1 /* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.server.telecom; 18 19 import android.content.ComponentName; 20 import android.content.Context; 21 22 import java.util.HashMap; 23 24 /** 25 * Searches for and returns connection services. 26 */ 27 final class ConnectionServiceRepository 28 implements ServiceBinder.Listener<ConnectionServiceWrapper> { 29 private final HashMap<ComponentName, ConnectionServiceWrapper> mServiceCache = 30 new HashMap<ComponentName, ConnectionServiceWrapper>(); 31 private final PhoneAccountRegistrar mPhoneAccountRegistrar; 32 private final Context mContext; 33 34 ConnectionServiceRepository(PhoneAccountRegistrar phoneAccountRegistrar, Context context) { 35 mPhoneAccountRegistrar = phoneAccountRegistrar; 36 mContext = context; 37 } 38 39 ConnectionServiceWrapper getService(ComponentName componentName) { 40 ConnectionServiceWrapper service = mServiceCache.get(componentName); 41 if (service == null) { 42 service = new ConnectionServiceWrapper( 43 componentName, 44 this, 45 mPhoneAccountRegistrar, 46 mContext); 47 service.addListener(this); 48 mServiceCache.put(componentName, service); 49 } 50 return service; 51 } 52 53 /** 54 * Removes the specified service from the cache when the service unbinds. 55 * 56 * {@inheritDoc} 57 */ 58 @Override 59 public void onUnbind(ConnectionServiceWrapper service) { 60 mServiceCache.remove(service.getComponentName()); 61 } 62 } 63