65 lines
2.0 KiB
Java
65 lines
2.0 KiB
Java
/*
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* Copyright 2016 Christian Basler
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package ch.dissem.apps.abit.synchronization;
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import android.app.Service;
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import android.content.Intent;
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import android.os.IBinder;
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/**
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* Define a Service that returns an IBinder for the
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* sync adapter class, allowing the sync adapter framework to call
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* onPerformSync().
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*/
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public class SyncService extends Service {
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// Storage for an instance of the sync adapter
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private static SyncAdapter syncAdapter = null;
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// Object to use as a thread-safe lock
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private static final Object syncAdapterLock = new Object();
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/**
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* Instantiate the sync adapter object.
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*/
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@Override
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public void onCreate() {
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/*
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* Create the sync adapter as a singleton.
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* Set the sync adapter as syncable
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* Disallow parallel syncs
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*/
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synchronized (syncAdapterLock) {
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if (syncAdapter == null) {
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syncAdapter = new SyncAdapter(this, true);
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}
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}
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}
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/**
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* Return an object that allows the system to invoke
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* the sync adapter.
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*/
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@Override
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public IBinder onBind(Intent intent) {
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/*
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* Get the object that allows external processes
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* to call onPerformSync(). The object is created
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* in the base class code when the SyncAdapter
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* constructors call super()
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*/
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return syncAdapter.getSyncAdapterBinder();
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}
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} |