package com.csf.simplelog.utils;
import android.text.TextUtils;
import android.util.Log;
/**
* ClassName: LogUtil
* Description:日志工具类
* Created by chensf on 2016-7-27 9:53.
*/
public class LogUtil {
private static final String TAG = LogUtil.class.getSimpleName();
/**
* 日志输出等级
*/
private static int LOG_LEVEL = Log.VERBOSE;
/**
* 是否显示日志
*/
private static boolean isShowLog = true;
private static final String DOUBLE_DIVIDER = "-----------------------------------------------------------------------------------------------------------";
public static void init(boolean isShowLog) {
LogUtil.isShowLog = isShowLog;
}
public static void init(boolean isShowLog, int logLevel) {
LogUtil.isShowLog = isShowLog;
LogUtil.LOG_LEVEL = logLevel;
}
public static int v(Object msg) {
return v(TAG, msg);
}
public static int v(String tag, Object msg) {
return v(tag, msg, null);
}
public static int v(String tag, Object msg, Throwable tr) {
return printLog(Log.VERBOSE, tag, msg, tr);
}
public static int d(Object msg) {
return d(TAG, msg);
}
public static int d(String tag, Object msg) {
return d(tag, msg, null);
}
public static int d(String tag, Object msg, Throwable tr) {
return printLog(Log.DEBUG, tag, msg, tr);
}
public static int i(Object msg) {
return i(TAG, msg);
}
public static int i(String tag, Object msg) {
return i(tag, msg, null);
}
public static int i(String tag, Object msg, Throwable tr) {
return printLog(Log.INFO, tag, msg, tr);
}
public static int w(Object msg) {
return w(TAG, msg);
}
public static int w(String tag, Object msg) {
return w(tag, msg, null);
}
public static int w(String tag, Object msg, Throwable tr) {
return printLog(Log.WARN, tag, msg, tr);
}
public static int e(Object msg) {
return e(TAG, msg);
}
public static int e(String tag, Object msg) {
return e(tag, msg, null);
}
public static int e(String tag, Object msg, Throwable tr) {
return printLog(Log.ERROR, tag, msg, tr);
}
private static int printLog(int type, String tag, Object msgObj, Throwable tr) {
if (!isShowLog) {
return 0;
}
String msg;
StringBuilder builder = new StringBuilder(DOUBLE_DIVIDER).append('\n').append(getFunctionName())
.append(DOUBLE_DIVIDER).append('\n').append(" ");
if (msgObj == null) {
msg = "";
} else {
msg = msgObj.toString();
}
if (!TextUtils.isEmpty(msg)) {
builder.append(msg);
}
if (tr != null) {
builder.append('\n').append(Log.getStackTraceString(tr));
}
builder.append('\n').append(DOUBLE_DIVIDER);
switch (type) {
case Log.VERBOSE:
if (LOG_LEVEL <= Log.VERBOSE) {
return Log.v(tag, builder.toString());
}
break;
case Log.DEBUG:
if (LOG_LEVEL <= Log.DEBUG) {
return Log.d(tag, builder.toString());
}
break;
case Log.INFO:
if (LOG_LEVEL <= Log.INFO) {
return Log.i(tag, builder.toString());
}
break;
case Log.WARN:
if (LOG_LEVEL <= Log.WARN) {
return Log.w(tag, builder.toString());
}
break;
case Log.ERROR:
if (LOG_LEVEL <= Log.ERROR) {
return Log.e(tag, builder.toString());
}
break;
}
return 0;
}
private static String getFunctionName() {
StackTraceElement[] elements = Thread.currentThread().getStackTrace();
if (elements == null) {
return "";
}
for (StackTraceElement ste : elements) {
if (ste.isNativeMethod()) {
continue;
}
if (ste.getClassName().equals(Thread.class.getName())) {
continue;
}
if (ste.getClassName().equals(LogUtil.class.getName())) {
continue;
}
return " " + ste.getFileName().substring(0, ste.getFileName().indexOf(".")) + "." + ste.getMethodName()
+ " (" + ste.getFileName() + ":" + ste.getLineNumber() + ")\n";
}
return "";
}
}
SimpleLog.zip （57个子文件） 
SimpleLog 
gradlew 5KB settings.gradle 16B SimpleLog.iml 963B .idea libraries junit_4_12.xml 477B support_vector_drawable_23_2_1.xml 664B hamcrest_core_1_3.xml 526B support_annotations_23_2_1.xml 543B appcompat_v7_23_2_1.xml 785B support_v4_23_2_1.xml 927B animated_vector_drawable_23_2_1.xml 669B runConfigurations.xml 564B misc.xml 3KB compiler.xml 686B workspace.xml 154KB gradle.xml 858B .name 9B encodings.xml 159B modules.xml 355B copyright profiles_settings.xml 76B gradle wrapper gradle-wrapper.properties 231B
gradle-wrapper.jar 52KB .gradle 2.10 tasks _app_compileDebugJavaWithJavac localJarClasspathSnapshot localJarClasspathSnapshot.bin 19KB localJarClasspathSnapshot.lock 17B localClassSetAnalysis localClassSetAnalysis.bin 24KB localClassSetAnalysis.lock 17B taskArtifacts cache.properties.lock 17B fileHashes.bin 161KB outputFileStates.bin 21KB taskArtifacts.bin 101KB fileSnapshots.bin 1.97MB cache.properties 31B local.properties 452B gradlew.bat 2KB gradle.properties 872B .gitignore 105B app src androidTest java com csf simplelog ApplicationTest.java 360B test java com csf simplelog ExampleUnitTest.java 324B main AndroidManifest.xml 725B res mipmap-hdpi 
ic_launcher.png 3KB mipmap-xxxhdpi ic_launcher.png 10KB mipmap-xhdpi ic_launcher.png 5KB mipmap-mdpi ic_launcher.png 2KB drawable layout activity_main.xml 718B values-w820dp dimens.xml 364B values colors.xml 214B strings.xml 75B styles.xml 394B dimens.xml 216B mipmap-xxhdpi ic_launcher.png 8KB java com csf simplelog utils LogUtil.java 5KB MainActivity.java 428B config MyApplication.java 602B build libs app.iml 9KB .gitignore 8B build.gradle 854B proguard-rules.pro 686B build.gradle 522B资源评论
南华2019-04-14测试过，能运行
