1 /*
2  * Copyright 2022 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.example.androidx.mediarouting.services;
18 
19 import android.content.Intent;
20 import android.os.Binder;
21 import android.os.IBinder;
22 
23 import androidx.mediarouter.media.MediaRouteProvider;
24 import androidx.mediarouter.media.MediaRouteProviderService;
25 
26 import com.example.androidx.mediarouting.providers.SampleDynamicGroupMediaRouteProvider;
27 
28 import org.jspecify.annotations.NonNull;
29 import org.jspecify.annotations.Nullable;
30 
31 /**
32  * Demonstrates how to register a custom media route provider service
33  * using the support library.
34  *
35  * @see SampleDynamicGroupMediaRouteProvider
36  */
37 public class SampleDynamicGroupMediaRouteProviderService extends MediaRouteProviderService {
38 
39     public static final String ACTION_BIND_LOCAL = "com.example.androidx.mediarouting.BIND_LOCAL";
40 
41     private SampleDynamicGroupMediaRouteProvider mDynamicGroupMediaRouteProvider;
42 
43     @Override
onCreateMediaRouteProvider()44     public @NonNull MediaRouteProvider onCreateMediaRouteProvider() {
45         mDynamicGroupMediaRouteProvider = new SampleDynamicGroupMediaRouteProvider(this);
46         return mDynamicGroupMediaRouteProvider;
47     }
48 
49     @Override
onBind(@onNull Intent intent)50     public @Nullable IBinder onBind(@NonNull Intent intent) {
51         if (intent != null && ACTION_BIND_LOCAL.equals(intent.getAction())) {
52             return new LocalBinder();
53         } else {
54             return super.onBind(intent);
55         }
56     }
57 
58     /** Reload all routes provided by this service. */
reloadRoutes()59     public void reloadRoutes() {
60         if (mDynamicGroupMediaRouteProvider != null) {
61             mDynamicGroupMediaRouteProvider.reloadRoutes();
62         }
63     }
64 
65     /** Reload the flag for isDynamicRouteEnabled. */
reloadDynamicRoutesEnabled()66     public void reloadDynamicRoutesEnabled() {
67         if (mDynamicGroupMediaRouteProvider != null) {
68             mDynamicGroupMediaRouteProvider.reloadDynamicRoutesEnabled();
69         }
70     }
71 
72     /**
73      * Allows getting a direct reference to {@link SampleDynamicGroupMediaRouteProviderService} from
74      * bindings within the same process.
75      */
76     public class LocalBinder extends Binder {
getService()77         public @NonNull SampleDynamicGroupMediaRouteProviderService getService() {
78             return SampleDynamicGroupMediaRouteProviderService.this;
79         }
80     }
81 }
82