94 lines
3.0 KiB
Java
94 lines
3.0 KiB
Java
/*
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* Twidere - Twitter client for Android
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*
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* Copyright (C) 2012-2014 Mariotaku Lee <mariotaku.lee@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.mariotaku.twidere.util;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.ContextWrapper;
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import android.content.Intent;
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import android.content.ServiceConnection;
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import android.util.Log;
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import java.util.HashMap;
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import static org.mariotaku.twidere.TwidereConstants.LOGTAG;
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public final class ServiceUtils {
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private static HashMap<Context, ServiceUtils.ServiceBinder> sConnectionMap = new HashMap<>();
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private ServiceUtils() {
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}
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public static ServiceToken bindToService(final Context context, final Intent intent,
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final ServiceConnection callback) {
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final ContextWrapper cw = new ContextWrapper(context);
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final ComponentName cn = cw.startService(intent);
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if (cn != null) {
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final ServiceUtils.ServiceBinder sb = new ServiceBinder(callback);
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if (cw.bindService(intent, sb, 0)) {
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sConnectionMap.put(cw, sb);
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return new ServiceToken(cw);
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}
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}
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Log.e(LOGTAG, "Failed to bind to service");
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return null;
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}
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public static void unbindFromService(final ServiceToken token) {
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final ServiceBinder serviceBinder = sConnectionMap.get(token.wrappedContext);
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if (serviceBinder == null) return;
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token.wrappedContext.unbindService(serviceBinder);
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}
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public static class ServiceToken {
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private final ContextWrapper wrappedContext;
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ServiceToken(final ContextWrapper context) {
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wrappedContext = context;
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}
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}
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static class ServiceBinder implements ServiceConnection {
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private final ServiceConnection mCallback;
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public ServiceBinder(final ServiceConnection callback) {
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mCallback = callback;
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}
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@Override
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public void onServiceConnected(final ComponentName className, final android.os.IBinder service) {
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if (mCallback != null) {
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mCallback.onServiceConnected(className, service);
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}
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}
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@Override
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public void onServiceDisconnected(final ComponentName className) {
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if (mCallback != null) {
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mCallback.onServiceDisconnected(className);
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}
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}
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}
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}
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