeDocumentData(layoutParsingRequest, DocumentDataMapper.toDocumentData(documentGraph));
-        layoutParsingStorageService.storeSimplifiedText(layoutParsingRequest, simplifiedSectionTextService.toSimplifiedText(documentGraph));
-        layoutParsingStorageService.storeViewerDocument(layoutParsingRequest, viewerDocumentFile);
-
-        if (layoutParsingRequest.layoutParsingType().equals(LayoutParsingType.TAAS)) {
-            log.info("Building research document data for {}", layoutParsingRequest.identifier());
-            var researchDocumentData = TaasDocumentDataMapper.fromDocument(documentGraph);
-            layoutParsingStorageService.storeResearchDocumentData(layoutParsingRequest, researchDocumentData);
-        }
-
-        if (!viewerDocumentFile.equals(originFile)) {
-            viewerDocumentFile.delete();
-        }
-        originFile.delete();
-
-        return LayoutParsingFinishedEvent.builder()
-                .identifier(layoutParsingRequest.identifier())
-                .numberOfPages(documentGraph.getNumberOfPages())
-                .duration(System.currentTimeMillis() - start)
-                .message(format("""
-                                Layout parsing has finished in %.02f s.
-                                identifiers: %s
-                                %s
-                                Files have been saved with Ids:
-                                Structure: %s
-                                Text: %s
-                                Positions: %s
-                                PageData: %s
-                                Simplified Text: %s
-                                Viewer Doc: %s""",
-                        ((float) (System.currentTimeMillis() - start)) / 1000,
-                        layoutParsingRequest.identifier(),
-                        buildSemanticNodeCountMessage(documentGraph.getNumberOfPages(), documentGraph.buildSemanticNodeCounts()),
-                        layoutParsingRequest.structureFileStorageId(),
-                        layoutParsingRequest.textBlockFileStorageId(),
-                        layoutParsingRequest.positionBlockFileStorageId(),
-                        layoutParsingRequest.pageFileStorageId(),
-                        layoutParsingRequest.simplifiedTextStorageId(),
-                        layoutParsingRequest.viewerDocumentStorageId()))
-                .build();
-
-    }
-
-
-    private Document observeBuildDocumentGraph(ClassificationDocument classificationDocument) {
-
-        AtomicReference<Document> documentReference = new AtomicReference<>();
-
-        Observation.createNotStarted("LayoutParsingPipeline", observationRegistry).contextualName("build-document-graph").observe(() -> {
-            documentReference.set(DocumentGraphFactory.buildDocumentGraph(classificationDocument));
-        });
-
-        return documentReference.get();
     }
 
 
@@ -197,36 +164,21 @@ public class LayoutParsingPipeline {
 
 
     @SneakyThrows
-    @Observed(name = "LayoutParsingPipeline", contextualName = "parse-layout")
     public ClassificationDocument parseLayout(LayoutParsingType layoutParsingType,
-                                              File originFile,
+                                              PDDocument originDocument,
                                               ImageServiceResponse imageServiceResponse,
-                                              TableServiceResponse tableServiceResponse,
-                                              String identifier) {
+                                              TableServiceResponse tableServiceResponse) {
 
-        PDDocument originDocument = openDocument(originFile);
-        addNumberOfPagesToTrace(originDocument.getNumberOfPages(), Files.size(originFile.toPath()));
         Map<Integer, List<TableCells>> pdfTableCells = cvTableParsingAdapter.buildCvParsedTablesPerPage(tableServiceResponse);
         Map<Integer, List<ClassifiedImage>> pdfImages = imageServiceResponseAdapter.buildClassifiedImagesPerPage(imageServiceResponse);
 
         ClassificationDocument classificationDocument = new ClassificationDocument();
         List<ClassificationPage> classificationPages = new ArrayList<>();
 
+        originDocument.setAllSecurityToBeRemoved(true);
         long pageCount = originDocument.getNumberOfPages();
 
         for (int pageNumber = 1; pageNumber <= pageCount; pageNumber++) {
-
-            if (pageNumber % 100 == 0) {
-                // re-open document every once in a while to save on RAM. This has no significant performance impact.
-                // This is due to PDFBox caching all images and some other stuff with Soft References. This dereferences them and forces the freeing of memory.
-                originDocument.close();
-                originDocument = openDocument(originFile);
-            }
-
-            if (pageNumber % 100 == 0 || pageNumber == pageCount || pageNumber == 1) {
-                log.info("Extracting text on Page {} for {}", pageNumber, identifier);
-            }
-
             classificationDocument.setPages(classificationPages);
             PDFLinesTextStripper stripper = new PDFLinesTextStripper();
             PDPage pdPage = originDocument.getPage(pageNumber - 1);
@@ -247,37 +199,11 @@ public class LayoutParsingPipeline {
             PDRectangle cropbox = pdPage.getCropBox();
             CleanRulings cleanRulings = rulingCleaningService.getCleanRulings(pdfTableCells.get(pageNumber), stripper.getRulings());
 
-            // Docstrum
-            AtomicInteger num = new AtomicInteger(pageNumber);
-            var zones = docstrumSegmentationService.segmentPage(stripper.getTextPositionSequences());
-
-            List<AbstractPageBlock> pageBlocks = new ArrayList<>();
-            AtomicInteger numOnPage = new AtomicInteger(1);
-//            List<TextPositionSequence> textPositionSequences = new ArrayList<>();
-            zones.forEach(zone -> {
-
-                List<TextPositionSequence> textPositionSequences = new ArrayList<>();
-                zone.getLines().forEach(line -> {
-                    line.getWords().forEach(word -> {
-                        textPositionSequences.add(new TextPositionSequence(word.getTextPositions(), num.get()));
-                    });
-                });
-
-                var cps = redactManagerBlockificationService.blockify(textPositionSequences, cleanRulings.getHorizontal(), cleanRulings.getVertical());
-
-                cps.getTextBlocks().forEach(cp -> {
-                    pageBlocks.add(redactManagerBlockificationService.buildTextBlock(((TextPageBlock) cp).getSequences(), numOnPage.getAndIncrement()));
-                });
-            });
-
-//            ClassificationPage classificationPage = switch (layoutParsingType) {
-//                case REDACT_MANAGER -> redactManagerBlockificationService.blockify(textPositionSequences, cleanRulings.getHorizontal(), cleanRulings.getVertical());
-//                case TAAS -> taasBlockificationService.blockify(textPositionSequences, cleanRulings.getHorizontal(), cleanRulings.getVertical());
-//                case DOCUMINE -> docuMineBlockificationService.blockify(textPositionSequences, cleanRulings.getHorizontal(), cleanRulings.getVertical());
-//            };
-
-            ClassificationPage classificationPage = new ClassificationPage(pageBlocks);
-
+            ClassificationPage classificationPage = switch (layoutParsingType) {
+                case REDACT_MANAGER -> redactManagerBlockificationService.blockify(stripper.getTextPositionSequences(), cleanRulings.getHorizontal(), cleanRulings.getVertical());
+                case TAAS -> taasBlockificationService.blockify(stripper.getTextPositionSequences(), cleanRulings.getHorizontal(), cleanRulings.getVertical());
+                case DOCUMINE -> docuMineBlockificationService.blockify(stripper.getTextPositionSequences(), cleanRulings.getHorizontal(), cleanRulings.getVertical());
+            };
             classificationPage.setCleanRulings(cleanRulings);
             classificationPage.setRotation(rotation);
             classificationPage.setLandscape(isLandscape);
@@ -302,52 +228,21 @@ public class LayoutParsingPipeline {
             classificationPages.add(classificationPage);
         }
 
-        originDocument.close();
-
-        log.info("Calculating BodyTextFrame for {}", identifier);
         bodyTextFrameService.setBodyTextFrames(classificationDocument, layoutParsingType);
-        log.info("Classify TextBlocks for {}", identifier);
+
         switch (layoutParsingType) {
             case TAAS -> taasClassificationService.classifyDocument(classificationDocument);
             case DOCUMINE -> docuMineClassificationService.classifyDocument(classificationDocument);
             case REDACT_MANAGER -> redactManagerClassificationService.classifyDocument(classificationDocument);
         }
 
-        List<ClassificationSection> sections = new ArrayList<>();
-        for (var page : classificationPages) {
-            page.getTextBlocks().forEach(block -> {
-                block.setPage(page.getPageNumber());
-                var section = sectionsBuilderService.buildTextBlock(List.of(block), "a");
-                sections.add(section);
-            });
-        }
-        classificationDocument.setSections(sections);
+        sectionsBuilderService.buildSections(classificationDocument);
+        sectionsBuilderService.addImagesToSections(classificationDocument);
 
-        log.info("Building Sections for {}", identifier);
-//        sectionsBuilderService.buildSections(classificationDocument);
-//        sectionsBuilderService.addImagesToSections(classificationDocument);
         return classificationDocument;
     }
 
 
-    private void addNumberOfPagesToTrace(int numberOfPages, long size) {
-
-        if (observationRegistry.getCurrentObservation() != null) {
-            observationRegistry.getCurrentObservation().highCardinalityKeyValue("numberOfPages", String.valueOf(numberOfPages));
-            observationRegistry.getCurrentObservation().highCardinalityKeyValue("fileSize", String.valueOf(size));
-        }
-    }
-
-
-    @SneakyThrows
-    private PDDocument openDocument(File originFile) {
-
-        PDDocument document = Loader.loadPDF(originFile);
-        document.setAllSecurityToBeRemoved(true);
-        return document;
-    }
-
-
     private Map<String, List<Rectangle2D>> convertMarkedContents(List<PDMarkedContent> pdMarkedContents) {
 
         Map<String, List<Rectangle2D>> markedContentBboxes = new HashMap<>();

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/LayoutParsingServiceProcessorConfiguration.java

@@ -1,24 +1,10 @@
 package com.knecon.fforesight.service.layoutparser.processor;
 
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.Configuration;
 
-import com.knecon.fforesight.service.viewerdoc.service.ViewerDocumentService;
-
-import io.micrometer.observation.ObservationRegistry;
-
 @Configuration
 @ComponentScan
 public class LayoutParsingServiceProcessorConfiguration {
 
-
-    @Bean
-    @Autowired
-    public ViewerDocumentService viewerDocumentService(ObservationRegistry registry) {
-
-        return new ViewerDocumentService(registry);
-    }
-
 }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/LayoutParsingStorageService.java

@@ -1,15 +1,17 @@
 package com.knecon.fforesight.service.layoutparser.processor;
 
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
 import java.io.File;
-import java.io.FileInputStream;
+import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.nio.file.StandardOpenOption;
-import java.util.Optional;
 
+import org.apache.commons.io.IOUtils;
 import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.springframework.stereotype.Service;
@@ -22,9 +24,9 @@ import com.knecon.fforesight.service.layoutparser.internal.api.data.taas.Researc
 import com.knecon.fforesight.service.layoutparser.internal.api.queue.LayoutParsingRequest;
 import com.knecon.fforesight.service.layoutparser.processor.python_api.model.image.ImageServiceResponse;
 import com.knecon.fforesight.service.layoutparser.processor.python_api.model.table.TableServiceResponse;
+import com.knecon.fforesight.service.layoutparser.processor.python_api.model.table.VisualLayoutParsingResponse;
 import com.knecon.fforesight.tenantcommons.TenantContext;
 
-import io.micrometer.observation.annotation.Observed;
 import lombok.RequiredArgsConstructor;
 import lombok.SneakyThrows;
 import lombok.extern.slf4j.Slf4j;
@@ -37,24 +39,17 @@ public class LayoutParsingStorageService {
     private final StorageService storageService;
     private final ObjectMapper objectMapper;
 
-    @Observed(name = "LayoutParsingStorageService", contextualName = "get-origin-file")
-    public File getOriginFile(String storageId) throws IOException {
 
-        File tempFile = createTempFile("document", ".pdf");
-        storageService.downloadTo(TenantContext.getTenantId(), storageId, tempFile);
-        return tempFile;
-    }
+    public PDDocument getOriginFile(String storageId) throws IOException {
 
-
-    @Observed(name = "LayoutParsingStorageService", contextualName = "get-viewer-doc-file")
-    public Optional<File> getViewerDocFile(String storageId) throws IOException {
-
-        if (!storageService.objectExists(TenantContext.getTenantId(), storageId)) {
-            return Optional.empty();
+        try (var originDocumentInputStream = getObject(storageId)) {
+            File tempFile = createTempFile("document", ".pdf");
+            try (var tempFileOutputStream = new FileOutputStream(tempFile)) {
+                IOUtils.copy(originDocumentInputStream, tempFileOutputStream);
+                originDocumentInputStream.close();
+            }
+            return Loader.loadPDF(tempFile);
         }
-        File tempFile = createTempFile("viewerDocument", ".pdf");
-        storageService.downloadTo(TenantContext.getTenantId(), storageId, tempFile);
-        return Optional.of(tempFile);
     }
 
 
@@ -80,7 +75,16 @@ public class LayoutParsingStorageService {
     }
 
 
-    @Observed(name = "LayoutParsingStorageService", contextualName = "store-document-data")
+    public VisualLayoutParsingResponse getExtractedTablesFile(String storageId) throws IOException {
+
+        try (InputStream inputStream = getObject(storageId)) {
+            VisualLayoutParsingResponse visualLayoutParsingResponse = objectMapper.readValue(inputStream, VisualLayoutParsingResponse.class);
+            inputStream.close();
+            return visualLayoutParsingResponse;
+        }
+    }
+
+
     public void storeDocumentData(LayoutParsingRequest layoutParsingRequest, DocumentData documentData) {
 
         storageService.storeJSONObject(TenantContext.getTenantId(), layoutParsingRequest.structureFileStorageId(), documentData.getDocumentStructure());
@@ -121,7 +125,6 @@ public class LayoutParsingStorageService {
     }
 
 
-    @Observed(name = "LayoutParsingStorageService", contextualName = "store-simplified-text")
     public void storeSimplifiedText(LayoutParsingRequest layoutParsingRequest, SimplifiedText simplifiedText) {
 
         storageService.storeJSONObject(TenantContext.getTenantId(), layoutParsingRequest.simplifiedTextStorageId(), simplifiedText);
@@ -139,10 +142,10 @@ public class LayoutParsingStorageService {
 
 
     @SneakyThrows
-    @Observed(name = "LayoutParsingStorageService", contextualName = "store-viewer-document")
-    public void storeViewerDocument(LayoutParsingRequest layoutParsingRequest, File out) {
+    public void storeViewerDocument(LayoutParsingRequest layoutParsingRequest, ByteArrayOutputStream out) {
+
+        try (var in = new ByteArrayInputStream(out.toByteArray())) {
 
-        try (var in = new FileInputStream(out)) {
             storageService.storeObject(TenantContext.getTenantId(), layoutParsingRequest.viewerDocumentStorageId(), in);
         }
     }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/ClassificationPage.java

@@ -12,7 +12,6 @@ import com.knecon.fforesight.service.layoutparser.processor.model.table.CleanRul
 import com.knecon.fforesight.service.layoutparser.processor.model.text.StringFrequencyCounter;
 
 import lombok.Data;
-import lombok.Getter;
 import lombok.NonNull;
 import lombok.RequiredArgsConstructor;
 
@@ -21,7 +20,6 @@ import lombok.RequiredArgsConstructor;
 public class ClassificationPage {
 
     @NonNull
-    @Getter
     private List<AbstractPageBlock> textBlocks;
 
     private List<ClassifiedImage> images = new ArrayList<>();

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/PageContents.java

@@ -19,4 +19,5 @@ public class PageContents {
     Rectangle2D cropBox;
     Rectangle2D mediaBox;
     List<Ruling> rulings;
+
 }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/graph/Boundary.java

@@ -12,7 +12,6 @@ import lombok.Setter;
 
 @Setter
 @EqualsAndHashCode
-@SuppressWarnings("PMD.AvoidFieldNameMatchingMethodName")
 public class Boundary implements Comparable<Boundary> {
 
     private int start;
@@ -109,11 +108,13 @@ public class Boundary implements Comparable<Boundary> {
         return splitBoundaries;
     }
 
+
     public IntStream intStream() {
 
         return IntStream.range(start, end);
     }
 
+
     public static Boundary merge(Collection<Boundary> boundaries) {
 
         int minStart = boundaries.stream().mapToInt(Boundary::start).min().orElseThrow(IllegalArgumentException::new);

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/graph/nodes/Document.java

@@ -10,6 +10,7 @@ import java.util.Set;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
+import com.amazonaws.services.kms.model.NotFoundException;
 import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.NodeType;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.DocumentTree;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.entity.RedactionEntity;
@@ -83,7 +84,7 @@ public class Document implements GenericSemanticNode {
     @Override
     public Headline getHeadline() {
 
-        return streamAllSubNodesOfType(NodeType.HEADLINE).map(node -> (Headline) node).findFirst().orElse(Headline.builder().build());
+        return streamAllSubNodesOfType(NodeType.HEADLINE).map(node -> (Headline) node).findFirst().orElseThrow(() -> new NotFoundException("No Headlines found in this document!"));
     }
 
 

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/graph/nodes/Footer.java

@@ -1,9 +1,7 @@
 package com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes;
 
-import java.awt.geom.Rectangle2D;
 import java.util.HashSet;
 import java.util.List;
-import java.util.Map;
 import java.util.Set;
 
 import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.NodeType;
@@ -36,9 +34,6 @@ public class Footer implements GenericSemanticNode {
     @EqualsAndHashCode.Exclude
     Set<RedactionEntity> entities = new HashSet<>();
 
-    @EqualsAndHashCode.Exclude
-    Map<Page, Rectangle2D> bBoxCache;
-
 
     @Override
     public NodeType getType() {
@@ -67,14 +62,4 @@ public class Footer implements GenericSemanticNode {
         return treeId + ": " + NodeType.FOOTER + ": " + leafTextBlock.buildSummary();
     }
 
-
-    @Override
-    public Map<Page, Rectangle2D> getBBox() {
-
-        if (bBoxCache == null) {
-            bBoxCache = GenericSemanticNode.super.getBBox();
-        }
-        return bBoxCache;
-    }
-
 }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/graph/nodes/Header.java

@@ -1,9 +1,7 @@
 package com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes;
 
-import java.awt.geom.Rectangle2D;
 import java.util.HashSet;
 import java.util.List;
-import java.util.Map;
 import java.util.Set;
 
 import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.NodeType;
@@ -36,9 +34,6 @@ public class Header implements GenericSemanticNode {
     @EqualsAndHashCode.Exclude
     Set<RedactionEntity> entities = new HashSet<>();
 
-    @EqualsAndHashCode.Exclude
-    Map<Page, Rectangle2D> bBoxCache;
-
 
     @Override
     public boolean isLeaf() {
@@ -67,14 +62,4 @@ public class Header implements GenericSemanticNode {
         return treeId + ": " + NodeType.HEADER + ": " + leafTextBlock.buildSummary();
     }
 
-
-    @Override
-    public Map<Page, Rectangle2D> getBBox() {
-
-        if (bBoxCache == null) {
-            bBoxCache = GenericSemanticNode.super.getBBox();
-        }
-        return bBoxCache;
-    }
-
 }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/graph/nodes/Headline.java

@@ -1,9 +1,7 @@
 package com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes;
 
-import java.awt.geom.Rectangle2D;
 import java.util.HashSet;
 import java.util.List;
-import java.util.Map;
 import java.util.Set;
 
 import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.NodeType;
@@ -36,9 +34,6 @@ public class Headline implements GenericSemanticNode {
     @EqualsAndHashCode.Exclude
     Set<RedactionEntity> entities = new HashSet<>();
 
-    @EqualsAndHashCode.Exclude
-    Map<Page, Rectangle2D> bBoxCache;
-
 
     @Override
     public NodeType getType() {
@@ -74,14 +69,4 @@ public class Headline implements GenericSemanticNode {
         return this;
     }
 
-
-    @Override
-    public Map<Page, Rectangle2D> getBBox() {
-
-        if (bBoxCache == null) {
-            bBoxCache = GenericSemanticNode.super.getBBox();
-        }
-        return bBoxCache;
-    }
-
 }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/graph/nodes/Paragraph.java

@@ -1,9 +1,7 @@
 package com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes;
 
-import java.awt.geom.Rectangle2D;
 import java.util.HashSet;
 import java.util.List;
-import java.util.Map;
 import java.util.Set;
 
 import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.NodeType;
@@ -34,9 +32,6 @@ public class Paragraph implements GenericSemanticNode {
     @EqualsAndHashCode.Exclude
     Set<RedactionEntity> entities = new HashSet<>();
 
-    @EqualsAndHashCode.Exclude
-    Map<Page, Rectangle2D> bBoxCache;
-
 
     @Override
     public NodeType getType() {
@@ -65,14 +60,4 @@ public class Paragraph implements GenericSemanticNode {
         return treeId + ": " + NodeType.PARAGRAPH + ": " + leafTextBlock.buildSummary();
     }
 
-
-    @Override
-    public Map<Page, Rectangle2D> getBBox() {
-
-        if (bBoxCache == null) {
-            bBoxCache = GenericSemanticNode.super.getBBox();
-        }
-        return bBoxCache;
-    }
-
 }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/graph/nodes/Section.java

@@ -1,9 +1,7 @@
 package com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes;
 
-import java.awt.geom.Rectangle2D;
 import java.util.HashSet;
 import java.util.List;
-import java.util.Map;
 import java.util.Set;
 
 import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.NodeType;
@@ -37,9 +35,6 @@ public class Section implements GenericSemanticNode {
     @EqualsAndHashCode.Exclude
     Set<RedactionEntity> entities = new HashSet<>();
 
-    @EqualsAndHashCode.Exclude
-    Map<Page, Rectangle2D> bBoxCache;
-
 
     @Override
     public NodeType getType() {
@@ -79,14 +74,4 @@ public class Section implements GenericSemanticNode {
                 .orElseGet(() -> getParent().getHeadline());
     }
 
-
-    @Override
-    public Map<Page, Rectangle2D> getBBox() {
-
-        if (bBoxCache == null) {
-            bBoxCache = GenericSemanticNode.super.getBBox();
-        }
-        return bBoxCache;
-    }
-
 }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/graph/nodes/SemanticNode.java

@@ -398,11 +398,12 @@ public interface SemanticNode {
      */
     default Map<Page, Rectangle2D> getBBox() {
 
+        Map<Page, Rectangle2D> bBoxPerPage = new HashMap<>();
         if (isLeaf()) {
-            return getBBoxFromLeafTextBlock();
+            return getBBoxFromLeafTextBlock(bBoxPerPage);
         }
 
-        return getBBoxFromChildren();
+        return getBBoxFromChildren(bBoxPerPage);
     }
 
 
@@ -425,31 +426,25 @@ public interface SemanticNode {
 
     /**
      * TODO: this produces unwanted results for sections spanning multiple columns.
-     * Computes the Union of the bounding boxes of all children recursively.
+     *
+     * @param bBoxPerPage initial empty BoundingBox
      * @return The union of the BoundingBoxes of all children
      */
-    private Map<Page, Rectangle2D> getBBoxFromChildren() {
+    private Map<Page, Rectangle2D> getBBoxFromChildren(Map<Page, Rectangle2D> bBoxPerPage) {
 
-        Map<Page, Rectangle2D> bBoxPerPage = new HashMap<>();
-        List<Map<Page, Rectangle2D>> childrenBBoxes = streamChildren().map(SemanticNode::getBBox).toList();
-        Set<Page> pages = childrenBBoxes.stream().flatMap(map -> map.keySet().stream()).collect(Collectors.toSet());
-        for (Page page : pages) {
-            Rectangle2D bBoxOnPage = childrenBBoxes.stream()
-                    .filter(childBboxPerPage -> childBboxPerPage.containsKey(page))
-                    .map(childBboxPerPage -> childBboxPerPage.get(page))
-                    .collect(RectangleTransformations.collectBBox());
-            bBoxPerPage.put(page, bBoxOnPage);
-        }
-        return bBoxPerPage;
+        return streamChildren().map(SemanticNode::getBBox).reduce((map1, map2) -> {
+            map1.forEach((page, rectangle) -> map2.merge(page, rectangle, (rect1, rect2) -> rect1.createUnion(rect2).getBounds2D()));
+            return map2;
+        }).orElse(bBoxPerPage);
     }
 
 
     /**
+     * @param bBoxPerPage initial empty BoundingBox
      * @return The union of all BoundingBoxes of the TextBlock of this node
      */
-    private Map<Page, Rectangle2D> getBBoxFromLeafTextBlock() {
+    private Map<Page, Rectangle2D> getBBoxFromLeafTextBlock(Map<Page, Rectangle2D> bBoxPerPage) {
 
-        Map<Page, Rectangle2D> bBoxPerPage = new HashMap<>();
         Map<Page, List<AtomicTextBlock>> atomicTextBlockPerPage = getTextBlock().getAtomicTextBlocks().stream().collect(Collectors.groupingBy(AtomicTextBlock::getPage));
         atomicTextBlockPerPage.forEach((page, atbs) -> bBoxPerPage.put(page, RectangleTransformations.bBoxUnionAtomicTextBlock(atbs)));
         return bBoxPerPage;

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/graph/nodes/Table.java

@@ -2,12 +2,10 @@ package com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes;
 
 import static java.lang.String.format;
 
-import java.awt.geom.Rectangle2D;
 import java.util.Collection;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Locale;
-import java.util.Map;
 import java.util.Set;
 import java.util.stream.IntStream;
 import java.util.stream.Stream;
@@ -42,8 +40,6 @@ public class Table implements SemanticNode {
     @EqualsAndHashCode.Exclude
     Set<RedactionEntity> entities = new HashSet<>();
 
-    @EqualsAndHashCode.Exclude
-    Map<Page, Rectangle2D> bBoxCache;
 
     /**
      * Streams all entities in this table, that appear in a row, which contains any of the provided strings.
@@ -211,6 +207,7 @@ public class Table implements SemanticNode {
         return IntStream.range(0, numberOfCols).boxed().map(col -> getCell(row, col));
     }
 
+
     /**
      * Streams all TableCells row-wise and filters them with header == true.
      *
@@ -315,12 +312,5 @@ public class Table implements SemanticNode {
 
         return treeId.toString() + ": " + NodeType.TABLE + ": #cols: " + numberOfCols + ", #rows: " + numberOfRows + ", " + this.getTextBlock().buildSummary();
     }
-    @Override
-    public Map<Page, Rectangle2D> getBBox() {
 
-        if (bBoxCache == null) {
-            bBoxCache = SemanticNode.super.getBBox();
-        }
-        return bBoxCache;
-    }
 }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/graph/textblock/AtomicTextBlock.java

@@ -109,10 +109,7 @@ public class AtomicTextBlock implements TextBlock {
     }
 
 
-    public static AtomicTextBlock fromAtomicTextBlockData(DocumentTextData documentTextData,
-                                                          DocumentPositionData documentPositionData,
-                                                          SemanticNode parent,
-                                                          Page page) {
+    public static AtomicTextBlock fromAtomicTextBlockData(DocumentTextData documentTextData, DocumentPositionData documentPositionData, SemanticNode parent, Page page) {
 
         return AtomicTextBlock.builder()
                 .id(documentTextData.getId())

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/table/TablePageBlock.java

@@ -1,14 +1,12 @@
 package com.knecon.fforesight.service.layoutparser.processor.model.table;
 
 import java.awt.geom.Point2D;
-import java.awt.geom.Rectangle2D;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
 import java.util.TreeMap;
-import java.util.stream.Collectors;
 
 import com.knecon.fforesight.service.layoutparser.processor.model.AbstractPageBlock;
 import com.knecon.fforesight.service.layoutparser.processor.model.PageBlockType;
@@ -50,6 +48,7 @@ public class TablePageBlock extends AbstractPageBlock {
         return getColCount() == 0 || getRowCount() == 0;
     }
 
+
     public List<List<Cell>> getRows() {
 
         if (rows == null) {
@@ -276,21 +275,17 @@ public class TablePageBlock extends AbstractPageBlock {
     }
 
 
-
     public boolean intersects(Cell cell1, Cell cell2) {
+
         if (cell1.getHeight() <= 0 || cell2.getHeight() <= 0) {
             return false;
         }
         double x0 = cell1.getX() + 2;
         double y0 = cell1.getY() + 2;
-        return (cell2.x + cell2.width > x0 &&
-                cell2.y + cell2.height > y0 &&
-                cell2.x < x0 + cell1.getWidth() -2 &&
-                cell2.y < y0 + cell1.getHeight() -2);
+        return (cell2.x + cell2.width > x0 && cell2.y + cell2.height > y0 && cell2.x < x0 + cell1.getWidth() - 2 && cell2.y < y0 + cell1.getHeight() - 2);
     }
 
 
-
     @Override
     public String getText() {
 
@@ -328,8 +323,6 @@ public class TablePageBlock extends AbstractPageBlock {
     }
 
 
-
-
     public String getTextAsHtml() {
 
         StringBuilder sb = new StringBuilder();

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/text/RedTextPosition.java

@@ -45,9 +45,6 @@ public class RedTextPosition {
     @JsonIgnore
     private String fontName;
 
-    @JsonIgnore
-    private RedTextPosition parent;
-
 
     @SneakyThrows
     public static RedTextPosition fromTextPosition(TextPosition textPosition) {

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/text/SearchableText.java

@@ -2,6 +2,7 @@ package com.knecon.fforesight.service.layoutparser.processor.model.text;
 
 import java.util.ArrayList;
 import java.util.List;
+
 import com.knecon.fforesight.service.layoutparser.processor.utils.TextNormalizationUtilities;
 
 import lombok.Getter;

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/text/TextPageBlock.java

@@ -17,7 +17,6 @@ import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
-import lombok.Getter;
 import lombok.NoArgsConstructor;
 
 @EqualsAndHashCode(callSuper = true)
@@ -28,7 +27,6 @@ import lombok.NoArgsConstructor;
 public class TextPageBlock extends AbstractPageBlock {
 
     @Builder.Default
-    @Getter
     private List<TextPositionSequence> sequences = new ArrayList<>();
 
     @JsonIgnore

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/text/TextPositionSequence.java

@@ -9,6 +9,8 @@ import java.util.stream.Collectors;
 
 import org.apache.pdfbox.text.TextPosition;
 
+import com.dslplatform.json.JsonAttribute;
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.iqser.red.service.persistence.service.v1.api.shared.model.redactionlog.Point;
 import com.iqser.red.service.persistence.service.v1.api.shared.model.redactionlog.Rectangle;
 
@@ -55,18 +57,6 @@ public class TextPositionSequence implements CharSequence {
     }
 
 
-    public TextPositionSequence(List<RedTextPosition> textPositions, int page) {
-
-        this.textPositions = textPositions;
-        this.page = page;
-        this.dir = TextDirection.fromDegrees(textPositions.get(0).getDir());
-        this.rotation = textPositions.get(0).getRotation();
-        this.pageHeight = textPositions.get(0).getPageHeight();
-        this.pageWidth = textPositions.get(0).getPageWidth();
-        this.isParagraphStart = false;
-    }
-
-
     @Override
     public int length() {
 
@@ -152,7 +142,8 @@ public class TextPositionSequence implements CharSequence {
      *
      * @return the text direction adjusted minX value
      */
-
+    @JsonIgnore
+    @JsonAttribute(ignore = true)
     public float getMinXDirAdj() {
 
         return textPositions.get(0).getXDirAdj();
@@ -166,7 +157,8 @@ public class TextPositionSequence implements CharSequence {
      *
      * @return the text direction adjusted maxX value
      */
-
+    @JsonIgnore
+    @JsonAttribute(ignore = true)
     public float getMaxXDirAdj() {
 
         return textPositions.get(textPositions.size() - 1).getXDirAdj() + textPositions.get(textPositions.size() - 1).getWidthDirAdj() + HEIGHT_PADDING;
@@ -180,7 +172,8 @@ public class TextPositionSequence implements CharSequence {
      *
      * @return the text direction adjusted minY value. The upper border of the bounding box of the word.
      */
-
+    @JsonIgnore
+    @JsonAttribute(ignore = true)
     public float getMinYDirAdj() {
 
         return textPositions.get(0).getYDirAdj() - getTextHeight();
@@ -194,7 +187,8 @@ public class TextPositionSequence implements CharSequence {
      *
      * @return the text direction adjusted maxY value. The lower border of the bounding box of the word.
      */
-
+    @JsonIgnore
+    @JsonAttribute(ignore = true)
     public float getMaxYDirAdj() {
 
         return textPositions.get(0).getYDirAdj();
@@ -202,24 +196,32 @@ public class TextPositionSequence implements CharSequence {
     }
 
 
+    @JsonIgnore
+    @JsonAttribute(ignore = true)
     public float getTextHeight() {
 
         return textPositions.get(0).getHeightDir() + HEIGHT_PADDING;
     }
 
 
+    @JsonIgnore
+    @JsonAttribute(ignore = true)
     public float getHeight() {
 
         return getMaxYDirAdj() - getMinYDirAdj();
     }
 
 
+    @JsonIgnore
+    @JsonAttribute(ignore = true)
     public float getWidth() {
 
         return getMaxXDirAdj() - getMinXDirAdj();
     }
 
 
+    @JsonIgnore
+    @JsonAttribute(ignore = true)
     public String getFont() {
 
         if (textPositions.get(0).getFontName() == null) {
@@ -229,6 +231,8 @@ public class TextPositionSequence implements CharSequence {
     }
 
 
+    @JsonIgnore
+    @JsonAttribute(ignore = true)
     public String getFontStyle() {
 
         if (textPositions.get(0).getFontName() == null) {
@@ -248,12 +252,16 @@ public class TextPositionSequence implements CharSequence {
     }
 
 
+    @JsonIgnore
+    @JsonAttribute(ignore = true)
     public float getFontSize() {
 
         return textPositions.get(0).getFontSizeInPt();
     }
 
 
+    @JsonIgnore
+    @JsonAttribute(ignore = true)
     public float getSpaceWidth() {
 
         return textPositions.get(0).getWidthOfSpace();
@@ -269,7 +277,8 @@ public class TextPositionSequence implements CharSequence {
      *
      * @return bounding box of the word in Pdf Coordinate System
      */
-
+    @JsonIgnore
+    @JsonAttribute(ignore = true)
     @SneakyThrows
     public Rectangle getRectangle() {
 

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/visualization/ColoredLine.java

@@ -0,0 +1,8 @@
+package com.knecon.fforesight.service.layoutparser.processor.model.visualization;
+
+import java.awt.Color;
+import java.awt.geom.Line2D;
+
+public record ColoredLine(Line2D line, Color color) {
+
+}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/visualization/ColoredRectangle.java

@@ -1,8 +1,8 @@
-package com.knecon.fforesight.service.viewerdoc.model;
+package com.knecon.fforesight.service.layoutparser.processor.model.visualization;
 
 import java.awt.Color;
 import java.awt.geom.Rectangle2D;
 
-public record ColoredRectangle(Rectangle2D rectangle2D, Color color, float lineWidth) {
+public record ColoredRectangle(Rectangle2D rectangle2D, Color color) {
 
 }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/visualization/FilledRectangle.java

@@ -1,4 +1,4 @@
-package com.knecon.fforesight.service.viewerdoc.model;
+package com.knecon.fforesight.service.layoutparser.processor.model.visualization;
 
 import java.awt.Color;
 import java.awt.geom.Rectangle2D;

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/visualization/LayoutGrid.java

@@ -1,7 +1,7 @@
-package com.knecon.fforesight.service.viewerdoc.model;
+package com.knecon.fforesight.service.layoutparser.processor.model.visualization;
 
-import java.util.HashMap;
-import java.util.Map;
+import java.util.ArrayList;
+import java.util.List;
 
 import lombok.AccessLevel;
 import lombok.Getter;
@@ -12,15 +12,15 @@ import lombok.experimental.FieldDefaults;
 public class LayoutGrid {
 
     int numberOfPages;
-    Map<Integer, VisualizationsOnPage> visualizationsPerPages;
+    List<VisualizationsOnPage> visualizationsPerPages;
 
 
     public LayoutGrid(int numberOfPages) {
 
         this.numberOfPages = numberOfPages;
-        this.visualizationsPerPages = new HashMap<>();
+        this.visualizationsPerPages = new ArrayList<>(numberOfPages);
         for (int i = 0; i < numberOfPages; i++) {
-            this.visualizationsPerPages.put(i, VisualizationsOnPage.builder().build());
+            this.visualizationsPerPages.add(VisualizationsOnPage.builder().pageNumber(i).build());
         }
     }
 

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/visualization/PlacedText.java

@@ -0,0 +1,7 @@
+package com.knecon.fforesight.service.layoutparser.processor.model.visualization;
+
+import java.awt.geom.Point2D;
+
+public record PlacedText(String text, Point2D lineStart) {
+
+}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/model/visualization/VisualizationsOnPage.java

@@ -1,4 +1,4 @@
-package com.knecon.fforesight.service.viewerdoc.model;
+package com.knecon.fforesight.service.layoutparser.processor.model.visualization;
 
 import java.util.LinkedList;
 import java.util.List;
@@ -13,7 +13,7 @@ import lombok.experimental.FieldDefaults;
 @FieldDefaults(makeFinal = true, level = AccessLevel.PRIVATE)
 public class VisualizationsOnPage {
 
-    boolean makePathsInvisible;
+    int pageNumber;
     @Builder.Default
     List<PlacedText> placedTexts = new LinkedList<>();
     @Builder.Default

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/python_api/adapter/ImageServiceResponseAdapter.java

@@ -9,10 +9,10 @@ import java.util.Map;
 
 import org.springframework.stereotype.Service;
 
-import com.knecon.fforesight.service.layoutparser.processor.python_api.model.image.ImageServiceResponse;
 import com.knecon.fforesight.service.layoutparser.processor.model.ClassificationPage;
-import com.knecon.fforesight.service.layoutparser.processor.model.image.ClassifiedImage;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.ImageType;
+import com.knecon.fforesight.service.layoutparser.processor.model.image.ClassifiedImage;
+import com.knecon.fforesight.service.layoutparser.processor.python_api.model.image.ImageServiceResponse;
 
 import lombok.RequiredArgsConstructor;
 
@@ -20,8 +20,7 @@ import lombok.RequiredArgsConstructor;
 @RequiredArgsConstructor
 public class ImageServiceResponseAdapter {
 
-
-    public Map<Integer, List<ClassifiedImage>> buildClassifiedImagesPerPage(ImageServiceResponse imageServiceResponse ) {
+    public Map<Integer, List<ClassifiedImage>> buildClassifiedImagesPerPage(ImageServiceResponse imageServiceResponse) {
 
         Map<Integer, List<ClassifiedImage>> images = new HashMap<>();
         imageServiceResponse.getData().forEach(imageMetadata -> {

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/python_api/adapter/VisualLayoutParsingAdapter.java

@@ -0,0 +1,52 @@
+package com.knecon.fforesight.service.layoutparser.processor.python_api.adapter;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.springframework.stereotype.Service;
+
+import com.knecon.fforesight.service.layoutparser.processor.python_api.model.table.TableCells;
+import com.knecon.fforesight.service.layoutparser.processor.python_api.model.table.VisualLayoutParsingBox;
+import com.knecon.fforesight.service.layoutparser.processor.python_api.model.table.VisualLayoutParsingResponse;
+import com.knecon.fforesight.service.layoutparser.processor.python_api.model.table.VisualLayoutParsingResult;
+
+import lombok.RequiredArgsConstructor;
+
+@Service
+@RequiredArgsConstructor
+public class VisualLayoutParsingAdapter {
+
+    public Map<Integer, List<VisualLayoutParsingResult>> buildExtractedTablesPerPage(VisualLayoutParsingResponse visualLayoutParsingResponse) {
+
+        Map<Integer, List<VisualLayoutParsingResult>> tableCells = new HashMap<>();
+        visualLayoutParsingResponse.getData()
+                .forEach(tableData -> tableCells.computeIfAbsent(tableData.getPage_idx(), tableCell -> new ArrayList<>()).addAll(convertTableCells(tableData.getBoxes())));
+
+        return tableCells;
+
+    }
+
+
+    public List<VisualLayoutParsingResult> convertTableCells(List<VisualLayoutParsingBox> tableObjects) {
+
+        List<VisualLayoutParsingResult> parsedTableCells = new ArrayList<>();
+
+        tableObjects.stream().forEach(t -> {
+            VisualLayoutParsingResult result = new VisualLayoutParsingResult();
+            result.setX0(t.getBox().getX1());
+            result.setX1(t.getBox().getX2());
+            result.setY0(t.getBox().getY1());
+            result.setY1(t.getBox().getY2());
+            result.setWidth(result.getX1() - result.getX0());
+            result.setHeight(result.getY1() - result.getY0());
+            result.setLabel(t.getLabel());
+            parsedTableCells.add(result);
+        });
+
+        return parsedTableCells;
+
+    }
+
+}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/python_api/model/table/ExtractedTable.java

@@ -0,0 +1,5 @@
+package com.knecon.fforesight.service.layoutparser.processor.python_api.model.table;
+
+public class ExtractedTable {
+
+}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/python_api/model/table/VisualLayoutParsingBox.java

@@ -0,0 +1,20 @@
+package com.knecon.fforesight.service.layoutparser.processor.python_api.model.table;
+
+import java.util.List;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class VisualLayoutParsingBox {
+
+    private VisualLayoutParsingBoxValue box;
+    private String label;
+    private float probability;
+
+}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/python_api/model/table/VisualLayoutParsingBoxValue.java

@@ -0,0 +1,19 @@
+package com.knecon.fforesight.service.layoutparser.processor.python_api.model.table;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class VisualLayoutParsingBoxValue {
+
+    private float x1;
+    private float y1;
+    private float x2;
+    private float y2;
+
+}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/python_api/model/table/VisualLayoutParsingData.java

@@ -0,0 +1,20 @@
+package com.knecon.fforesight.service.layoutparser.processor.python_api.model.table;
+
+import java.util.List;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class VisualLayoutParsingData {
+
+    private int page_idx;
+
+    private List<VisualLayoutParsingBox> boxes;
+
+}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/python_api/model/table/VisualLayoutParsingResponse.java

@@ -0,0 +1,23 @@
+package com.knecon.fforesight.service.layoutparser.processor.python_api.model.table;
+
+import java.util.List;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class VisualLayoutParsingResponse {
+
+    private String dossierId;
+    private String fileId;
+    private String targetFileExtension;
+    private String responseFileExtension;
+    private String X_TENANT_ID;
+    private List<VisualLayoutParsingData> data;
+
+}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/python_api/model/table/VisualLayoutParsingResult.java

@@ -0,0 +1,22 @@
+package com.knecon.fforesight.service.layoutparser.processor.python_api.model.table;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class VisualLayoutParsingResult {
+
+    private float x0;
+    private float y0;
+    private float x1;
+    private float y1;
+    private float width;
+    private float height;
+    private String label;
+
+}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/BodyTextFrameService.java

@@ -25,6 +25,7 @@ public class BodyTextFrameService {
     private static final float RULING_HEIGHT_THRESHOLD = 0.15f; // multiplied with page height. Header/Footer Rulings must be within that border of the page.
     private static final float RULING_WIDTH_THRESHOLD = 0.75f; // multiplied with page width. Header/Footer Rulings must be at least that wide.
 
+
     public void setBodyTextFrames(ClassificationDocument classificationDocument, LayoutParsingType layoutParsingType) {
 
         Rectangle bodyTextFrame = calculateBodyTextFrame(classificationDocument.getPages(), classificationDocument.getFontSizeCounter(), false, layoutParsingType);
@@ -155,8 +156,9 @@ public class BodyTextFrameService {
                         continue;
                     }
 
-                    if (MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.HEADER)
-                            || MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.FOOTER)) {
+                    if (MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.HEADER) || MarkedContentUtils.intersects(textBlock,
+                            page.getMarkedContentBboxPerType(),
+                            MarkedContentUtils.FOOTER)) {
                         continue;
                     }
 

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/DividingColumnDetectionService.java

@@ -22,7 +22,6 @@ public class DividingColumnDetectionService {
 
     public List<Rectangle2D> detectColumns(PageContents pageContents) {
 
-
         if (pageContents.getSortedTextPositionSequences().size() < 2) {
             return List.of(pageContents.getCropBox());
         }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/GapDetectionService.java

@@ -72,11 +72,13 @@ public class GapDetectionService {
         return mirrorY(RectangleTransformations.toRectangle2D(textPosition.getRectangle()));
     }
 
+
     private static Rectangle2D mirrorY(Rectangle2D rectangle2D) {
 
         return new Rectangle2D.Double(rectangle2D.getX(), Math.min(rectangle2D.getMinY(), rectangle2D.getMaxY()), rectangle2D.getWidth(), Math.abs(rectangle2D.getHeight()));
     }
 
+
     private static void addGapToLine(Rectangle2D currentTextPosition, Rectangle2D previousTextPosition, XGapsContext context) {
 
         context.gapsInCurrentLine.add(new Rectangle2D.Double(previousTextPosition.getMaxX(),

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/GapsAcrossLinesService.java

@@ -6,7 +6,6 @@ import java.util.LinkedList;
 import java.util.List;
 import java.util.Queue;
 import java.util.stream.Stream;
-import com.iqser.red.commons.jackson.ObjectMapperFactory;
 
 import com.knecon.fforesight.service.layoutparser.processor.model.GapInformation;
 
@@ -51,7 +50,9 @@ public class GapsAcrossLinesService {
         }
 
         return columnFactory.outputGaps.stream()
-                .filter(gapAcrossLines -> columnFactory.outputGaps.stream().filter(gapAcrossLines::intersectsX).noneMatch(gapAcrossLines1 -> gapAcrossLines1.lineCount > gapAcrossLines.lineCount))
+                .filter(gapAcrossLines -> columnFactory.outputGaps.stream()
+                        .filter(gapAcrossLines::intersectsX)
+                        .noneMatch(gapAcrossLines1 -> gapAcrossLines1.lineCount > gapAcrossLines.lineCount))
                 .filter(gapAcrossLines -> Math.abs(gapAcrossLines.rectangle2D.getMinX() - mainBodyTextFrame.getMinX()) > DISTANCE_TO_BORDER_THRESHOLD)
                 .filter(gapAcrossLines -> Math.abs(gapAcrossLines.rectangle2D.getMaxX() - mainBodyTextFrame.getMaxX()) > DISTANCE_TO_BORDER_THRESHOLD)
                 .map(GapAcrossLines::getRectangle2D)

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/LineDetectionService.java

@@ -6,8 +6,8 @@ import java.util.List;
 
 import com.knecon.fforesight.service.layoutparser.processor.model.GapInformation;
 import com.knecon.fforesight.service.layoutparser.processor.model.LineInformation;
-import com.knecon.fforesight.service.layoutparser.processor.utils.RectangleTransformations;
 import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPositionSequence;
+import com.knecon.fforesight.service.layoutparser.processor.utils.RectangleTransformations;
 
 import lombok.AllArgsConstructor;
 import lombok.Getter;

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/MainBodyTextFrameExtractionService.java

@@ -16,8 +16,7 @@ public class MainBodyTextFrameExtractionService {
 
     public Rectangle2D calculateMainBodyTextFrame(LineInformation lineInformation) {
 
-        Rectangle2D mainBodyTextFrame = lineInformation.getLineBBox().stream()
-                .collect(RectangleTransformations.collectBBox());
+        Rectangle2D mainBodyTextFrame = lineInformation.getLineBBox().stream().collect(RectangleTransformations.collectBBox());
 
         return RectangleTransformations.pad(mainBodyTextFrame, mainBodyTextFrame.getWidth() * TEXT_FRAME_PAD_WIDTH, mainBodyTextFrame.getHeight() * TEXT_FRAME_PAD_HEIGHT);
     }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/PageContentExtractor.java

@@ -52,7 +52,7 @@ public class PageContentExtractor {
                         stripper.getRulings()));
             }
         }
-    
+
         return textPositionSequencesPerPage;
     }
 

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/SectionsBuilderService.java

@@ -240,7 +240,7 @@ public class SectionsBuilderService {
     }
 
 
-    public ClassificationSection buildTextBlock(List<AbstractPageBlock> wordBlockList, String lastHeadline) {
+    private ClassificationSection buildTextBlock(List<AbstractPageBlock> wordBlockList, String lastHeadline) {
 
         ClassificationSection section = new ClassificationSection();
 

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/SimplifiedSectionTextService.java

@@ -5,9 +5,9 @@ import java.util.List;
 import org.springframework.stereotype.Service;
 
 import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.SimplifiedSectionText;
+import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.SimplifiedText;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Document;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Section;
-import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.SimplifiedText;
 
 @Service
 public class SimplifiedSectionTextService {
@@ -23,4 +23,5 @@ public class SimplifiedSectionTextService {
 
         return SimplifiedSectionText.builder().sectionNumber(section.getTreeId().get(0)).text(section.getTextBlock().getSearchText()).build();
     }
+
 }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/blockification/RedactManagerBlockificationService.java

@@ -57,7 +57,7 @@ public class RedactManagerBlockificationService {
             boolean isSplitByRuling = isSplitByRuling(minX, minY, maxX, maxY, word, horizontalRulingLines, verticalRulingLines);
             boolean splitByDir = prev != null && !prev.getDir().equals(word.getDir());
 
-            if (prev != null && (splitByDir || isSplitByRuling)) {
+            if (prev != null && (lineSeparation || startFromTop || splitByX || splitByDir || isSplitByRuling)) {
 
                 Orientation prevOrientation = null;
                 if (!chunkBlockList.isEmpty()) {
@@ -167,7 +167,7 @@ public class RedactManagerBlockificationService {
     }
 
 
-    public TextPageBlock buildTextBlock(List<TextPositionSequence> wordBlockList, int indexOnPage) {
+    private TextPageBlock buildTextBlock(List<TextPositionSequence> wordBlockList, int indexOnPage) {
 
         TextPageBlock textBlock = null;
 

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/blockification/TaasBlockificationService.java

@@ -1,9 +1,20 @@
 package com.knecon.fforesight.service.layoutparser.processor.services.blockification;
 
-
 // TODO: figure out, why this fails the build
 // import static com.knecon.fforesight.service.layoutparser.processor.services.factory.SearchTextWithTextPositionFactory.HEIGHT_PADDING;
 
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Set;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import java.util.stream.Stream;
+
+import org.springframework.stereotype.Service;
+
 import com.knecon.fforesight.service.layoutparser.processor.model.AbstractPageBlock;
 import com.knecon.fforesight.service.layoutparser.processor.model.ClassificationPage;
 import com.knecon.fforesight.service.layoutparser.processor.model.Orientation;
@@ -11,12 +22,6 @@ import com.knecon.fforesight.service.layoutparser.processor.model.table.Ruling;
 import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPageBlock;
 import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPositionSequence;
 import com.knecon.fforesight.service.layoutparser.processor.utils.RulingTextDirAdjustUtil;
-import org.springframework.stereotype.Service;
-
-import java.util.*;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-import java.util.stream.Stream;
 
 @Service
 @SuppressWarnings("all")
@@ -83,13 +88,13 @@ public class TaasBlockificationService {
                 continue;
             }
 
-
             Matcher listIdentifierPattern = listIdentifier.matcher(currentTextBlock.getText());
             boolean isListIdentifier = listIdentifierPattern.find();
 
             boolean yGap = Math.abs(currentTextBlock.getPdfMaxY() - previousTextBlock.getPdfMinY()) < previousTextBlock.getMostPopularWordHeight() * Y_GAP_SPLIT_HEIGHT_MODIFIER;
 
-            boolean sameFont = previousTextBlock.getMostPopularWordFont().equals(currentTextBlock.getMostPopularWordFont()) && previousTextBlock.getMostPopularWordFontSize() == currentTextBlock.getMostPopularWordFontSize();
+            boolean sameFont = previousTextBlock.getMostPopularWordFont()
+                    .equals(currentTextBlock.getMostPopularWordFont()) && previousTextBlock.getMostPopularWordFontSize() == currentTextBlock.getMostPopularWordFontSize();
 //            boolean yGap = previousTextBlock != null && currentTextBlock.getMinYDirAdj() - maxY > Math.min(word.getHeight(), prev.getHeight()) * Y_GAP_SPLIT_HEIGHT_MODIFIER;
 
             boolean alignsXRight = Math.abs(currentTextBlock.getPdfMaxX() - previousTextBlock.getPdfMaxX()) < X_ALIGNMENT_THRESHOLD;
@@ -119,8 +124,9 @@ public class TaasBlockificationService {
             }
             alreadyMerged.add(textPageBlock);
             textBlocksToMerge.add(Stream.concat(Stream.of(textPageBlock),
-                            textPageBlocks.stream().filter(textPageBlock2 -> textPageBlock.almostIntersects(textPageBlock2, INTERSECTS_Y_THRESHOLD, 0) && !alreadyMerged.contains(textPageBlock2)).peek(alreadyMerged::add))
-                    .toList());
+                    textPageBlocks.stream()
+                            .filter(textPageBlock2 -> textPageBlock.almostIntersects(textPageBlock2, INTERSECTS_Y_THRESHOLD, 0) && !alreadyMerged.contains(textPageBlock2))
+                            .peek(alreadyMerged::add)).toList());
         }
         return textBlocksToMerge.stream().map(TextPageBlock::merge).toList();
     }
@@ -163,8 +169,7 @@ public class TaasBlockificationService {
         while (itty.hasNext()) {
             TextPageBlock block = (TextPageBlock) itty.next();
 
-            if (previous != null && previous.getOrientation().equals(Orientation.LEFT) && block.getOrientation().equals(Orientation.LEFT) && equalsWithThreshold(
-                    block.getMaxY(),
+            if (previous != null && previous.getOrientation().equals(Orientation.LEFT) && block.getOrientation().equals(Orientation.LEFT) && equalsWithThreshold(block.getMaxY(),
                     previous.getMaxY()) || previous != null && previous.getOrientation().equals(Orientation.LEFT) && block.getOrientation()
                     .equals(Orientation.RIGHT) && equalsWithThreshold(block.getMaxY(), previous.getMaxY())) {
                 previous.add(block);
@@ -189,7 +194,6 @@ public class TaasBlockificationService {
         TextPositionSequence prev = null;
         // TODO: make static final constant
 
-
         boolean wasSplitted = false;
         Float splitX1 = null;
         for (TextPositionSequence word : textPositions) {

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/classification/DocuMineClassificationService.java

@@ -5,7 +5,6 @@ import java.util.Locale;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
-import com.knecon.fforesight.service.layoutparser.processor.utils.MarkedContentUtils;
 import org.springframework.stereotype.Service;
 
 import com.knecon.fforesight.service.layoutparser.processor.model.AbstractPageBlock;
@@ -13,6 +12,7 @@ import com.knecon.fforesight.service.layoutparser.processor.model.Classification
 import com.knecon.fforesight.service.layoutparser.processor.model.ClassificationPage;
 import com.knecon.fforesight.service.layoutparser.processor.model.PageBlockType;
 import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPageBlock;
+import com.knecon.fforesight.service.layoutparser.processor.utils.MarkedContentUtils;
 import com.knecon.fforesight.service.layoutparser.processor.utils.PositionUtils;
 
 import lombok.RequiredArgsConstructor;
@@ -63,16 +63,16 @@ public class DocuMineClassificationService {
             textBlock.setClassification(PageBlockType.OTHER);
             return;
         }
-        if (MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.HEADER)
-                || PositionUtils.isOverBodyTextFrame(bodyTextFrame, textBlock, page.getRotation()) && (document.getFontSizeCounter()
-                .getMostPopular() == null || textBlock.getHighestFontSize() <= document.getFontSizeCounter().getMostPopular())
-        ) {
+        if (MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.HEADER) || PositionUtils.isOverBodyTextFrame(bodyTextFrame,
+                textBlock,
+                page.getRotation()) && (document.getFontSizeCounter().getMostPopular() == null || textBlock.getHighestFontSize() <= document.getFontSizeCounter()
+                .getMostPopular())) {
             textBlock.setClassification(PageBlockType.HEADER);
 
-        } else if (MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.FOOTER)
-                || PositionUtils.isUnderBodyTextFrame(bodyTextFrame, textBlock, page.getRotation()) && (document.getFontSizeCounter()
-                .getMostPopular() == null || textBlock.getHighestFontSize() <= document.getFontSizeCounter().getMostPopular())
-        ) {
+        } else if (MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.FOOTER) || PositionUtils.isUnderBodyTextFrame(bodyTextFrame,
+                textBlock,
+                page.getRotation()) && (document.getFontSizeCounter().getMostPopular() == null || textBlock.getHighestFontSize() <= document.getFontSizeCounter()
+                .getMostPopular())) {
             textBlock.setClassification(PageBlockType.FOOTER);
         } else if (page.getPageNumber() == 1 && (PositionUtils.getHeightDifferenceBetweenChunkWordAndDocumentWord(textBlock,
                 document.getTextHeightCounter().getMostPopular()) > 2.5 && textBlock.getHighestFontSize() > document.getFontSizeCounter().getMostPopular() || page.getTextBlocks()

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/classification/RedactManagerClassificationService.java

@@ -3,7 +3,6 @@ package com.knecon.fforesight.service.layoutparser.processor.services.classifica
 import java.util.List;
 import java.util.regex.Pattern;
 
-import com.knecon.fforesight.service.layoutparser.processor.utils.MarkedContentUtils;
 import org.springframework.stereotype.Service;
 
 import com.knecon.fforesight.service.layoutparser.processor.model.AbstractPageBlock;
@@ -11,6 +10,7 @@ import com.knecon.fforesight.service.layoutparser.processor.model.Classification
 import com.knecon.fforesight.service.layoutparser.processor.model.ClassificationPage;
 import com.knecon.fforesight.service.layoutparser.processor.model.PageBlockType;
 import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPageBlock;
+import com.knecon.fforesight.service.layoutparser.processor.utils.MarkedContentUtils;
 import com.knecon.fforesight.service.layoutparser.processor.utils.PositionUtils;
 
 import lombok.RequiredArgsConstructor;
@@ -21,7 +21,6 @@ import lombok.extern.slf4j.Slf4j;
 @RequiredArgsConstructor
 public class RedactManagerClassificationService {
 
-
     public void classifyDocument(ClassificationDocument document) {
 
         List<Float> headlineFontSizes = document.getFontSizeCounter().getHighterThanMostPopular();
@@ -52,14 +51,16 @@ public class RedactManagerClassificationService {
             textBlock.setClassification(PageBlockType.OTHER);
             return;
         }
-        if (MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.HEADER)
-                || PositionUtils.isOverBodyTextFrame(bodyTextFrame, textBlock, page.getRotation()) && (document.getFontSizeCounter()
-                .getMostPopular() == null || textBlock.getHighestFontSize() <= document.getFontSizeCounter().getMostPopular())) {
+        if (MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.HEADER) || PositionUtils.isOverBodyTextFrame(bodyTextFrame,
+                textBlock,
+                page.getRotation()) && (document.getFontSizeCounter().getMostPopular() == null || textBlock.getHighestFontSize() <= document.getFontSizeCounter()
+                .getMostPopular())) {
             textBlock.setClassification(PageBlockType.HEADER);
 
-        } else if (MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.FOOTER)
-                || PositionUtils.isUnderBodyTextFrame(bodyTextFrame, textBlock, page.getRotation()) && (document.getFontSizeCounter()
-                .getMostPopular() == null || textBlock.getHighestFontSize() <= document.getFontSizeCounter().getMostPopular())) {
+        } else if (MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.FOOTER) || PositionUtils.isUnderBodyTextFrame(bodyTextFrame,
+                textBlock,
+                page.getRotation()) && (document.getFontSizeCounter().getMostPopular() == null || textBlock.getHighestFontSize() <= document.getFontSizeCounter()
+                .getMostPopular())) {
             textBlock.setClassification(PageBlockType.FOOTER);
         } else if (page.getPageNumber() == 1 && (PositionUtils.getHeightDifferenceBetweenChunkWordAndDocumentWord(textBlock,
                 document.getTextHeightCounter().getMostPopular()) > 2.5 && textBlock.getHighestFontSize() > document.getFontSizeCounter().getMostPopular() || page.getTextBlocks()

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/classification/TaasClassificationService.java

@@ -3,7 +3,6 @@ package com.knecon.fforesight.service.layoutparser.processor.services.classifica
 import java.util.List;
 import java.util.regex.Pattern;
 
-import com.knecon.fforesight.service.layoutparser.processor.utils.MarkedContentUtils;
 import org.springframework.stereotype.Service;
 
 import com.knecon.fforesight.service.layoutparser.processor.model.AbstractPageBlock;
@@ -12,6 +11,7 @@ import com.knecon.fforesight.service.layoutparser.processor.model.Classification
 import com.knecon.fforesight.service.layoutparser.processor.model.PageBlockType;
 import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPageBlock;
 import com.knecon.fforesight.service.layoutparser.processor.services.BodyTextFrameService;
+import com.knecon.fforesight.service.layoutparser.processor.utils.MarkedContentUtils;
 import com.knecon.fforesight.service.layoutparser.processor.utils.PositionUtils;
 
 import lombok.RequiredArgsConstructor;
@@ -27,7 +27,6 @@ public class TaasClassificationService {
 
     public void classifyDocument(ClassificationDocument document) {
 
-
         List<Float> headlineFontSizes = document.getFontSizeCounter().getHighterThanMostPopular();
 
         log.debug("Document FontSize counters are: {}", document.getFontSizeCounter().getCountPerValue());
@@ -57,11 +56,13 @@ public class TaasClassificationService {
             textBlock.setClassification(PageBlockType.OTHER);
             return;
         }
-        if (MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.HEADER)
-                || PositionUtils.isOverBodyTextFrame(bodyTextFrame, textBlock, page.getRotation())) {
+        if (MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.HEADER) || PositionUtils.isOverBodyTextFrame(bodyTextFrame,
+                textBlock,
+                page.getRotation())) {
             textBlock.setClassification(PageBlockType.HEADER);
-        } else if (MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.FOOTER)
-                || PositionUtils.isUnderBodyTextFrame(bodyTextFrame, textBlock, page.getRotation())) {
+        } else if (MarkedContentUtils.intersects(textBlock, page.getMarkedContentBboxPerType(), MarkedContentUtils.FOOTER) || PositionUtils.isUnderBodyTextFrame(bodyTextFrame,
+                textBlock,
+                page.getRotation())) {
             textBlock.setClassification(PageBlockType.FOOTER);
         } else if (page.getPageNumber() == 1 && (PositionUtils.getHeightDifferenceBetweenChunkWordAndDocumentWord(textBlock,
                 document.getTextHeightCounter().getMostPopular()) > 2.5 && textBlock.getHighestFontSize() > document.getFontSizeCounter().getMostPopular() || page.getTextBlocks()

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/DocstrumSegmentationService.java

@@ -1,153 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum;
-
-import java.util.ArrayList;
-import java.util.Comparator;
-import java.util.List;
-import java.util.Set;
-import java.util.stream.Collectors;
-
-import org.springframework.stereotype.Service;
-
-import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPositionSequence;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.Character;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.DisjointSets;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.Line;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.Zone;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.service.LineBuilderService;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.service.NearestNeighbourService;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.service.ReadingOrderService;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.service.SpacingService;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.service.ZoneBuilderService;
-
-import lombok.RequiredArgsConstructor;
-
-@Service
-@RequiredArgsConstructor
-public class DocstrumSegmentationService {
-
-    private static final double MAX_VERTICAL_MERGE_DIST = 0.5;
-
-    private final NearestNeighbourService nearestNeighbourService;
-    private final SpacingService spacingService;
-    private final LineBuilderService lineBuilderService;
-    private final ZoneBuilderService zoneBuilderService;
-    private final ReadingOrderService readingOrderService;
-
-
-    public List<Zone> segmentPage(List<TextPositionSequence> textPositions) {
-
-        var positions = textPositions.stream().map(TextPositionSequence::getTextPositions).flatMap(List::stream).toList();
-
-        var characters = positions.stream().map(Character::new).collect(Collectors.toList());
-
-        nearestNeighbourService.findNearestNeighbors(characters);
-
-        var characterSpacing = spacingService.computeCharacterSpacing(characters);
-        var lineSpacing = spacingService.computeLineSpacing(characters);
-
-        var lines = lineBuilderService.buildLines(characters, characterSpacing, lineSpacing);
-
-        var zones = zoneBuilderService.buildZones(lines, characterSpacing, lineSpacing);
-
-        zones = mergeLinesInZones(zones, characterSpacing, Double.NEGATIVE_INFINITY, 0.0, 0.0, lineSpacing * MAX_VERTICAL_MERGE_DIST);
-
-        return readingOrderService.resolve(zones, false);
-    }
-
-//    private List<Zone> mergeZones(List<Zone> zones, double tolerance) {
-//
-//        List<BxBounds> bounds = new ArrayList<BxBounds>(zones.size());
-//        for (List<ComponentLine> zone : zones) {
-//            BxBoundsBuilder builder = new BxBoundsBuilder();
-//            for (ComponentLine line : zone) {
-//                for (Component component : line.getComponents()) {
-//                    builder.expand(component.getChunk().getBounds());
-//                }
-//            }
-//            bounds.add(builder.getBounds());
-//        }
-//
-//        List<List<ComponentLine>> outputZones = new ArrayList<List<ComponentLine>>();
-//        mainFor:
-//        for (int i = 0; i < zones.size(); i++) {
-//            for (int j = 0; j < zones.size(); j++) {
-//                if (i == j || bounds.get(j) == null || bounds.get(i) == null) {
-//                    continue;
-//                }
-//                if (BxModelUtils.contains(bounds.get(j), bounds.get(i), tolerance)) {
-//                    zones.get(j).addAll(zones.get(i));
-//                    bounds.set(i, null);
-//                    continue mainFor;
-//                }
-//            }
-//            outputZones.add(zones.get(i));
-//        }
-//        return outputZones;
-//    }
-
-
-    private List<Zone> mergeLinesInZones(List<Zone> zones,
-                                         double wordSpacing,
-                                         double minHorizontalDistance,
-                                         double maxHorizontalDistance,
-                                         double minVerticalDistance,
-                                         double maxVerticalDistance) {
-
-        List<Zone> outputZones = new ArrayList<>(zones.size());
-        for (Zone zone : zones) {
-            outputZones.add(mergeLinesInZone(zone, wordSpacing, minHorizontalDistance, maxHorizontalDistance, minVerticalDistance, maxVerticalDistance));
-        }
-        return outputZones;
-    }
-
-
-    private Zone mergeLinesInZone(Zone zone,
-                                  double wordSpacing,
-                                  double minHorizontalDistance,
-                                  double maxHorizontalDistance,
-                                  double minVerticalDistance,
-                                  double maxVerticalDistance) {
-
-        DisjointSets<Line> sets = new DisjointSets<>(zone.getLines());
-        for (int i = 0; i < zone.getLines().size(); i++) {
-            Line li = zone.getLines().get(i);
-            for (int j = i + 1; j < zone.getLines().size(); j++) {
-                Line lj = zone.getLines().get(j);
-                double hDist = li.horizontalDistance(lj);
-                double vDist = li.verticalDistance(lj);
-                if (minHorizontalDistance <= hDist && hDist <= maxHorizontalDistance && minVerticalDistance <= vDist && vDist <= maxVerticalDistance) {
-                    sets.union(li, lj);
-                } else if (minVerticalDistance <= vDist && vDist <= maxVerticalDistance && Math.abs(hDist - Math.min(li.getLength(), lj.getLength())) < 0.1) {
-                    boolean componentOverlap = false;
-                    int overlappingCount = 0;
-                    for (Character ci : li.getCharacters()) {
-                        for (Character cj : lj.getCharacters()) {
-                            double dist = ci.overlappingDistance(cj);
-                            if (dist > 2) {
-                                componentOverlap = true;
-                            }
-                            if (dist > 0) {
-                                overlappingCount++;
-                            }
-                        }
-                    }
-                    if (!componentOverlap && overlappingCount <= 2) {
-                        sets.union(li, lj);
-                    }
-                }
-            }
-        }
-        List<Line> outputZone = new ArrayList<>();
-        for (Set<Line> group : sets) {
-            List<Character> components = new ArrayList<>();
-            for (Line line : group) {
-                components.addAll(line.getCharacters());
-            }
-            components.sort(Comparator.comparingDouble(Character::getX));
-
-            outputZone.add(new Line(components, wordSpacing));
-        }
-        return new Zone(outputZone);
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/model/AngleFilter.java

@@ -1,32 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model;
-
-public class AngleFilter {
-
-    protected double lowerAngle;
-    protected double upperAngle;
-
-
-    public AngleFilter(double lowerAngle, double upperAngle) {
-
-        if (lowerAngle < -Math.PI / 2) {
-            lowerAngle += Math.PI;
-        }
-        if (upperAngle >= Math.PI / 2) {
-            upperAngle -= Math.PI;
-        }
-
-        this.lowerAngle = lowerAngle;
-        this.upperAngle = upperAngle;
-    }
-
-
-    public boolean matches(Neighbor neighbor) {
-
-        if (lowerAngle <= upperAngle) {
-            return lowerAngle <= neighbor.getAngle() && neighbor.getAngle() < upperAngle;
-        } else {
-            return lowerAngle <= neighbor.getAngle() || neighbor.getAngle() < upperAngle;
-        }
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/model/BoundingBox.java

@@ -1,48 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model;
-
-import java.awt.geom.Rectangle2D;
-
-import lombok.Data;
-
-@Data
-public abstract class BoundingBox {
-
-    private Rectangle2D bBox;
-
-
-    public double getX() {
-
-        return bBox.getX();
-    }
-
-
-    public double getY() {
-
-        return bBox.getY();
-    }
-
-
-    public double getWidth() {
-
-        return bBox.getWidth();
-    }
-
-
-    public double getHeight() {
-
-        return bBox.getHeight();
-    }
-
-
-    public double getArea() {
-
-        return (bBox.getHeight() * bBox.getWidth());
-    }
-
-
-    public boolean contains(Rectangle2D contained, double tolerance) {
-
-        return bBox.getX() <= contained.getX() + tolerance && bBox.getY() <= contained.getY() + tolerance && bBox.getX() + bBox.getWidth() >= contained.getX() + contained.getWidth() - tolerance && bBox.getY() + bBox.getHeight() >= contained.getY() + contained.getHeight() - tolerance;
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/model/Character.java

@@ -1,84 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-
-import com.knecon.fforesight.service.layoutparser.processor.model.text.RedTextPosition;
-
-import lombok.Data;
-
-@Data
-public class Character {
-
-    private final double x;
-    private final double y;
-    private final RedTextPosition textPosition;
-
-    private List<Neighbor> neighbors = new ArrayList<>();
-
-
-    public Character(RedTextPosition chunk) {
-
-        this.x = chunk.getXDirAdj() + chunk.getWidthDirAdj() / 2;
-        this.y = chunk.getYDirAdj() + chunk.getHeightDir() / 2;
-        this.textPosition = chunk;
-    }
-
-
-    public double getHeight() {
-
-        return textPosition.getHeightDir();
-    }
-
-
-    public double distance(Character character) {
-
-        double dx = getX() - character.getX();
-        double dy = getY() - character.getY();
-        return Math.sqrt(dx * dx + dy * dy);
-    }
-
-
-    public double horizontalDistance(Character character) {
-
-        return Math.abs(getX() - character.getX());
-    }
-
-
-    public double verticalDistance(Character character) {
-
-        return Math.abs(getY() - character.getY());
-    }
-
-
-    public double overlappingDistance(Character other) {
-
-        double[] xs = new double[4];
-        double s = Math.sin(-0), c = Math.cos(-0);
-        xs[0] = c * x - s * y;
-        xs[1] = c * (x + textPosition.getWidthDirAdj()) - s * (y + textPosition.getHeightDir());
-        xs[2] = c * other.x - s * other.y;
-        xs[3] = c * (other.x + other.textPosition.getWidthDirAdj()) - s * (other.y + other.textPosition.getHeightDir());
-        boolean overlapping = xs[1] >= xs[2] && xs[3] >= xs[0];
-        Arrays.sort(xs);
-        return Math.abs(xs[2] - xs[1]) * (overlapping ? 1 : -1);
-    }
-
-
-    public void setNeighbors(List<Neighbor> neighbors) {
-
-        this.neighbors = neighbors;
-    }
-
-
-    public double angle(Character character) {
-
-        if (getX() > character.getX()) {
-            return Math.atan2(getY() - character.getY(), getX() - character.getX());
-        } else {
-            return Math.atan2(character.getY() - getY(), character.getX() - getX());
-        }
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/model/DisjointSets.java

@@ -1,194 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model;
-
-import java.util.AbstractSet;
-import java.util.Collection;
-import java.util.HashMap;
-import java.util.Iterator;
-import java.util.Map;
-import java.util.NoSuchElementException;
-import java.util.Set;
-
-public class DisjointSets<E> implements Iterable<Set<E>> {
-
-    private final Map<E, Entry<E>> map = new HashMap<>();
-
-
-    public DisjointSets(Collection<? extends E> collection) {
-
-        for (E element : collection) {
-            map.put(element, new Entry<E>(element));
-        }
-    }
-
-
-    public boolean areTogether(E e1, E e2) {
-
-        return map.get(e1).findRepresentative() == map.get(e2).findRepresentative();
-    }
-
-
-    public void union(E e1, E e2) {
-
-        Entry<E> r1 = map.get(e1).findRepresentative();
-        Entry<E> r2 = map.get(e2).findRepresentative();
-        if (r1 != r2) {
-            if (r1.size <= r2.size) {
-                r2.mergeWith(r1);
-            } else {
-                r1.mergeWith(r2);
-            }
-        }
-    }
-
-
-    @Override
-    public Iterator<Set<E>> iterator() {
-
-        return new Iterator<>() {
-
-            private final Iterator<Entry<E>> iterator = map.values().iterator();
-            private Entry<E> nextRepresentative;
-
-            {
-                findNextRepresentative();
-            }
-
-            @Override
-            public boolean hasNext() {
-
-                return nextRepresentative != null;
-            }
-
-
-            @Override
-            public Set<E> next() {
-
-                if (nextRepresentative == null) {
-                    throw new NoSuchElementException();
-                }
-                Set<E> result = nextRepresentative.asSet();
-                findNextRepresentative();
-                return result;
-            }
-
-
-            private void findNextRepresentative() {
-
-                while (iterator.hasNext()) {
-                    Entry<E> candidate = iterator.next();
-                    if (candidate.isRepresentative()) {
-                        nextRepresentative = candidate;
-                        return;
-                    }
-                }
-                nextRepresentative = null;
-            }
-
-
-            @Override
-            public void remove() {
-
-                throw new UnsupportedOperationException();
-            }
-
-        };
-    }
-
-
-    private static class Entry<E> {
-
-        private int size = 1;
-        private final E value;
-        private Entry<E> parent = this;
-        private Entry<E> next = null;
-        private Entry<E> last = this;
-
-
-        Entry(E value) {
-
-            this.value = value;
-        }
-
-
-        void mergeWith(Entry<E> otherRepresentative) {
-
-            size += otherRepresentative.size;
-            last.next = otherRepresentative;
-            last = otherRepresentative.last;
-            otherRepresentative.parent = this;
-        }
-
-
-        Entry<E> findRepresentative() {
-
-            Entry<E> representative = parent;
-            while (representative.parent != representative) {
-                representative = representative.parent;
-            }
-            for (Entry<E> entry = this; entry != representative; ) {
-                Entry<E> nextEntry = entry.parent;
-                entry.parent = representative;
-                entry = nextEntry;
-            }
-            return representative;
-        }
-
-
-        boolean isRepresentative() {
-
-            return parent == this;
-        }
-
-
-        Set<E> asSet() {
-
-            return new AbstractSet<E>() {
-
-                @Override
-                public Iterator<E> iterator() {
-
-                    return new Iterator<E>() {
-
-                        private Entry<E> nextEntry = findRepresentative();
-
-
-                        @Override
-                        public boolean hasNext() {
-
-                            return nextEntry != null;
-                        }
-
-
-                        @Override
-                        public E next() {
-
-                            if (nextEntry == null) {
-                                throw new NoSuchElementException();
-                            }
-                            E result = nextEntry.value;
-                            nextEntry = nextEntry.next;
-                            return result;
-                        }
-
-
-                        @Override
-                        public void remove() {
-
-                            throw new UnsupportedOperationException();
-                        }
-
-                    };
-                }
-
-
-                @Override
-                public int size() {
-
-                    return findRepresentative().size;
-                }
-            };
-        }
-
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/model/Histogram.java

@@ -1,91 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model;
-
-public class Histogram {
-
-    private static final double EPSILON = 1.0e-6;
-    private final double min;
-    private final double resolution;
-    private double[] frequencies;
-
-
-    public Histogram(double minValue, double maxValue, double resolution) {
-
-        this.min = minValue - EPSILON;
-        double delta = maxValue - minValue + 2 * EPSILON;
-        int size = Math.max(1, (int) Math.round((maxValue - minValue) / resolution));
-        this.resolution = delta / size;
-        this.frequencies = new double[size];
-    }
-
-
-    public void kernelSmooth(double[] kernel) {
-
-        double[] newFrequencies = new double[frequencies.length];
-        int shift = (kernel.length - 1) / 2;
-        for (int i = 0; i < kernel.length; i++) {
-            int jStart = Math.max(0, i - shift);
-            int jEnd = Math.min(frequencies.length, frequencies.length + i - shift);
-            for (int j = jStart; j < jEnd; j++) {
-                newFrequencies[j - i + shift] += kernel[i] * frequencies[j];
-            }
-        }
-        frequencies = newFrequencies;
-    }
-
-
-    public double[] createGaussianKernel(double length, double stdDeviation) {
-
-        int r = (int) Math.round(length / resolution) / 2;
-        stdDeviation /= resolution;
-
-        int size = 2 * r + 1;
-        double[] kernel = new double[size];
-        double sum = 0;
-        double b = 2 * stdDeviation * stdDeviation;
-        double a = 1 / Math.sqrt(Math.PI * b);
-        for (int i = 0; i < size; i++) {
-            kernel[i] = a * Math.exp(-(i - r) * (i - r) / b);
-            sum += kernel[i];
-        }
-        for (int i = 0; i < size; i++) {
-            kernel[i] /= sum;
-        }
-        return kernel;
-    }
-
-
-    public void gaussianSmooth(double windowLength, double stdDeviation) {
-
-        kernelSmooth(createGaussianKernel(windowLength, stdDeviation));
-    }
-
-
-    public void add(double value) {
-
-        frequencies[(int) ((value - min) / resolution)] += 1.0;
-    }
-
-
-    public int getSize() {
-
-        return frequencies.length;
-    }
-
-
-    public double getPeakValue() {
-
-        int peakIndex = 0;
-        for (int i = 1; i < frequencies.length; i++) {
-            if (frequencies[i] > frequencies[peakIndex]) {
-                peakIndex = i;
-            }
-        }
-        int peakEndIndex = peakIndex + 1;
-        final double EPS = 0.0001;
-        while (peakEndIndex < frequencies.length && Math.abs(frequencies[peakEndIndex] - frequencies[peakIndex]) < EPS) {
-            peakEndIndex++;
-        }
-        return ((double) peakIndex + peakEndIndex) / 2 * resolution + min;
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/model/Line.java

@@ -1,165 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model;
-
-import java.awt.geom.Rectangle2D;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-
-import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPositionSequence;
-
-import lombok.Data;
-
-@Data
-public class Line extends BoundingBox {
-
-    private static final double WORD_DISTANCE_MULTIPLIER = 0.2;
-
-    private final double x0;
-    private final double y0;
-
-    private final double x1;
-    private final double y1;
-
-    private final double height;
-
-    private final List<Character> characters;
-    private final List<TextPositionSequence> words = new ArrayList<>();
-
-
-    public Line(List<Character> characters, double wordSpacing) {
-
-        this.characters = characters;
-
-        if (characters.size() >= 2) {
-            // linear regression
-            double sx = 0.0, sxx = 0.0, sxy = 0.0, sy = 0.0;
-            for (Character character : characters) {
-                sx += character.getX();
-                sxx += character.getX() * character.getX();
-                sxy += character.getX() * character.getY();
-                sy += character.getY();
-            }
-            double b = (characters.size() * sxy - sx * sy) / (characters.size() * sxx - sx * sx);
-            double a = (sy - b * sx) / characters.size();
-
-            this.x0 = characters.get(0).getX();
-            this.y0 = a + b * this.x0;
-            this.x1 = characters.get(characters.size() - 1).getX();
-            this.y1 = a + b * this.x1;
-        } else {
-            Character character = characters.get(0);
-            double dx = character.getTextPosition().getWidthDirAdj() / 3;
-            double dy = dx * Math.tan(0);
-            this.x0 = character.getX() - dx;
-            this.x1 = character.getX() + dx;
-            this.y0 = character.getY() - dy;
-            this.y1 = character.getY() + dy;
-        }
-        height = computeHeight();
-        computeWords(wordSpacing * WORD_DISTANCE_MULTIPLIER);
-        buildBBox();
-    }
-
-
-    public double getAngle() {
-
-        return Math.atan2(y1 - y0, x1 - x0);
-    }
-
-
-    public double getLength() {
-
-        return Math.sqrt((x0 - x1) * (x0 - x1) + (y0 - y1) * (y0 - y1));
-    }
-
-
-    private double computeHeight() {
-
-        double sum = 0.0;
-        for (Character component : characters) {
-            sum += component.getHeight();
-        }
-        return sum / characters.size();
-    }
-
-
-    public double angularDifference(Line j) {
-
-        double diff = Math.abs(getAngle() - j.getAngle());
-        if (diff <= Math.PI / 2) {
-            return diff;
-        } else {
-            return Math.PI - diff;
-        }
-    }
-
-
-    public double horizontalDistance(Line other) {
-
-        double[] xs = new double[4];
-        xs[0] = x0;
-        xs[1] = x1;
-        xs[2] = other.x0;
-        xs[3] = other.x1;
-        boolean overlapping = xs[1] >= xs[2] && xs[3] >= xs[0];
-        Arrays.sort(xs);
-        return Math.abs(xs[2] - xs[1]) * (overlapping ? 1 : -1);
-    }
-
-
-    public double verticalDistance(Line other) {
-
-        double ym = (y0 + y1) / 2;
-        double yn = (other.y0 + other.y1) / 2;
-        return Math.abs(ym - yn) / Math.sqrt(1);
-    }
-
-
-    private void computeWords(double wordSpacing) {
-
-        TextPositionSequence word = new TextPositionSequence();
-        Character previous = null;
-        for (Character current : characters) {
-            if (previous != null) {
-                double dist = current.getTextPosition().getXDirAdj() - previous.getTextPosition().getXDirAdj() - previous.getTextPosition().getWidthDirAdj();
-                if (dist > wordSpacing) {
-                    words.add(word);
-                    word = new TextPositionSequence();
-                }
-            }
-            word.getTextPositions().add(current.getTextPosition());
-            previous = current;
-        }
-        words.add(word);
-    }
-
-
-    private void buildBBox() {
-
-        double minX = Double.POSITIVE_INFINITY;
-        double minY = Double.POSITIVE_INFINITY;
-        double maxX = Double.NEGATIVE_INFINITY;
-        double maxY = Double.NEGATIVE_INFINITY;
-
-        for (Character character : characters) {
-
-            minX = Math.min(minX, character.getTextPosition().getXDirAdj());
-            minY = Math.min(minY, character.getTextPosition().getYDirAdj());
-            maxX = Math.max(maxX, character.getTextPosition().getXDirAdj() + character.getTextPosition().getWidthDirAdj());
-            maxY = Math.max(maxY, character.getTextPosition().getYDirAdj() + character.getTextPosition().getHeightDir());
-
-        }
-
-        this.setBBox(new Rectangle2D.Double(minX, minY, maxX - minX, maxY - minY));
-    }
-
-
-    public String toString() {
-
-        StringBuilder sb = new StringBuilder();
-        words.forEach(word -> sb.append(word.toString()).append(" "));
-        return sb.toString().trim();
-    }
-
-}
-

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/model/Neighbor.java

@@ -1,36 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model;
-
-import lombok.Getter;
-
-public class Neighbor {
-
-    @Getter
-    private final double distance;
-    @Getter
-    private final double angle;
-    private final Character originCharacter;
-    @Getter
-    private final Character character;
-
-
-    public Neighbor(Character neighbor, Character origin) {
-
-        this.distance = neighbor.distance(origin);
-        this.angle = neighbor.angle(origin);
-        this.character = neighbor;
-        this.originCharacter = origin;
-    }
-
-
-    public double getHorizontalDistance() {
-
-        return character.horizontalDistance(originCharacter);
-    }
-
-
-    public double getVerticalDistance() {
-
-        return character.verticalDistance(originCharacter);
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/model/Zone.java

@@ -1,50 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model;
-
-import java.awt.geom.Rectangle2D;
-import java.util.Comparator;
-import java.util.List;
-
-import lombok.Data;
-
-@Data
-public class Zone extends BoundingBox {
-
-    private List<Line> lines;
-
-
-    public Zone(List<Line> lines) {
-
-        lines.sort(Comparator.comparingDouble(Line::getY));
-        this.lines = lines;
-        buildBBox();
-    }
-
-
-    public void buildBBox() {
-
-        double minX = Double.POSITIVE_INFINITY;
-        double minY = Double.POSITIVE_INFINITY;
-        double maxX = Double.NEGATIVE_INFINITY;
-        double maxY = Double.NEGATIVE_INFINITY;
-
-        for (Line line : lines) {
-
-            minX = Math.min(minX, line.getX());
-            minY = Math.min(minY, line.getY());
-            maxX = Math.max(maxX, line.getX() + line.getWidth());
-            maxY = Math.max(maxY, line.getY() + line.getHeight());
-
-        }
-
-        this.setBBox(new Rectangle2D.Double(minX, minY, maxX - minX, maxY - minY));
-    }
-
-
-    public String toString() {
-
-        StringBuilder sb = new StringBuilder();
-        lines.forEach(line -> sb.append(line.toString()).append("\n"));
-        return sb.toString().trim();
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/service/LineBuilderService.java

@@ -1,50 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum.service;
-
-import java.util.ArrayList;
-import java.util.Comparator;
-import java.util.List;
-
-import org.springframework.stereotype.Service;
-
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.AngleFilter;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.Character;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.DisjointSets;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.Line;
-
-@Service
-public class LineBuilderService {
-
-    private static final double CHARACTER_SPACING_DISTANCE_MULTIPLIER = 3.5;
-    private static final double MAX_VERTICAL_CHARACTER_DISTANCE = 0.67;
-    private static final double ANGLE_TOLERANCE = Math.PI / 6;
-
-
-    public List<Line> buildLines(List<Character> characters, double characterSpacing, double lineSpacing) {
-
-        double maxHorizontalDistance = characterSpacing * CHARACTER_SPACING_DISTANCE_MULTIPLIER;
-        double maxVerticalDistance = lineSpacing * MAX_VERTICAL_CHARACTER_DISTANCE;
-
-        DisjointSets<Character> sets = new DisjointSets<>(characters);
-        AngleFilter filter = new AngleFilter(-ANGLE_TOLERANCE, ANGLE_TOLERANCE);
-
-        characters.forEach(character -> {
-            character.getNeighbors().forEach(neighbor -> {
-                double x = neighbor.getHorizontalDistance() / maxHorizontalDistance;
-                double y = neighbor.getVerticalDistance() / maxVerticalDistance;
-                if (filter.matches(neighbor) && Math.pow(x, 2) + Math.pow(y, 2) <= 1) {
-                    sets.union(character, neighbor.getCharacter());
-                }
-            });
-        });
-
-        List<Line> lines = new ArrayList<>();
-        sets.forEach(group -> {
-            List<Character> lineComponents = new ArrayList<>(group);
-            lineComponents.sort(Comparator.comparingDouble(Character::getX));
-            lines.add(new Line(lineComponents, characterSpacing));
-        });
-
-        return lines;
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/service/NearestNeighbourService.java

@@ -1,78 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum.service;
-
-import java.util.ArrayList;
-import java.util.Comparator;
-import java.util.List;
-
-import org.springframework.stereotype.Service;
-
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.Character;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.Neighbor;
-
-@Service
-public class NearestNeighbourService {
-
-    private static final int NUMBER_OF_NEIGHBOURS = 8;
-    private static final double STEP = 16.0;
-
-
-    public void findNearestNeighbors(List<Character> characters) {
-
-        if (characters.isEmpty()) {
-            return;
-        }
-
-        characters.sort(Comparator.comparingDouble(Character::getX));
-
-        int maxNeighborCount = NUMBER_OF_NEIGHBOURS;
-        if (characters.size() <= NUMBER_OF_NEIGHBOURS) {
-            maxNeighborCount = characters.size() - 1;
-        }
-
-        for (int i = 0; i < characters.size(); i++) {
-
-            List<Neighbor> candidates = new ArrayList<>();
-
-            int start = i;
-            int end = i + 1;
-
-            double distance = Double.POSITIVE_INFINITY;
-
-            for (double searchDistance = 0; searchDistance < distance; ) {
-
-                searchDistance += STEP;
-                boolean newCandidatesFound = false;
-
-                while (start > 0 && characters.get(i).getX() - characters.get(start - 1).getX() < searchDistance) {
-                    start--;
-                    candidates.add(new Neighbor(characters.get(start), characters.get(i)));
-                    clearLeastDistant(candidates, maxNeighborCount);
-                    newCandidatesFound = true;
-                }
-
-                while (end < characters.size() && characters.get(end).getX() - characters.get(i).getX() < searchDistance) {
-                    candidates.add(new Neighbor(characters.get(end), characters.get(i)));
-                    clearLeastDistant(candidates, maxNeighborCount);
-                    end++;
-                    newCandidatesFound = true;
-                }
-
-                if (newCandidatesFound && candidates.size() >= maxNeighborCount) {
-                    distance = candidates.get(maxNeighborCount - 1).getDistance();
-                }
-            }
-            clearLeastDistant(candidates, maxNeighborCount);
-            characters.get(i).setNeighbors(new ArrayList<>(candidates));
-        }
-    }
-
-
-    private void clearLeastDistant(List<Neighbor> candidates, int maxNeighborCount) {
-
-        if (candidates.size() > maxNeighborCount) {
-            candidates.sort(Comparator.comparingDouble(Neighbor::getDistance));
-            candidates.remove(candidates.remove(candidates.size() - 1));
-        }
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/service/ReadingOrderService.java

@@ -1,99 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum.service;
-
-import java.util.ArrayList;
-import java.util.Comparator;
-import java.util.List;
-import java.util.ListIterator;
-
-import org.springframework.stereotype.Service;
-
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.BoundingBox;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.Zone;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.utils.DoubleUtils;
-
-@Service
-public class ReadingOrderService {
-
-    private static final double THRESHOLD = 1;
-
-
-    public List<Zone> resolve(List<Zone> zones, boolean yxOrder) {
-
-        if (zones.isEmpty() || zones.size() == 1) {
-            return zones;
-        }
-
-        if (yxOrder) {
-            zones.sort(Comparator.comparing(BoundingBox::getY, (o1, o2) -> DoubleUtils.compareDouble(o1, o2, THRESHOLD))
-                    .thenComparing(BoundingBox::getX, (o1, o2) -> DoubleUtils.compareDouble(o1, o2, THRESHOLD)));
-            return zones;
-        }
-
-        return resolveMultiColumnReadingOder(zones);
-    }
-
-
-    private List<Zone> resolveMultiColumnReadingOder(List<Zone> zones) {
-
-        // Simple reading order resolver for multi column page layout as described here : https://pub.towardsai.net/advanced-rag-02-unveiling-pdf-parsing-b84ae866344e
-        // TODO implement a more fancy reading order resolver see https://github.com/BobLd/DocumentLayoutAnalysis/blob/master/README.md#reading-order
-
-        double minX = Double.POSITIVE_INFINITY;
-        double maxX = Double.NEGATIVE_INFINITY;
-
-        for (Zone zone : zones) {
-            if (zone.getX() < minX) {
-                minX = zone.getX();
-            }
-            if (zone.getX() + zone.getWidth() > maxX) {
-                maxX = zone.getX() + zone.getWidth();
-            }
-        }
-
-        double midLineXCoordinate = (minX + maxX) / 2;
-
-        List<Zone> leftOf = new ArrayList<>();
-        List<Zone> rightOf = new ArrayList<>();
-        List<Zone> middle = new ArrayList<>();
-        for (Zone zone : zones) {
-            if (zone.getX() < midLineXCoordinate && zone.getX() + zone.getWidth() < midLineXCoordinate) {
-                leftOf.add(zone);
-            } else if (zone.getX() > midLineXCoordinate && zone.getX() + zone.getWidth() > midLineXCoordinate) {
-                rightOf.add(zone);
-            } else {
-                middle.add(zone);
-            }
-        }
-
-        leftOf.sort(Comparator.comparing(BoundingBox::getY, (o1, o2) -> DoubleUtils.compareDouble(o1, o2, THRESHOLD))
-                .thenComparing(BoundingBox::getX, (o1, o2) -> DoubleUtils.compareDouble(o1, o2, THRESHOLD)));
-
-        rightOf.sort(Comparator.comparing(BoundingBox::getY, (o1, o2) -> DoubleUtils.compareDouble(o1, o2, THRESHOLD))
-                .thenComparing(BoundingBox::getX, (o1, o2) -> DoubleUtils.compareDouble(o1, o2, THRESHOLD)));
-
-        middle.sort(Comparator.comparing(BoundingBox::getY, (o1, o2) -> DoubleUtils.compareDouble(o1, o2, THRESHOLD))
-                .thenComparing(BoundingBox::getX, (o1, o2) -> DoubleUtils.compareDouble(o1, o2, THRESHOLD)));
-
-        List<Zone> sortedZones = new ArrayList<>();
-        sortedZones.addAll(leftOf);
-        sortedZones.addAll(rightOf);
-
-        ListIterator<Zone> itty = middle.listIterator();
-
-        while (itty.hasNext()) {
-            Zone current = itty.next();
-            for (int i = 0; i < sortedZones.size(); i++) {
-                if (current.getY() < sortedZones.get(i).getY()) {
-                    sortedZones.add(i, current);
-                    itty.remove();
-                    break;
-                }
-            }
-        }
-
-        sortedZones.addAll(middle);
-
-        return sortedZones;
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/service/SpacingService.java

@@ -1,56 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum.service;
-
-import java.util.List;
-
-import org.springframework.stereotype.Service;
-
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.AngleFilter;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.Character;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.Histogram;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.Neighbor;
-
-@Service
-public class SpacingService {
-
-    private static final double SPACING_HISTOGRAM_RESOLUTION = 0.5;
-    private static final double SPACING_HISTOGRAM_SMOOTHING_LENGTH = 2.5;
-    private static final double SPACING_HIST_SMOOTHING_STANDARD_DEVIATION = 0.5;
-    private static final double ANGLE_TOLERANCE = Math.PI / 6;
-
-
-    public double computeCharacterSpacing(List<Character> components) {
-
-        return computeSpacing(components, 0);
-    }
-
-
-    public double computeLineSpacing(List<Character> components) {
-
-        return computeSpacing(components, Math.PI / 2);
-    }
-
-
-    private double computeSpacing(List<Character> components, double angle) {
-
-        double maxDistance = Double.NEGATIVE_INFINITY;
-
-        for (Character component : components) {
-            for (Neighbor neighbor : component.getNeighbors()) {
-                maxDistance = Math.max(maxDistance, neighbor.getDistance());
-            }
-        }
-        Histogram histogram = new Histogram(0, maxDistance, SPACING_HISTOGRAM_RESOLUTION);
-        AngleFilter filter = new AngleFilter(angle - ANGLE_TOLERANCE, angle + ANGLE_TOLERANCE);
-        for (Character component : components) {
-            for (Neighbor neighbor : component.getNeighbors()) {
-                if (filter.matches(neighbor)) {
-                    histogram.add(neighbor.getDistance());
-                }
-            }
-        }
-
-        histogram.gaussianSmooth(SPACING_HISTOGRAM_SMOOTHING_LENGTH, SPACING_HIST_SMOOTHING_STANDARD_DEVIATION);
-        return histogram.getPeakValue();
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/service/ZoneBuilderService.java

@@ -1,90 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum.service;
-
-import java.util.ArrayList;
-import java.util.List;
-
-import org.springframework.stereotype.Service;
-
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.DisjointSets;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.Line;
-import com.knecon.fforesight.service.layoutparser.processor.services.docstrum.model.Zone;
-
-@Service
-public class ZoneBuilderService {
-
-    private static final double MIN_HORIZONTAL_DISTANCE_MULTIPLIER = -0.5;
-    private static final double MAX_VERTICAL_DISTANCE_MULTIPLIER = 1.2;
-
-    private static final double MIN_HORIZONTAL_MERGE_DISTANCE_MULTIPLIER = -3.0;
-
-    private static final double MAX_VERTICAL_MERGE_DISTANCE_MULTIPLIER = 0.5;
-
-    private static final double MIN_LINE_SIZE_SCALE = 0.9;
-
-    private static final double MAX_LINE_SIZE_SCALE = 2.5;
-
-    private static final double ANGLE_TOLERANCE = Math.PI / 6;
-
-    public static final int MAX_ZONES = 300;
-
-
-    public List<Zone> buildZones(List<Line> lines, double characterSpacing, double lineSpacing) {
-
-        double minHorizontalDistance = characterSpacing * MIN_HORIZONTAL_DISTANCE_MULTIPLIER;
-        double maxVerticalDistance = lineSpacing * MAX_VERTICAL_DISTANCE_MULTIPLIER;
-        double minHorizontalMergeDistance = characterSpacing * MIN_HORIZONTAL_MERGE_DISTANCE_MULTIPLIER;
-        double maxVerticalMergeDistance = lineSpacing * MAX_VERTICAL_MERGE_DISTANCE_MULTIPLIER;
-
-        DisjointSets<Line> sets = new DisjointSets<>(lines);
-
-        double meanHeight = calculateMeanHeight(lines);
-
-        lines.forEach(outerLine -> //
-                lines.forEach(innerLine -> {
-
-                    double scale = Math.min(outerLine.getHeight(), innerLine.getHeight()) / meanHeight;
-                    scale = Math.max(MIN_LINE_SIZE_SCALE, Math.min(scale, MAX_LINE_SIZE_SCALE));
-
-                    if (!sets.areTogether(outerLine, innerLine) && outerLine.angularDifference(innerLine) <= ANGLE_TOLERANCE) {
-
-                        double horizontalDistance = outerLine.horizontalDistance(innerLine) / scale;
-                        double verticalDistance = outerLine.verticalDistance(innerLine) / scale;
-
-                        if (minHorizontalDistance <= horizontalDistance && verticalDistance <= maxVerticalDistance //
-                                || minHorizontalMergeDistance <= horizontalDistance && verticalDistance <= maxVerticalMergeDistance) {
-                            sets.union(outerLine, innerLine);
-                        }
-                    }
-                }));
-
-        List<Zone> zones = new ArrayList<>();
-        sets.forEach(group -> {
-            zones.add(new Zone(new ArrayList<>(group)));
-        });
-
-        if (zones.size() > MAX_ZONES) {
-            List<Line> oneZoneLines = new ArrayList<>();
-            for (Zone zone : zones) {
-                oneZoneLines.addAll(zone.getLines());
-            }
-            return List.of(new Zone(oneZoneLines));
-        }
-
-        return zones;
-    }
-
-
-    private double calculateMeanHeight(List<Line> lines) {
-
-        double meanHeight = 0.0;
-        double weights = 0.0;
-        for (Line line : lines) {
-            double weight = line.getLength();
-            meanHeight += line.getHeight() * weight;
-            weights += weight;
-        }
-        meanHeight /= weights;
-        return meanHeight;
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/docstrum/utils/DoubleUtils.java

@@ -1,18 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.docstrum.utils;
-
-public class DoubleUtils {
-
-    public static int compareDouble(double d1, double d2, double precision) {
-
-        if (Double.isNaN(d1) || Double.isNaN(d2)) {
-            return Double.compare(d1, d2);
-        }
-        if (precision == 0) {
-            precision = 1;
-        }
-        long i1 = Math.round(d1 / precision);
-        long i2 = Math.round(d2 / precision);
-        return Long.valueOf(i1).compareTo(i2);
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/factory/DocumentGraphFactory.java

@@ -18,8 +18,6 @@ import com.knecon.fforesight.service.layoutparser.processor.model.Classification
 import com.knecon.fforesight.service.layoutparser.processor.model.ClassificationFooter;
 import com.knecon.fforesight.service.layoutparser.processor.model.ClassificationHeader;
 import com.knecon.fforesight.service.layoutparser.processor.model.ClassificationPage;
-import com.knecon.fforesight.service.layoutparser.processor.model.image.ClassifiedImage;
-import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPageBlock;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.DocumentTree;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Document;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Footer;
@@ -31,6 +29,8 @@ import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Pa
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Paragraph;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Section;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.textblock.AtomicTextBlock;
+import com.knecon.fforesight.service.layoutparser.processor.model.image.ClassifiedImage;
+import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPageBlock;
 import com.knecon.fforesight.service.layoutparser.processor.utils.IdBuilder;
 import com.knecon.fforesight.service.layoutparser.processor.utils.TextPositionOperations;
 

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/factory/SearchTextWithTextPositionFactory.java

@@ -8,10 +8,10 @@ import java.util.List;
 import java.util.Locale;
 import java.util.Objects;
 
+import com.knecon.fforesight.service.layoutparser.processor.model.graph.Boundary;
 import com.knecon.fforesight.service.layoutparser.processor.model.text.RedTextPosition;
 import com.knecon.fforesight.service.layoutparser.processor.model.text.TextDirection;
 import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPositionSequence;
-import com.knecon.fforesight.service.layoutparser.processor.model.graph.Boundary;
 
 import lombok.experimental.UtilityClass;
 
@@ -110,6 +110,7 @@ public class SearchTextWithTextPositionFactory {
         return context.stringIdx - context.lastHyphenIdx < MAX_HYPHEN_LINEBREAK_DISTANCE;
     }
 
+
     private static List<Boundary> mergeToBoundaries(List<Integer> integers) {
 
         if (integers.isEmpty()) {
@@ -125,8 +126,9 @@ public class SearchTextWithTextPositionFactory {
             }
             end = current + 1;
         }
-        if (boundaries.isEmpty())
+        if (boundaries.isEmpty()) {
             boundaries.add(new Boundary(start, end));
+        }
         return boundaries;
     }
 
@@ -138,6 +140,7 @@ public class SearchTextWithTextPositionFactory {
         }
     }
 
+
     private boolean isLineBreak(RedTextPosition currentTextPosition, RedTextPosition previousTextPosition) {
 
         return Objects.equals(currentTextPosition.getUnicode(), "\n") || isDeltaYLargerThanTextHeight(currentTextPosition, previousTextPosition);

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/factory/SectionNodeFactory.java

@@ -11,12 +11,12 @@ import java.util.Map;
 import java.util.Set;
 
 import com.knecon.fforesight.service.layoutparser.processor.model.AbstractPageBlock;
-import com.knecon.fforesight.service.layoutparser.processor.model.image.ClassifiedImage;
-import com.knecon.fforesight.service.layoutparser.processor.model.table.TablePageBlock;
-import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPageBlock;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.GenericSemanticNode;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Page;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Section;
+import com.knecon.fforesight.service.layoutparser.processor.model.image.ClassifiedImage;
+import com.knecon.fforesight.service.layoutparser.processor.model.table.TablePageBlock;
+import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPageBlock;
 import com.knecon.fforesight.service.layoutparser.processor.utils.TableMergingUtility;
 
 import lombok.experimental.UtilityClass;

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/factory/TableNodeFactory.java

@@ -8,15 +8,15 @@ import java.util.Set;
 import java.util.stream.Collectors;
 
 import com.knecon.fforesight.service.layoutparser.processor.model.AbstractPageBlock;
-import com.knecon.fforesight.service.layoutparser.processor.model.table.Cell;
-import com.knecon.fforesight.service.layoutparser.processor.model.table.TablePageBlock;
-import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPositionSequence;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.GenericSemanticNode;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Page;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.SemanticNode;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Table;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.TableCell;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.textblock.TextBlock;
+import com.knecon.fforesight.service.layoutparser.processor.model.table.Cell;
+import com.knecon.fforesight.service.layoutparser.processor.model.table.TablePageBlock;
+import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPositionSequence;
 import com.knecon.fforesight.service.layoutparser.processor.utils.TextPositionOperations;
 
 import lombok.experimental.UtilityClass;

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/factory/TextBlockFactory.java

@@ -2,10 +2,10 @@ package com.knecon.fforesight.service.layoutparser.processor.services.factory;
 
 import java.util.List;
 
-import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPositionSequence;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Page;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.SemanticNode;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.textblock.AtomicTextBlock;
+import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPositionSequence;
 
 import lombok.AccessLevel;
 import lombok.experimental.FieldDefaults;

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/mapper/DocumentGraphMapper.java

@@ -7,11 +7,11 @@ import java.util.List;
 import java.util.Map;
 import java.util.NoSuchElementException;
 
-import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.DocumentPositionData;
-import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.DocumentTextData;
 import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.DocumentData;
-import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.DocumentStructure;
 import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.DocumentPage;
+import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.DocumentPositionData;
+import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.DocumentStructure;
+import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.DocumentTextData;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.DocumentTree;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Document;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Footer;

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/mapper/PropertiesMapper.java

@@ -1,7 +1,6 @@
 package com.knecon.fforesight.service.layoutparser.processor.services.mapper;
 
 import java.awt.geom.Rectangle2D;
-import java.util.Collections;
 import java.util.HashMap;
 import java.util.Locale;
 import java.util.Map;
@@ -9,7 +8,6 @@ import java.util.Map;
 import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.DocumentStructure;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Image;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.ImageType;
-import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Page;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Table;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.TableCell;
 

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/parsing/PDFLinesTextStripper.java

@@ -329,6 +329,7 @@ public class PDFLinesTextStripper extends PDFTextStripper {
                 .getXDirAdj() - (previous.getXDirAdj() + previous.getWidthDirAdj()) < maximumGapSize;
     }
 
+
     @Override
     public String getText(PDDocument doc) throws IOException {
 

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/parsing/PDFTextStripper.java

@@ -25,10 +25,23 @@ import java.io.StringWriter;
 import java.io.Writer;
 import java.text.Bidi;
 import java.text.Normalizer;
-import java.util.*;
+import java.util.ArrayDeque;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.Deque;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.SortedMap;
+import java.util.SortedSet;
+import java.util.StringTokenizer;
+import java.util.TreeMap;
+import java.util.TreeSet;
 import java.util.regex.Pattern;
 
-import lombok.Getter;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.pdfbox.cos.COSDictionary;
@@ -46,6 +59,8 @@ import org.apache.pdfbox.text.TextPositionComparator;
 
 import com.knecon.fforesight.service.layoutparser.processor.utils.QuickSort;
 
+import lombok.Getter;
+
 /**
  * This is just a copy except i only adjusted lines 594-607 cause this is a bug in Pdfbox.
  * see S416.pdf
@@ -194,40 +209,33 @@ public class PDFTextStripper extends LegacyPDFStreamEngine {
     }
 
 
+    public void beginMarkedContentSequence(COSName tag, COSDictionary properties) {
 
-    public void beginMarkedContentSequence(COSName tag, COSDictionary properties)
-    {
         PDMarkedContent markedContent = PDMarkedContent.create(tag, properties);
-        if (this.currentMarkedContents.isEmpty())
-        {
+        if (this.currentMarkedContents.isEmpty()) {
             this.markedContents.add(markedContent);
-        }
-        else
-        {
-            PDMarkedContent currentMarkedContent =
-                    this.currentMarkedContents.peek();
-            if (currentMarkedContent != null)
-            {
+        } else {
+            PDMarkedContent currentMarkedContent = this.currentMarkedContents.peek();
+            if (currentMarkedContent != null) {
                 currentMarkedContent.addMarkedContent(markedContent);
             }
         }
         this.currentMarkedContents.push(markedContent);
     }
 
+
     @Override
-    public void endMarkedContentSequence()
-    {
-        if (!this.currentMarkedContents.isEmpty())
-        {
+    public void endMarkedContentSequence() {
+
+        if (!this.currentMarkedContents.isEmpty()) {
             this.currentMarkedContents.pop();
         }
     }
 
 
-    public void xobject(PDXObject xobject)
-    {
-        if (!this.currentMarkedContents.isEmpty())
-        {
+    public void xobject(PDXObject xobject) {
+
+        if (!this.currentMarkedContents.isEmpty()) {
             this.currentMarkedContents.peek().addXObject(xobject);
         }
     }
@@ -635,7 +643,6 @@ public class PDFTextStripper extends LegacyPDFStreamEngine {
                         var normalized = normalize(line);
 //                        normalized.stream().filter(l -> System.out.println(l.getText().contains("Plenarprotokoll 20/24")).findFirst().isPresent()
 
-
                         lastLineStartPosition = handleLineSeparation(current, lastPosition, lastLineStartPosition, maxHeightForLine);
                         writeLine(normalized, current.isParagraphStart);
                         line.clear();
@@ -914,8 +921,7 @@ public class PDFTextStripper extends LegacyPDFStreamEngine {
                     textList.add(text);
                 }
             }
-            if (!this.currentMarkedContents.isEmpty())
-            {
+            if (!this.currentMarkedContents.isEmpty()) {
                 this.currentMarkedContents.peek().addText(text);
             }
         }
@@ -2102,7 +2108,9 @@ public class PDFTextStripper extends LegacyPDFStreamEngine {
             return endParagraphWritten;
         }
 
-        public void setEndParagraphWritten(){
+
+        public void setEndParagraphWritten() {
+
             endParagraphWritten = true;
         }
 
@@ -2145,7 +2153,6 @@ public class PDFTextStripper extends LegacyPDFStreamEngine {
             this.isHangingIndent = true;
         }
 
-
     }
 
 }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/visualization/LayoutGridService.java

@@ -1,11 +1,12 @@
 package com.knecon.fforesight.service.layoutparser.processor.services.visualization;
 
+import static com.knecon.fforesight.service.layoutparser.processor.services.visualization.ViewerDocumentService.LINE_WIDTH;
+
 import java.awt.Color;
 import java.awt.geom.Line2D;
 import java.awt.geom.Point2D;
 import java.awt.geom.Rectangle2D;
 import java.awt.geom.RectangularShape;
-import java.io.File;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Comparator;
@@ -23,59 +24,25 @@ import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Pa
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.SemanticNode;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Table;
 import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.TableCell;
+import com.knecon.fforesight.service.layoutparser.processor.model.visualization.ColoredLine;
+import com.knecon.fforesight.service.layoutparser.processor.model.visualization.ColoredRectangle;
+import com.knecon.fforesight.service.layoutparser.processor.model.visualization.LayoutGrid;
+import com.knecon.fforesight.service.layoutparser.processor.model.visualization.PlacedText;
 import com.knecon.fforesight.service.layoutparser.processor.utils.RectangleTransformations;
-import com.knecon.fforesight.service.viewerdoc.ContentStreams;
-import com.knecon.fforesight.service.viewerdoc.model.ColoredLine;
-import com.knecon.fforesight.service.viewerdoc.model.ColoredRectangle;
-import com.knecon.fforesight.service.viewerdoc.model.LayoutGrid;
-import com.knecon.fforesight.service.viewerdoc.model.PlacedText;
-import com.knecon.fforesight.service.viewerdoc.model.Standard14EmbeddableFont;
-import com.knecon.fforesight.service.viewerdoc.model.Visualizations;
-import com.knecon.fforesight.service.viewerdoc.service.ViewerDocumentService;
-
-import io.micrometer.observation.annotation.Observed;
-import lombok.AccessLevel;
-import lombok.RequiredArgsConstructor;
-import lombok.SneakyThrows;
-import lombok.experimental.FieldDefaults;
 
 @Service
-@RequiredArgsConstructor
-@FieldDefaults(level = AccessLevel.PRIVATE, makeFinal = true)
 public class LayoutGridService {
 
-    ViewerDocumentService viewerDocumentService;
-
-    static float FONT_SIZE = 10f;
-    static float LINE_WIDTH = 1f;
-    static Standard14EmbeddableFont FONT = Standard14EmbeddableFont.helvetica();
-
-    static Color INNER_LINES_COLOR = new Color(255, 175, 175);
-    static Color PARAGRAPH_COLOR = new Color(70, 130, 180);
-    static Color TABLE_COLOR = new Color(102, 205, 170);
-    static Color SECTION_COLOR = new Color(50, 50, 50);
-    static Color HEADLINE_COLOR = new Color(162, 56, 56);
-    static Color HEADER_COLOR = new Color(171, 131, 6);
-    static Color IMAGE_COLOR = new Color(253, 63, 146);
+    private static final Color INNER_LINES_COLOR = new Color(255, 175, 175);
+    private static final Color PARAGRAPH_COLOR = new Color(70, 130, 180);
+    public static final Color TABLE_COLOR = new Color(102, 205, 170);
+    public static final Color SECTION_COLOR = new Color(50, 50, 50);
+    public static final Color HEADLINE_COLOR = new Color(162, 56, 56);
+    public static final Color HEADER_COLOR = new Color(171, 131, 6);
+    public static final Color IMAGE_COLOR = new Color(253, 63, 146);
 
 
-    @SneakyThrows
-    @Observed(name = "ViewerDocumentService", contextualName = "create-viewer-document")
-    public void addLayoutGrid(File originFile, Document document, File destinationFile, boolean layerVisibilityDefaultValue) {
-
-        LayoutGrid layoutGrid = createLayoutGrid(document);
-
-        viewerDocumentService.addVisualizationsOnPage(originFile,
-                destinationFile,
-                Visualizations.builder()
-                        .layer(ContentStreams.KNECON_LAYOUT)
-                        .visualizationsOnPages(layoutGrid.getVisualizationsPerPages())
-                        .layerVisibilityDefaultValue(layerVisibilityDefaultValue)
-                        .build());
-    }
-
-
-    private LayoutGrid createLayoutGrid(Document document) {
+    public LayoutGrid createLayoutGrid(Document document) {
 
         LayoutGrid layoutGrid = new LayoutGrid(document.getNumberOfPages());
         document.streamAllSubNodes().forEach(semanticNode -> {
@@ -136,11 +103,11 @@ public class LayoutGridService {
             List<ColoredLine> coloredLines = layoutGrid.getVisualizationsPerPages().get(page.getNumber() - 1).getColoredLines();
             xs.forEach(x -> {
                 Line2D line = new Line2D.Double(new Point2D.Double(x, tableBBox.getMaxY()), new Point2D.Double(x, tableBBox.getMinY()));
-                coloredLines.add(new ColoredLine(line, INNER_LINES_COLOR, LINE_WIDTH));
+                coloredLines.add(new ColoredLine(line, INNER_LINES_COLOR));
             });
             ys.forEach(y -> {
                 Line2D line = new Line2D.Double(new Point2D.Double(tableBBox.getMinX(), y), new Point2D.Double(tableBBox.getMaxX(), y));
-                coloredLines.add(new ColoredLine(line, INNER_LINES_COLOR, LINE_WIDTH));
+                coloredLines.add(new ColoredLine(line, INNER_LINES_COLOR));
             });
         }
     }
@@ -168,9 +135,9 @@ public class LayoutGridService {
             List<Line2D> lines = createLinesFromRectangle(r, firstPage.getRotation());
             // add string to top line
             var firstLine = lines.remove(0);
-            coloredLines.add(new ColoredLine(firstLine, color, LINE_WIDTH));
+            coloredLines.add(new ColoredLine(firstLine, color));
             for (Line2D line : lines) {
-                coloredLines.add(new ColoredLine(line, color, LINE_WIDTH));
+                coloredLines.add(new ColoredLine(line, color));
             }
             return;
         }
@@ -185,7 +152,6 @@ public class LayoutGridService {
     }
 
 
-    @SneakyThrows
     private void addPlacedText(Page page, Rectangle2D textBBox, String s, LayoutGrid layoutGrid) {
 
         Point2D.Float upperLeftCorner = switch (page.getRotation()) {
@@ -195,8 +161,7 @@ public class LayoutGridService {
             default -> new Point2D.Float((float) (textBBox.getMinX()), (float) textBBox.getMaxY());
         };
         var placedTexts = layoutGrid.getVisualizationsPerPages().get(page.getNumber() - 1).getPlacedTexts();
-        upperLeftCorner.setLocation(upperLeftCorner.getX() - ((FONT.getStringWidth(s) / 1000) * FONT_SIZE + (2 * LINE_WIDTH) + 4), upperLeftCorner.getY() - FONT_SIZE);
-        placedTexts.add(PlacedText.textFacingUp(s, upperLeftCorner, FONT_SIZE, Color.BLACK, FONT));
+        placedTexts.add(new PlacedText(s, upperLeftCorner));
     }
 
 
@@ -211,9 +176,9 @@ public class LayoutGridService {
         midPageLines.remove(1);
         // add string to left line
         var leftLine = midPageLines.remove(1);
-        coloredLines.add(new ColoredLine(leftLine, color, LINE_WIDTH));
+        coloredLines.add(new ColoredLine(leftLine, color));
         for (Line2D line : midPageLines) {
-            coloredLines.add(new ColoredLine(line, color, LINE_WIDTH));
+            coloredLines.add(new ColoredLine(line, color));
         }
     }
 
@@ -227,9 +192,9 @@ public class LayoutGridService {
         lastPageLines.remove(0);
         // add string to left line
         var leftLine = lastPageLines.remove(2);
-        coloredLines.add(new ColoredLine(leftLine, color, LINE_WIDTH));
+        coloredLines.add(new ColoredLine(leftLine, color));
         for (Line2D line : lastPageLines) {
-            coloredLines.add(new ColoredLine(line, color, LINE_WIDTH));
+            coloredLines.add(new ColoredLine(line, color));
         }
     }
 
@@ -243,9 +208,9 @@ public class LayoutGridService {
         firstPageLines.remove(2);
         // add string to top line
         var firstLine = firstPageLines.remove(0);
-        coloredLines.add(new ColoredLine(firstLine, color, LINE_WIDTH));
+        coloredLines.add(new ColoredLine(firstLine, color));
         for (Line2D line : firstPageLines) {
-            coloredLines.add(new ColoredLine(line, color, LINE_WIDTH));
+            coloredLines.add(new ColoredLine(line, color));
         }
     }
 
@@ -311,10 +276,7 @@ public class LayoutGridService {
     private void addAsRectangle(SemanticNode semanticNode, LayoutGrid layoutGrid, Color color) {
 
         semanticNode.getBBox()
-                .forEach((page, textBBox) -> layoutGrid.getVisualizationsPerPages()
-                        .get(page.getNumber() - 1)
-                        .getColoredRectangles()
-                        .add(new ColoredRectangle(textBBox, color, LINE_WIDTH)));
+                .forEach((page, textBBox) -> layoutGrid.getVisualizationsPerPages().get(page.getNumber() - 1).getColoredRectangles().add(new ColoredRectangle(textBBox, color)));
     }
 
 }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/visualization/PdfDraw.java

@@ -1,270 +0,0 @@
-package com.knecon.fforesight.service.layoutparser.processor.services.visualization;
-
-import java.awt.Color;
-import java.awt.geom.Point2D;
-import java.awt.geom.Rectangle2D;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.util.List;
-import java.util.Map;
-
-import org.apache.pdfbox.Loader;
-import org.apache.pdfbox.pdmodel.PDDocument;
-import org.apache.pdfbox.pdmodel.PDPage;
-import org.apache.pdfbox.pdmodel.PDPageContentStream;
-import org.apache.pdfbox.pdmodel.font.PDType1Font;
-import org.apache.pdfbox.pdmodel.font.Standard14Fonts;
-import org.apache.pdfbox.util.Matrix;
-import org.springframework.core.io.ClassPathResource;
-
-import com.knecon.fforesight.service.layoutparser.internal.api.data.redaction.NodeType;
-import com.knecon.fforesight.service.layoutparser.processor.model.graph.DocumentTree;
-import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Document;
-import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Page;
-import com.knecon.fforesight.service.layoutparser.processor.model.graph.textblock.AtomicTextBlock;
-import com.knecon.fforesight.service.layoutparser.processor.model.graph.textblock.TextBlock;
-import com.knecon.fforesight.service.layoutparser.processor.model.table.Ruling;
-import com.knecon.fforesight.service.layoutparser.processor.utils.PdfVisualisationUtility;
-import com.knecon.fforesight.service.layoutparser.processor.utils.RectangleTransformations;
-
-import lombok.AccessLevel;
-import lombok.AllArgsConstructor;
-import lombok.Builder;
-import lombok.Getter;
-import lombok.SneakyThrows;
-import lombok.experimental.FieldDefaults;
-import lombok.experimental.UtilityClass;
-
-@UtilityClass
-public class PdfDraw {
-
-    public static void drawRectanglesPerPage(String filename, List<List<Rectangle2D>> rectanglesPerPage, String tmpFileName) throws IOException {
-
-        ClassPathResource pdfResource = new ClassPathResource(filename);
-        try (PDDocument pdDocument = Loader.loadPDF(pdfResource.getFile()); var out = new FileOutputStream(tmpFileName)) {
-            for (int pageNumber = 1; pageNumber < pdDocument.getNumberOfPages() + 1; pageNumber++) {
-                PdfVisualisationUtility.drawRectangle2DList(pdDocument,
-                        pageNumber,
-                        rectanglesPerPage.get(pageNumber - 1),
-                        PdfVisualisationUtility.Options.builder().stroke(true).build());
-            }
-            pdDocument.save(out);
-        }
-
-    }
-
-
-    public static void drawRectanglesPerPageNumberedByLine(String filename, List<List<List<Rectangle2D>>> rectanglesPerPage, String tmpFileName) throws IOException {
-
-        ClassPathResource pdfResource = new ClassPathResource(filename);
-        try (PDDocument pdDocument = Loader.loadPDF(pdfResource.getFile()); var out = new FileOutputStream(tmpFileName)) {
-            for (int pageNumber = 1; pageNumber < pdDocument.getNumberOfPages() + 1; pageNumber++) {
-                var rectanglesOnPage = rectanglesPerPage.get(pageNumber - 1);
-                for (int lineNumber = 0; lineNumber < rectanglesOnPage.size(); lineNumber++) {
-                    var rectanglesInLine = rectanglesOnPage.get(lineNumber);
-                    PdfVisualisationUtility.drawRectangle2DList(pdDocument, pageNumber, rectanglesInLine, PdfVisualisationUtility.Options.builder().stroke(true).build());
-                    double y = Math.min(rectanglesInLine.get(0).getMinY(), rectanglesInLine.get(0).getMaxY());
-                    PdfVisualisationUtility.drawText(String.format("%d", lineNumber),
-                            pdDocument,
-                            new Point2D.Double(rectanglesInLine.get(0).getX() - (5 + (5 * countNumberOfDigits(lineNumber))), y + 2),
-                            pageNumber,
-                            PdfVisualisationUtility.Options.builder().stroke(true).build());
-                }
-            }
-            pdDocument.save(out);
-        }
-
-    }
-
-
-    private static int countNumberOfDigits(int num) {
-
-        int final_num = num;
-        if (final_num == 0) {
-            return 1;
-        }
-        int count = 0;
-        for (; final_num != 0; final_num /= 10) {
-            count++;
-        }
-        return count;
-    }
-
-
-    public static void drawDocumentGraph(PDDocument document, Document documentGraph) {
-
-        documentGraph.getDocumentTree().allEntriesInOrder().forEach(entry -> drawNode(document, entry));
-    }
-
-
-    public static void drawNode(PDDocument document, DocumentTree.Entry entry) {
-
-        Options options = buildStandardOptionsForNodes(entry);
-
-        drawBBoxAndLabelAndNumberOnPage(document, entry, options);
-
-    }
-
-
-    public static void drawTextBlock(PDDocument document, TextBlock textBlock, Options options) {
-
-        textBlock.getAtomicTextBlocks().forEach(atb -> drawAtomicTextBlock(document, atb, options));
-    }
-
-
-    public static void drawAtomicTextBlock(PDDocument document, AtomicTextBlock atomicTextBlock, Options options) {
-
-        drawRectangle2DList(document, atomicTextBlock.getPage().getNumber(), atomicTextBlock.getPositions().stream().toList(), options);
-
-    }
-
-
-    @SneakyThrows
-    private static void drawText(String string, PDDocument document, Point2D location, Integer pageNumber, Options options, boolean rotate) {
-
-        var pdPage = document.getPage(pageNumber - 1);
-        var contentStream = new PDPageContentStream(document, pdPage, PDPageContentStream.AppendMode.APPEND, true);
-
-        contentStream.setNonStrokingColor(options.getStrokeColor());
-        contentStream.setLineWidth(options.getStrokeWidth());
-
-        contentStream.beginText();
-        if (rotate) {
-            contentStream.setTextMatrix(Matrix.getRotateInstance(Math.toRadians(15), (float) location.getX(), (float) location.getY()));
-        } else {
-            contentStream.newLineAtOffset((float) location.getX(), (float) location.getY());
-        }
-        contentStream.setFont(new PDType1Font(Standard14Fonts.FontName.HELVETICA), 10);
-        contentStream.showText(string);
-        contentStream.endText();
-        contentStream.close();
-    }
-
-
-    @SneakyThrows
-    public static void drawRectangle2DList(PDDocument document, int pageNumber, List<Rectangle2D> rectCollection, Options options) {
-
-        var pdPage = document.getPage(pageNumber - 1);
-        drawRectangle2DList(document, rectCollection, options, pdPage);
-    }
-
-
-    private static void drawRectangle2DList(PDDocument document, List<Rectangle2D> rectCollection, Options options, PDPage pdPage) throws IOException {
-
-        var contentStream = new PDPageContentStream(document, pdPage, PDPageContentStream.AppendMode.APPEND, true);
-
-        contentStream.setStrokingColor(options.getStrokeColor());
-        contentStream.setNonStrokingColor(options.getFillColor());
-        contentStream.setLineWidth(options.getStrokeWidth());
-
-        for (var r : rectCollection) {
-            contentStream.addRect((float) r.getMinX(), (float) r.getMinY(), (float) r.getWidth(), (float) r.getHeight());
-
-            if (options.isStroke() && options.isFill()) {
-                contentStream.fillAndStroke();
-            } else if (options.isStroke()) {
-                contentStream.stroke();
-            } else if (options.isFill()) {
-                contentStream.fill();
-            }
-        }
-        contentStream.close();
-    }
-
-
-    @SneakyThrows
-    public static void drawRectanglesAndLinesPerPage(String filename, List<List<Rectangle2D>> list, List<List<Rectangle2D>> rectanglesPerPage, String tmpFileName) {
-
-        ClassPathResource pdfResource = new ClassPathResource(filename);
-        try (PDDocument pdDocument = Loader.loadPDF(pdfResource.getFile()); var out = new FileOutputStream(tmpFileName)) {
-            for (int pageNumber = 1; pageNumber < pdDocument.getNumberOfPages() + 1; pageNumber++) {
-//                PdfVisualisationUtility.drawLine2DList(pdDocument,
-//                        pageNumber,
-//                        list.get(pageNumber - 1),
-//                        PdfVisualisationUtility.Options.builder().stroke(true).build());
-                PdfVisualisationUtility.drawRectangle2DList(pdDocument,
-                        pageNumber,
-                        rectanglesPerPage.get(pageNumber - 1),
-                        PdfVisualisationUtility.Options.builder().stroke(true).build());
-                PdfVisualisationUtility.drawRectangle2DList(pdDocument, pageNumber, list.get(pageNumber - 1), PdfVisualisationUtility.Options.builder().stroke(true).build());
-            }
-            pdDocument.save(out);
-        }
-    }
-
-
-    @SneakyThrows
-    public static void drawLinesPerPage(String filename, List<List<Ruling>> linesPerPage, String tmpFileName) {
-
-        ClassPathResource pdfResource = new ClassPathResource(filename);
-        try (PDDocument pdDocument = Loader.loadPDF(pdfResource.getFile()); var out = new FileOutputStream(tmpFileName)) {
-            for (int pageNumber = 1; pageNumber < pdDocument.getNumberOfPages() + 1; pageNumber++) {
-                PdfVisualisationUtility.drawLine2DList(pdDocument,
-                        pageNumber,
-                        linesPerPage.get(pageNumber - 1),
-                        PdfVisualisationUtility.Options.builder().strokeColor(Color.RED).stroke(true).build());
-            }
-            pdDocument.save(out);
-        }
-    }
-
-
-    @Builder
-    @AllArgsConstructor
-    @Getter
-    @FieldDefaults(makeFinal = true, level = AccessLevel.PRIVATE)
-    public static class Options {
-
-        boolean stroke;
-        @Builder.Default
-        Color strokeColor = Color.BLACK;
-        @Builder.Default
-        float strokeWidth = 1f;
-
-        boolean fill;
-        @Builder.Default
-        Color fillColor = Color.BLACK;
-
-    }
-
-
-    private static Options buildStandardOptionsForNodes(DocumentTree.Entry entry) {
-
-        return Options.builder().stroke(true).strokeColor(switch (entry.getType()) {
-            case DOCUMENT -> Color.LIGHT_GRAY;
-            case HEADER, FOOTER -> Color.GREEN;
-            case PARAGRAPH -> Color.BLUE;
-            case HEADLINE -> Color.RED;
-            case SECTION -> Color.BLACK;
-            case TABLE -> Color.ORANGE;
-            case TABLE_CELL -> Color.GRAY;
-            case IMAGE -> Color.MAGENTA;
-        }).build();
-    }
-
-
-    private static void drawBBoxAndLabelAndNumberOnPage(PDDocument document, DocumentTree.Entry entry, Options options) {
-
-        Map<Page, Rectangle2D> rectanglesPerPage = entry.getNode().getBBox();
-        for (Page page : rectanglesPerPage.keySet()) {
-            Rectangle2D rectangle2D = rectanglesPerPage.get(page);
-            if (entry.getType() == NodeType.SECTION) {
-                rectangle2D = RectangleTransformations.pad(rectangle2D, 10, 10);
-            }
-            drawRectangle2DList(document, page.getNumber(), List.of(rectangle2D), options);
-            drawText(buildString(entry),
-                    document,
-                    new Point2D.Double(rectangle2D.getMinX(), rectangle2D.getMaxY() + 2),
-                    page.getNumber(),
-                    options,
-                    entry.getType() == NodeType.TABLE_CELL);
-        }
-    }
-
-
-    private static String buildString(DocumentTree.Entry entry) {
-
-        return entry.getNode().getNumberOnPage() + ": " + entry.getTreeId() + ": " + entry.getType();
-    }
-
-}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/services/visualization/ViewerDocumentService.java

@@ -0,0 +1,212 @@
+package com.knecon.fforesight.service.layoutparser.processor.services.visualization;
+
+import java.awt.Color;
+import java.awt.geom.AffineTransform;
+import java.awt.geom.Rectangle2D;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import org.apache.pdfbox.cos.COSDictionary;
+import org.apache.pdfbox.cos.COSName;
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.pdmodel.PDDocumentCatalog;
+import org.apache.pdfbox.pdmodel.PDPage;
+import org.apache.pdfbox.pdmodel.PDPageContentStream;
+import org.apache.pdfbox.pdmodel.PDResources;
+import org.apache.pdfbox.pdmodel.font.PDFont;
+import org.apache.pdfbox.pdmodel.font.PDType1Font;
+import org.apache.pdfbox.pdmodel.font.Standard14Fonts;
+import org.apache.pdfbox.pdmodel.graphics.optionalcontent.PDOptionalContentGroup;
+import org.apache.pdfbox.pdmodel.graphics.optionalcontent.PDOptionalContentProperties;
+import org.apache.pdfbox.pdmodel.graphics.state.PDExtendedGraphicsState;
+import org.apache.pdfbox.util.Matrix;
+import org.springframework.stereotype.Service;
+
+import com.knecon.fforesight.service.layoutparser.processor.model.graph.nodes.Document;
+import com.knecon.fforesight.service.layoutparser.processor.model.visualization.ColoredLine;
+import com.knecon.fforesight.service.layoutparser.processor.model.visualization.ColoredRectangle;
+import com.knecon.fforesight.service.layoutparser.processor.model.visualization.FilledRectangle;
+import com.knecon.fforesight.service.layoutparser.processor.model.visualization.LayoutGrid;
+import com.knecon.fforesight.service.layoutparser.processor.model.visualization.PlacedText;
+import com.knecon.fforesight.service.layoutparser.processor.model.visualization.VisualizationsOnPage;
+import com.knecon.fforesight.service.layoutparser.processor.python_api.model.table.TableCells;
+import com.knecon.fforesight.service.layoutparser.processor.python_api.model.table.VisualLayoutParsingResult;
+
+import lombok.RequiredArgsConstructor;
+import lombok.SneakyThrows;
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+@Service
+@RequiredArgsConstructor
+public class ViewerDocumentService {
+
+    private static final String LAYER_NAME = "Layout grid";
+    private static final int FONT_SIZE = 10;
+    public static final float LINE_WIDTH = 1f;
+
+    private final LayoutGridService layoutGridService;
+
+
+    @SneakyThrows
+    public void createViewerDocument(PDDocument pdDocument,
+                                     Document document,
+                                     OutputStream outputStream,
+                                     Map<Integer, List<VisualLayoutParsingResult>> extractedTableCells,
+                                     boolean layerVisibilityDefaultValue) {
+
+        LayoutGrid layoutGrid = layoutGridService.createLayoutGrid(document);
+        // PDDocument.save() is very slow, since it actually traverses the entire pdf and writes a new one.
+        // If we collect all COSDictionaries we changed and tell it explicitly to only add the changed ones by using saveIncremental it's very fast.
+        Set<COSDictionary> dictionariesToUpdate = new HashSet<>();
+        PDOptionalContentGroup layer = addLayerToDocument(pdDocument, dictionariesToUpdate, layerVisibilityDefaultValue);
+        PDOptionalContentGroup visualLayoutParsingLayer = addLayerToDocument(pdDocument, dictionariesToUpdate, true);
+        PDFont font = new PDType1Font(Standard14Fonts.FontName.HELVETICA);
+
+        for (int pageNumber = 0; pageNumber < pdDocument.getNumberOfPages(); pageNumber++) {
+            PDPage pdPage = pdDocument.getPage(pageNumber);
+
+            AffineTransform textDeRotationMatrix = getTextDeRotationTransform(pdPage);
+            addLayerToPageRessources(pdPage);
+
+            // We need to save the graphics state before, such that our appended content cannot be affected by previous content streams with side effects,
+            // e.g. not escaped matrix transformations.
+            escapePreviousContents(pdDocument, pdPage);
+
+            VisualizationsOnPage visualizationsOnPage = layoutGrid.getVisualizationsPerPages().get(pageNumber);
+            assert pageNumber == visualizationsOnPage.getPageNumber();
+            // We need to append to the content stream, otherwise the content could be overlapped by following content.
+            try (var contentStream = new PDPageContentStream(pdDocument, pdPage, PDPageContentStream.AppendMode.APPEND, true)) {
+
+                contentStream.beginMarkedContent(COSName.OC, layer);
+                contentStream.saveGraphicsState();
+
+                contentStream.setLineWidth(LINE_WIDTH);
+                for (ColoredLine coloredLine : visualizationsOnPage.getColoredLines()) {
+                    contentStream.setStrokingColor(coloredLine.color());
+                    contentStream.moveTo((float) coloredLine.line().getX1(), (float) coloredLine.line().getY1());
+                    contentStream.lineTo((float) coloredLine.line().getX2(), (float) coloredLine.line().getY2());
+                    contentStream.stroke();
+                }
+                for (ColoredRectangle coloredRectangle : visualizationsOnPage.getColoredRectangles()) {
+                    contentStream.setStrokingColor(coloredRectangle.color());
+                    Rectangle2D r = coloredRectangle.rectangle2D();
+                    contentStream.addRect((float) r.getX(), (float) r.getY(), (float) r.getWidth(), (float) r.getHeight());
+                    contentStream.stroke();
+                }
+                for (FilledRectangle filledRectangle : visualizationsOnPage.getFilledRectangles()) {
+                    contentStream.setNonStrokingColor(filledRectangle.color());
+                    PDExtendedGraphicsState graphicsState = new PDExtendedGraphicsState();
+                    graphicsState.setNonStrokingAlphaConstant(filledRectangle.alpha());
+                    contentStream.setGraphicsStateParameters(graphicsState);
+                    Rectangle2D r = filledRectangle.rectangle2D();
+                    contentStream.addRect((float) r.getX(), (float) r.getY(), (float) r.getWidth(), (float) r.getHeight());
+                    contentStream.fill();
+                }
+                for (PlacedText placedText : visualizationsOnPage.getPlacedTexts()) {
+                    contentStream.setFont(font, FONT_SIZE);
+                    contentStream.beginText();
+                    Matrix textMatrix = new Matrix((float) textDeRotationMatrix.getScaleX(),
+                            (float) textDeRotationMatrix.getShearX(),
+                            (float) textDeRotationMatrix.getShearY(),
+                            (float) textDeRotationMatrix.getScaleY(),
+                            (float) placedText.lineStart().getX(),
+                            (float) placedText.lineStart().getY());
+                    textMatrix.translate(-((font.getStringWidth(placedText.text()) / 1000) * FONT_SIZE + (2 * LINE_WIDTH) + 4), -FONT_SIZE);
+                    contentStream.setTextMatrix(textMatrix);
+                    contentStream.showText(placedText.text());
+                    contentStream.endText();
+                }
+                contentStream.restoreGraphicsState();
+                contentStream.endMarkedContent();
+
+                contentStream.beginMarkedContent(COSName.OC, visualLayoutParsingLayer);
+                contentStream.saveGraphicsState();
+
+                contentStream.setLineWidth(LINE_WIDTH);
+                for (VisualLayoutParsingResult tableCells : extractedTableCells.get(pageNumber)) {
+                    contentStream.setStrokingColor(new Color(0xFF0000));
+                    contentStream.addRect((float) tableCells.getX0(), (float) tableCells.getY0(), (float) tableCells.getWidth(), (float) tableCells.getHeight());
+                    contentStream.stroke();
+                    contentStream.setFont(font, FONT_SIZE);
+                    contentStream.beginText();
+                    Matrix textMatrix = new Matrix((float) textDeRotationMatrix.getScaleX(),
+                            (float) textDeRotationMatrix.getShearX(),
+                            (float) textDeRotationMatrix.getShearY(),
+                            (float) textDeRotationMatrix.getScaleY(),
+                            tableCells.getX0() ,
+                            tableCells.getY0());
+                    textMatrix.translate(-((font.getStringWidth(tableCells.getLabel()) / 1000) * FONT_SIZE + (2 * LINE_WIDTH) + 4), -FONT_SIZE);
+                    contentStream.setTextMatrix(textMatrix);
+                    contentStream.showText(tableCells.getLabel());
+                    contentStream.endText();
+                }
+                contentStream.restoreGraphicsState();
+                contentStream.endMarkedContent();
+            }
+            dictionariesToUpdate.add(pdPage.getCOSObject());
+            dictionariesToUpdate.add(pdPage.getResources().getCOSObject());
+        }
+        dictionariesToUpdate.add(pdDocument.getDocumentInformation().getCOSObject());
+//        dictionariesToUpdate.add(pdDocument.getDocument().getTrailer());
+        pdDocument.saveIncremental(outputStream, dictionariesToUpdate);
+    }
+
+
+    private static void addLayerToPageRessources(PDPage pdPage) {
+
+        PDResources resources = pdPage.getResources();
+        if (resources == null) {
+            resources = new PDResources();
+            pdPage.setResources(resources);
+        }
+    }
+
+
+    private static void escapePreviousContents(PDDocument pdDocument, PDPage pdPage) throws IOException {
+
+        try (var contentStream = new PDPageContentStream(pdDocument, pdPage, PDPageContentStream.AppendMode.PREPEND, false)) {
+            contentStream.saveGraphicsState();
+        }
+        try (var contentStream = new PDPageContentStream(pdDocument, pdPage, PDPageContentStream.AppendMode.APPEND, false)) {
+            contentStream.restoreGraphicsState();
+        }
+    }
+
+
+    private static PDOptionalContentGroup addLayerToDocument(PDDocument pdDocument, Set<COSDictionary> dictionariesToUpdate, boolean layerVisibilityDefaultValue) {
+
+        PDDocumentCatalog catalog = pdDocument.getDocumentCatalog();
+        PDOptionalContentProperties ocprops = catalog.getOCProperties();
+        if (ocprops == null) {
+            ocprops = new PDOptionalContentProperties();
+            catalog.setOCProperties(ocprops);
+        }
+        PDOptionalContentGroup layer = null;
+        if (ocprops.hasGroup(LAYER_NAME)) {
+            layer = ocprops.getGroup(LAYER_NAME);
+        } else {
+            layer = new PDOptionalContentGroup(LAYER_NAME);
+            ocprops.addGroup(layer);
+        }
+        ocprops.setGroupEnabled(layer, layerVisibilityDefaultValue);
+        dictionariesToUpdate.add(catalog.getCOSObject());
+        return layer;
+    }
+
+
+    private static AffineTransform getTextDeRotationTransform(PDPage page) {
+
+        return AffineTransform.getQuadrantRotateInstance(switch (page.getRotation()) {
+            case 90 -> 3;
+            case 180 -> 2;
+            case 270 -> 1;
+            default -> 0;
+        });
+    }
+
+}

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/utils/MarkedContentUtils.java

@@ -1,12 +1,5 @@
 package com.knecon.fforesight.service.layoutparser.processor.utils;
 
-import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPageBlock;
-import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPositionSequence;
-import lombok.experimental.UtilityClass;
-import org.apache.pdfbox.cos.COSName;
-import org.apache.pdfbox.pdmodel.documentinterchange.markedcontent.PDMarkedContent;
-import org.apache.pdfbox.text.TextPosition;
-
 import java.awt.geom.Rectangle2D;
 import java.util.Collection;
 import java.util.Collections;
@@ -14,12 +7,22 @@ import java.util.List;
 import java.util.Map;
 import java.util.stream.Collectors;
 
+import org.apache.pdfbox.cos.COSName;
+import org.apache.pdfbox.pdmodel.documentinterchange.markedcontent.PDMarkedContent;
+import org.apache.pdfbox.text.TextPosition;
+
+import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPageBlock;
+import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPositionSequence;
+
+import lombok.experimental.UtilityClass;
+
 @UtilityClass
 public class MarkedContentUtils {
 
     public static final String HEADER = "Header";
     public static final String FOOTER = "Footer";
 
+
     public List<Rectangle2D> getMarkedContentBboxPerLine(List<PDMarkedContent> markedContents, String subtype) {
 
         if (markedContents == null) {
@@ -31,7 +34,8 @@ public class MarkedContentUtils {
                 .filter(m -> m.getProperties() != null)
                 .filter(m -> m.getProperties().getItem("Subtype") != null)
                 .filter(m -> ((COSName) m.getProperties().getItem("Subtype")).getName().equals(subtype))
-                .map(PDMarkedContent::getContents).flatMap(Collection::stream)
+                .map(PDMarkedContent::getContents)
+                .flatMap(Collection::stream)
                 .filter(t -> t instanceof TextPosition)
                 .map(t -> (TextPosition) t)
                 .filter(t -> !t.getUnicode().equals(" "))
@@ -41,16 +45,19 @@ public class MarkedContentUtils {
             return Collections.emptyList();
         }
 
-        return markedContentByYPosition.values().stream()
-                .map(textPositions -> new TextPositionSequence(textPositions.stream()
-                        .toList(), 0, true)
-                        .getRectangle())
-                .map(t -> new Rectangle2D.Float(t.getTopLeft().getX(), t.getTopLeft().getY() - Math.abs(t.getHeight()), t.getWidth(), Math.abs(t.getHeight()))).collect(Collectors.toList());
+        return markedContentByYPosition.values()
+                .stream()
+                .map(textPositions -> new TextPositionSequence(textPositions.stream().toList(), 0, true).getRectangle())
+                .map(t -> new Rectangle2D.Float(t.getTopLeft().getX(), t.getTopLeft().getY() - Math.abs(t.getHeight()), t.getWidth(), Math.abs(t.getHeight())))
+                .collect(Collectors.toList());
     }
 
 
     public boolean intersects(TextPageBlock textBlock, Map<String, List<Rectangle2D>> markedContentBboxPerType, String type) {
-        return markedContentBboxPerType.get(type) != null && markedContentBboxPerType.get(type).stream().anyMatch(rectangle -> rectangle.intersects(textBlock.getPdfMinX(), textBlock.getPdfMinY(), textBlock.getWidth(), textBlock.getHeight()));
+
+        return markedContentBboxPerType.get(type) != null && markedContentBboxPerType.get(type)
+                .stream()
+                .anyMatch(rectangle -> rectangle.intersects(textBlock.getPdfMinX(), textBlock.getPdfMinY(), textBlock.getWidth(), textBlock.getHeight()));
     }
 
 }

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/utils/PositionUtils.java

@@ -19,10 +19,9 @@ public final class PositionUtils {
 
         double threshold = textBlock.getMostPopularWordHeight() * 3;
 
-        if (textBlock.getPdfMinX() + threshold > btf.getTopLeft().getX()
-                && textBlock.getPdfMaxX() - threshold < btf.getTopLeft().getX() + btf.getWidth()
-                && textBlock.getPdfMinY() + threshold > btf.getTopLeft().getY()
-                && textBlock.getPdfMaxY() - threshold < btf.getTopLeft().getY() + btf.getHeight()) {
+        if (textBlock.getPdfMinX() + threshold > btf.getTopLeft().getX() && textBlock.getPdfMaxX() - threshold < btf.getTopLeft()
+                .getX() + btf.getWidth() && textBlock.getPdfMinY() + threshold > btf.getTopLeft().getY() && textBlock.getPdfMaxY() - threshold < btf.getTopLeft()
+                .getY() + btf.getHeight()) {
             return true;
         } else {
             return false;

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/utils/RectangleTransformations.java

@@ -41,11 +41,14 @@ public class RectangleTransformations {
 
         return atomicTextBlocks.stream().flatMap(atomicTextBlock -> atomicTextBlock.getPositions().stream()).collect(new Rectangle2DBBoxCollector());
     }
+
+
     public static Collector<Rectangle2D, Rectangle2DBBoxCollector.BBox, Rectangle2D> collectBBox() {
 
         return new Rectangle2DBBoxCollector();
     }
 
+
     public static PDRectangle toPDRectangleBBox(List<Rectangle> rectangles) {
 
         Rectangle2D rectangle2D = RectangleTransformations.rectangleBBox(rectangles);
@@ -70,6 +73,7 @@ public class RectangleTransformations {
         return format("%f,%f,%f,%f", rectangle2D.getX(), rectangle2D.getY(), rectangle2D.getWidth(), rectangle2D.getHeight());
     }
 
+
     public static Rectangle2D rectangleBBox(List<Rectangle> rectangles) {
 
         return rectangles.stream().map(RectangleTransformations::toRectangle2D).collect(new Rectangle2DBBoxCollector());
@@ -84,6 +88,7 @@ public class RectangleTransformations {
                 -redactionLogRectangle.getHeight());
     }
 
+
     public static Rectangle2D toRectangle2D(PDRectangle rectangle) {
 
         return new Rectangle2D.Double(rectangle.getLowerLeftX(), rectangle.getLowerLeftY(), rectangle.getWidth(), rectangle.getHeight());

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/utils/TextPositionOperations.java

@@ -3,7 +3,6 @@ package com.knecon.fforesight.service.layoutparser.processor.utils;
 import java.util.List;
 import java.util.stream.Collectors;
 
-
 import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPageBlock;
 import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPositionSequence;
 

layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/utils/TextPositionSequenceComparator.java

@@ -28,15 +28,13 @@ import com.knecon.fforesight.service.layoutparser.processor.model.text.TextPosit
  *
  * @author Ben Litchfield
  */
-public class TextPositionSequenceComparator implements Comparator<TextPositionSequence>
-{
+public class TextPositionSequenceComparator implements Comparator<TextPositionSequence> {
+
     @Override
-    public int compare(TextPositionSequence pos1, TextPositionSequence pos2)
-    {
+    public int compare(TextPositionSequence pos1, TextPositionSequence pos2) {
         // only compare text that is in the same direction
         int cmp1 = Float.compare(pos1.getDir().getDegrees(), pos2.getDir().getDegrees());
-        if (cmp1 != 0)
-        {
+        if (cmp1 != 0) {
             return cmp1;
         }
 
@@ -54,19 +52,13 @@ public class TextPositionSequenceComparator implements Comparator<TextPositionSe
         float yDifference = Math.abs(pos1YBottom - pos2YBottom);
 
         // we will do a simple tolerance comparison
-        if (yDifference < .1 ||
-                pos2YBottom >= pos1YTop && pos2YBottom <= pos1YBottom ||
-                pos1YBottom >= pos2YTop && pos1YBottom <= pos2YBottom)
-        {
+        if (yDifference < .1 || pos2YBottom >= pos1YTop && pos2YBottom <= pos1YBottom || pos1YBottom >= pos2YTop && pos1YBottom <= pos2YBottom) {
             return Float.compare(x1, x2);
-        }
-        else if (pos1YBottom < pos2YBottom)
-        {
+        } else if (pos1YBottom < pos2YBottom) {
             return -1;
-        }
-        else
-        {
+        } else {
             return 1;
         }
     }
+
 }

layoutparser-service/layoutparser-service-server/build.gradle.kts

@@ -3,53 +3,40 @@ import org.springframework.boot.gradle.tasks.bundling.BootBuildImage
 plugins {
     application
     id("com.knecon.fforesight.java-conventions")
-    id("org.springframework.boot") version "3.1.5"
+    id("org.springframework.boot") version "3.1.3"
     id("io.spring.dependency-management") version "1.1.3"
     id("org.sonarqube") version "4.3.0.3225"
-    id("io.freefair.lombok") version "8.4"
+    id("io.freefair.lombok") version "8.2.2"
 //    id("org.graalvm.buildtools.native") version "0.9.23"
 }
 
 description = "layoutparser-service-server"
 
-configurations {
-    all {
-        exclude(group = "commons-logging", module = "commons-logging")
-        exclude(group = "org.springframework.boot", module = "spring-boot-starter-log4j2")
-        exclude(group = "com.iqser.red.commons", module = "logging-commons")
-    }
-}
-
-
 val jacksonVersion = "2.15.2"
 val pdfBoxVersion = "3.0.0"
-val springBootStarterVersion = "3.1.5"
 
 dependencies {
     implementation(project(":layoutparser-service-processor"))
     implementation(project(":layoutparser-service-internal-api"))
 
     implementation("com.iqser.red.commons:storage-commons:2.45.0")
-    implementation("com.knecon.fforesight:tenant-commons:0.21.0")
-    implementation("com.knecon.fforesight:tracing-commons:0.5.0")
-    implementation("org.springframework.boot:spring-boot-starter-actuator:${springBootStarterVersion}")
-    implementation("org.springframework.boot:spring-boot-starter-amqp:${springBootStarterVersion}")
+    implementation("com.knecon.fforesight:tenant-commons:0.14.0")
+    implementation("org.springframework.boot:spring-boot-starter-actuator:3.1.3")
     implementation("com.amazonaws:aws-java-sdk-s3:1.12.536")
+    implementation("org.springframework.boot:spring-boot-starter-amqp:3.1.3")
     implementation("org.springframework.cloud:spring-cloud-starter-openfeign:4.0.4")
-    implementation("net.logstash.logback:logstash-logback-encoder:7.4")
 
     // for integration testing only
-    testImplementation(project(":viewer-doc-processor"))
     testImplementation(project(":layoutparser-service-internal-api"))
 
-    testImplementation("org.springframework.boot:spring-boot-starter-amqp:${springBootStarterVersion}")
-    testImplementation("org.springframework.boot:spring-boot-starter-test:${springBootStarterVersion}")
+    testImplementation("org.springframework.boot:spring-boot-starter-amqp:3.1.3")
     testImplementation("com.iqser.red.service:persistence-service-shared-api-v1:2.144.0")
     testImplementation("com.iqser.red.commons:jackson-commons:1.3.0")
     testImplementation("com.fasterxml.jackson.module:jackson-module-afterburner:${jacksonVersion}")
     testImplementation("com.fasterxml.jackson.datatype:jackson-datatype-jsr310:${jacksonVersion}")
     testImplementation("org.apache.pdfbox:pdfbox:${pdfBoxVersion}")
     testImplementation("org.apache.pdfbox:pdfbox-tools:${pdfBoxVersion}")
+    testImplementation("org.springframework.boot:spring-boot-starter-test:3.1.3")
 }
 
 /*

layoutparser-service/layoutparser-service-server/src/main/java/com/knecon/fforesight/service/layoutparser/server/Application.java

@@ -5,7 +5,6 @@ import org.springframework.boot.actuate.autoconfigure.security.servlet.Managemen
 import org.springframework.boot.autoconfigure.ImportAutoConfiguration;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.boot.autoconfigure.security.servlet.SecurityAutoConfiguration;
-import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Import;
 
 import com.amazonaws.services.s3.model.metrics.MetricsConfiguration;
@@ -14,9 +13,6 @@ import com.knecon.fforesight.service.layoutparser.processor.LayoutParsingService
 import com.knecon.fforesight.service.layoutparser.server.queue.MessagingConfiguration;
 import com.knecon.fforesight.tenantcommons.MultiTenancyAutoConfiguration;
 
-import io.micrometer.observation.ObservationRegistry;
-import io.micrometer.observation.aop.ObservedAspect;
-
 @ImportAutoConfiguration({MultiTenancyAutoConfiguration.class})
 @Import({MetricsConfiguration.class, StorageAutoConfiguration.class, LayoutParsingServiceProcessorConfiguration.class, MessagingConfiguration.class})
 @SpringBootApplication(exclude = {SecurityAutoConfiguration.class, ManagementWebSecurityAutoConfiguration.class})
@@ -27,11 +23,4 @@ public class Application {
         SpringApplication.run(Application.class, args);
     }
 
-
-    @Bean
-    public ObservedAspect observedAspect(ObservationRegistry observationRegistry) {
-
-        return new ObservedAspect(observationRegistry);
-    }
-
 }