if (logger.isTraceEnabled()) {
                LogStream.setLevel(4);
            } else if (logger.isDebugEnabled()) {
                LogStream.setLevel(3);
            } else if (logger.isWarnEnabled()) {
                LogStream.setLevel(2);
            } else if (logger.isErrorEnabled()) {
                LogStream.setLevel(1);
            } else {
                LogStream.setLevel(0);
            }