fix placeholder parsing for pdfbox 3 (and test cases)

5 files changed, 52 insertions, 104 deletions

diff --git a/pdf-as-pdfbox-3/src/test/kotlin/at/gv/egiz/pdfas/lib/impl/pdfbox3/SignVerifyTest.kt b/pdf-as-pdfbox-3/src/test/java/at/gv/egiz/pdfas/lib/impl/pdfbox3/SignVerifyTest.kt
index 500b15ed..500b15ed 100644
--- a/pdf-as-pdfbox-3/src/test/kotlin/at/gv/egiz/pdfas/lib/impl/pdfbox3/SignVerifyTest.kt
+++ b/pdf-as-pdfbox-3/src/test/java/at/gv/egiz/pdfas/lib/impl/pdfbox3/SignVerifyTest.kt
diff --git a/pdf-as-pdfbox-3/src/test/kotlin/at/gv/egiz/pdfas/lib/impl/sign/pdfbox3/PDFBoxPlaceholderExtractorTest.java b/pdf-as-pdfbox-3/src/test/java/at/gv/egiz/pdfas/lib/impl/sign/pdfbox3/PDFBoxPlaceholderExtractorTest.java
index e766c385..e766c385 100644
--- a/pdf-as-pdfbox-3/src/test/kotlin/at/gv/egiz/pdfas/lib/impl/sign/pdfbox3/PDFBoxPlaceholderExtractorTest.java
+++ b/pdf-as-pdfbox-3/src/test/java/at/gv/egiz/pdfas/lib/impl/sign/pdfbox3/PDFBoxPlaceholderExtractorTest.java
diff --git a/pdf-as-pdfbox-3/src/test/kotlin/at/gv/egiz/pdfas/lib/impl/sign/pdfbox3/SignatureFieldsAndPlaceHolderExtractorTest.java b/pdf-as-pdfbox-3/src/test/java/at/gv/egiz/pdfas/lib/impl/sign/pdfbox3/SignatureFieldsAndPlaceHolderExtractorTest.java
index e1a7f09b..bdf5b760 100644
--- a/pdf-as-pdfbox-3/src/test/kotlin/at/gv/egiz/pdfas/lib/impl/sign/pdfbox3/SignatureFieldsAndPlaceHolderExtractorTest.java
+++ b/pdf-as-pdfbox-3/src/test/java/at/gv/egiz/pdfas/lib/impl/sign/pdfbox3/SignatureFieldsAndPlaceHolderExtractorTest.java
@@ -5,13 +5,15 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
-import org.apache.pdfbox.pdmodel.PDDocument;
+import at.gv.egiz.pdfas.lib.impl.pdfbox3.PDFBoxPlaceholderExtractor;
+import lombok.SneakyThrows;
+import lombok.val;
+import org.apache.pdfbox.Loader;
 import org.junit.Assert;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
 
-import at.gv.egiz.pdfas.lib.impl.pdfbox2.placeholder.SignatureFieldsAndPlaceHolderExtractor;
 import at.gv.egiz.pdfas.lib.impl.placeholder.SignaturePlaceholderData;
 
 @RunWith(JUnit4.class)
@@ -27,156 +29,148 @@ public class SignatureFieldsAndPlaceHolderExtractorTest {
   }
 
   @Test
-  public void notSigned(){
+  public void notSigned() {
     SignaturePlaceholderData result = getNextSignaturePlaceHolder(getPath("new_qr_2-2.pdf"));
-    Assert.assertEquals("Image5",result.getPlaceholderName());
+    Assert.assertEquals("Image5", result.getPlaceholderName());
   }
+
   @Test
-  public void signedOnce(){
+  public void signedOnce() {
     SignaturePlaceholderData result = getNextSignaturePlaceHolder(getPath("new_qr_2_signed.pdf"));
-    Assert.assertEquals("Image8",result.getPlaceholderName());
+    Assert.assertEquals("Image8", result.getPlaceholderName());
   }
+
   @Test
-  public void signedTwice(){
+  public void signedTwice() {
     SignaturePlaceholderData result = getNextSignaturePlaceHolder(getPath("new_qr_2_signed_signed.pdf"));
-    Assert.assertEquals(null,result);
+    Assert.assertEquals(null, result);
   }
+
   @Test
-  public void signedThrice(){
+  public void signedThrice() {
     SignaturePlaceholderData result = getNextSignaturePlaceHolder(getPath("new_qr_2_signed_signed_signed.pdf"));
-    Assert.assertEquals(null,result);
+    Assert.assertEquals(null, result);
   }
 
   @Test
-  public void noPlaceHolder(){
+  public void noPlaceHolder() {
     SignaturePlaceholderData result = getNextSignaturePlaceHolder(getPath("manySignFields.pdf"));
-    Assert.assertEquals(null,result);
+    Assert.assertEquals(null, result);
   }
-  
+
   @Test
   public void firstQrCodeOnUnsignedDoc() {
     SignaturePlaceholderData result = getNextSignaturePlaceHolder(getPath("new_qr_2-2.pdf"));
-    Assert.assertEquals("Image5",result.getPlaceholderName());
-    
+    Assert.assertEquals("Image5", result.getPlaceholderName());
+
   }
-  
+
   @Test
-  public void subsequentCalls(){
+  public void subsequentCalls() {
     SignaturePlaceholderData result = getNextSignaturePlaceHolder(getPath("new_qr_2_signed_signed_signed.pdf"));
-    Assert.assertEquals(null,result);
+    Assert.assertEquals(null, result);
 
     result = getNextSignaturePlaceHolder(getPath("new_qr_2_signed.pdf"));
-    Assert.assertEquals("Image8",result.getPlaceholderName());
+    Assert.assertEquals("Image8", result.getPlaceholderName());
 
     result = getNextSignaturePlaceHolder(getPath("new_qr_2-2.pdf"));
-    Assert.assertEquals("Image5",result.getPlaceholderName());
+    Assert.assertEquals("Image5", result.getPlaceholderName());
 
     result = getNextSignaturePlaceHolder(getPath("new_qr_2-2.pdf"));
-    Assert.assertEquals("Image5",result.getPlaceholderName());
+    Assert.assertEquals("Image5", result.getPlaceholderName());
 
     result = getNextSignaturePlaceHolder(getPath("new_qr_2-2.pdf"));
-    Assert.assertEquals("Image5",result.getPlaceholderName());
+    Assert.assertEquals("Image5", result.getPlaceholderName());
 
     result = getNextSignaturePlaceHolder(getPath("new_qr_2_signed.pdf"));
-    Assert.assertEquals("Image8",result.getPlaceholderName());
+    Assert.assertEquals("Image8", result.getPlaceholderName());
 
     result = getNextSignaturePlaceHolder(getPath("new_qr_2_signed_signed_signed.pdf"));
-    Assert.assertEquals(null,result);
+    Assert.assertEquals(null, result);
 
     result = getNextSignaturePlaceHolder(getPath("new_qr_2-2.pdf"));
-    Assert.assertEquals("Image5",result.getPlaceholderName());
+    Assert.assertEquals("Image5", result.getPlaceholderName());
 
     result = getNextSignaturePlaceHolder(getPath("new_qr_2_signed.pdf"));
-    Assert.assertEquals("Image8",result.getPlaceholderName());
+    Assert.assertEquals("Image8", result.getPlaceholderName());
   }
+
   @Test
-  public void notSignedAndNoFields(){
+  public void notSignedAndNoFields() {
     List<String> result = getPlaceHolders(getPath("new_qr_2-2.pdf"));
 
     List<String> expectedResult = new ArrayList<>();
-    Assert.assertEquals(expectedResult,result);
+    Assert.assertEquals(expectedResult, result);
   }
 
   @Test
-  public void notSignedFields(){
+  public void notSignedFields() {
     List<String> result = getPlaceHolders(getPath("manySignFields.pdf"));
 
     List<String> expectedResult = Arrays.asList("Signature_0", "Signature_1", "Signature_2", "Signature_3",
         "Signature_4", "Signature_5", "Signature_6", "Signature_7");
-    Assert.assertEquals(expectedResult,result);
+    Assert.assertEquals(expectedResult, result);
   }
 
   @Test
-  public void signedOncePosition4FieldTest(){
+  public void signedOncePosition4FieldTest() {
     List<String> result = getPlaceHolders(getPath("manySignFields_signed4.pdf"));
 
     List<String> expectedResult = Arrays.asList("Signature_0", "Signature_1", "Signature_2", "Signature_3",
         "Signature_5", "Signature_6", "Signature_7");
-    Assert.assertEquals(expectedResult,result);
+    Assert.assertEquals(expectedResult, result);
   }
 
   @Test
-  public void multipleCallsFieldTest(){
+  public void multipleCallsFieldTest() {
     List<String> result = getPlaceHolders(getPath("manySignFields_signed4.pdf"));
     List<String> expectedResult = Arrays.asList("Signature_0", "Signature_1", "Signature_2", "Signature_3",
         "Signature_5", "Signature_6", "Signature_7");
-    Assert.assertEquals(expectedResult,result);
+    Assert.assertEquals(expectedResult, result);
 
     result = getPlaceHolders(getPath("manySignFields_signed4.pdf"));
     expectedResult = Arrays.asList("Signature_0", "Signature_1", "Signature_2", "Signature_3",
         "Signature_5", "Signature_6", "Signature_7");
-    Assert.assertEquals(expectedResult,result);
+    Assert.assertEquals(expectedResult, result);
 
     result = getPlaceHolders(getPath("manySignFields.pdf"));
     expectedResult = Arrays.asList("Signature_0", "Signature_1", "Signature_2", "Signature_3",
         "Signature_4", "Signature_5", "Signature_6", "Signature_7");
-    Assert.assertEquals(expectedResult,result);
+    Assert.assertEquals(expectedResult, result);
 
     result = getPlaceHolders(getPath("manySignFields.pdf"));
     expectedResult = Arrays.asList("Signature_0", "Signature_1", "Signature_2", "Signature_3",
         "Signature_4", "Signature_5", "Signature_6", "Signature_7");
-    Assert.assertEquals(expectedResult,result);
+    Assert.assertEquals(expectedResult, result);
 
     result = getPlaceHolders(getPath("manySignFields_signed4.pdf"));
     expectedResult = Arrays.asList("Signature_0", "Signature_1", "Signature_2", "Signature_3",
         "Signature_5", "Signature_6", "Signature_7");
-    Assert.assertEquals(expectedResult,result);
+    Assert.assertEquals(expectedResult, result);
 
     result = getPlaceHolders(getPath("manySignFields_signed4.pdf"));
     expectedResult = Arrays.asList("Signature_0", "Signature_1", "Signature_2", "Signature_3",
         "Signature_5", "Signature_6", "Signature_7");
-    Assert.assertEquals(expectedResult,result);
+    Assert.assertEquals(expectedResult, result);
 
     result = getPlaceHolders(getPath("manySignFields.pdf"));
     expectedResult = Arrays.asList("Signature_0", "Signature_1", "Signature_2", "Signature_3",
         "Signature_4", "Signature_5", "Signature_6", "Signature_7");
-    Assert.assertEquals(expectedResult,result);
+    Assert.assertEquals(expectedResult, result);
 
   }
 
+  @SneakyThrows
   private static List<String> getPlaceHolders(String filePath) {
-    try {
-      PDDocument doc = PDDocument.load(new File(filePath));
-      List<String> results = SignatureFieldsAndPlaceHolderExtractor.findEmptySignatureFields(doc);
-//      System.out.println(filePath + ": " + result);
-      return results;
-    } catch (Throwable e) {
-      e.printStackTrace();
+    try (val doc = Loader.loadPDF(new File(filePath))) {
+      return PDFBoxPlaceholderExtractor.findEmptySignatureFields(doc);
     }
-    return null;
   }
 
+  @SneakyThrows
   public static SignaturePlaceholderData getNextSignaturePlaceHolder(String filePath) {
-    try {
-      PDDocument doc = PDDocument.load(new File(filePath));
-      SignaturePlaceholderData result =
-          SignatureFieldsAndPlaceHolderExtractor.getNextUnusedSignaturePlaceHolder(doc);
-//      System.out.println(filePath + ": " + result);
-      return result;
-    } catch (Throwable e) {
-      e.printStackTrace();
+    try (val doc = Loader.loadPDF(new File(filePath))) {
+      return PDFBoxPlaceholderExtractor.getNextUnusedSignaturePlaceholder(doc);
     }
-    return null;
   }
-
 }
diff --git a/pdf-as-pdfbox-3/src/test/kotlin/at/gv/egiz/pdfas/lib/impl/verify/pdfbox3/PDFBox2To3Test.kt b/pdf-as-pdfbox-3/src/test/java/at/gv/egiz/pdfas/lib/impl/verify/pdfbox3/PDFBox2To3Test.kt
index 847018c4..847018c4 100644
--- a/pdf-as-pdfbox-3/src/test/kotlin/at/gv/egiz/pdfas/lib/impl/verify/pdfbox3/PDFBox2To3Test.kt
+++ b/pdf-as-pdfbox-3/src/test/java/at/gv/egiz/pdfas/lib/impl/verify/pdfbox3/PDFBox2To3Test.kt
diff --git a/pdf-as-pdfbox-3/src/test/kotlin/at/gv/egiz/pdfas/lib/impl/sign/pdfbox3/TTFFontTest.java b/pdf-as-pdfbox-3/src/test/kotlin/at/gv/egiz/pdfas/lib/impl/sign/pdfbox3/TTFFontTest.java
deleted file mode 100644
index ce395785..00000000
--- a/pdf-as-pdfbox-3/src/test/kotlin/at/gv/egiz/pdfas/lib/impl/sign/pdfbox3/TTFFontTest.java
+++ /dev/null
@@ -1,46 +0,0 @@
-package at.gv.egiz.pdfas.lib.impl.sign.pdfbox3;
-
-import java.io.File;
-import java.util.Iterator;
-import java.util.List;
-
-import org.apache.pdfbox.cos.COSBase;
-import org.apache.pdfbox.cos.COSDictionary;
-import org.apache.pdfbox.cos.COSName;
-import org.apache.pdfbox.cos.COSObject;
-import org.apache.pdfbox.pdmodel.PDDocument;
-
-public class TTFFontTest {
-
-	public static void main(String[] args) {
-		try {
-			PDDocument doc = PDDocument.load(new File("/home/afitzek/Downloads/pdf_groesse/willenserklaerung_signedByUser.pdf"));
-		
-			List<COSObject> cosObjects = doc.getDocument().getObjectsByType(COSName.FONT);
-		
-			Iterator<COSObject> cosObjectIt = cosObjects.iterator();
-			
-			while(cosObjectIt.hasNext()) {
-				COSObject cosObject = cosObjectIt.next();
-				COSBase subType = ((COSDictionary)cosObject.getObject()).getItem(COSName.SUBTYPE);
-				COSBase baseFont = ((COSDictionary)cosObject.getObject()).getItem(COSName.BASE_FONT);
-				COSBase aTest = ((COSDictionary)cosObject.getObject()).getItem(COSName.A);
-				
-				System.out.println(aTest);
-				
-				if(subType.equals(COSName.TRUE_TYPE)) {
-					System.out.println("Object Number: " + cosObject.getObjectNumber() + 
-							subType.toString());
-					System.out.println("    BaseFont: " + baseFont.toString());
-				}
-				
-				
-			}
-			
-			
-		} catch(Throwable e) {
-			e.printStackTrace();
-		}
-	}
-
-}