android的Log日志打印管理工具类(一)

android的Log日志的打印管理工具类:
  1 package com.gzcivil.utils;
  2 
  3 import android.util.Log;
  4 
  5 /**
  6  * 日志打印管理
  7  * 
  8  * @author LiJinlun
  9  * @time 2015-12-15
 10  */
 11 public class LogUtils {
 12     private static LogType mLogType;
 13     private static String mDefaultPrefix = " --- ";
 14 
 15     static {
 16         mLogType = LogType.ALL;
 17     }
 18 
 19     /**
 20      * 日志类型
 21      */
 22     public enum LogType {
 23         NONE, VERBOSE, DEBUG, INFO, WARN, ERROR, ALL
 24     }
 25 
 26     /**
 27      * 获取日志输出类型
 28      * 
 29      * @return
 30      */
 31     public static LogType getLogType() {
 32         return mLogType;
 33     }
 34 
 35     /**
 36      * 设置日志输出类型
 37      * 
 38      * @param mLogType
 39      */
 40     public static void setLogType(LogType mLogType) {
 41         LogUtils.mLogType = mLogType;
 42     }
 43 
 44     public static final void e(String tag, Object... objects) {
 45         if (logable(LogType.ERROR)) {
 46             StrBuffer sb = new StrBuffer();
 47             sb.append(mDefaultPrefix);
 48             sb.append(objects);
 49             Log.e(tag, sb.toString());
 50         }
 51     }
 52 
 53     public static final String getExceptionInfo(Throwable tr) {
 54         return Log.getStackTraceString(tr);
 55     }
 56 
 57     public static final void w(String tag, Object... objects) {
 58         if (logable(LogType.WARN)) {
 59             StrBuffer sb = new StrBuffer();
 60             sb.append(mDefaultPrefix);
 61             sb.append(objects);
 62             Log.w(tag, sb.toString());
 63         }
 64     }
 65 
 66     public static final void i(String tag, Object... objects) {
 67         if (logable(LogType.INFO)) {
 68             StrBuffer sb = new StrBuffer();
 69             sb.append(mDefaultPrefix);
 70             sb.append(objects);
 71             Log.i(tag, sb.toString());
 72         }
 73     }
 74 
 75     public static final void d(String tag, Object... objects) {
 76         if (logable(LogType.DEBUG)) {
 77             StrBuffer sb = new StrBuffer();
 78             sb.append(mDefaultPrefix);
 79             sb.append(objects);
 80             Log.d(tag, sb.toString());
 81         }
 82     }
 83 
 84     public static final void v(String tag, Object... objects) {
 85         if (logable(LogType.VERBOSE)) {
 86             StrBuffer sb = new StrBuffer();
 87             sb.append(mDefaultPrefix);
 88             sb.append(objects);
 89             Log.v(tag, sb.toString());
 90         }
 91     }
 92 
 93     private static final boolean logable(LogType aLogType) {
 94         if (mLogType == LogType.ALL || mLogType == aLogType) {
 95             return true;
 96         }
 97         return false;
 98     }
 99 
100     /**
101      * debug标签日志输出(建议仅在测试时使用改方法)
102      * 
103      * @param objects
104      */
105     public static final void debug(Object... objects) {
106         if (logable(LogType.DEBUG)) {
107             StrBuffer sb = new StrBuffer();
108             sb.append(mDefaultPrefix);
109             sb.append(objects);
110             Log.d("debug", sb.toString());
111         }
112     }
113 
114 }