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代碼如下可以直接復制過去，別人的代碼修改了下

package com.hly.rtxt;
import android.annotation.SuppressLint;
import android.content.Context;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.os.Build;
import android.os.Environment;
import android.os.Looper;
import android.util.Log;
import android.widget.Toast;
import java.io.File;
import java.io.FileOutputStream;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.io.Writer;
import java.lang.reflect.Field;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;public class CrashHandler implements Thread.UncaughtExceptionHandler {public static final String TAG = "CrashHandler";// 系統默認的UncaughtException處理類private Thread.UncaughtExceptionHandler mDefaultHandler;// CrashHandler實例private static CrashHandler INSTANCE = new CrashHandler();// 程序的Context對象private Context mContext;// 用來存儲設備信息和異常信息private Map<String, String> infos = new HashMap<String, String>();// 用于格式化日期,作為日志文件名的一部分@SuppressLint("SimpleDateFormat")private DateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH-mm-ss");/** 保證只有一個CrashHandler實例 */private CrashHandler() {}/** 獲取CrashHandler實例 ,單例模式 */public static CrashHandler getInstance() {return INSTANCE;}/*** 初始化** @param context*/public void init(Context context) {mContext = context;// 獲取系統默認的UncaughtException處理器mDefaultHandler = Thread.getDefaultUncaughtExceptionHandler();// 設置該CrashHandler為程序的默認處理器Thread.setDefaultUncaughtExceptionHandler(this);}/*** 當UncaughtException發生時會轉入該函數來處理*/@Overridepublic void uncaughtException(Thread thread, Throwable ex) {if (!handleException(ex) && mDefaultHandler != null) {// 如果用戶沒有處理則讓系統默認的異常處理器來處理mDefaultHandler.uncaughtException(thread, ex);} else {try {Thread.sleep(3000);} catch (InterruptedException e) {Log.e(TAG, "error : ", e);}// 退出程序android.os.Process.killProcess(android.os.Process.myPid());System.exit(1);}}/*** 自定義錯誤處理,收集錯誤信息 發送錯誤報告等操作均在此完成.** @param ex* @return true:如果處理了該異常信息;否則返回false.*/private boolean handleException(Throwable ex) {if (ex == null) {return false;}// 使用Toast來顯示異常信息new Thread() {@Overridepublic void run() {Looper.prepare();Toast.makeText(mContext, "很抱歉,程序出現異常,即將退出.", Toast.LENGTH_LONG).show();Looper.loop();}}.start();// 收集設備參數信息collectDeviceInfo(mContext);// 保存日志文件saveCrashInfo2File(ex);return true;}/*** 收集設備參數信息** @param ctx*/public void collectDeviceInfo(Context ctx) {try {PackageManager pm = ctx.getPackageManager();PackageInfo pi = pm.getPackageInfo(ctx.getPackageName(), PackageManager.GET_ACTIVITIES);if (pi != null) {String versionName = pi.versionName == null ? "null" : pi.versionName;String versionCode = pi.versionCode + "";infos.put("versionName", versionName);infos.put("versionCode", versionCode);}} catch (PackageManager.NameNotFoundException e) {Log.e(TAG, "an error occured when collect package info", e);}Field[] fields = Build.class.getDeclaredFields();for (Field field : fields) {try {field.setAccessible(true);infos.put(field.getName(), field.get(null).toString());Log.d(TAG, field.getName() + " : " + field.get(null));} catch (Exception e) {Log.e(TAG, "an error occured when collect crash info", e);}}}/*** 保存錯誤信息到文件中** @param ex* @return 返回文件名稱,便于將文件傳送到服務器*/private String saveCrashInfo2File(Throwable ex) {StringBuffer sb = new StringBuffer();for (Map.Entry<String, String> entry : infos.entrySet()) {String key = entry.getKey();String value = entry.getValue();sb.append(key + "=" + value + "\n");}Writer writer = new StringWriter();PrintWriter printWriter = new PrintWriter(writer);ex.printStackTrace(printWriter);Throwable cause = ex.getCause();while (cause != null) {cause.printStackTrace(printWriter);cause = cause.getCause();}printWriter.close();String result = writer.toString();sb.append(result);try {long timestamp = System.currentTimeMillis();String time = formatter.format(new Date());String fileName = "crash-" + time + "-" + timestamp + ".log";String mPath =  mContext.getExternalCacheDir().getPath();String path = mPath+"/"+fileName;File dir = new File(path);if (!dir.exists()) {dir.createNewFile();}FileOutputStream fos = new FileOutputStream(path + fileName);fos.write(sb.toString().getBytes());fos.close();return fileName;} catch (Exception e) {Log.e(TAG, "an error occured while writing file...", e);}return null;}}

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然后在Application 里面填寫如下

public class BaseApplication extends Application{@Overridepublic void onCreate() {super.onCreate();CrashHandler.getInstance().init(getApplicationContext());}}

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查看的地方在Android 然后是自己的報名 里面然后 然后點擊找到log 即可查看。。。。。。。。

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