1 /* 2 * Copyright (C) 2016 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.dialer.configprovider; 18 19 import android.content.Context; 20 import android.support.annotation.NonNull; 21 import android.support.annotation.Nullable; 22 import android.support.annotation.VisibleForTesting; 23 import android.support.v4.os.UserManagerCompat; 24 import com.android.dialer.common.Assert; 25 26 /** Accessor for getting a {@link ConfigProvider}. */ 27 public class ConfigProviderBindings { 28 29 private static ConfigProvider configProvider; 30 private static ConfigProvider configProviderStub; 31 32 public static ConfigProvider get(@NonNull Context context) { 33 Assert.isNotNull(context); 34 if (configProvider != null) { 35 return configProvider; 36 } 37 if (!UserManagerCompat.isUserUnlocked(context)) { 38 if (configProviderStub == null) { 39 configProviderStub = new ConfigProviderStub(); 40 } 41 return configProviderStub; 42 } 43 configProvider = ConfigProviderComponent.get(context).getConfigProvider(); 44 return configProvider; 45 } 46 47 @VisibleForTesting 48 public static void setForTesting(@Nullable ConfigProvider configProviderForTesting) { 49 configProvider = configProviderForTesting; 50 } 51 52 private static class ConfigProviderStub implements ConfigProvider { 53 @Override 54 public String getString(String key, String defaultValue) { 55 return defaultValue; 56 } 57 58 @Override 59 public long getLong(String key, long defaultValue) { 60 return defaultValue; 61 } 62 63 @Override 64 public boolean getBoolean(String key, boolean defaultValue) { 65 return defaultValue; 66 } 67 } 68 } 69
