README.md

@@ -174,35 +174,35 @@ Stirling PDF currently supports 38!
 | ------------------------------------------- | -------------------------------------- |
 | Arabic (العربية) (ar_AR)                    | ![99%](https://geps.dev/progress/99)   |
 | Basque (Euskara) (eu_ES)                    | ![60%](https://geps.dev/progress/60)   |
-| Bulgarian (Български) (bg_BG)               | ![91%](https://geps.dev/progress/91)   |
+| Bulgarian (Български) (bg_BG)               | ![92%](https://geps.dev/progress/92)   |
 | Catalan (Català) (ca_CA)                    | ![47%](https://geps.dev/progress/47)   |
-| Croatian (Hrvatski) (hr_HR)                 | ![91%](https://geps.dev/progress/91)   |
+| Croatian (Hrvatski) (hr_HR)                 | ![92%](https://geps.dev/progress/92)   |
-| Czech (Česky) (cs_CZ)                       | ![87%](https://geps.dev/progress/87)   |
+| Czech (Česky) (cs_CZ)                       | ![88%](https://geps.dev/progress/88)   |
-| Danish (Dansk) (da_DK)                      | ![96%](https://geps.dev/progress/96)   |
+| Danish (Dansk) (da_DK)                      | ![97%](https://geps.dev/progress/97)   |
 | Dutch (Nederlands) (nl_NL)                  | ![93%](https://geps.dev/progress/93)   |
 | English (English) (en_GB)                   | ![100%](https://geps.dev/progress/100) |
 | English (US) (en_US)                        | ![100%](https://geps.dev/progress/100) |
-| French (Français) (fr_FR)                   | ![90%](https://geps.dev/progress/90)   |
+| French (Français) (fr_FR)                   | ![91%](https://geps.dev/progress/91)   |
-| German (Deutsch) (de_DE)                    | ![98%](https://geps.dev/progress/98) |
+| German (Deutsch) (de_DE)                    | ![99%](https://geps.dev/progress/99) |
-| Greek (Ελληνικά) (el_GR)                    | ![79%](https://geps.dev/progress/79)   |
+| Greek (Ελληνικά) (el_GR)                    | ![80%](https://geps.dev/progress/80)   |
 | Hindi (हिंदी) (hi_IN)                          | ![76%](https://geps.dev/progress/76)   |
-| Hungarian (Magyar) (hu_HU)                  | ![73%](https://geps.dev/progress/73)   |
+| Hungarian (Magyar) (hu_HU)                  | ![74%](https://geps.dev/progress/74)   |
 | Indonesia (Bahasa Indonesia) (id_ID)        | ![74%](https://geps.dev/progress/74)   |
-| Irish (Gaeilge) (ga_IE)                     | ![95%](https://geps.dev/progress/95)   |
+| Irish (Gaeilge) (ga_IE)                     | ![96%](https://geps.dev/progress/96)   |
 | Italian (Italiano) (it_IT)                  | ![99%](https://geps.dev/progress/99)   |
-| Japanese (日本語) (ja_JP)                   | ![89%](https://geps.dev/progress/89)   |
+| Japanese (日本語) (ja_JP)                   | ![90%](https://geps.dev/progress/90)   |
-| Korean (한국어) (ko_KR)                     | ![81%](https://geps.dev/progress/81)   |
+| Korean (한국어) (ko_KR)                     | ![82%](https://geps.dev/progress/82)   |
 | Norwegian (Norsk) (no_NB)                   | ![95%](https://geps.dev/progress/95)   |
-| Polish (Polski) (pl_PL)                     | ![89%](https://geps.dev/progress/89)   |
+| Polish (Polski) (pl_PL)                     | ![90%](https://geps.dev/progress/90)   |
 | Portuguese (Português) (pt_PT)              | ![76%](https://geps.dev/progress/76)   |
-| Portuguese Brazilian (Português) (pt_BR)    | ![98%](https://geps.dev/progress/98)   |
+| Portuguese Brazilian (Português) (pt_BR)    | ![99%](https://geps.dev/progress/99)   |
-| Romanian (Română) (ro_RO)                   | ![97%](https://geps.dev/progress/97)   |
+| Romanian (Română) (ro_RO)                   | ![98%](https://geps.dev/progress/98)   |
-| Russian (Русский) (ru_RU)                   | ![81%](https://geps.dev/progress/81)   |
+| Russian (Русский) (ru_RU)                   | ![82%](https://geps.dev/progress/82)   |
 | Serbian Latin alphabet (Srpski) (sr_LATN_RS) | ![76%](https://geps.dev/progress/76)   |
-| Simplified Chinese (简体中文) (zh_CN)       | ![98%](https://geps.dev/progress/98)   |
+| Simplified Chinese (简体中文) (zh_CN)       | ![99%](https://geps.dev/progress/99)   |
-| Slovakian (Slovensky) (sk_SK)               | ![89%](https://geps.dev/progress/89)   |
+| Slovakian (Slovensky) (sk_SK)               | ![90%](https://geps.dev/progress/90)   |
-| Spanish (Español) (es_ES)                   | ![98%](https://geps.dev/progress/98)   |
+| Spanish (Español) (es_ES)                   | ![99%](https://geps.dev/progress/99)   |
-| Swedish (Svenska) (sv_SE)                   | ![97%](https://geps.dev/progress/97)   |
+| Swedish (Svenska) (sv_SE)                   | ![98%](https://geps.dev/progress/98)   |
 | Thai (ไทย) (th_TH)                          | ![96%](https://geps.dev/progress/96) |
 | Traditional Chinese (繁體中文) (zh_TW)      | ![95%](https://geps.dev/progress/95)   |
 | Turkish (Türkçe) (tr_TR)                    | ![96%](https://geps.dev/progress/96)   |

build.gradle

@@ -22,7 +22,7 @@ ext {
 }
 
 group = "stirling.software"
-version = "0.29.0"
+version = "0.28.3"
 
 java {
     // 17 is lowest but we support and recommend 21

chart/stirling-pdf/Chart.yaml

@@ -1,5 +1,5 @@
 apiVersion: v2
-appVersion: 0.29.0
+appVersion: 0.28.3
 description: locally hosted web application that allows you to perform various operations
   on PDF files
 home: https://github.com/Stirling-Tools/Stirling-PDF

src/main/java/stirling/software/SPDF/config/PdfMetadataService.java

@@ -7,6 +7,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.stereotype.Service;
 
+import jakarta.annotation.PostConstruct;
 import stirling.software.SPDF.controller.api.pipeline.UserServiceInterface;
 import stirling.software.SPDF.model.ApplicationProperties;
 import stirling.software.SPDF.model.PdfMetadata;
@@ -14,6 +15,8 @@ import stirling.software.SPDF.model.PdfMetadata;
 @Service
 public class PdfMetadataService {
 
+    private static PdfMetadataService instance;
+
     private final ApplicationProperties applicationProperties;
     private final String appVersion;
     private final UserServiceInterface userService;
@@ -28,7 +31,33 @@ public class PdfMetadataService {
         this.userService = userService;
     }
 
-    public PdfMetadata extractMetadataFromPdf(PDDocument pdf) {
+    @PostConstruct
+    public void init() {
+        instance = this;
+    }
+
+    // Static methods for easy access
+
+    public static PdfMetadata extractMetadataFromPdf(PDDocument pdf) {
+        return instance.extractMetadataFromPdfInstance(pdf);
+    }
+
+    public static void setDefaultMetadata(PDDocument pdf) {
+        instance.setDefaultMetadataInstance(pdf);
+    }
+
+    public static void setMetadataToPdf(PDDocument pdf, PdfMetadata pdfMetadata) {
+        instance.setMetadataToPdfInstance(pdf, pdfMetadata);
+    }
+
+    public static void setMetadataToPdf(
+            PDDocument pdf, PdfMetadata pdfMetadata, boolean newlyCreated) {
+        instance.setMetadataToPdfInstance(pdf, pdfMetadata, newlyCreated);
+    }
+
+    // Instance methods
+
+    private PdfMetadata extractMetadataFromPdfInstance(PDDocument pdf) {
         return PdfMetadata.builder()
                 .author(pdf.getDocumentInformation().getAuthor())
                 .producer(pdf.getDocumentInformation().getProducer())
@@ -41,16 +70,17 @@ public class PdfMetadataService {
                 .build();
     }
 
-    public void setDefaultMetadata(PDDocument pdf) {
+    private void setDefaultMetadataInstance(PDDocument pdf) {
-        PdfMetadata metadata = extractMetadataFromPdf(pdf);
+        PdfMetadata metadata = extractMetadataFromPdfInstance(pdf);
-        setMetadataToPdf(pdf, metadata);
+        setMetadataToPdfInstance(pdf, metadata);
     }
 
-    public void setMetadataToPdf(PDDocument pdf, PdfMetadata pdfMetadata) {
+    private void setMetadataToPdfInstance(PDDocument pdf, PdfMetadata pdfMetadata) {
-        setMetadataToPdf(pdf, pdfMetadata, false);
+        setMetadataToPdfInstance(pdf, pdfMetadata, true);
     }
 
-    public void setMetadataToPdf(PDDocument pdf, PdfMetadata pdfMetadata, boolean newlyCreated) {
+    private void setMetadataToPdfInstance(
+            PDDocument pdf, PdfMetadata pdfMetadata, boolean newlyCreated) {
         if (newlyCreated || pdfMetadata.getCreationDate() == null) {
             setNewDocumentMetadata(pdf, pdfMetadata);
         }
@@ -59,6 +89,7 @@ public class PdfMetadataService {
 
     private void setNewDocumentMetadata(PDDocument pdf, PdfMetadata pdfMetadata) {
 
+        String title = pdfMetadata.getTitle();
         String creator = "Stirling-PDF";
 
 //        if (applicationProperties
@@ -80,14 +111,13 @@ public class PdfMetadataService {
 //            }
 //        }
 
+        pdf.getDocumentInformation().setTitle(title);
         pdf.getDocumentInformation().setCreator(creator + " " + appVersion);
         pdf.getDocumentInformation().setCreationDate(Calendar.getInstance());
     }
 
     private void setCommonMetadata(PDDocument pdf, PdfMetadata pdfMetadata) {
         String producer = "Stirling-PDF";
-        String title = pdfMetadata.getTitle();
-        pdf.getDocumentInformation().setTitle(title);
         pdf.getDocumentInformation().setProducer(producer + " " + appVersion);
         pdf.getDocumentInformation().setSubject(pdfMetadata.getSubject());
         pdf.getDocumentInformation().setKeywords(pdfMetadata.getKeywords());

src/main/java/stirling/software/SPDF/controller/api/CropController.java

@@ -13,7 +13,6 @@ import org.apache.pdfbox.pdmodel.common.PDRectangle;
 import org.apache.pdfbox.pdmodel.graphics.form.PDFormXObject;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -24,7 +23,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.general.CropPdfForm;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -34,13 +32,6 @@ public class CropController {
 
     private static final Logger logger = LoggerFactory.getLogger(CropController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public CropController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(value = "/crop", consumes = "multipart/form-data")
     @Operation(
             summary = "Crops a PDF document",
@@ -49,8 +40,7 @@ public class CropController {
     public ResponseEntity<byte[]> cropPdf(@ModelAttribute CropPdfForm form) throws IOException {
         PDDocument sourceDocument = Loader.loadPDF(form.getFileInput().getBytes());
 
-        PDDocument newDocument =
+        PDDocument newDocument = new PDDocument();
-                pdfDocumentFactory.createNewDocumentBasedOnOldDocument(sourceDocument);
 
         int totalPages = sourceDocument.getNumberOfPages();
 

src/main/java/stirling/software/SPDF/controller/api/MergeController.java

@@ -22,7 +22,6 @@ import org.apache.pdfbox.pdmodel.interactive.form.PDField;
 import org.apache.pdfbox.pdmodel.interactive.form.PDSignatureField;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -34,7 +33,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.general.MergePdfsRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.GeneralUtils;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
@@ -45,16 +43,9 @@ public class MergeController {
 
     private static final Logger logger = LoggerFactory.getLogger(MergeController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public MergeController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     // Merges a list of PDDocument objects into a single PDDocument
     public PDDocument mergeDocuments(List<PDDocument> documents) throws IOException {
-        PDDocument mergedDoc = pdfDocumentFactory.createNewDocument();
+        PDDocument mergedDoc = new PDDocument();
         for (PDDocument doc : documents) {
             for (PDPage page : doc.getPages()) {
                 mergedDoc.addPage(page);

src/main/java/stirling/software/SPDF/controller/api/MultiPageLayoutController.java

@@ -14,7 +14,6 @@ import org.apache.pdfbox.pdmodel.graphics.form.PDFormXObject;
 import org.apache.pdfbox.util.Matrix;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -27,7 +26,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.general.MergeMultiplePagesRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -37,13 +35,6 @@ public class MultiPageLayoutController {
 
     private static final Logger logger = LoggerFactory.getLogger(MultiPageLayoutController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public MultiPageLayoutController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(value = "/multi-page-layout", consumes = "multipart/form-data")
     @Operation(
             summary = "Merge multiple pages of a PDF document into a single page",
@@ -69,8 +60,7 @@ public class MultiPageLayoutController {
         int rows = pagesPerSheet == 2 || pagesPerSheet == 3 ? 1 : (int) Math.sqrt(pagesPerSheet);
 
         PDDocument sourceDocument = Loader.loadPDF(file.getBytes());
-        PDDocument newDocument =
+        PDDocument newDocument = new PDDocument();
-                pdfDocumentFactory.createNewDocumentBasedOnOldDocument(sourceDocument);
         PDPage newPage = new PDPage(PDRectangle.A4);
         newDocument.addPage(newPage);
 

src/main/java/stirling/software/SPDF/controller/api/PdfImageRemovalController.java

@@ -3,15 +3,16 @@ package stirling.software.SPDF.controller.api;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 
+import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
 
 import io.swagger.v3.oas.annotations.Operation;
 
 import stirling.software.SPDF.model.api.PDFFile;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.service.PdfImageRemovalService;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
@@ -24,21 +25,15 @@ import stirling.software.SPDF.utils.WebResponseUtils;
 public class PdfImageRemovalController {
 
     // Service for removing images from PDFs
-    private final PdfImageRemovalService pdfImageRemovalService;
+    @Autowired private PdfImageRemovalService pdfImageRemovalService;
-
-    private final CustomPDDocumentFactory pdfDocumentFactory;
 
     /**
      * Constructor for dependency injection of PdfImageRemovalService.
      *
      * @param pdfImageRemovalService The service used for removing images from PDFs.
      */
-    @Autowired
+    public PdfImageRemovalController(PdfImageRemovalService pdfImageRemovalService) {
-    public PdfImageRemovalController(
-            PdfImageRemovalService pdfImageRemovalService,
-            CustomPDDocumentFactory pdfDocumentFactory) {
         this.pdfImageRemovalService = pdfImageRemovalService;
-        this.pdfDocumentFactory = pdfDocumentFactory;
     }
 
     /**
@@ -58,8 +53,14 @@ public class PdfImageRemovalController {
             description =
                     "This endpoint remove images from file to reduce the file size.Input:PDF Output:PDF Type:MISO")
     public ResponseEntity<byte[]> removeImages(@ModelAttribute PDFFile file) throws IOException {
-        // Load the PDF document
+
-        PDDocument document = pdfDocumentFactory.load(file);
+        MultipartFile pdf = file.getFileInput();
+
+        // Convert the MultipartFile to a byte array
+        byte[] pdfBytes = pdf.getBytes();
+
+        // Load the PDF document from the byte array
+        PDDocument document = Loader.loadPDF(pdfBytes);
 
         // Remove images from the PDF document using the service
         PDDocument modifiedDocument = pdfImageRemovalService.removeImagesFromPdf(document);
@@ -73,8 +74,7 @@ public class PdfImageRemovalController {
 
         // Generate a new filename for the modified PDF
         String mergedFileName =
-                file.getFileInput().getOriginalFilename().replaceFirst("[.][^.]+$", "")
+                pdf.getOriginalFilename().replaceFirst("[.][^.]+$", "") + "_removed_images.pdf";
-                        + "_removed_images.pdf";
 
         // Convert the byte array to a web response and return it
         return WebResponseUtils.bytesToWebResponse(outputStream.toByteArray(), mergedFileName);

src/main/java/stirling/software/SPDF/controller/api/PdfOverlayController.java

@@ -12,7 +12,6 @@ import java.util.Map;
 import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.multipdf.Overlay;
 import org.apache.pdfbox.pdmodel.PDDocument;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
@@ -26,7 +25,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.general.OverlayPdfsRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.GeneralUtils;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
@@ -35,13 +33,6 @@ import stirling.software.SPDF.utils.WebResponseUtils;
 @Tag(name = "General", description = "General APIs")
 public class PdfOverlayController {
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public PdfOverlayController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(value = "/overlay-pdfs", consumes = "multipart/form-data")
     @Operation(
             summary = "Overlay PDF files in various modes",
@@ -65,7 +56,7 @@ public class PdfOverlayController {
             // "FixedRepeatOverlay"
             int[] counts = request.getCounts(); // Used for FixedRepeatOverlay mode
 
-            try (PDDocument basePdf = pdfDocumentFactory.load(baseFile);
+            try (PDDocument basePdf = Loader.loadPDF(baseFile.getBytes());
                     Overlay overlay = new Overlay()) {
                 Map<Integer, String> overlayGuide =
                         prepareOverlayGuide(

src/main/java/stirling/software/SPDF/controller/api/RearrangePagesPDFController.java

@@ -10,7 +10,6 @@ import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.pdmodel.PDPage;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -25,7 +24,6 @@ import io.swagger.v3.oas.annotations.tags.Tag;
 import stirling.software.SPDF.model.SortTypes;
 import stirling.software.SPDF.model.api.PDFWithPageNums;
 import stirling.software.SPDF.model.api.general.RearrangePagesRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.GeneralUtils;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
@@ -36,13 +34,6 @@ public class RearrangePagesPDFController {
 
     private static final Logger logger = LoggerFactory.getLogger(RearrangePagesPDFController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public RearrangePagesPDFController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/remove-pages")
     @Operation(
             summary = "Remove pages from a PDF file",
@@ -54,7 +45,7 @@ public class RearrangePagesPDFController {
         MultipartFile pdfFile = request.getFileInput();
         String pagesToDelete = request.getPageNumbers();
 
-        PDDocument document = pdfDocumentFactory.load(pdfFile);
+        PDDocument document = Loader.loadPDF(pdfFile.getBytes());
 
         // Split the page order string into an array of page numbers or range of numbers
         String[] pageOrderArr = pagesToDelete.split(",");

src/main/java/stirling/software/SPDF/controller/api/RotationController.java

@@ -2,12 +2,12 @@ package stirling.software.SPDF.controller.api;
 
 import java.io.IOException;
 
+import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.pdmodel.PDPage;
 import org.apache.pdfbox.pdmodel.PDPageTree;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -20,7 +20,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.general.RotatePDFRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -30,13 +29,6 @@ public class RotationController {
 
     private static final Logger logger = LoggerFactory.getLogger(RotationController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public RotationController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/rotate-pdf")
     @Operation(
             summary = "Rotate a PDF file",
@@ -47,7 +39,7 @@ public class RotationController {
         MultipartFile pdfFile = request.getFileInput();
         Integer angle = request.getAngle();
         // Load the PDF document
-        PDDocument document = pdfDocumentFactory.load(request);
+        PDDocument document = Loader.loadPDF(pdfFile.getBytes());
 
         // Get the list of pages in the document
         PDPageTree pages = document.getPages();

src/main/java/stirling/software/SPDF/controller/api/ScalePagesController.java

@@ -15,7 +15,6 @@ import org.apache.pdfbox.pdmodel.graphics.form.PDFormXObject;
 import org.apache.pdfbox.util.Matrix;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -28,7 +27,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.general.ScalePagesRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -38,13 +36,6 @@ public class ScalePagesController {
 
     private static final Logger logger = LoggerFactory.getLogger(ScalePagesController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public ScalePagesController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(value = "/scale-pages", consumes = "multipart/form-data")
     @Operation(
             summary = "Change the size of a PDF page/document",
@@ -57,8 +48,7 @@ public class ScalePagesController {
         float scaleFactor = request.getScaleFactor();
 
         PDDocument sourceDocument = Loader.loadPDF(file.getBytes());
-        PDDocument outputDocument =
+        PDDocument outputDocument = new PDDocument();
-                pdfDocumentFactory.createNewDocumentBasedOnOldDocument(sourceDocument);
 
         PDRectangle targetSize = getTargetSize(targetPDRectangle, sourceDocument);
 

src/main/java/stirling/software/SPDF/controller/api/SplitPDFController.java

@@ -15,7 +15,6 @@ import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.pdmodel.PDPage;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
@@ -28,8 +27,9 @@ import io.github.pixee.security.Filenames;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
+import stirling.software.SPDF.config.PdfMetadataService;
+import stirling.software.SPDF.model.PdfMetadata;
 import stirling.software.SPDF.model.api.PDFWithPageNums;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -38,12 +38,6 @@ import stirling.software.SPDF.utils.WebResponseUtils;
 public class SplitPDFController {
 
     private static final Logger logger = LoggerFactory.getLogger(SplitPDFController.class);
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public SplitPDFController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
 
     @PostMapping(consumes = "multipart/form-data", value = "/split-pages")
     @Operation(
@@ -57,7 +51,7 @@ public class SplitPDFController {
         // open the pdf document
 
         PDDocument document = Loader.loadPDF(file.getBytes());
-        // PdfMetadata metadata = PdfMetadataService.extractMetadataFromPdf(document);
+        PdfMetadata metadata = PdfMetadataService.extractMetadataFromPdf(document);
         int totalPages = document.getNumberOfPages();
         List<Integer> pageNumbers = request.getPageNumbersList(document, false);
         System.out.println(
@@ -76,8 +70,7 @@ public class SplitPDFController {
         List<ByteArrayOutputStream> splitDocumentsBoas = new ArrayList<>();
         int previousPageNumber = 0;
         for (int splitPoint : pageNumbers) {
-            try (PDDocument splitDocument =
+            try (PDDocument splitDocument = new PDDocument()) {
-                    pdfDocumentFactory.createNewDocumentBasedOnOldDocument(document)) {
                 for (int i = previousPageNumber; i <= splitPoint; i++) {
                     PDPage page = document.getPage(i);
                     splitDocument.addPage(page);
@@ -86,7 +79,7 @@ public class SplitPDFController {
                 previousPageNumber = splitPoint + 1;
 
                 // Transfer metadata to split pdf
-                // PdfMetadataService.setMetadataToPdf(splitDocument, metadata);
+                PdfMetadataService.setMetadataToPdf(splitDocument, metadata);
 
                 ByteArrayOutputStream baos = new ByteArrayOutputStream();
                 splitDocument.save(baos);

src/main/java/stirling/software/SPDF/controller/api/SplitPdfByChaptersController.java

@@ -15,7 +15,6 @@ import org.apache.pdfbox.pdmodel.interactive.documentnavigation.outline.PDDocume
 import org.apache.pdfbox.pdmodel.interactive.documentnavigation.outline.PDOutlineItem;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
@@ -45,13 +44,6 @@ public class SplitPdfByChaptersController {
     private static final Logger logger =
             LoggerFactory.getLogger(SplitPdfByChaptersController.class);
 
-    private final PdfMetadataService pdfMetadataService;
-
-    @Autowired
-    public SplitPdfByChaptersController(PdfMetadataService pdfMetadataService) {
-        this.pdfMetadataService = pdfMetadataService;
-    }
-
     @PostMapping(value = "/split-pdf-by-chapters", consumes = "multipart/form-data")
     @Operation(
             summary = "Split PDFs by Chapters",
@@ -266,7 +258,7 @@ public class SplitPdfByChaptersController {
         List<ByteArrayOutputStream> splitDocumentsBoas = new ArrayList<>();
         PdfMetadata metadata = null;
         if (includeMetadata) {
-            metadata = pdfMetadataService.extractMetadataFromPdf(sourceDocument);
+            metadata = PdfMetadataService.extractMetadataFromPdf(sourceDocument);
         }
         for (Bookmark bookmark : bookmarks) {
             try (PDDocument splitDocument = new PDDocument()) {
@@ -281,7 +273,7 @@ public class SplitPdfByChaptersController {
                 }
                 ByteArrayOutputStream baos = new ByteArrayOutputStream();
                 if (includeMetadata) {
-                    pdfMetadataService.setMetadataToPdf(splitDocument, metadata);
+                    PdfMetadataService.setMetadataToPdf(splitDocument, metadata);
                 }
 
                 splitDocument.save(baos);

src/main/java/stirling/software/SPDF/controller/api/SplitPdfBySectionsController.java

@@ -20,7 +20,6 @@ import org.apache.pdfbox.pdmodel.graphics.form.PDFormXObject;
 import org.apache.pdfbox.util.Matrix;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
@@ -34,7 +33,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.SplitPdfBySectionsRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -45,13 +43,6 @@ public class SplitPdfBySectionsController {
     private static final Logger logger =
             LoggerFactory.getLogger(SplitPdfBySectionsController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public SplitPdfBySectionsController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(value = "/split-pdf-by-sections", consumes = "multipart/form-data")
     @Operation(
             summary = "Split PDF pages into smaller sections",
@@ -74,7 +65,7 @@ public class SplitPdfBySectionsController {
                 Filenames.toSimpleFileName(file.getOriginalFilename())
                         .replaceFirst("[.][^.]+$", "");
         if (merge) {
-            MergeController mergeController = new MergeController(pdfDocumentFactory);
+            MergeController mergeController = new MergeController();
             ByteArrayOutputStream baos = new ByteArrayOutputStream();
             mergeController.mergeDocuments(splitDocuments).save(baos);
             return WebResponseUtils.bytesToWebResponse(baos.toByteArray(), filename + "_split.pdf");

src/main/java/stirling/software/SPDF/controller/api/SplitPdfBySizeController.java

@@ -12,7 +12,6 @@ import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.pdmodel.PDPage;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
@@ -26,7 +25,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.general.SplitPdfBySizeOrCountRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.GeneralUtils;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
@@ -36,12 +34,6 @@ import stirling.software.SPDF.utils.WebResponseUtils;
 public class SplitPdfBySizeController {
 
     private static final Logger logger = LoggerFactory.getLogger(SplitPdfBySizeController.class);
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public SplitPdfBySizeController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
 
     @PostMapping(value = "/split-by-size-or-count", consumes = "multipart/form-data")
     @Operation(
@@ -92,8 +84,7 @@ public class SplitPdfBySizeController {
             PDDocument sourceDocument, long maxBytes, ZipOutputStream zipOut, String baseFilename)
             throws IOException {
         long currentSize = 0;
-        PDDocument currentDoc =
+        PDDocument currentDoc = new PDDocument();
-                pdfDocumentFactory.createNewDocumentBasedOnOldDocument(sourceDocument);
         int fileIndex = 1;
 
         for (int pageIndex = 0; pageIndex < sourceDocument.getNumberOfPages(); pageIndex++) {
@@ -130,8 +121,7 @@ public class SplitPdfBySizeController {
             PDDocument sourceDocument, int pageCount, ZipOutputStream zipOut, String baseFilename)
             throws IOException {
         int currentPageCount = 0;
-        PDDocument currentDoc =
+        PDDocument currentDoc = new PDDocument();
-                pdfDocumentFactory.createNewDocumentBasedOnOldDocument(sourceDocument);
         int fileIndex = 1;
         for (PDPage page : sourceDocument.getPages()) {
             currentDoc.addPage(page);
@@ -162,8 +152,7 @@ public class SplitPdfBySizeController {
         int currentPageIndex = 0;
         int fileIndex = 1;
         for (int i = 0; i < documentCount; i++) {
-            PDDocument currentDoc =
+            PDDocument currentDoc = new PDDocument();
-                    pdfDocumentFactory.createNewDocumentBasedOnOldDocument(sourceDocument);
             int pagesToAdd = pagesPerDocument + (i < extraPages ? 1 : 0);
 
             for (int j = 0; j < pagesToAdd; j++) {

src/main/java/stirling/software/SPDF/controller/api/ToSinglePageController.java

@@ -13,7 +13,6 @@ import org.apache.pdfbox.pdmodel.common.PDRectangle;
 import org.apache.pdfbox.pdmodel.graphics.form.PDFormXObject;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -24,7 +23,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.PDFFile;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -34,13 +32,6 @@ public class ToSinglePageController {
 
     private static final Logger logger = LoggerFactory.getLogger(ToSinglePageController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public ToSinglePageController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/pdf-to-single-page")
     @Operation(
             summary = "Convert a multi-page PDF into a single long page PDF",
@@ -62,8 +53,7 @@ public class ToSinglePageController {
         }
 
         // Create new document and page with calculated dimensions
-        PDDocument newDocument =
+        PDDocument newDocument = new PDDocument();
-                pdfDocumentFactory.createNewDocumentBasedOnOldDocument(sourceDocument);
         PDPage newPage = new PDPage(new PDRectangle(maxWidth, totalHeight));
         newDocument.addPage(newPage);
 

src/main/java/stirling/software/SPDF/controller/api/converters/ConvertBookToPDFController.java

@@ -1,36 +1,30 @@
 package stirling.software.SPDF.controller.api.converters;
 
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.multipart.MultipartFile;
 
 import io.github.pixee.security.Filenames;
 import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.GeneralFile;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.FileToPdf;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
-// Disabled for now
+@RestController
-// @RestController
+@Tag(name = "Convert", description = "Convert APIs")
-// @Tag(name = "Convert", description = "Convert APIs")
+@RequestMapping("/api/v1/convert")
-// @RequestMapping("/api/v1/convert")
 public class ConvertBookToPDFController {
 
-    private final boolean bookAndHtmlFormatsInstalled;
+    @Autowired
-
+    @Qualifier("bookAndHtmlFormatsInstalled")
-    private final CustomPDDocumentFactory pdfDocumentFactory;
+    private boolean bookAndHtmlFormatsInstalled;
-
-    // @Autowired
-    public ConvertBookToPDFController(
-            CustomPDDocumentFactory pdfDocumentFactory,
-            @Qualifier("bookAndHtmlFormatsInstalled") boolean bookAndHtmlFormatsInstalled) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-        this.bookAndHtmlFormatsInstalled = bookAndHtmlFormatsInstalled;
-    }
 
     @PostMapping(consumes = "multipart/form-data", value = "/book/pdf")
     @Operation(

src/main/java/stirling/software/SPDF/controller/api/converters/ConvertHtmlToPDF.java

@@ -1,25 +1,28 @@
 package stirling.software.SPDF.controller.api.converters;
 
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.multipart.MultipartFile;
 
 import io.github.pixee.security.Filenames;
 import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.converters.HTMLToPdfRequest;
 import stirling.software.SPDF.utils.FileToPdf;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
-// Disabled for now
+@RestController
-// @RestController
+@Tag(name = "Convert", description = "Convert APIs")
-// @Tag(name = "Convert", description = "Convert APIs")
+@RequestMapping("/api/v1/convert")
-// @RequestMapping("/api/v1/convert")
 public class ConvertHtmlToPDF {
 
-    // @Autowired
+    @Autowired
     @Qualifier("bookAndHtmlFormatsInstalled")
     private boolean bookAndHtmlFormatsInstalled;
 

src/main/java/stirling/software/SPDF/controller/api/converters/ConvertImgPDFController.java

@@ -16,7 +16,6 @@ import org.apache.commons.io.FileUtils;
 import org.apache.pdfbox.rendering.ImageType;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
@@ -31,7 +30,6 @@ import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.converters.ConvertToImageRequest;
 import stirling.software.SPDF.model.api.converters.ConvertToPdfRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.CheckProgramInstall;
 import stirling.software.SPDF.utils.PdfUtils;
 import stirling.software.SPDF.utils.ProcessExecutor;
@@ -45,13 +43,6 @@ public class ConvertImgPDFController {
 
     private static final Logger logger = LoggerFactory.getLogger(ConvertImgPDFController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public ConvertImgPDFController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/pdf/img")
     @Operation(
             summary = "Convert PDF to image(s)",
@@ -187,8 +178,7 @@ public class ConvertImgPDFController {
         boolean autoRotate = request.isAutoRotate();
 
         // Convert the file to PDF and get the resulting bytes
-        byte[] bytes =
+        byte[] bytes = PdfUtils.imageToPdf(file, fitOption, autoRotate, colorType);
-                PdfUtils.imageToPdf(file, fitOption, autoRotate, colorType, pdfDocumentFactory);
         return WebResponseUtils.bytesToWebResponse(
                 bytes,
                 file[0].getOriginalFilename().replaceFirst("[.][^.]+$", "") + "_converted.pdf");

src/main/java/stirling/software/SPDF/controller/api/converters/ConvertMarkdownToPdf.java

@@ -10,26 +10,29 @@ import org.commonmark.node.Node;
 import org.commonmark.parser.Parser;
 import org.commonmark.renderer.html.AttributeProvider;
 import org.commonmark.renderer.html.HtmlRenderer;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.multipart.MultipartFile;
 
 import io.github.pixee.security.Filenames;
 import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.GeneralFile;
 import stirling.software.SPDF.utils.FileToPdf;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
-// Disabled for now
+@RestController
-// @RestController
+@Tag(name = "Convert", description = "Convert APIs")
-// @Tag(name = "Convert", description = "Convert APIs")
+@RequestMapping("/api/v1/convert")
-// @RequestMapping("/api/v1/convert")
 public class ConvertMarkdownToPdf {
 
-    // @Autowired
+    @Autowired
     @Qualifier("bookAndHtmlFormatsInstalled")
     private boolean bookAndHtmlFormatsInstalled;
 

src/main/java/stirling/software/SPDF/controller/api/converters/ConvertOfficeController.java

@@ -1,6 +1,5 @@
 package stirling.software.SPDF.controller.api.converters;
 
-import java.io.File;
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Path;
@@ -9,8 +8,6 @@ import java.util.Arrays;
 import java.util.List;
 
 import org.apache.commons.io.FilenameUtils;
-import org.apache.pdfbox.pdmodel.PDDocument;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -23,7 +20,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.GeneralFile;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.ProcessExecutor;
 import stirling.software.SPDF.utils.ProcessExecutor.ProcessExecutorResult;
 import stirling.software.SPDF.utils.WebResponseUtils;
@@ -33,7 +29,7 @@ import stirling.software.SPDF.utils.WebResponseUtils;
 @RequestMapping("/api/v1/convert")
 public class ConvertOfficeController {
 
-    public File convertToPdf(MultipartFile inputFile) throws IOException, InterruptedException {
+    public byte[] convertToPdf(MultipartFile inputFile) throws IOException, InterruptedException {
         // Check for valid file extension
         String originalFilename = Filenames.toSimpleFileName(inputFile.getOriginalFilename());
         if (originalFilename == null
@@ -66,10 +62,12 @@ public class ConvertOfficeController {
                             .runCommandWithOutputHandling(command);
 
             // Read the converted PDF file
-            return tempOutputFile.toFile();
+            byte[] pdfBytes = Files.readAllBytes(tempOutputFile);
+            return pdfBytes;
         } finally {
             // Clean up the temporary files
             if (tempInputFile != null) Files.deleteIfExists(tempInputFile);
+            Files.deleteIfExists(tempOutputFile);
         }
     }
 
@@ -78,13 +76,6 @@ public class ConvertOfficeController {
         return fileExtension.matches(extensionPattern);
     }
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public ConvertOfficeController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/file/pdf")
     @Operation(
             summary = "Convert a file to a PDF using LibreOffice",
@@ -95,18 +86,12 @@ public class ConvertOfficeController {
         MultipartFile inputFile = request.getFileInput();
         // unused but can start server instance if startup time is to long
         // LibreOfficeListener.getInstance().start();
-        File file = null;
-        try {
-            file = convertToPdf(inputFile);
 
-            PDDocument doc = pdfDocumentFactory.load(file);
+        byte[] pdfByteArray = convertToPdf(inputFile);
-            return WebResponseUtils.pdfDocToWebResponse(
+        return WebResponseUtils.bytesToWebResponse(
-                    doc,
+                pdfByteArray,
                 Filenames.toSimpleFileName(inputFile.getOriginalFilename())
                                 .replaceFirst("[.][^.]+$", "")
                         + "_convertedToPDF.pdf");
-        } finally {
-            if (file != null) file.delete();
-        }
     }
 }

src/main/java/stirling/software/SPDF/controller/api/converters/ConvertPDFToBookController.java

@@ -6,27 +6,30 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.multipart.MultipartFile;
 
 import io.github.pixee.security.Filenames;
 import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.converters.PdfToBookRequest;
 import stirling.software.SPDF.utils.ProcessExecutor;
 import stirling.software.SPDF.utils.ProcessExecutor.ProcessExecutorResult;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
-// Disabled for now
+@RestController
-// @RestController
+@Tag(name = "Convert", description = "Convert APIs")
-// @Tag(name = "Convert", description = "Convert APIs")
+@RequestMapping("/api/v1/convert")
-// @RequestMapping("/api/v1/convert")
 public class ConvertPDFToBookController {
 
-    // @Autowired
+    @Autowired
     @Qualifier("bookAndHtmlFormatsInstalled")
     private boolean bookAndHtmlFormatsInstalled;
 

src/main/java/stirling/software/SPDF/controller/api/converters/ConvertPDFToPDFA.java

@@ -9,6 +9,7 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.stream.Collectors;
 
+import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.pdmodel.PDDocumentCatalog;
 import org.apache.pdfbox.pdmodel.interactive.form.PDAcroForm;
@@ -16,7 +17,6 @@ import org.apache.pdfbox.pdmodel.interactive.form.PDField;
 import org.apache.pdfbox.pdmodel.interactive.form.PDSignatureField;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -29,7 +29,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.converters.PdfToPdfARequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.ProcessExecutor;
 import stirling.software.SPDF.utils.ProcessExecutor.ProcessExecutorResult;
 import stirling.software.SPDF.utils.WebResponseUtils;
@@ -41,13 +40,6 @@ public class ConvertPDFToPDFA {
 
     private static final Logger logger = LoggerFactory.getLogger(ConvertPDFToPDFA.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public ConvertPDFToPDFA(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/pdf/pdfa")
     @Operation(
             summary = "Convert a PDF to a PDF/A",
@@ -62,7 +54,7 @@ public class ConvertPDFToPDFA {
         byte[] pdfBytes = inputFile.getBytes();
 
         // Load the PDF document
-        PDDocument document = pdfDocumentFactory.load(pdfBytes);
+        PDDocument document = Loader.loadPDF(pdfBytes);
 
         // Get the document catalog
         PDDocumentCatalog catalog = document.getDocumentCatalog();
@@ -109,18 +101,18 @@ public class ConvertPDFToPDFA {
                 ProcessExecutor.getInstance(ProcessExecutor.Processes.OCR_MY_PDF)
                         .runCommandWithOutputHandling(command);
 
-        try {
+        // Read the optimized PDF file
-            PDDocument doc = pdfDocumentFactory.load(tempOutputFile.toFile());
+        byte[] optimizedPdfBytes = Files.readAllBytes(tempOutputFile);
+
+        // Clean up the temporary files
+        Files.deleteIfExists(tempInputFile);
+        Files.deleteIfExists(tempOutputFile);
+
         // Return the optimized PDF as a response
         String outputFilename =
                 Filenames.toSimpleFileName(inputFile.getOriginalFilename())
                                 .replaceFirst("[.][^.]+$", "")
                         + "_PDFA.pdf";
-            return WebResponseUtils.pdfDocToWebResponse(doc, outputFilename);
+        return WebResponseUtils.bytesToWebResponse(optimizedPdfBytes, outputFilename);
-        } finally {
-            // Clean up the temporary files
-            Files.deleteIfExists(tempInputFile);
-            Files.deleteIfExists(tempOutputFile);
-        }
     }
 }

src/main/java/stirling/software/SPDF/controller/api/converters/ConvertWebsiteToPDF.java

@@ -6,10 +6,6 @@ import java.nio.file.Path;
 import java.util.ArrayList;
 import java.util.List;
 
-import org.apache.pdfbox.pdmodel.PDDocument;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -20,7 +16,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.converters.UrlToPdfRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.GeneralUtils;
 import stirling.software.SPDF.utils.ProcessExecutor;
 import stirling.software.SPDF.utils.ProcessExecutor.ProcessExecutorResult;
@@ -31,15 +26,6 @@ import stirling.software.SPDF.utils.WebResponseUtils;
 @RequestMapping("/api/v1/convert")
 public class ConvertWebsiteToPDF {
 
-    private static final Logger logger = LoggerFactory.getLogger(ConvertWebsiteToPDF.class);
-
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public ConvertWebsiteToPDF(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/url/pdf")
     @Operation(
             summary = "Convert a URL to a PDF",
@@ -60,12 +46,12 @@ public class ConvertWebsiteToPDF {
         }
 
         Path tempOutputFile = null;
-        PDDocument doc = null;
+        byte[] pdfBytes;
         try {
             // Prepare the output file path
             tempOutputFile = Files.createTempFile("output_", ".pdf");
 
-            // Prepare the WeasyPrint command
+            // Prepare the OCRmyPDF command
             List<String> command = new ArrayList<>();
             command.add("weasyprint");
             command.add(URL);
@@ -75,23 +61,16 @@ public class ConvertWebsiteToPDF {
                     ProcessExecutor.getInstance(ProcessExecutor.Processes.WEASYPRINT)
                             .runCommandWithOutputHandling(command);
 
-            // Load the PDF using pdfDocumentFactory
+            // Read the optimized PDF file
-            doc = pdfDocumentFactory.load(tempOutputFile.toFile());
+            pdfBytes = Files.readAllBytes(tempOutputFile);
-
+        } finally {
+            // Clean up the temporary files
+            Files.deleteIfExists(tempOutputFile);
+        }
         // Convert URL to a safe filename
         String outputFilename = convertURLToFileName(URL);
 
-            return WebResponseUtils.pdfDocToWebResponse(doc, outputFilename);
+        return WebResponseUtils.bytesToWebResponse(pdfBytes, outputFilename);
-        } finally {
-
-            if (tempOutputFile != null) {
-                try {
-                    Files.deleteIfExists(tempOutputFile);
-                } catch (IOException e) {
-                    logger.error("Error deleting temporary output file", e);
-                }
-            }
-        }
     }
 
     private String convertURLToFileName(String url) {

src/main/java/stirling/software/SPDF/controller/api/converters/ExtractController.java

@@ -30,13 +30,13 @@ import stirling.software.SPDF.model.api.extract.PDFFilePage;
 @RestController
 @RequestMapping("/api/v1/convert")
 @Tag(name = "Convert", description = "Convert APIs")
-public class ExtractCSVController {
+public class ExtractController {
 
     private static final Logger logger = LoggerFactory.getLogger(CropController.class);
 
     @PostMapping(value = "/pdf/csv", consumes = "multipart/form-data")
     @Operation(
-            summary = "Extracts a CSV document from a PDF",
+            summary = "Extracts a PDF document to csv",
             description =
                     "This operation takes an input PDF file and returns CSV file of whole page. Input:PDF Output:CSV Type:SISO")
     public ResponseEntity<String> PdfToCsv(@ModelAttribute PDFFilePage form) throws Exception {

src/main/java/stirling/software/SPDF/controller/api/misc/AutoSplitPdfController.java

@@ -12,11 +12,11 @@ import java.util.List;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipOutputStream;
 
+import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.rendering.PDFRenderer;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
@@ -38,7 +38,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.misc.AutoSplitPdfRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -50,13 +49,6 @@ public class AutoSplitPdfController {
     private static final String QR_CONTENT = "https://github.com/Stirling-Tools/Stirling-PDF";
     private static final String QR_CONTENT_OLD = "https://github.com/Frooodle/Stirling-PDF";
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public AutoSplitPdfController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(value = "/auto-split-pdf", consumes = "multipart/form-data")
     @Operation(
             summary = "Auto split PDF pages into separate documents",
@@ -67,15 +59,11 @@ public class AutoSplitPdfController {
         MultipartFile file = request.getFileInput();
         boolean duplexMode = request.isDuplexMode();
 
-        PDDocument document = null;
+        PDDocument document = Loader.loadPDF(file.getBytes());
-        List<PDDocument> splitDocuments = new ArrayList<>();
-        Path zipFile = null;
-        byte[] data = null;
-
-        try {
-            document = pdfDocumentFactory.load(file.getInputStream());
         PDFRenderer pdfRenderer = new PDFRenderer(document);
         pdfRenderer.setSubsamplingAllowed(true);
+        List<PDDocument> splitDocuments = new ArrayList<>();
+        List<ByteArrayOutputStream> splitDocumentsBoas = new ArrayList<>();
 
         for (int page = 0; page < document.getNumberOfPages(); ++page) {
             BufferedImage bim = pdfRenderer.renderImageWithDPI(page, 150);
@@ -103,18 +91,25 @@ public class AutoSplitPdfController {
         // Remove split documents that have no pages
         splitDocuments.removeIf(pdDocument -> pdDocument.getNumberOfPages() == 0);
 
-            zipFile = Files.createTempFile("split_documents", ".zip");
+        for (PDDocument splitDocument : splitDocuments) {
+            ByteArrayOutputStream baos = new ByteArrayOutputStream();
+            splitDocument.save(baos);
+            splitDocumentsBoas.add(baos);
+            splitDocument.close();
+        }
+
+        document.close();
+
+        Path zipFile = Files.createTempFile("split_documents", ".zip");
         String filename =
                 Filenames.toSimpleFileName(file.getOriginalFilename())
                         .replaceFirst("[.][^.]+$", "");
+        byte[] data;
 
         try (ZipOutputStream zipOut = new ZipOutputStream(Files.newOutputStream(zipFile))) {
-                for (int i = 0; i < splitDocuments.size(); i++) {
+            for (int i = 0; i < splitDocumentsBoas.size(); i++) {
                 String fileName = filename + "_" + (i + 1) + ".pdf";
-                    PDDocument splitDocument = splitDocuments.get(i);
+                ByteArrayOutputStream baos = splitDocumentsBoas.get(i);
-
-                    ByteArrayOutputStream baos = new ByteArrayOutputStream();
-                    splitDocument.save(baos);
                 byte[] pdf = baos.toByteArray();
 
                 ZipEntry pdfEntry = new ZipEntry(fileName);
@@ -122,38 +117,15 @@ public class AutoSplitPdfController {
                 zipOut.write(pdf);
                 zipOut.closeEntry();
             }
-            }
+        } catch (Exception e) {
-
+            logger.error("exception", e);
+        } finally {
             data = Files.readAllBytes(zipFile);
+            Files.deleteIfExists(zipFile);
+        }
 
         return WebResponseUtils.bytesToWebResponse(
                 data, filename + ".zip", MediaType.APPLICATION_OCTET_STREAM);
-        } finally {
-            // Clean up resources
-            if (document != null) {
-                try {
-                    document.close();
-                } catch (IOException e) {
-                    logger.error("Error closing main PDDocument", e);
-                }
-            }
-
-            for (PDDocument splitDoc : splitDocuments) {
-                try {
-                    splitDoc.close();
-                } catch (IOException e) {
-                    logger.error("Error closing split PDDocument", e);
-                }
-            }
-
-            if (zipFile != null) {
-                try {
-                    Files.deleteIfExists(zipFile);
-                } catch (IOException e) {
-                    logger.error("Error deleting temporary zip file", e);
-                }
-            }
-        }
     }
 
     private static String decodeQRCode(BufferedImage bufferedImage) {

src/main/java/stirling/software/SPDF/controller/api/misc/BlankPageController.java

@@ -16,7 +16,6 @@ import org.apache.pdfbox.rendering.PDFRenderer;
 import org.apache.pdfbox.text.PDFTextStripper;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -31,7 +30,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.misc.RemoveBlankPagesRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.PdfUtils;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
@@ -42,13 +40,6 @@ public class BlankPageController {
 
     private static final Logger logger = LoggerFactory.getLogger(BlankPageController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public BlankPageController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/remove-blanks")
     @Operation(
             summary = "Remove blank pages from a PDF file",
@@ -133,7 +124,7 @@ public class BlankPageController {
 
     public void createZipEntry(ZipOutputStream zos, List<PDPage> pages, String entryName)
             throws IOException {
-        try (PDDocument document = pdfDocumentFactory.createNewDocument()) {
+        try (PDDocument document = new PDDocument()) {
 
             for (PDPage page : pages) {
                 document.addPage(page);

src/main/java/stirling/software/SPDF/controller/api/misc/CompressController.java

@@ -20,7 +20,6 @@ import org.apache.pdfbox.pdmodel.graphics.PDXObject;
 import org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -33,7 +32,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.misc.OptimizePdfRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.GeneralUtils;
 import stirling.software.SPDF.utils.ProcessExecutor;
 import stirling.software.SPDF.utils.ProcessExecutor.ProcessExecutorResult;
@@ -46,13 +44,6 @@ public class CompressController {
 
     private static final Logger logger = LoggerFactory.getLogger(CompressController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public CompressController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/compress-pdf")
     @Operation(
             summary = "Optimize PDF file",
@@ -267,7 +258,7 @@ public class CompressController {
             }
             // Read the optimized PDF file
             pdfBytes = Files.readAllBytes(tempOutputFile);
-            Path finalFile = tempOutputFile;
+
             // Check if optimized file is larger than the original
             if (pdfBytes.length > inputFileSize) {
                 // Log the occurrence
@@ -275,15 +266,14 @@ public class CompressController {
                         "Optimized file is larger than the original. Returning the original file instead.");
 
                 // Read the original file again
-                finalFile = tempInputFile;
+                pdfBytes = Files.readAllBytes(tempInputFile);
             }
             // Return the optimized PDF as a response
             String outputFilename =
                     Filenames.toSimpleFileName(inputFile.getOriginalFilename())
                                     .replaceFirst("[.][^.]+$", "")
                             + "_Optimized.pdf";
-            return WebResponseUtils.pdfDocToWebResponse(
+            return WebResponseUtils.bytesToWebResponse(pdfBytes, outputFilename);
-                    pdfDocumentFactory.load(finalFile.toFile()), outputFilename);
 
         } finally {
             // Clean up the temporary files

src/main/java/stirling/software/SPDF/controller/api/misc/FlattenController.java

@@ -14,7 +14,6 @@ import org.apache.pdfbox.rendering.ImageType;
 import org.apache.pdfbox.rendering.PDFRenderer;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -26,8 +25,9 @@ import io.github.pixee.security.Filenames;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
+import stirling.software.SPDF.config.PdfMetadataService;
+import stirling.software.SPDF.model.PdfMetadata;
 import stirling.software.SPDF.model.api.misc.FlattenRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -37,13 +37,6 @@ public class FlattenController {
 
     private static final Logger logger = LoggerFactory.getLogger(FlattenController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public FlattenController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/flatten")
     @Operation(
             summary = "Flatten PDF form fields or full page",
@@ -53,6 +46,7 @@ public class FlattenController {
         MultipartFile file = request.getFileInput();
 
         PDDocument document = Loader.loadPDF(file.getBytes());
+        PdfMetadata metadata = PdfMetadataService.extractMetadataFromPdf(document);
         Boolean flattenOnlyForms = request.getFlattenOnlyForms();
 
         if (Boolean.TRUE.equals(flattenOnlyForms)) {
@@ -66,8 +60,7 @@ public class FlattenController {
             // flatten whole page aka convert each page to image and readd it (making text
             // unselectable)
             PDFRenderer pdfRenderer = new PDFRenderer(document);
-            PDDocument newDocument =
+            PDDocument newDocument = new PDDocument();
-                    pdfDocumentFactory.createNewDocumentBasedOnOldDocument(document);
             int numPages = document.getNumberOfPages();
             for (int i = 0; i < numPages; i++) {
                 try {
@@ -87,6 +80,7 @@ public class FlattenController {
                     logger.error("exception", e);
                 }
             }
+            PdfMetadataService.setMetadataToPdf(newDocument, metadata);
             return WebResponseUtils.pdfDocToWebResponse(
                     newDocument, Filenames.toSimpleFileName(file.getOriginalFilename()));
         }

src/main/java/stirling/software/SPDF/controller/api/misc/OCRController.java

@@ -1,6 +1,5 @@
 package stirling.software.SPDF.controller.api.misc;
 
-import java.io.ByteArrayInputStream;
 import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
@@ -29,7 +28,6 @@ import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.ApplicationProperties;
 import stirling.software.SPDF.model.api.misc.ProcessPdfWithOcrRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.ProcessExecutor;
 import stirling.software.SPDF.utils.ProcessExecutor.ProcessExecutorResult;
 import stirling.software.SPDF.utils.WebResponseUtils;
@@ -54,13 +52,6 @@ public class OCRController {
                 .collect(Collectors.toList());
     }
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public OCRController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/ocr-pdf")
     @Operation(
             summary = "Process a PDF file with OCR",
@@ -184,7 +175,7 @@ public class OCRController {
                 tempOutputFile = tempPdfWithoutImages;
             }
             // Read the OCR processed PDF file
-            byte[] pdfBytes = pdfDocumentFactory.loadToBytes(tempOutputFile.toFile());
+            byte[] pdfBytes = Files.readAllBytes(tempOutputFile);
 
             // Return the OCR processed PDF as a response
             String outputFilename =
@@ -205,13 +196,7 @@ public class OCRController {
                     // Add PDF file to the zip
                     ZipEntry pdfEntry = new ZipEntry(outputFilename);
                     zipOut.putNextEntry(pdfEntry);
-                    try (ByteArrayInputStream pdfInputStream = new ByteArrayInputStream(pdfBytes)) {
+                    Files.copy(tempOutputFile, zipOut);
-                        byte[] buffer = new byte[1024];
-                        int length;
-                        while ((length = pdfInputStream.read(buffer)) != -1) {
-                            zipOut.write(buffer, 0, length);
-                        }
-                    }
                     zipOut.closeEntry();
 
                     // Add text file to the zip

src/main/java/stirling/software/SPDF/controller/api/misc/OverlayImageController.java

@@ -4,7 +4,6 @@ import java.io.IOException;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
@@ -18,7 +17,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.misc.OverlayImageRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.PdfUtils;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
@@ -29,13 +27,6 @@ public class OverlayImageController {
 
     private static final Logger logger = LoggerFactory.getLogger(OverlayImageController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public OverlayImageController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/add-image")
     @Operation(
             summary = "Overlay image onto a PDF file",
@@ -50,9 +41,7 @@ public class OverlayImageController {
         try {
             byte[] pdfBytes = pdfFile.getBytes();
             byte[] imageBytes = imageFile.getBytes();
-            byte[] result =
+            byte[] result = PdfUtils.overlayImage(pdfBytes, imageBytes, x, y, everyPage);
-                    PdfUtils.overlayImage(
-                            pdfDocumentFactory, pdfBytes, imageBytes, x, y, everyPage);
 
             return WebResponseUtils.bytesToWebResponse(
                     result,

src/main/java/stirling/software/SPDF/controller/api/misc/PageNumbersController.java

@@ -4,6 +4,7 @@ import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.util.List;
 
+import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.pdmodel.PDPage;
 import org.apache.pdfbox.pdmodel.PDPageContentStream;
@@ -12,7 +13,6 @@ import org.apache.pdfbox.pdmodel.font.PDType1Font;
 import org.apache.pdfbox.pdmodel.font.Standard14Fonts;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
@@ -26,7 +26,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.misc.AddPageNumbersRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.GeneralUtils;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
@@ -37,13 +36,6 @@ public class PageNumbersController {
 
     private static final Logger logger = LoggerFactory.getLogger(PageNumbersController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public PageNumbersController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(value = "/add-page-numbers", consumes = "multipart/form-data")
     @Operation(
             summary = "Add page numbers to a PDF document",
@@ -60,7 +52,7 @@ public class PageNumbersController {
         String customText = request.getCustomText();
         int pageNumber = startingNumber;
         byte[] fileBytes = file.getBytes();
-        PDDocument document = pdfDocumentFactory.load(fileBytes);
+        PDDocument document = Loader.loadPDF(fileBytes);
         float font_size = request.getFontSize();
         String font_type = request.getFontType();
         float marginFactor;

src/main/java/stirling/software/SPDF/controller/api/misc/RepairController.java

@@ -8,7 +8,6 @@ import java.util.List;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -21,7 +20,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.PDFFile;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.ProcessExecutor;
 import stirling.software.SPDF.utils.ProcessExecutor.ProcessExecutorResult;
 import stirling.software.SPDF.utils.WebResponseUtils;
@@ -33,13 +31,6 @@ public class RepairController {
 
     private static final Logger logger = LoggerFactory.getLogger(RepairController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public RepairController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/repair")
     @Operation(
             summary = "Repair a PDF file",
@@ -67,7 +58,7 @@ public class RepairController {
                             .runCommandWithOutputHandling(command);
 
             // Read the optimized PDF file
-            pdfBytes = pdfDocumentFactory.loadToBytes(tempOutputFile.toFile());
+            pdfBytes = Files.readAllBytes(tempOutputFile);
 
             // Return the optimized PDF as a response
             String outputFilename =

src/main/java/stirling/software/SPDF/controller/api/misc/StampController.java

@@ -12,6 +12,7 @@ import java.util.List;
 import javax.imageio.ImageIO;
 
 import org.apache.commons.io.IOUtils;
+import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.pdmodel.PDPage;
 import org.apache.pdfbox.pdmodel.PDPageContentStream;
@@ -24,7 +25,6 @@ import org.apache.pdfbox.pdmodel.graphics.image.LosslessFactory;
 import org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject;
 import org.apache.pdfbox.pdmodel.graphics.state.PDExtendedGraphicsState;
 import org.apache.pdfbox.util.Matrix;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.io.ClassPathResource;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
@@ -38,7 +38,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.misc.AddStampRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -46,13 +45,6 @@ import stirling.software.SPDF.utils.WebResponseUtils;
 @Tag(name = "Misc", description = "Miscellaneous APIs")
 public class StampController {
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public StampController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/add-stamp")
     @Operation(
             summary = "Add stamp to a PDF file",
@@ -94,7 +86,7 @@ public class StampController {
         }
 
         // Load the input PDF
-        PDDocument document = pdfDocumentFactory.load(pdfFile);
+        PDDocument document = Loader.loadPDF(pdfFile.getBytes());
 
         List<Integer> pageNumbers = request.getPageNumbersList(document, true);
 

src/main/java/stirling/software/SPDF/controller/api/security/CertSignController.java

@@ -16,6 +16,7 @@ import java.security.cert.CertificateException;
 import java.security.cert.CertificateFactory;
 import java.util.Calendar;
 
+import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.examples.signature.CreateSignatureBase;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.pdmodel.interactive.digitalsignature.PDSignature;
@@ -34,7 +35,6 @@ import org.bouncycastle.pkcs.PKCS8EncryptedPrivateKeyInfo;
 import org.bouncycastle.pkcs.PKCSException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -47,7 +47,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.security.SignPDFWithCertRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -72,13 +71,6 @@ public class CertSignController {
         }
     }
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public CertSignController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/cert-sign")
     @Operation(
             summary = "Sign PDF with a Digital Certificate",
@@ -130,7 +122,7 @@ public class CertSignController {
 
         CreateSignature createSignature = new CreateSignature(ks, password.toCharArray());
         ByteArrayOutputStream baos = new ByteArrayOutputStream();
-        sign(pdfDocumentFactory, pdf.getBytes(), baos, createSignature, name, location, reason);
+        sign(pdf.getBytes(), baos, createSignature, name, location, reason);
         return WebResponseUtils.boasToWebResponse(
                 baos,
                 Filenames.toSimpleFileName(pdf.getOriginalFilename()).replaceFirst("[.][^.]+$", "")
@@ -138,14 +130,13 @@ public class CertSignController {
     }
 
     private static void sign(
-            CustomPDDocumentFactory pdfDocumentFactory,
             byte[] input,
             OutputStream output,
             CreateSignature instance,
             String name,
             String location,
             String reason) {
-        try (PDDocument doc = pdfDocumentFactory.load(input)) {
+        try (PDDocument doc = Loader.loadPDF(input)) {
             PDSignature signature = new PDSignature();
             signature.setFilter(PDSignature.FILTER_ADOBE_PPKLITE);
             signature.setSubFilter(PDSignature.SUBFILTER_ADBE_PKCS7_DETACHED);

src/main/java/stirling/software/SPDF/controller/api/security/PasswordController.java

@@ -2,12 +2,12 @@ package stirling.software.SPDF.controller.api.security;
 
 import java.io.IOException;
 
+import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.pdmodel.encryption.AccessPermission;
 import org.apache.pdfbox.pdmodel.encryption.StandardProtectionPolicy;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -21,7 +21,6 @@ import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.security.AddPasswordRequest;
 import stirling.software.SPDF.model.api.security.PDFPasswordRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -31,13 +30,6 @@ public class PasswordController {
 
     private static final Logger logger = LoggerFactory.getLogger(PasswordController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public PasswordController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/remove-password")
     @Operation(
             summary = "Remove password from a PDF file",
@@ -47,7 +39,8 @@ public class PasswordController {
             throws IOException {
         MultipartFile fileInput = request.getFileInput();
         String password = request.getPassword();
-        PDDocument document = pdfDocumentFactory.load(fileInput, password);
+
+        PDDocument document = Loader.loadPDF(fileInput.getBytes(), password);
         document.setAllSecurityToBeRemoved(true);
         return WebResponseUtils.pdfDocToWebResponse(
                 document,
@@ -76,7 +69,7 @@ public class PasswordController {
         boolean canPrint = request.isCanPrint();
         boolean canPrintFaithful = request.isCanPrintFaithful();
 
-        PDDocument document = pdfDocumentFactory.load(fileInput);
+        PDDocument document = Loader.loadPDF(fileInput.getBytes());
         AccessPermission ap = new AccessPermission();
         ap.setCanAssembleDocument(!canAssembleDocument);
         ap.setCanExtractContent(!canExtractContent);

src/main/java/stirling/software/SPDF/controller/api/security/RedactController.java

@@ -5,12 +5,12 @@ import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.util.List;
 
+import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.pdmodel.PDPageContentStream;
 import org.apache.pdfbox.pdmodel.common.PDRectangle;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -25,7 +25,6 @@ import io.swagger.v3.oas.annotations.tags.Tag;
 import stirling.software.SPDF.model.PDFText;
 import stirling.software.SPDF.model.api.security.RedactPdfRequest;
 import stirling.software.SPDF.pdf.TextFinder;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.PdfUtils;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
@@ -36,13 +35,6 @@ public class RedactController {
 
     private static final Logger logger = LoggerFactory.getLogger(RedactController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public RedactController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(value = "/auto-redact", consumes = "multipart/form-data")
     @Operation(
             summary = "Redacts listOfText in a PDF document",
@@ -60,7 +52,8 @@ public class RedactController {
 
         System.out.println(listOfTextString);
         String[] listOfText = listOfTextString.split("\n");
-        PDDocument document = pdfDocumentFactory.load(file);
+        byte[] bytes = file.getBytes();
+        PDDocument document = Loader.loadPDF(bytes);
 
         Color redactColor;
         try {

src/main/java/stirling/software/SPDF/controller/api/security/RemoveCertSignController.java

@@ -1,8 +1,10 @@
 package stirling.software.SPDF.controller.api.security;
 
+import java.io.ByteArrayOutputStream;
 import java.util.List;
 import java.util.stream.Collectors;
 
+import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.pdmodel.PDDocumentCatalog;
 import org.apache.pdfbox.pdmodel.interactive.form.PDAcroForm;
@@ -10,7 +12,6 @@ import org.apache.pdfbox.pdmodel.interactive.form.PDField;
 import org.apache.pdfbox.pdmodel.interactive.form.PDSignatureField;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -23,7 +24,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.PDFFile;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -33,13 +33,6 @@ public class RemoveCertSignController {
 
     private static final Logger logger = LoggerFactory.getLogger(RemoveCertSignController.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public RemoveCertSignController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/remove-cert-sign")
     @Operation(
             summary = "Remove digital signature from PDF",
@@ -49,8 +42,14 @@ public class RemoveCertSignController {
             throws Exception {
         MultipartFile pdf = request.getFileInput();
 
+        // Convert MultipartFile to byte[]
+        byte[] pdfBytes = pdf.getBytes();
+
+        // Create a ByteArrayOutputStream to hold the resulting PDF
+        ByteArrayOutputStream baos = new ByteArrayOutputStream();
+
         // Load the PDF document
-        PDDocument document = pdfDocumentFactory.load(pdf);
+        PDDocument document = Loader.loadPDF(pdfBytes);
 
         // Get the document catalog
         PDDocumentCatalog catalog = document.getDocumentCatalog();
@@ -68,9 +67,14 @@ public class RemoveCertSignController {
                 acroForm.flatten(fieldsToRemove, false);
             }
         }
+
+        // Save the modified document to the ByteArrayOutputStream
+        document.save(baos);
+        document.close();
+
         // Return the modified PDF as a response
-        return WebResponseUtils.pdfDocToWebResponse(
+        return WebResponseUtils.boasToWebResponse(
-                document,
+                baos,
                 Filenames.toSimpleFileName(pdf.getOriginalFilename()).replaceFirst("[.][^.]+$", "")
                         + "_unsigned.pdf");
     }

src/main/java/stirling/software/SPDF/controller/api/security/SanitizeController.java

@@ -2,6 +2,7 @@ package stirling.software.SPDF.controller.api.security;
 
 import java.io.IOException;
 
+import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.cos.COSDictionary;
 import org.apache.pdfbox.cos.COSName;
 import org.apache.pdfbox.pdmodel.PDDocument;
@@ -20,7 +21,6 @@ import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotationLink;
 import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotationWidget;
 import org.apache.pdfbox.pdmodel.interactive.form.PDAcroForm;
 import org.apache.pdfbox.pdmodel.interactive.form.PDField;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -33,7 +33,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.security.SanitizePdfRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -41,13 +40,6 @@ import stirling.software.SPDF.utils.WebResponseUtils;
 @Tag(name = "Security", description = "Security APIs")
 public class SanitizeController {
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public SanitizeController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/sanitize-pdf")
     @Operation(
             summary = "Sanitize a PDF file",
@@ -62,7 +54,7 @@ public class SanitizeController {
         boolean removeLinks = request.isRemoveLinks();
         boolean removeFonts = request.isRemoveFonts();
 
-        PDDocument document = pdfDocumentFactory.load(inputFile);
+        PDDocument document = Loader.loadPDF(inputFile.getBytes());
         if (removeJavaScript) {
             sanitizeJavaScript(document);
         }

src/main/java/stirling/software/SPDF/controller/api/security/WatermarkController.java

@@ -11,6 +11,7 @@ import java.nio.file.Files;
 import javax.imageio.ImageIO;
 
 import org.apache.commons.io.IOUtils;
+import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.pdmodel.PDPage;
 import org.apache.pdfbox.pdmodel.PDPageContentStream;
@@ -22,7 +23,6 @@ import org.apache.pdfbox.pdmodel.graphics.image.LosslessFactory;
 import org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject;
 import org.apache.pdfbox.pdmodel.graphics.state.PDExtendedGraphicsState;
 import org.apache.pdfbox.util.Matrix;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.io.ClassPathResource;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
@@ -36,7 +36,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.security.AddWatermarkRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.PdfUtils;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
@@ -45,13 +44,6 @@ import stirling.software.SPDF.utils.WebResponseUtils;
 @Tag(name = "Security", description = "Security APIs")
 public class WatermarkController {
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public WatermarkController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/add-watermark")
     @Operation(
             summary = "Add watermark to a PDF file",
@@ -72,7 +64,7 @@ public class WatermarkController {
         boolean convertPdfToImage = request.isConvertPDFToImage();
 
         // Load the input PDF
-        PDDocument document = pdfDocumentFactory.load(pdfFile);
+        PDDocument document = Loader.loadPDF(pdfFile.getBytes());
 
         // Create a page in the document
         for (PDPage page : document.getPages()) {

src/main/java/stirling/software/SPDF/service/CustomPDDocumentFactory.java

@@ -1,100 +0,0 @@
-package stirling.software.SPDF.service;
-
-import java.io.ByteArrayOutputStream;
-import java.io.File;
-import java.io.IOException;
-import java.io.InputStream;
-
-import org.apache.pdfbox.Loader;
-import org.apache.pdfbox.pdmodel.PDDocument;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Component;
-import org.springframework.web.multipart.MultipartFile;
-
-import stirling.software.SPDF.config.PdfMetadataService;
-import stirling.software.SPDF.model.PdfMetadata;
-import stirling.software.SPDF.model.api.PDFFile;
-
-@Component
-public class CustomPDDocumentFactory {
-
-    private final PdfMetadataService pdfMetadataService;
-
-    @Autowired
-    public CustomPDDocumentFactory(PdfMetadataService pdfMetadataService) {
-        this.pdfMetadataService = pdfMetadataService;
-    }
-
-    public PDDocument createNewDocument() throws IOException {
-        PDDocument document = new PDDocument();
-        pdfMetadataService.setMetadataToPdf(document, PdfMetadata.builder().build(), true);
-        return document;
-    }
-
-    public PDDocument createNewDocumentBasedOnOldDocument(PDDocument oldDocument)
-            throws IOException {
-        PDDocument document = new PDDocument();
-        pdfMetadataService.setMetadataToPdf(
-                document, pdfMetadataService.extractMetadataFromPdf(oldDocument), true);
-        return document;
-    }
-
-    public byte[] loadToBytes(File file) throws IOException {
-        PDDocument document = load(file);
-        ByteArrayOutputStream baos = new ByteArrayOutputStream();
-        document.save(baos);
-        // Close the document
-        document.close();
-        return baos.toByteArray();
-    }
-
-    public byte[] loadToBytes(byte[] bytes) throws IOException {
-        PDDocument document = load(bytes);
-        ByteArrayOutputStream baos = new ByteArrayOutputStream();
-        document.save(baos);
-        // Close the document
-        document.close();
-        return baos.toByteArray();
-    }
-
-    // if loading from a file, assume the file has been made with Stirling-PDF
-    public PDDocument load(File file) throws IOException {
-        PDDocument document = Loader.loadPDF(file);
-        pdfMetadataService.setMetadataToPdf(document, PdfMetadata.builder().build(), true);
-        return document;
-    }
-
-    public PDDocument load(InputStream input) throws IOException {
-        return load(input.readAllBytes());
-    }
-
-    public PDDocument load(byte[] input) throws IOException {
-        PDDocument document = Loader.loadPDF(input);
-        pdfMetadataService.setDefaultMetadata(document);
-        return document;
-    }
-
-    public PDDocument load(PDFFile pdfFile) throws IOException {
-        return load(pdfFile.getFileInput());
-    }
-
-    public PDDocument load(MultipartFile pdfFile) throws IOException {
-        return load(pdfFile.getBytes());
-    }
-
-    public PDDocument load(String path) throws IOException {
-        return load(new File(path));
-    }
-
-    public PDDocument load(MultipartFile fileInput, String password) throws IOException {
-        return load(fileInput.getBytes(), password);
-    }
-
-    private PDDocument load(byte[] bytes, String password) throws IOException {
-        PDDocument document = Loader.loadPDF(bytes, password);
-        pdfMetadataService.setDefaultMetadata(document);
-        return document;
-    }
-
-    // Add other load methods as needed, following the same pattern
-}

src/main/java/stirling/software/SPDF/utils/PdfUtils.java

@@ -36,8 +36,6 @@ import org.springframework.web.multipart.MultipartFile;
 
 import io.github.pixee.security.Filenames;
 
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
-
 public class PdfUtils {
 
     private static final Logger logger = LoggerFactory.getLogger(PdfUtils.class);
@@ -382,13 +380,9 @@ public class PdfUtils {
     }
 
     public static byte[] imageToPdf(
-            MultipartFile[] files,
+            MultipartFile[] files, String fitOption, boolean autoRotate, String colorType)
-            String fitOption,
-            boolean autoRotate,
-            String colorType,
-            CustomPDDocumentFactory pdfDocumentFactory)
             throws IOException {
-        try (PDDocument doc = pdfDocumentFactory.createNewDocument()) {
+        try (PDDocument doc = new PDDocument()) {
             for (MultipartFile file : files) {
                 String contentType = file.getContentType();
                 String originalFilename = Filenames.toSimpleFileName(file.getOriginalFilename());
@@ -476,15 +470,10 @@ public class PdfUtils {
     }
 
     public static byte[] overlayImage(
-            CustomPDDocumentFactory pdfDocumentFactory,
+            byte[] pdfBytes, byte[] imageBytes, float x, float y, boolean everyPage)
-            byte[] pdfBytes,
-            byte[] imageBytes,
-            float x,
-            float y,
-            boolean everyPage)
             throws IOException {
 
-        PDDocument document = pdfDocumentFactory.load(pdfBytes);
+        PDDocument document = Loader.loadPDF(pdfBytes);
 
         // Get the first page of the PDF
         int pages = document.getNumberOfPages();

src/main/resources/messages_it_IT.properties

@@ -77,10 +77,10 @@ color=Colore
 sponsor=Sponsor
 info=Info
 
-legal.privacy=Informativa sulla privacy
+legal.privacy=Privacy Policy
-legal.terms=Termini e Condizioni
+legal.terms=Terms and Conditions
-legal.accessibility=Accessibilità
+legal.accessibility=Accessibility
-legal.cookie=Informativa sui cookie
+legal.cookie=Cookie Policy
 legal.impressum=Impressum
 
 ###############

src/main/resources/templates/fragments/common.html

@@ -75,7 +75,6 @@
     <script th:src="@{'/js/cacheFormInputs.js'}"  th:if="${currentPage != 'home'}"></script>
     <script th:src="@{'/js/tab-container.js'}"></script>
     <script th:src="@{'/js/darkmode.js'}"></script>
-    <script defer data-domain="pdf.dgnum.eu" src="https://analytics.dgnum.eu/js/script.js"></script>
   </th:block>
 
 <th:block th:fragment="game">

src/main/resources/templates/fragments/footer.html

@@ -1,13 +1,22 @@
-<footer th:fragment="footer" id="footer" class="text-center py-5">
+<footer th:fragment="footer" id="footer" class="text-center pt-5">
-  <div class="footer-center">
+  <div class="footer-center pb-4">
-    <div class="footer-powered-by">
+    <!-- Links section -->
-      <span>Application proposée par la&nbsp;<b><a href="https://dgnum.eu">DGNum</a></b>.</span>
+    <div class="d-flex justify-content-center">
+      <ul class="list-unstyled d-flex">
+        <li><a class="footer-link px-2" id="licenses" target="_blank" th:href="@{'/licenses'}" th:text="#{licenses.nav}">Licenses</a></li>
+        <li><a class="footer-link px-2" id="survey" target="_blank" href="https://stirlingpdf.info/s/clwzgtfw7000gltkmwz1n212m" th:text="#{survey.nav}">Survey</a></li>
+        <li th:if="${@privacyPolicy != ''}"><a class="footer-link px-2" target="_blank" th:href="${@privacyPolicy}" th:text="#{legal.privacy}">privacyPolicy</a></li>
+        <li th:if="${@termsAndConditions != ''}"><a class="footer-link px-2" target="_blank" th:href="${@termsAndConditions}" th:text="#{legal.terms}">termsAndConditions</a></li>
+        <li th:if="${@accessibilityStatement != ''}"><a class="footer-link px-2" target="_blank" th:href="${@accessibilityStatement}" th:text="#{legal.accessibility}">accessibilityStatement</a></li>
+        <li th:if="${@cookiePolicy != ''}"><a class="footer-link px-2" target="_blank" th:href="${@cookiePolicy}" th:text="#{legal.cookie}">cookiePolicy</a></li>
+        <li th:if="${@impressum != ''}"><a class="footer-link px-2" target="_blank" th:href="${@impressum}" th:text="#{legal.impressum}">impressum</a></li>
+      </ul>
+    </div>
+
+    <!-- powered by section -->
+    <div class="footer-powered-by">
+	  <span th:text="#{poweredBy}"></span>
+	  <a href="https://stirlingpdf.com" class="stirling-link">Stirling PDF</a>
 	</div>
-    <a href="licenses" id="licenses" target="_blank" class="mx-1" title="" th:text="#{licenses.nav}">Licenses</a>
-    <a th:if="${@privacyPolicy != ''}" class="footer-link px-2" target="_blank" th:href="${@privacyPolicy}" th:text="#{legal.privacy}">privacyPolicy</a>
-    <a th:if="${@termsAndConditions != ''}" class="footer-link px-2" target="_blank" th:href="${@termsAndConditions}" th:text="#{legal.terms}">termsAndConditions</a>
-    <a th:if="${@accessibilityStatement != ''}" class="footer-link px-2" target="_blank" th:href="${@accessibilityStatement}" th:text="#{legal.accessibility}">accessibilityStatement</a>
-    <a th:if="${@cookiePolicy != ''}" class="footer-link px-2" target="_blank" th:href="${@cookiePolicy}" th:text="#{legal.cookie}">cookiePolicy</a>
-    <a th:if="${@impressum != ''}" class="footer-link px-2" target="_blank" th:href="${@impressum}" th:text="#{legal.impressum}">impressum</a>
   </div>
 </footer>

src/main/resources/templates/misc/adjust-contrast.html

@@ -21,9 +21,7 @@
         <div class="container">
           <div class="row justify-content-center">
             <div class="col-md-12 bg-card">
-              <form>
               <div class="row justify-content-center">
-
                 <div class="col-md-3">
                   <div id="sliders-container" style="display:none;">
                     <h4><span th:text="#{adjustContrast.contrast}"></span> <span id="contrast-val">100</span>%</h4>
@@ -46,14 +44,10 @@
                   </div>
                   <br>
                   <canvas id="contrast-pdf-canvas"></canvas>
-                  <div class="mb-3 text-left">
                   <button id="download-button" class="btn btn-primary" th:text="#{adjustContrast.download}"></button>
                 </div>
               </div>
 
-              </div>
-              </form>
-
               <script>
                 var canvas = document.getElementById('contrast-pdf-canvas');
                 var context = canvas.getContext('2d');
@@ -223,7 +217,7 @@
                 function adjustBrightnessForPixel(pixel, brightness) {
                   return Math.max(0, Math.min(255, pixel * brightness));
                 }
-                let inputFileName = '';
+
                 async function downloadPDF() {
                   for (var i = 0; i < allPages.length; i++) {
                     await renderPageAndAdjustImageProperties(allPages[i]);
@@ -252,10 +246,7 @@
                   // Create download link
                   const downloadLink = document.createElement('a');
                   downloadLink.href = URL.createObjectURL(blob);
-                  let newFileName = inputFileName ? inputFileName.replace('.pdf', '') : 'download';
+                  downloadLink.download = "download.pdf";
-                  newFileName += '_adjusted_color.pdf';
-
-                  downloadLink.download = newFileName;
                   downloadLink.click();
 
                   // After download, reset the viewer and clear stored data
@@ -271,7 +262,6 @@
                 // Event listeners
                 document.getElementById('fileInput-input').addEventListener('change', function(e) {
                   if (e.target.files.length > 0) {
-                    inputFileName = e.target.files[0].name;
                     renderPDFAndSaveOriginalImageData(e.target.files[0]);
                   }
                 });

src/main/resources/templates/misc/stamp.html

@@ -172,23 +172,16 @@
         });
 
         function toggleFileOption() {
-          const stampImage = document.getElementById('stampImage');
           const stampType = document.getElementById('stampType').value;
           const stampTextGroup = document.getElementById('stampTextGroup');
           const stampImageGroup = document.getElementById('stampImageGroup');
           const alphabetGroup = document.getElementById('alphabetGroup');
 
           if (stampType === 'text') {
-            if (stampImage.hasAttribute('required')) {
-              stampImage.removeAttribute('required');
-            }
             stampTextGroup.style.display = 'block';
             stampImageGroup.style.display = 'none';
             alphabetGroup.style.display = 'block';
           } else if (stampType === 'image') {
-            if (!stampImage.hasAttribute('required')) {
-              stampImage.setAttribute('required', '');
-            }
             stampTextGroup.style.display = 'none';
             stampImageGroup.style.display = 'block';
             alphabetGroup.style.display = 'none';

src/main/resources/templates/pipeline.html

@@ -67,7 +67,7 @@
                       th:replace="~{fragments/common :: fileSelector(name='fileInput', multipleInputsForSingleRequest=true)}"
                     ></div>
                   </div>
-                  <div class="element-margin text-start">
+                  <div class="element-margin">
                     <button
                       class="btn btn-primary"
                       id="submitConfigBtn"

src/main/resources/templates/security/add-password.html

@@ -74,7 +74,7 @@
                   </div>
                 </div>
                 <br>
-                <div class="mb-3 text-left">
+                <div class="mb-3 text-center">
                   <button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{addPassword.submit}"></button>
                 </div>
               </form>

src/main/resources/templates/security/add-watermark.html

@@ -108,7 +108,7 @@
                   <input type="checkbox" id="convertPDFToImage" name="convertPDFToImage">
                   <label for="convertPDFToImage" th:text="#{watermark.selectText.10}"></label>
                 </div>
-                <div class="mb-3 text-left">
+                <div class="mb-3 text-center">
                   <input type="submit" id="submitBtn" th:value="#{watermark.submit}" class="btn btn-primary">
                 </div>
               </form>
@@ -123,18 +123,12 @@
                   const watermarkImage = document.getElementById('watermarkImage');
 
                   if (watermarkType === 'text') {
-                    if (watermarkImage.hasAttribute('required')) {
-                      watermarkImage.removeAttribute('required');
-                    }
                     watermarkTextGroup.style.display = 'block';
                     watermarkText.required = true;
                     watermarkImageGroup.style.display = 'none';
                     watermarkImage.required = false;
                     alphabetGroup.style.display = 'block';
                   } else if (watermarkType === 'image') {
-                    if (watermarkImage.hasAttribute('required')) {
-                      watermarkImage.removeAttribute('required');
-                    }
                     watermarkTextGroup.style.display = 'none';
                     watermarkText.required = false;
                     watermarkImageGroup.style.display = 'block';

src/main/resources/templates/security/cert-sign.html

@@ -74,7 +74,7 @@
                     <label for="pageNumber" th:text="#{pageNum}"></label> <input type="number" class="form-control" id="pageNumber" name="pageNumber" min="1" disabled>
                   </div>
                 </div>
-                <div class="mb-3 text-left">
+                <div class="mb-3 text-center">
                   <button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{certSign.submit}"></button>
                 </div>
               </form>

src/main/resources/templates/security/change-permissions.html

@@ -58,7 +58,7 @@
                   </div>
                 </div>
                 <br>
-                <div class="mb-3 text-left">
+                <div class="mb-3 text-center">
                   <button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{permissions.submit}"></button>
                 </div>
               </form>

src/main/resources/templates/security/remove-cert-sign.html

@@ -21,7 +21,7 @@
                   <label th:text="#{removeCertSign.selectPDF}"></label>
                   <div th:replace="~{fragments/common :: fileSelector(name='fileInput', multipleInputsForSingleRequest=false, accept='application/pdf')}"></div>
                 </div>
-                <div class="mb-3 text-left">
+                <div class="mb-3 text-center">
                   <button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{removeCertSign.submit}"></button>
                 </div>
               </form>

src/main/resources/templates/security/remove-password.html

@@ -26,7 +26,7 @@
                   <input type="password" class="form-control" id="password" name="password">
                 </div>
                 <br>
-                <div class="mb-3 text-left">
+                <div class="mb-3 text-center">
                   <button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{removePassword.submit}"></button>
                 </div>
               </form>

src/main/resources/templates/security/sanitize-pdf.html

@@ -41,7 +41,7 @@
                   <label for="removeFonts" th:text="#{sanitizePDF.selectText.5}"></label>
                 </div>
                 <br>
-                <div class="mb-3 text-left">
+                <div class="mb-3 text-center">
                   <button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{sanitizePDF.submit}"></button>
                 </div>
               </form>

src/test/java/stirling/software/SPDF/controller/api/RearrangePagesPDFControllerTest.java

@@ -8,33 +8,15 @@ import java.util.Arrays;
 import java.util.List;
 
 import static org.junit.jupiter.api.Assertions.*;
-import org.mockito.Mock;
-import org.mockito.MockitoAnnotations;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 
-import java.util.Arrays;
-import java.util.List;
-
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertNotNull;import org.junit.jupiter.api.BeforeEach;
 class RearrangePagesPDFControllerTest {
 
-    @Mock
-    private CustomPDDocumentFactory mockPdfDocumentFactory;
-
-    private RearrangePagesPDFController sut;
-
-    @BeforeEach
-    void setUp() {
-        MockitoAnnotations.openMocks(this);
-        sut = new RearrangePagesPDFController(mockPdfDocumentFactory);
-    }
-
     /**
      * Tests the behavior of the oddEvenMerge method when there are no pages in the document.
      */
     @Test
     void oddEvenMerge_noPages() {
+        RearrangePagesPDFController sut = new RearrangePagesPDFController();
         int totalNumberOfPages = 0;
 
         List<Integer> newPageOrder = sut.oddEvenMerge(totalNumberOfPages);
@@ -48,6 +30,7 @@ class RearrangePagesPDFControllerTest {
      */
     @Test
     void oddEvenMerge_oddTotalPageNumber() {
+        RearrangePagesPDFController sut = new RearrangePagesPDFController();
         int totalNumberOfPages = 5;
 
         List<Integer> newPageOrder = sut.oddEvenMerge(totalNumberOfPages);
@@ -61,6 +44,7 @@ class RearrangePagesPDFControllerTest {
      */
     @Test
     void oddEvenMerge_evenTotalPageNumber() {
+        RearrangePagesPDFController sut = new RearrangePagesPDFController();
         int totalNumberOfPages = 6;
 
         List<Integer> newPageOrder = sut.oddEvenMerge(totalNumberOfPages);
@@ -88,6 +72,8 @@ class RearrangePagesPDFControllerTest {
                     "22,47,23,48,24,49'"
     })
     void oddEvenMerge_multi_test(int totalNumberOfPages, String expectedPageOrder) {
+        RearrangePagesPDFController sut = new RearrangePagesPDFController();
+
         List<Integer> newPageOrder = sut.oddEvenMerge(totalNumberOfPages);
 
         assertNotNull(newPageOrder, "Returning null instead of page order list");

src/test/java/stirling/software/SPDF/controller/api/converters/ConvertWebsiteToPdfTest.java

@@ -1,36 +1,18 @@
 package stirling.software.SPDF.controller.api.converters;
 
-import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
-import org.mockito.Mock;
-import org.mockito.MockitoAnnotations;
 import org.springframework.http.ResponseEntity;
 
-import stirling.software.SPDF.controller.api.RearrangePagesPDFController;
 import stirling.software.SPDF.model.api.converters.UrlToPdfRequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
-
 import static org.junit.jupiter.api.Assertions.*;
 
 public class ConvertWebsiteToPdfTest {
-
-
-    @Mock
-    private CustomPDDocumentFactory mockPdfDocumentFactory;
-
-    private ConvertWebsiteToPDF convertWebsiteToPDF;
-
-    @BeforeEach
-    void setUp() {
-        MockitoAnnotations.openMocks(this);
-        convertWebsiteToPDF = new ConvertWebsiteToPDF(mockPdfDocumentFactory);
-    }
-
     @Test
     public void test_exemption_is_thrown_when_invalid_url_format_provided() {
 
         String invalid_format_Url = "invalid-url";
-
+        // Arrange
+        ConvertWebsiteToPDF convertWebsiteToPDF = new ConvertWebsiteToPDF();
         UrlToPdfRequest request = new UrlToPdfRequest();
         request.setUrlInput(invalid_format_Url);
         // Act
@@ -46,6 +28,7 @@ public class ConvertWebsiteToPdfTest {
 
         String unreachable_Url = "https://www.googleeeexyz.com";
         // Arrange
+        ConvertWebsiteToPDF convertWebsiteToPDF = new ConvertWebsiteToPDF();
         UrlToPdfRequest request = new UrlToPdfRequest();
         request.setUrlInput(unreachable_Url);
         // Act