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我正在使用Eclipse + SDK 8編寫Android應用程序,運行在Android 2.2仿真器上。Android應用程序拋出虛擬機在AsyncTask中湮滅
我創建了一個AsyncTask來在後臺處理冗長的任務。下面是代碼:
public class taskSavingFavourite extends AsyncTask<Void, Void, Integer>
{
@Override
protected Integer doInBackground(Void... arg0)
{
List<MainListClass> mList = new ArrayList<MainListClass>();
String s = null;
int addedCount= 0;
if (mainListSubTabSelectedTab == 0) mList = buildingList;
else mList = storeList;
if (mList == null) return 0;
try
{
for (int i = 0; i < mList.size(); i ++)
{
if (mList.get(i).checked == 1)
{
s = htFavourite.get(mList.get(i).id+"-"+mList.get(i).type);
if (s == null)
{
addedCount ++;
if (!favouriteList.equals(""))
favouriteList = favouriteList + ";";
favouriteList = favouriteList +
mList.get(i).id + "-" + mList.get(i).type + ":" +
mList.get(i).name;
htFavourite.put(mList.get(i).id + "-" + mList.get(i).type,
mList.get(i).name);
mList.get(i).favourite = 1;
}
}
publishProgress();
}
if (addedCount != 0)
{
SharedPreferences settings = getSharedPreferences("MGS_PRIVATE_DATA", 0);
SharedPreferences.Editor editor = settings.edit();
editor.putString("favouriteList", favouriteList);
//Commit the edits!
editor.commit();
}
}
catch (Exception e) {};
return addedCount;
}
}
的問題是:當mList大(超過1000個項目),目前的活動將被強制關閉,回到發射活動。我確定它不會崩潰,因爲惱人的「不幸的......」對話框沒有出來。
我檢查logcat的,當它發生時,它總是有這樣的消息:
12-10 14:10:28.772: D/dalvikvm(976): threadid=9: sending two SIGSTKFLTs to threadid=2 (tid=977) to cause debuggerd dump
12-10 14:10:30.842: D/dalvikvm(976): Sent, pausing to let debuggerd run
12-10 14:10:38.903: D/dalvikvm(976): Continuing 12-10 14:10:38.903: E/dalvikvm(976): **VM aborting***
我不知道這是否是Android的bug還是我錯過了一些東西。