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1 /*
2  * Copyright (C) 2024 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.net.wifi.usd;
18 
19 import android.annotation.FlaggedApi;
20 import android.annotation.NonNull;
21 import android.annotation.RequiresApi;
22 import android.annotation.SystemApi;
23 import android.net.wifi.flags.Flags;
24 import android.os.Build;
25 
26 
27 /**
28  * USD subscribe session callbacks. Should be extended by applications wanting notifications.
29  *
30  * @hide
31  */
32 @RequiresApi(Build.VERSION_CODES.BAKLAVA)
33 @SystemApi
34 @FlaggedApi(Flags.FLAG_USD)
35 public class SubscribeSessionCallback extends SessionCallback {
36 
37     /**
38      * Called when a subscribe session cannot be created.
39      *
40      * @param reason reason code as defined in {@code FAILURE_XXX}
41      */
onSubscribeFailed(@ailureCode int reason)42     public void onSubscribeFailed(@FailureCode int reason) {
43     }
44 
45     /**
46      * Called when a subscribe operation is started successfully.
47      *
48      * @param session subscribe session
49      */
onSubscribeStarted(@onNull SubscribeSession session)50     public void onSubscribeStarted(@NonNull SubscribeSession session) {
51     }
52 
53     /**
54      * Called when a subscribe operation results in a service discovery.
55      *
56      * @param discoveryResult A structure containing information of the discovery session and
57      *                        discovered peer
58      */
onServiceDiscovered(@onNull DiscoveryResult discoveryResult)59     public void onServiceDiscovered(@NonNull DiscoveryResult discoveryResult) {
60     }
61 }
62