Android application捕获崩溃异常
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Android application捕获崩溃异常
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Java代碼個人筆記：?? 通用?application?? 1、收集所有?avtivity?用于徹底退出應(yīng)用?? 2、捕獲崩潰異常,保存錯誤日志,并重啟應(yīng)用?? ?? ?? public?class?HKBaseApplication?extends?Application?{?? ????//?activity對象列表,用于activity統(tǒng)一管理?? ????private?List<Activity>?activityList;?? ????//?異常捕獲?? ????protected?boolean?isNeedCaughtExeption?=?true;//?是否捕獲未知異常?? ????private?PendingIntent?restartIntent;?? ????private?MyUncaughtExceptionHandler?uncaughtExceptionHandler;?? ????private?String?packgeName;?? ?? ????@Override?? ????public?void?onCreate()?{?? ????????super.onCreate();?? ?? ????????activityList?=?new?ArrayList<Activity>();?? ????????packgeName?=?getPackageName();?? ?? ????????if?(isNeedCaughtExeption)?{?? ????????????cauchException();?? ????????}?? ????}?? ?? ????//?-------------------異常捕獲-----捕獲異常后重啟系統(tǒng)-----------------//?? ?? ????private?void?cauchException()?{?? ????????Intent?intent?=?new?Intent();?? ????????//?參數(shù)1：包名，參數(shù)2：程序入口的activity?? ????????intent.setClassName(packgeName,?packgeName?+?".LoginActivity");?? ????????restartIntent?=?PendingIntent.getActivity(getApplicationContext(),?-1,?intent,?? ????????????????Intent.FLAG_ACTIVITY_NEW_TASK);?? ?? ????????//?程序崩潰時觸發(fā)線程?? ????????uncaughtExceptionHandler?=?new?MyUncaughtExceptionHandler();?? ????????Thread.setDefaultUncaughtExceptionHandler(uncaughtExceptionHandler);?? ????}?? ?? ????//?創(chuàng)建服務(wù)用于捕獲崩潰異常?? ????private?class?MyUncaughtExceptionHandler?implements?UncaughtExceptionHandler?{?? ????????@Override?? ????????public?void?uncaughtException(Thread?thread,?Throwable?ex)?{?? ????????????//?保存錯誤日志?? ????????????saveCatchInfo2File(ex);?? ?? ????????????//?1秒鐘后重啟應(yīng)用?? ????????????AlarmManager?mgr?=?(AlarmManager)?getSystemService(Context.ALARM_SERVICE);?? ????????????mgr.set(AlarmManager.RTC,?System.currentTimeMillis()?+?1000,?restartIntent);?? ?? ????????????//?關(guān)閉當(dāng)前應(yīng)用?? ????????????finishAllActivity();?? ????????????finishProgram();?? ????????}?? ????};?? ?? ????/**? ?????*?保存錯誤信息到文件中? ?????*?? ?????*?@return?返回文件名稱? ?????*/?? ????private?String?saveCatchInfo2File(Throwable?ex)?{?? ????????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?sb?=?writer.toString();?? ????????try?{?? ????????????DateFormat?formatter?=?new?SimpleDateFormat("yyyy-MM-dd-HH-mm-ss");?? ????????????String?time?=?formatter.format(new?Date());?? ????????????String?fileName?=?time?+?".txt";?? ????????????System.out.println("fileName:"?+?fileName);?? ????????????if?(Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED))?{?? ????????????????String?filePath?=?Environment.getExternalStorageDirectory()?+?"/HKDownload/"?+?packgeName?? ????????????????????????+?"/crash/";?? ????????????????File?dir?=?new?File(filePath);?? ????????????????if?(!dir.exists())?{?? ????????????????????if?(!dir.mkdirs())?{?? ????????????????????????//?創(chuàng)建目錄失敗:?一般是因為SD卡被拔出了?? ????????????????????????return?"";?? ????????????????????}?? ????????????????}?? ????????????????System.out.println("filePath?+?fileName:"?+?filePath?+?fileName);?? ????????????????FileOutputStream?fos?=?new?FileOutputStream(filePath?+?fileName);?? ????????????????fos.write(sb.getBytes());?? ????????????????fos.close();?? ????????????????//文件保存完了之后,在應(yīng)用下次啟動的時候去檢查錯誤日志,發(fā)現(xiàn)新的錯誤日志,就發(fā)送給開發(fā)者?? ????????????}?? ????????????return?fileName;?? ????????}?catch?(Exception?e)?{?? ????????????System.out.println("an?error?occured?while?writing?file..."?+?e.getMessage());?? ????????}?? ????????return?null;?? ????}?? ?? ????//?------------------------------activity管理-----------------------//?? ?? ????//?activity管理：從列表中移除activity?? ????public?void?removeActivity(Activity?activity)?{?? ????????activityList.remove(activity);?? ????}?? ?? ????//?activity管理：添加activity到列表?? ????public?void?addActivity(Activity?activity)?{?? ????????activityList.add(activity);?? ????}?? ?? ????//?activity管理：結(jié)束所有activity?? ????public?void?finishAllActivity()?{?? ????????for?(Activity?activity?:?activityList)?{?? ????????????if?(null?!=?activity)?{?? ????????????????activity.finish();?? ????????????}?? ????????}?? ????}?? ?? ????//?結(jié)束線程,一般與finishAllActivity()一起使用?? ????//?例如:?finishAllActivity;finishProgram();?? ????public?void?finishProgram()?{?? ????????android.os.Process.killProcess(android.os.Process.myPid());?? ????}?? } ?
來源：?http://zheyiw.iteye.com/blog/1670990
來自為知筆記(Wiz)
來源：?http://zheyiw.iteye.com/blog/1670990
來自為知筆記(Wiz)
轉(zhuǎn)載于:https://www.cnblogs.com/jeffen/p/6970864.html
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