1 /*
2  * Copyright (C) 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.android.server.backup.transport;
18 
19 import android.annotation.Nullable;
20 
21 /**
22  * Listener to be called by {@link TransportConnection#connectAsync(TransportConnectionListener,
23  * String)}.
24  */
25 public interface TransportConnectionListener {
26     /**
27      * Called when {@link TransportConnection} has a transport client available or that it decided
28      * it couldn't obtain one, in which case {@param transport} is null.
29      *
30      * @param transportClient A {@link BackupTransportClient} transport or null.
31      * @param transportConnection The {@link TransportConnection} used to retrieve this transport
32      *                            client.
33      */
onTransportConnectionResult( @ullable BackupTransportClient transportClient, TransportConnection transportConnection)34     void onTransportConnectionResult(
35             @Nullable BackupTransportClient transportClient,
36             TransportConnection transportConnection);
37 }
38