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 com.android.server.webkit;
18 
19 import android.content.Context;
20 import android.content.pm.PackageInfo;
21 import android.content.pm.PackageManager.NameNotFoundException;
22 import android.webkit.UserPackage;
23 import android.webkit.WebViewProviderInfo;
24 
25 import java.util.List;
26 
27 /**
28  * System interface for the WebViewUpdateService.
29  * This interface provides a way to test the WebView preparation mechanism - during normal use this
30  * interface is implemented using calls to the Android framework, but by providing an alternative
31  * implementation we can test the WebView preparation logic without reaching other framework code.
32  *
33  * @hide
34  */
35 public interface SystemInterface {
getWebViewPackages()36     public WebViewProviderInfo[] getWebViewPackages();
onWebViewProviderChanged(PackageInfo packageInfo)37     public int onWebViewProviderChanged(PackageInfo packageInfo);
getFactoryPackageVersion(String packageName)38     public long getFactoryPackageVersion(String packageName) throws NameNotFoundException;
39 
getUserChosenWebViewProvider(Context context)40     public String getUserChosenWebViewProvider(Context context);
updateUserSetting(Context context, String newProviderName)41     public void updateUserSetting(Context context, String newProviderName);
killPackageDependents(String packageName)42     public void killPackageDependents(String packageName);
43 
enablePackageForAllUsers(Context context, String packageName, boolean enable)44     public void enablePackageForAllUsers(Context context, String packageName, boolean enable);
45 
systemIsDebuggable()46     public boolean systemIsDebuggable();
getPackageInfoForProvider(WebViewProviderInfo configInfo)47     public PackageInfo getPackageInfoForProvider(WebViewProviderInfo configInfo)
48             throws NameNotFoundException;
49     /**
50      * Get the PackageInfos of all users for the package represented by {@param configInfo}.
51      * @return an array of UserPackages for a certain package, each UserPackage being belonging to a
52      *         certain user. The returned array can contain null PackageInfos if the given package
53      *         is uninstalled for some user.
54      */
getPackageInfoForProviderAllUsers(Context context, WebViewProviderInfo configInfo)55     public List<UserPackage> getPackageInfoForProviderAllUsers(Context context,
56             WebViewProviderInfo configInfo);
57 
getMultiProcessSetting(Context context)58     public int getMultiProcessSetting(Context context);
setMultiProcessSetting(Context context, int value)59     public void setMultiProcessSetting(Context context, int value);
notifyZygote(boolean enableMultiProcess)60     public void notifyZygote(boolean enableMultiProcess);
61     /** Start the zygote if it's not already running. */
ensureZygoteStarted()62     public void ensureZygoteStarted();
isMultiProcessDefaultEnabled()63     public boolean isMultiProcessDefaultEnabled();
64 }
65