closeStackTrace = XConnectionUtil.getStackTrace(new Exception());
closeStackTrace = new ObjectCloseTraceException(); closeStackTraceStr = XConnectionUtil.getStackTrace(closeStackTrace);
    synchronized void handleConnectionClose() throws SQLException {        try {            closeOpenStatements();        } finally {    		if (owner != null) {    			owner.connectionClosed(this);                        }        		closed = true;                		closeStackTrace = XConnectionUtil.getStackTrace(new Exception());        }	}