android.os.BadParcelableException: ClassNotFoundException when unmarshalling:解决办法

 1 AlarmManager alarmMgr = (AlarmManager) mContext
 2                 .getSystemService(Context.ALARM_SERVICE);
 3         Intent intent = new Intent(ALARM_ALERT);
 4        // intent.setExtrasClassLoader(DBTask.class.getClassLoader());
 5         Bundle mBundle=new Bundle(); 
 6         mBundle.putParcelable(AlarmMeReceiver.DB_TASK_KEY,task); 
 7         intent.putExtras(mBundle); 
 8         int id=Integer.valueOf(task.id);
 9         PendingIntent pendIntent = PendingIntent.getBroadcast(
10                 mContext.getApplicationContext(), id, intent,
11                 PendingIntent.FLAG_UPDATE_CURRENT);
12         long triggerAtTime = task.time;
13         alarmMgr.set(AlarmManager.RTC_WAKEUP , triggerAtTime, pendIntent);

5052             try {
5053                 Bundle newb = new Bundle(other.mExtras);
5054                 newb.putAll(mExtras);
5055                 mExtras = newb;
5056             } catch (RuntimeException e) {
5057                 // Modifying the extras can cause us to unparcel the contents
5058                 // of the bundle, and if we do this in the system process that
5059                 // may fail.  We really should handle this (i.e., the Bundle
5060                 // impl shouldn‘t be on top of a plain map), but for now just
5061                 // ignore it and keep the original contents. :(
5062                 Log.w("Intent", "Failure filling in extras", e);
5063             }