k-9/src/com/android/email/service/CoreService.java

package com.android.email.service;

import com.android.email.Email;

import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.os.IBinder;
import android.os.PowerManager;
import android.os.PowerManager.WakeLock;
import android.util.Log;

public abstract class CoreService extends Service
{
    
    protected static void addWakeLockId(Intent i, Integer wakeLockId)
    {
        if (wakeLockId != null)
        {
            i.putExtra(BootReceiver.WAKE_LOCK_ID, wakeLockId);
        }
    }
    
    @Override
    public void onStart(Intent intent, int startId) {
        
        PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
        WakeLock wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Email");
        wakeLock.setReferenceCounted(false);
        wakeLock.acquire(Email.MAIL_SERVICE_WAKE_LOCK_TIMEOUT);
        
        Log.i(Email.LOG_TAG, "CoreService: " + this.getClass().getName() + ".onStart(" + intent + ", " + startId);
        
        int wakeLockId = intent.getIntExtra(BootReceiver.WAKE_LOCK_ID, -1);
        if (wakeLockId != -1)
        {
            BootReceiver.releaseWakeLock(this, wakeLockId);
        }
        
        try
        {
            super.onStart(intent, startId);
            startService(intent, startId);
        }
        finally
        {
            if (wakeLock != null)
            {
                wakeLock.release();
            }
        }
        
    }
    
    
    public abstract void startService(Intent intent, int startId);
    
    @Override
    public IBinder onBind(Intent arg0)
    {
        // TODO Auto-generated method stub
        return null;
    }
    
    @Override
    public void onDestroy() {
            Log.i(Email.LOG_TAG, "CoreService: " + this.getClass().getName() + ".onDestroy()");
        super.onDestroy();
   //     MessagingController.getInstance(getApplication()).removeListener(mListener);
    }
}