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gitProject1/01src/net/micode/notes/gtask/remote/GTaskSyncService.java.html

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GTaskSyncService.java</font>
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<pre><span class="s0">/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
*
* Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an &quot;AS IS&quot; BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/</span>
<span class="s2">package </span><span class="s1">net.micode.notes.gtask.remote;</span>
<span class="s2">import </span><span class="s1">android.app.Activity;</span>
<span class="s2">import </span><span class="s1">android.app.Service;</span>
<span class="s2">import </span><span class="s1">android.content.Context;</span>
<span class="s2">import </span><span class="s1">android.content.Intent;</span>
<span class="s2">import </span><span class="s1">android.os.Bundle;</span>
<span class="s2">import </span><span class="s1">android.os.IBinder;</span>
<span class="s2">public class </span><span class="s1">GTaskSyncService </span><span class="s2">extends </span><span class="s1">Service {</span>
<span class="s2">public final static </span><span class="s1">String ACTION_STRING_NAME = </span><span class="s3">&quot;sync_action_type&quot;</span><span class="s1">;</span>
<span class="s2">public final static int </span><span class="s1">ACTION_START_SYNC = </span><span class="s4">0</span><span class="s1">;</span>
<span class="s2">public final static int </span><span class="s1">ACTION_CANCEL_SYNC = </span><span class="s4">1</span><span class="s1">;</span>
<span class="s2">public final static int </span><span class="s1">ACTION_INVALID = </span><span class="s4">2</span><span class="s1">;</span>
<span class="s2">public final static </span><span class="s1">String GTASK_SERVICE_BROADCAST_NAME = </span><span class="s3">&quot;net.micode.notes.gtask.remote.gtask_sync_service&quot;</span><span class="s1">;</span>
<span class="s2">public final static </span><span class="s1">String GTASK_SERVICE_BROADCAST_IS_SYNCING = </span><span class="s3">&quot;isSyncing&quot;</span><span class="s1">;</span>
<span class="s2">public final static </span><span class="s1">String GTASK_SERVICE_BROADCAST_PROGRESS_MSG = </span><span class="s3">&quot;progressMsg&quot;</span><span class="s1">;</span>
<span class="s2">private static </span><span class="s1">GTaskASyncTask mSyncTask = </span><span class="s2">null</span><span class="s1">;</span>
<span class="s2">private static </span><span class="s1">String mSyncProgress = </span><span class="s3">&quot;&quot;</span><span class="s1">;</span>
<span class="s2">private void </span><span class="s1">startSync() {</span>
<span class="s2">if </span><span class="s1">(mSyncTask == </span><span class="s2">null</span><span class="s1">) {</span>
<span class="s1">mSyncTask = </span><span class="s2">new </span><span class="s1">GTaskASyncTask(</span><span class="s2">this</span><span class="s1">, </span><span class="s2">new </span><span class="s1">GTaskASyncTask.OnCompleteListener() {</span>
<span class="s2">public void </span><span class="s1">onComplete() {</span>
<span class="s1">mSyncTask = </span><span class="s2">null</span><span class="s1">;</span>
<span class="s1">sendBroadcast(</span><span class="s3">&quot;&quot;</span><span class="s1">);</span>
<span class="s1">stopSelf();</span>
<span class="s1">}</span>
<span class="s1">});</span>
<span class="s1">sendBroadcast(</span><span class="s3">&quot;&quot;</span><span class="s1">);</span>
<span class="s1">mSyncTask.execute();</span>
<span class="s1">}</span>
<span class="s1">}</span>
<span class="s2">private void </span><span class="s1">cancelSync() {</span>
<span class="s2">if </span><span class="s1">(mSyncTask != </span><span class="s2">null</span><span class="s1">) {</span>
<span class="s1">mSyncTask.cancelSync();</span>
<span class="s1">}</span>
<span class="s1">}</span>
<span class="s1">@Override</span>
<span class="s2">public void </span><span class="s1">onCreate() {</span>
<span class="s1">mSyncTask = </span><span class="s2">null</span><span class="s1">;</span>
<span class="s1">}</span>
<span class="s1">@Override</span>
<span class="s2">public int </span><span class="s1">onStartCommand(Intent intent, </span><span class="s2">int </span><span class="s1">flags, </span><span class="s2">int </span><span class="s1">startId) {</span>
<span class="s1">Bundle bundle = intent.getExtras();</span>
<span class="s2">if </span><span class="s1">(bundle != </span><span class="s2">null </span><span class="s1">&amp;&amp; bundle.containsKey(ACTION_STRING_NAME)) {</span>
<span class="s2">switch </span><span class="s1">(bundle.getInt(ACTION_STRING_NAME, ACTION_INVALID)) {</span>
<span class="s2">case </span><span class="s1">ACTION_START_SYNC:</span>
<span class="s1">startSync();</span>
<span class="s2">break</span><span class="s1">;</span>
<span class="s2">case </span><span class="s1">ACTION_CANCEL_SYNC:</span>
<span class="s1">cancelSync();</span>
<span class="s2">break</span><span class="s1">;</span>
<span class="s2">default</span><span class="s1">:</span>
<span class="s2">break</span><span class="s1">;</span>
<span class="s1">}</span>
<span class="s2">return </span><span class="s1">START_STICKY;</span>
<span class="s1">}</span>
<span class="s2">return super</span><span class="s1">.onStartCommand(intent, flags, startId);</span>
<span class="s1">}</span>
<span class="s1">@Override</span>
<span class="s2">public void </span><span class="s1">onLowMemory() {</span>
<span class="s2">if </span><span class="s1">(mSyncTask != </span><span class="s2">null</span><span class="s1">) {</span>
<span class="s1">mSyncTask.cancelSync();</span>
<span class="s1">}</span>
<span class="s1">}</span>
<span class="s2">public </span><span class="s1">IBinder onBind(Intent intent) {</span>
<span class="s2">return null</span><span class="s1">;</span>
<span class="s1">}</span>
<span class="s2">public void </span><span class="s1">sendBroadcast(String msg) {</span>
<span class="s1">mSyncProgress = msg;</span>
<span class="s1">Intent intent = </span><span class="s2">new </span><span class="s1">Intent(GTASK_SERVICE_BROADCAST_NAME);</span>
<span class="s1">intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != </span><span class="s2">null</span><span class="s1">);</span>
<span class="s1">intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg);</span>
<span class="s1">sendBroadcast(intent);</span>
<span class="s1">}</span>
<span class="s2">public static void </span><span class="s1">startSync(Activity activity) {</span>
<span class="s1">GTaskManager.getInstance().setActivityContext(activity);</span>
<span class="s1">Intent intent = </span><span class="s2">new </span><span class="s1">Intent(activity, GTaskSyncService.</span><span class="s2">class</span><span class="s1">);</span>
<span class="s1">intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_START_SYNC);</span>
<span class="s1">activity.startService(intent);</span>
<span class="s1">}</span>
<span class="s2">public static void </span><span class="s1">cancelSync(Context context) {</span>
<span class="s1">Intent intent = </span><span class="s2">new </span><span class="s1">Intent(context, GTaskSyncService.</span><span class="s2">class</span><span class="s1">);</span>
<span class="s1">intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_CANCEL_SYNC);</span>
<span class="s1">context.startService(intent);</span>
<span class="s1">}</span>
<span class="s2">public static boolean </span><span class="s1">isSyncing() {</span>
<span class="s2">return </span><span class="s1">mSyncTask != </span><span class="s2">null</span><span class="s1">;</span>
<span class="s1">}</span>
<span class="s2">public static </span><span class="s1">String getProgressString() {</span>
<span class="s2">return </span><span class="s1">mSyncProgress;</span>
<span class="s1">}</span>
<span class="s1">}</span>
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