improvements, proper remaining by mohan

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@172191 a5903396-d722-0410-b921-86c7d4935375
improvements, proper remaining by mohan

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@172192 a5903396-d722-0410-b921-86c7d4935375