SyncAdaptersCache.java revision 4a6679b97e0285c5b65ec5c0d9080ff90d3e9e81 
1/*
2 * Copyright (C) 2009 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 android.content;
18
19import android.content.pm.RegisteredServicesCache;
20import android.content.res.TypedArray;
21import android.content.Context;
22import android.util.AttributeSet;
23
24/**
25 * A cache of services that export the {@link android.content.ISyncAdapter} interface.
26 * @hide
27 */
28/* package private */ class SyncAdaptersCache extends RegisteredServicesCache<SyncAdapterType> {
29    private static final String TAG = "Account";
30
31    private static final String SERVICE_INTERFACE = "android.content.SyncAdapter";
32    private static final String SERVICE_META_DATA = "android.content.SyncAdapter";
33    private static final String ATTRIBUTES_NAME = "sync-adapter";
34
35    SyncAdaptersCache(Context context) {
36        super(context, SERVICE_INTERFACE, SERVICE_META_DATA, ATTRIBUTES_NAME);
37    }
38
39    public SyncAdapterType parseServiceAttributes(String packageName, AttributeSet attrs) {
40        TypedArray sa = mContext.getResources().obtainAttributes(attrs,
41                com.android.internal.R.styleable.SyncAdapter);
42        try {
43            final String authority =
44                    sa.getString(com.android.internal.R.styleable.SyncAdapter_contentAuthority);
45            final String accountType =
46                    sa.getString(com.android.internal.R.styleable.SyncAdapter_accountType);
47            if (authority == null || accountType == null) {
48                return null;
49            }
50            final boolean userVisible =
51                    sa.getBoolean(com.android.internal.R.styleable.SyncAdapter_userVisible, true);
52            return new SyncAdapterType(authority, accountType, userVisible);
53        } finally {
54            sa.recycle();
55        }
56    }
57}