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Posted to commits@pdfbox.apache.org by ti...@apache.org on 2022/02/28 18:53:27 UTC
svn commit: r1898487 - in /pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature: CreateSignature.java CreateVisibleSignature.java CreateVisibleSignature2.java SigUtils.java
Author: tilman
Date: Mon Feb 28 18:53:27 2022
New Revision: 1898487
URL: http://svn.apache.org/viewvc?rev=1898487&view=rev
Log:
PDFBOX-5382: use method to detect gaps in cross reference table; make method static
Modified:
pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateSignature.java
pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateVisibleSignature.java
pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateVisibleSignature2.java
pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/SigUtils.java
Modified: pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateSignature.java
URL: http://svn.apache.org/viewvc/pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateSignature.java?rev=1898487&r1=1898486&r2=1898487&view=diff
==============================================================================
--- pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateSignature.java (original)
+++ pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateSignature.java Mon Feb 28 18:53:27 2022
@@ -124,6 +124,8 @@ public class CreateSignature extends Cre
public void signDetached(PDDocument document, OutputStream output)
throws IOException
{
+ SigUtils.checkCrossReferenceTable(document);
+
int accessPermissions = SigUtils.getMDPPermission(document);
if (accessPermissions == 1)
{
Modified: pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateVisibleSignature.java
URL: http://svn.apache.org/viewvc/pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateVisibleSignature.java?rev=1898487&r1=1898486&r2=1898487&view=diff
==============================================================================
--- pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateVisibleSignature.java (original)
+++ pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateVisibleSignature.java Mon Feb 28 18:53:27 2022
@@ -193,6 +193,8 @@ public class CreateVisibleSignature exte
// load document
PDDocument doc = PDDocument.load(inputFile);
+ SigUtils.checkCrossReferenceTable(doc);
+
int accessPermissions = SigUtils.getMDPPermission(doc);
if (accessPermissions == 1)
{
Modified: pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateVisibleSignature2.java
URL: http://svn.apache.org/viewvc/pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateVisibleSignature2.java?rev=1898487&r1=1898486&r2=1898487&view=diff
==============================================================================
--- pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateVisibleSignature2.java (original)
+++ pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/CreateVisibleSignature2.java Mon Feb 28 18:53:27 2022
@@ -164,6 +164,9 @@ public class CreateVisibleSignature2 ext
FileOutputStream fos = new FileOutputStream(signedFile);
PDDocument doc = PDDocument.load(inputFile);
+
+ SigUtils.checkCrossReferenceTable(doc);
+
int accessPermissions = SigUtils.getMDPPermission(doc);
if (accessPermissions == 1)
{
Modified: pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/SigUtils.java
URL: http://svn.apache.org/viewvc/pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/SigUtils.java?rev=1898487&r1=1898486&r2=1898487&view=diff
==============================================================================
--- pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/SigUtils.java (original)
+++ pdfbox/branches/2.0/examples/src/main/java/org/apache/pdfbox/examples/signature/SigUtils.java Mon Feb 28 18:53:27 2022
@@ -353,7 +353,7 @@ public class SigUtils
*
* @param doc document.
*/
- public void checkCrossReferenceTable(PDDocument doc)
+ public static void checkCrossReferenceTable(PDDocument doc)
{
TreeSet<COSObjectKey> set = new TreeSet<COSObjectKey>(doc.getDocument().getXrefTable().keySet());
if (set.size() != set.last().getNumber())