| /* |
| * Copyright (C) 2016 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.server.wifi; |
| |
| import android.security.KeyStore; |
| |
| /** |
| * WiFi dependency injector using thread-safe lazy singleton pattern. To be used for accessing |
| * various wifi class instances and as a handle for mock injection. |
| */ |
| public class WifiInjector { |
| // see: https://en.wikipedia.org/wiki/Initialization-on-demand_holder_idiom |
| private static class LazyHolder { |
| public static final WifiInjector sInstance = new WifiInjector(); |
| } |
| |
| public static WifiInjector getInstance() { |
| return LazyHolder.sInstance; |
| } |
| |
| private final Clock mClock = new Clock(); |
| private final WifiMetrics mWifiMetrics = new WifiMetrics(mClock); |
| private final WifiLastResortWatchdog mWifiLastResortWatchdog = |
| new WifiLastResortWatchdog(mWifiMetrics); |
| private final PropertyService mPropertyService = new SystemPropertyService(); |
| private final BuildProperties mBuildProperties = new SystemBuildProperties(); |
| private final KeyStore mKeyStore = KeyStore.getInstance(); |
| |
| public WifiMetrics getWifiMetrics() { |
| return mWifiMetrics; |
| } |
| |
| public WifiLastResortWatchdog getWifiLastResortWatchdog() { |
| return mWifiLastResortWatchdog; |
| } |
| |
| public Clock getClock() { |
| return mClock; |
| } |
| |
| public PropertyService getPropertyService() { |
| return mPropertyService; |
| } |
| |
| public BuildProperties getBuildProperties() { return mBuildProperties; } |
| |
| public KeyStore getKeyStore() { |
| return mKeyStore; |
| } |
| } |