Author: msahyoun
Date: Sun Feb 18 18:22:13 2018
New Revision: 1824684
URL: http://svn.apache.org/viewvc?rev=1824684&view=rev
Log:
PDFBOX-4071: avoid potential NPE
Modified:
pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/PDDocument.java
Modified:
pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/PDDocument.java
URL:
http://svn.apache.org/viewvc/pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/PDDocument.java?rev=1824684&r1=1824683&r2=1824684&view=diff
==============================================================================
--- pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/PDDocument.java
(original)
+++ pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/PDDocument.java
Sun Feb 18 18:22:13 2018
@@ -1339,6 +1339,12 @@ public class PDDocument implements Close
break;
}
}
+
+ if (foundSignature == null)
+ {
+ throw new IllegalStateException("document does not contain
signature fields");
+ }
+
int[] byteRange = foundSignature.getByteRange();
if (!Arrays.equals(byteRange, RESERVE_BYTE_RANGE))
{
