1 /*
2  * Copyright (C) 2016 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 android.webkit;
18 
19 import android.annotation.SystemApi;
20 import android.os.RemoteException;
21 
22 /**
23  * @hide
24  */
25 @SystemApi
26 public final class WebViewUpdateService {
27 
WebViewUpdateService()28     private WebViewUpdateService () {}
29 
30     /**
31      * Fetch all packages that could potentially implement WebView.
32      */
getAllWebViewPackages()33     public static WebViewProviderInfo[] getAllWebViewPackages() {
34         try {
35             return getUpdateService().getAllWebViewPackages();
36         } catch (RemoteException e) {
37             throw new RuntimeException(e);
38         }
39     }
40 
41     /**
42      * Fetch all packages that could potentially implement WebView and are currently valid.
43      */
getValidWebViewPackages()44     public static WebViewProviderInfo[] getValidWebViewPackages() {
45         try {
46             return getUpdateService().getValidWebViewPackages();
47         } catch (RemoteException e) {
48             throw new RuntimeException(e);
49         }
50     }
51 
52     /**
53      * Used by DevelopmentSetting to get the name of the WebView provider currently in use.
54      */
getCurrentWebViewPackageName()55     public static String getCurrentWebViewPackageName() {
56         try {
57             return getUpdateService().getCurrentWebViewPackageName();
58         } catch (RemoteException e) {
59             throw new RuntimeException(e);
60         }
61     }
62 
getUpdateService()63     private static IWebViewUpdateService getUpdateService() {
64         return WebViewFactory.getUpdateService();
65     }
66 }
67