package cn.com.qmth.examcloud.commons.logging;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.slf4j.spi.LocationAwareLogger;

/**
 * slf4j
 * 
 * @author WANGWEI
 */
public class SLF4JImpl implements ExamCloudLog {

	/**
	 * 属性注释
	 */
	private static final String callerFQCN = SLF4JImpl.class.getName();

	/**
	 * 属性注释
	 */
	private static final Logger testLogger = LoggerFactory.getLogger(SLF4JImpl.class);

	/**
	 * 属性注释
	 */
	private LocationAwareLogger log;

	static {
		if (!(testLogger instanceof LocationAwareLogger)) {
			throw new UnsupportedOperationException(testLogger.getClass() + " is not a suitable logger");
		}
	}

	/**
	 * 构造函数
	 * 
	 * @param log
	 */
	public SLF4JImpl(LocationAwareLogger log) {
		this.log = log;
	}

	/**
	 * 构造函数
	 */
	public SLF4JImpl(String loggerName) {
		this.log = (LocationAwareLogger) LoggerFactory.getLogger(loggerName);
	}

	@Override
	public boolean isDebugEnabled() {
		return log.isDebugEnabled();
	}

	@Override
	public void debug(String msg) {
		log.log(null, callerFQCN, LocationAwareLogger.DEBUG_INT, msg, null, null);
	}

	@Override
	public void debug(String msg, Throwable e) {
		log.log(null, callerFQCN, LocationAwareLogger.ERROR_INT, msg, null, e);
	}

	@Override
	public boolean isInfoEnabled() {
		return log.isInfoEnabled();
	}

	@Override
	public void info(String msg) {
		log.log(null, callerFQCN, LocationAwareLogger.INFO_INT, msg, null, null);
	}

	@Override
	public void info(String msg, Throwable t) {
		log.log(null, callerFQCN, LocationAwareLogger.INFO_INT, msg, null, t);
	}

	@Override
	public boolean isWarnEnabled() {
		return log.isWarnEnabled();
	}

	@Override
	public void warn(String msg) {
		log.log(null, callerFQCN, LocationAwareLogger.WARN_INT, msg, null, null);
	}

	@Override
	public void warn(String msg, Throwable t) {
		log.log(null, callerFQCN, LocationAwareLogger.WARN_INT, msg, null, t);
	}

	@Override
	public boolean isErrorEnabled() {
		return log.isErrorEnabled();
	}

	@Override
	public void error(String msg) {
		log.log(null, callerFQCN, LocationAwareLogger.ERROR_INT, msg, null, null);
	}

	@Override
	public void error(String msg, Throwable t) {
		log.log(null, callerFQCN, LocationAwareLogger.ERROR_INT, msg, null, t);
	}

}