相关疑难解决方法(0)

这是SMS观察者代码.我需要检查只发送短信.当我使用时,content://sms/我得到了结果.但是当我使用时为什么不能得到结果content://sms/sent/呢？我正在使用Android 2.1.

import android.app.Service;
import android.content.ContentResolver;
import android.content.Intent;
import android.database.ContentObserver;
import android.database.Cursor;
import android.net.Uri;
import android.os.Handler;
import android.os.IBinder;
import android.util.Log;

public class smsSentService extends Service 
{
    ContentResolver contentResolver;
    Uri uri=Uri.parse("content://sms/sent");
    Handler handler;

    @Override
    public IBinder onBind(Intent arg0) 
    {
        return null;
    }

    @Override
    public void onCreate() 
    {
        contentResolver=getContentResolver();
        contentResolver.registerContentObserver(uri, true, new contentObserver(handler));
        super.onCreate();
    }

    @Override
    public void onStart(Intent intent, int startId) 
    {
        super.onStart(intent, startId);
    }

    @Override
    public void onDestroy() 
    {
        super.onDestroy();
    }

    public class contentObserver extends ContentObserver …