WebIconDatabaseAdapter.java revision 4e6a034f041cbb629386a6f4dd45f1cdbd6e1abf 
1/*
2 * Copyright (C) 2012 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.webview.chromium;
18
19import android.content.ContentResolver;
20import android.webkit.WebIconDatabase;
21import android.webkit.WebIconDatabase.IconListener;
22
23/**
24 * Chromium implementation of WebIconDatabase -- big old no-op (base class is deprecated).
25 */
26final class WebIconDatabaseAdapter extends WebIconDatabase {
27    @Override
28    public void open(String path) {
29        // Intentional no-op: historically main effect of calling this method was to enable
30        // favicon download, but chromium webview always downloads favicons.
31    }
32
33    @Override
34    public void close() {
35        // Intentional no-op.
36    }
37
38    @Override
39    public void removeAllIcons() {
40        // Intentional no-op: we have no database so nothing to remove.
41    }
42
43    @Override
44    public void requestIconForPageUrl(String url, IconListener listener) {
45        // Intentional no-op.
46    }
47
48    @Override
49    public void bulkRequestIconForPageUrl(ContentResolver cr, String where,
50            IconListener listener) {
51        // Intentional no-op: hidden in base class.
52    }
53
54    @Override
55    public void retainIconForPageUrl(String url) {
56        // Intentional no-op.
57    }
58
59    @Override
60    public void releaseIconForPageUrl(String url) {
61        // Intentional no-op.
62    }
63}
64