1/* 2 * Copyright (C) 2011 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 17package com.android.browser.tests.utils; 18 19import com.google.android.collect.Maps; 20 21import android.content.ContentProvider; 22import android.content.ContentResolver; 23import android.content.Context; 24import android.content.IContentProvider; 25import android.database.ContentObserver; 26import android.net.Uri; 27 28import java.util.Map; 29 30public class MockContentResolver2 extends ContentResolver { 31 32 Map<String, ContentProvider> mProviders; 33 private final MockObserverNode mRootNode = new MockObserverNode(""); 34 35 /* 36 * Creates a local map of providers. This map is used instead of the global map when an 37 * API call tries to acquire a provider. 38 */ 39 public MockContentResolver2() { 40 super(null); 41 mProviders = Maps.newHashMap(); 42 } 43 44 /** 45 * Adds access to a provider based on its authority 46 * 47 * @param name The authority name associated with the provider. 48 * @param provider An instance of {@link android.content.ContentProvider} or one of its 49 * subclasses, or null. 50 */ 51 public void addProvider(String name, ContentProvider provider) { 52 53 /* 54 * Maps the authority to the provider locally. 55 */ 56 mProviders.put(name, provider); 57 } 58 59 /** @hide */ 60 @Override 61 protected IContentProvider acquireProvider(Context context, String name) { 62 return acquireExistingProvider(context, name); 63 } 64 65 /** @hide */ 66 @Override 67 protected IContentProvider acquireExistingProvider(Context context, String name) { 68 69 /* 70 * Gets the content provider from the local map 71 */ 72 final ContentProvider provider = mProviders.get(name); 73 74 if (provider != null) { 75 return provider.getIContentProvider(); 76 } else { 77 return null; 78 } 79 } 80 81 /** @hide */ 82 @Override 83 public boolean releaseProvider(IContentProvider provider) { 84 return true; 85 } 86 87 @Override 88 public void notifyChange(Uri uri, ContentObserver observer, 89 boolean syncToNetwork) { 90 mRootNode.notifyMyObservers(uri, 0, observer, false); 91 } 92 93 public void safeRegisterContentObserver(Uri uri, boolean notifyForDescendents, 94 ContentObserver observer) { 95 mRootNode.addObserver(uri, observer, notifyForDescendents); 96 } 97 98 public void safeUnregisterContentObserver(ContentObserver observer) { 99 mRootNode.removeObserver(observer); 100 } 101 102} 103