package com.marshalchen.common.commonUtils.basicUtils; import java.io.File; import java.io.FileOutputStream; import java.io.PrintWriter; import java.io.StringWriter; import java.io.Writer; import java.lang.Thread.UncaughtExceptionHandler; import java.lang.reflect.Field; import java.text.SimpleDateFormat; import java.util.Date; import java.util.HashMap; import java.util.Map; import android.content.Context; import android.content.pm.PackageInfo; import android.content.pm.PackageManager; import android.content.pm.PackageManager.NameNotFoundException; import android.os.Build; import android.os.Environment; import android.os.Looper; import android.util.Log; import android.widget.Toast; import com.marshalchen.common.commonUtils.logUtils.Logs; import com.nostra13.universalimageloader.utils.StorageUtils; /** * @ClassName: MyUncaughtExceptionHandler * @Description: catch the exception */ public class CrashHandler implements UncaughtExceptionHandler { public static String TAG = "Chen"; String showMessage = "There is something wrong with the app."; //Default UncaughtException private UncaughtExceptionHandler mDefaultHandler; //CrashHandler Instance private static CrashHandler INSTANCE = new CrashHandler(); //Context private Context mContext; //private Object systemServiceObject; //to store error info private Map<String, String> infos = new HashMap<String, String>(); //As part of file name private SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd-HH-mm-ss"); String crashFilePath = "/crash/"; private CrashHandler() { } /** * Singleton */ public static CrashHandler getInstance() { return INSTANCE; } /** * Initialize * * @param context * @param crashFilePath */ public void init(Context context, String crashFilePath, String showMessage) { mContext = context; mDefaultHandler = Thread.getDefaultUncaughtExceptionHandler(); Thread.setDefaultUncaughtExceptionHandler(this); // this.systemServiceObject = systemServiceObject; this.crashFilePath = crashFilePath; if (BasicUtils.judgeNotNull(showMessage)) { this.showMessage = showMessage; } } /** * Initialize * * @param context */ public void init(Context context) { init(context, "/crash/"); } /** * Initialize * * @param context */ public void init(Context context, String crashFilePath) { init(context, crashFilePath, ""); } /** * */ @Override public void uncaughtException(Thread thread, Throwable ex) { if (!handleException(ex) && mDefaultHandler != null) { mDefaultHandler.uncaughtException(thread, ex); } else { try { Thread.sleep(100); } catch (InterruptedException e) { Logs.e("error : ", e); } //退出程序 Logs.d("uncaught exception is catched!"); System.exit(0); Logs.d("SystemPendingIntent"); android.os.Process.killProcess(android.os.Process.myPid()); } } private boolean handleException(Throwable ex) { if (ex == null) { return false; } new Thread() { @Override public void run() { Looper.prepare(); Toast.makeText(mContext, showMessage, Toast.LENGTH_SHORT).show(); Looper.loop(); } }.start(); collectDeviceInfo(mContext); String filemameString = saveCrashInfo2File(ex); Logs.d("filemameString", filemameString); return true; } /** * Collect Device info * * @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 (NameNotFoundException e) { Logs.e("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()); Logs.d(field.getName() + " : " + field.get(null)); } catch (Exception e) { Logs.e("an error occured when collect crash info", e); } } } /** * Save Info to files * * @param ex * @return filename */ 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"; if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) { String path = //StorageUtils.getCacheDirectory(mContext) + Environment.getExternalStorageDirectory().getAbsolutePath() + (BasicUtils.judgeNotNull(crashFilePath) ? crashFilePath : "/crash/"); Logs.d("path----" + path); File dir = new File(path); if (!dir.exists()) { dir.mkdirs(); } FileOutputStream fos = new FileOutputStream(path + fileName); fos.write(sb.toString().getBytes()); fos.close(); } return fileName; } catch (Exception e) { Logs.e("an error occured while writing file...", e); } return null; } }