杜方 / CYTAndroid4.0

  package com.ectrip.cyt.utils;
  

  import android.text.TextUtils;

  import android.util.Log;
  

  import com.ectrip.cyt.exceptionsave.debug.ConfigureLog4J;
  
  import org.apache.log4j.Logger;
  
  import java.io.ByteArrayOutputStream;
  import java.io.PrintStream;
  

  /**
   * Log统一管理类
   */
  public class LogUtil
  {
  	public static boolean isDebug = true;// 是否需要打印bug，可以在application的onCreate函数里面初始化
  	private static final String TAG = "MyAndroid";

  	private static boolean isConfigured = false;

  
  	// 下面四个是默认tag的函数

  	public static void d(String tag, String message) {
  		if (isDebug) {
  			Logger LOGGER = getLogger(tag);
  			LOGGER.debug(message);
  		}

  	}
  

  	public static void d(String tag, String message, Throwable exception) {
  		if (isDebug) {
  			Logger LOGGER = getLogger(tag);
  			LOGGER.debug(message, exception);
  		}

  	}
  

  	public static void i(String tag, String message) {
  		if (isDebug) {
  			Logger LOGGER = getLogger(tag);
  			LOGGER.info(message);
  		}

  	}
  

  	public static void i(String tag, String message, Throwable exception) {
  		if (isDebug) {
  			Logger LOGGER = getLogger(tag);
  			LOGGER.info(message, exception);
  		}

  	}
  

  	public static void w(String tag, String message) {
  		if (isDebug) {
  			Logger LOGGER = getLogger(tag);
  			LOGGER.warn(message);
  		}

  	}
  

  	public static void w(String tag, String message, Throwable exception) {
  		if (isDebug) {
  			Logger LOGGER = getLogger(tag);
  			LOGGER.warn(message, exception);
  		}

  	}
  

  	public static void e(String tag, String message) {
  		if (isDebug) {
  			Logger LOGGER = getLogger(tag);
  			LOGGER.error(message);
  		}

  	}
  

  	public static void e(String tag, String message, Throwable exception) {
  		if (isDebug) {
  			Logger LOGGER = getLogger(tag);
  			LOGGER.error(message, exception);
  		}

  	}
  

  	private static Logger getLogger(String tag) {
  		if (!isConfigured) {
  			ConfigureLog4J configureLog4J = new ConfigureLog4J();
  			configureLog4J.configure();
  			isConfigured = true;
  		}
  		Logger logger;
  		if (TextUtils.isEmpty(tag)) {
  			logger = Logger.getRootLogger();
  		} else {
  			logger = Logger.getLogger(tag);
  		}
  		return logger;

  	}
  

  	public static String getExMsg(Exception e) {
  		e.printStackTrace();
  		ByteArrayOutputStream baos = new ByteArrayOutputStream();
  		e.printStackTrace(new PrintStream(baos));
  		String exception = baos.toString();
  		return exception;
  

  	}

  }