int result=0;
CVDal cvdal = new CVDal(dataSource);
try {
InitialContext ic = CVUtility.getInitialContext();
ActivityHelperLocalHome home = (ActivityHelperLocalHome)ic.lookup("local/ActivityHelper");
ActivityHelperLocal remote = (ActivityHelperLocal) home.create();
remote.setDataSource(dataSource);
remote.deleteActivity(activityid,individualID);
cvdal.setSqlQuery("DELETE FROM literaturerequest WHERE ActivityID = ? ");
cvdal.setInt(1 , activityid );