svn commit: r740087 - /activemq/trunk/kahadb/src/main/java/org/apache/kahadb/util/LinkedNodeList.java

[chirino]

Author: chirino
Date: Mon Feb  2 19:38:04 2009
New Revision: 740087

URL: http://svn.apache.org/viewvc?rev=740087&view=rev
Log:
Avoid NPE

Modified:
    
activemq/trunk/kahadb/src/main/java/org/apache/kahadb/util/LinkedNodeList.java

Modified: 
activemq/trunk/kahadb/src/main/java/org/apache/kahadb/util/LinkedNodeList.java
URL: 
http://svn.apache.org/viewvc/activemq/trunk/kahadb/src/main/java/org/apache/kahadb/util/LinkedNodeList.java?rev=740087&r1=740086&r2=740087&view=diff
==============================================================================
--- 
activemq/trunk/kahadb/src/main/java/org/apache/kahadb/util/LinkedNodeList.java 
(original)
+++ 
activemq/trunk/kahadb/src/main/java/org/apache/kahadb/util/LinkedNodeList.java 
Mon Feb  2 19:38:04 2009
@@ -100,6 +100,8 @@
      * @return
      */
     public T rotate() {
+       if( head ==null )
+               return null;
         return head = head.getNextCircular();
     }