src/com/owncloud/android/syncadapter/FileSyncService.java

   1 /* ownCloud Android client application
   2  *
   3  *   @author Bartek Przybylski
   4  *   @author David A. Velasco
   5  *   Copyright (C) 2011  Bartek Przybylski
   6  *   Copyright (C) 2012-2013 ownCloud Inc.
   7  *
   8  *   This program is free software: you can redistribute it and/or modify
   9  *   it under the terms of the GNU General Public License version 2,
  10  *   as published by the Free Software Foundation.
  11  *
  12  *   This program is distributed in the hope that it will be useful,
  13  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *   GNU General Public License for more details.
  16  *
  17  *   You should have received a copy of the GNU General Public License
  18  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  *
  20  */
  21 package com.owncloud.android.syncadapter;
  22
  23 import android.app.Service;
  24 import android.content.Intent;
  25 import android.os.IBinder;
  26
  27 /**
  28  * Background service for synchronizing remote files with their local state.
  29  *
  30  * Serves as a connector to an instance of {@link FileSyncAdapter}, as required by standard Android APIs.
  31  */
  32 public class FileSyncService extends Service {
  33
  34     // Storage for an instance of the sync adapter
  35     private static FileSyncAdapter sSyncAdapter = null;
  36     // Object to use as a thread-safe lock
  37     private static final Object sSyncAdapterLock = new Object();
  38
  39     /*
  40      * {@inheritDoc}
  41      */
  42     @Override
  43     public void onCreate() {
  44         synchronized (sSyncAdapterLock) {
  45             if (sSyncAdapter == null) {
  46                 sSyncAdapter = new FileSyncAdapter(getApplicationContext(), true);
  47             }
  48         }
  49     }
  50
  51     /*
  52      * {@inheritDoc}
  53      */
  54     @Override
  55     public IBinder onBind(Intent intent) {
  56        return sSyncAdapter.getSyncAdapterBinder();
  57     }
  58
  59 }