| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * 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 "AS IS" 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. |
| */ |
| |
| package com.android.telecomm; |
| |
| import android.content.ComponentName; |
| import android.content.Intent; |
| import android.content.pm.PackageManager; |
| import android.content.pm.ResolveInfo; |
| import android.content.pm.ServiceInfo; |
| import android.telecomm.TelecommConstants; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.HashMap; |
| |
| /** |
| * Searches for and returns connection services. |
| */ |
| final class ConnectionServiceRepository |
| implements ServiceBinder.Listener<ConnectionServiceWrapper> { |
| private final HashMap<ComponentName, ConnectionServiceWrapper> mServiceCache = |
| new HashMap<ComponentName, ConnectionServiceWrapper>(); |
| |
| ConnectionServiceRepository() { |
| } |
| |
| Collection<ConnectionServiceWrapper> lookupServices() { |
| PackageManager packageManager = TelecommApp.getInstance().getPackageManager(); |
| Intent intent = new Intent(TelecommConstants.ACTION_CONNECTION_SERVICE); |
| ArrayList<ConnectionServiceWrapper> services = new ArrayList<>(); |
| |
| for (ResolveInfo entry : packageManager.queryIntentServices(intent, 0)) { |
| ServiceInfo serviceInfo = entry.serviceInfo; |
| if (serviceInfo != null) { |
| services.add(getService(new ComponentName( |
| serviceInfo.packageName, serviceInfo.name))); |
| } |
| } |
| return services; |
| } |
| |
| ConnectionServiceWrapper getService(ComponentName componentName) { |
| ConnectionServiceWrapper service = mServiceCache.get(componentName); |
| if (service == null) { |
| service = new ConnectionServiceWrapper(componentName, this); |
| service.addListener(this); |
| mServiceCache.put(componentName, service); |
| } |
| return service; |
| } |
| |
| /** |
| * Removes the specified service from the cache when the service unbinds. |
| * |
| * {@inheritDoc} |
| */ |
| @Override |
| public void onUnbind(ConnectionServiceWrapper service) { |
| mServiceCache.remove(service.getComponentName()); |
| } |
| } |