svn commit: r1824701 - /pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/documentinterchange/logicalstructure/PDStructureElement.java

[msahyoun]

Author: msahyoun
Date: Sun Feb 18 20:06:52 2018
New Revision: 1824701

URL: http://svn.apache.org/viewvc?rev=1824701&view=rev
Log:
PDFBOX-4071: avoid potential NPE

Modified:
    
pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/documentinterchange/logicalstructure/PDStructureElement.java

Modified: 
pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/documentinterchange/logicalstructure/PDStructureElement.java
URL: 
http://svn.apache.org/viewvc/pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/documentinterchange/logicalstructure/PDStructureElement.java?rev=1824701&r1=1824700&r2=1824701&view=diff
==============================================================================
--- 
pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/documentinterchange/logicalstructure/PDStructureElement.java
 (original)
+++ 
pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/documentinterchange/logicalstructure/PDStructureElement.java
 Sun Feb 18 20:06:52 2018
@@ -16,6 +16,7 @@
  */
 package org.apache.pdfbox.pdmodel.documentinterchange.logicalstructure;
 
+import java.util.Collections;
 import java.util.Iterator;
 import java.util.Map;
 
@@ -743,7 +744,7 @@ public class PDStructureElement extends
         {
             return root.getRoleMap();
         }
-        return null;
+        return Collections.emptyMap();
     }
 
 }