1 /*
2  * Copyright (C) 2010 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.bookmarkprovider;
18 
19 import android.content.ContentProvider;
20 import android.content.ContentValues;
21 import android.database.Cursor;
22 import android.database.MatrixCursor;
23 import android.net.Uri;
24 import android.provider.Browser;
25 import android.provider.BrowserContract;
26 
27 /**
28  * This class exists only for compatibility reasons to prevent apps
29  * querying it from getting null cursors they do not expect and crash.
30  */
31 public class BookmarkProvider extends ContentProvider {
32 
33     @Override
onCreate()34     public boolean onCreate() {
35         return true;
36     }
37 
38     @Override
getType(Uri uri)39     public String getType(Uri uri) {
40         return BrowserContract.Bookmarks.CONTENT_TYPE;
41     }
42 
43     @Override
insert(Uri uri, ContentValues values)44     public Uri insert(Uri uri, ContentValues values) {
45         return null;
46     }
47 
48     @Override
delete(Uri uri, String selection, String[] selectionArgs)49     public int delete(Uri uri, String selection, String[] selectionArgs) {
50         return 0;
51     }
52 
53     @Override
update(Uri uri, ContentValues values, String selection, String[] selectionArgs)54     public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
55         return 0;
56     }
57 
58     @Override
query(Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder)59     public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
60             String sortOrder) {
61         return new MatrixCursor(Browser.HISTORY_PROJECTION, 0);
62     }
63 }
64