1 /*
2  * Copyright (C) 2021 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 package com.android.bedstead.dpmwrapper;
17 
18 import static com.android.bedstead.dpmwrapper.Utils.isCurrentUserOnHeadlessSystemUser;
19 
20 import android.content.BroadcastReceiver;
21 import android.content.Context;
22 import android.content.IntentFilter;
23 import android.util.Log;
24 
25 import androidx.localbroadcastmanager.content.LocalBroadcastManager;
26 
27 /**
28  * Helper class used by the test apps.
29  */
30 public final class TestAppHelper {
31 
32     private static final String TAG = TestAppHelper.class.getSimpleName();
33 
34     /**
35      * Called by test case to register a {@link BrodcastReceiver} to receive intents sent by the
36      * device owner's {@link android.app.admin.DeviceAdminReceiver}.
37      */
registerTestCaseReceiver(Context context, BroadcastReceiver receiver, IntentFilter filter)38     public static void registerTestCaseReceiver(Context context, BroadcastReceiver receiver,
39             IntentFilter filter) {
40         if (isCurrentUserOnHeadlessSystemUser(context)) {
41             TestAppCallbacksReceiver.registerReceiver(context, receiver, filter);
42             return;
43         }
44         Log.d(TAG, "Registering " + receiver + " to receive " + Utils.toString(filter)
45                 + " locally on user " + context.getUserId());
46         LocalBroadcastManager.getInstance(context).registerReceiver(receiver, filter);
47     }
48 
49     /**
50      * Called by test case to unregister a {@link BrodcastReceiver} that receive intents sent by the
51      * device owner's {@link android.app.admin.DeviceAdminReceiver}.
52      */
unregisterTestCaseReceiver(Context context, BroadcastReceiver receiver)53     public static void unregisterTestCaseReceiver(Context context, BroadcastReceiver receiver) {
54         if (isCurrentUserOnHeadlessSystemUser(context)) {
55             TestAppCallbacksReceiver.unregisterReceiver(context, receiver);
56             return;
57         }
58         Log.d(TAG, "Unegistering " + receiver + " locally on user " + context.getUserId());
59         LocalBroadcastManager.getInstance(context).unregisterReceiver(receiver);
60     }
61 
TestAppHelper()62     private TestAppHelper() {
63         throw new UnsupportedOperationException("contains only static methods");
64     }
65 }
66