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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 
17 package com.android.browser.tests.utils;
18 
19 import com.google.android.collect.Maps;
20 
21 import android.content.ContentProvider;
22 import android.content.ContentResolver;
23 import android.content.Context;
24 import android.content.IContentProvider;
25 import android.database.ContentObserver;
26 import android.net.Uri;
27 
28 import java.util.Map;
29 
30 public 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      */
MockContentResolver2()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      */
addProvider(String name, ContentProvider provider)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
acquireProvider(Context context, String name)61     protected IContentProvider acquireProvider(Context context, String name) {
62         return acquireExistingProvider(context, name);
63     }
64 
65     /** @hide */
66     @Override
acquireExistingProvider(Context context, String name)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
releaseProvider(IContentProvider provider)83     public boolean releaseProvider(IContentProvider provider) {
84         return true;
85     }
86 
87     /** @hide */
acquireUnstableProvider(Context c, String name)88     protected IContentProvider acquireUnstableProvider(Context c, String name) {
89         return acquireProvider(c, name);
90     }
91 
92     /** @hide */
releaseUnstableProvider(IContentProvider icp)93     public boolean releaseUnstableProvider(IContentProvider icp) {
94         return releaseProvider(icp);
95     }
96 
97     /** @hide */
unstableProviderDied(IContentProvider icp)98     public void unstableProviderDied(IContentProvider icp) {
99     }
100 
101     @Override
notifyChange(Uri uri, ContentObserver observer, boolean syncToNetwork)102     public void notifyChange(Uri uri, ContentObserver observer,
103             boolean syncToNetwork) {
104         mRootNode.notifyMyObservers(uri, 0, observer, false);
105     }
106 
safeRegisterContentObserver(Uri uri, boolean notifyForDescendents, ContentObserver observer)107     public void safeRegisterContentObserver(Uri uri, boolean notifyForDescendents,
108             ContentObserver observer) {
109         mRootNode.addObserver(uri, observer, notifyForDescendents);
110     }
111 
safeUnregisterContentObserver(ContentObserver observer)112     public void safeUnregisterContentObserver(ContentObserver observer) {
113         mRootNode.removeObserver(observer);
114     }
115 
116 }
117