Merge records from ResultSet

Map> apps = new HashMap>();
final String APPLICATION_QUERY = EWMIG_Queries.getApplicationDetails(_instanceName); logger.info("APPLICATION_QUERY: " + APPLICATION_QUERY); pstmt = connection.prepareStatement(APPLICATION_QUERY, ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_UPDATABLE); rs_application = pstmt.executeQuery(); List valueObject; while(rs_application.next()){ List appDetails = new ArrayList(); final String currentKey = rs_application.getString(EWMIG_Constants.S_KEYVALUE).trim(); final String currentApp = rs_application.getString(EWMIG_Constants.S_APPLICATION).trim(); final String currentLanguage = rs_application.getString(EWMIG_Constants.S_LANGUAGE).trim(); final String currentDesc = rs_application.getString(EWMIG_Constants.S_DESCRIPTION).trim(); String details[] = {currentApp, currentLanguage, currentDesc}; appDetails.add(details); valueObject = apps.get(currentKey); if (valueObject == null) { apps.put(currentKey, appDetails); } else { (valueObject).add(details); apps.put(currentKey, valueObject); } }