Committing patch for WSAS-1331. Thanks Geeth for the contribution

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@179142 a5903396-d722-0410-b921-86c7d4935375
Committing patch for WSAS-1331. Thanks Geeth for the contribution

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@179143 a5903396-d722-0410-b921-86c7d4935375
fixing Nullpointer exception in tests

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@179144 a5903396-d722-0410-b921-86c7d4935375