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Posted to commits@pdfbox.apache.org by ti...@apache.org on 2023/03/22 04:32:53 UTC

svn commit: r1908624 - /pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/multipdf/PDFMergerUtility.java

Author: tilman
Date: Wed Mar 22 04:32:52 2023
New Revision: 1908624

URL: http://svn.apache.org/viewvc?rev=1908624&view=rev
Log:
PDFBOX-5577: avoid NPE

Modified:
    pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/multipdf/PDFMergerUtility.java

Modified: pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/multipdf/PDFMergerUtility.java
URL: http://svn.apache.org/viewvc/pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/multipdf/PDFMergerUtility.java?rev=1908624&r1=1908623&r2=1908624&view=diff
==============================================================================
--- pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/multipdf/PDFMergerUtility.java (original)
+++ pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/multipdf/PDFMergerUtility.java Wed Mar 22 04:32:52 2023
@@ -1286,7 +1286,7 @@ public class PDFMergerUtility
             for (PDField destField : destAcroForm.getFieldTree())
             {
                 String fieldName = destField.getPartialName();
-                if (fieldName.startsWith(prefix))
+                if (fieldName != null && fieldName.startsWith(prefix))
                 {
                     String suffix = fieldName.substring(prefixLength);
                     if (suffix.matches("\\d+"))