1 /*
2  * Copyright (C) 2020 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.wifi.util;
18 
19 import android.annotation.Nullable;
20 import android.net.wifi.IActionListener;
21 import android.os.RemoteException;
22 
23 /**
24  * Simple wrapper around {@link IActionListener} that triggers onSuccess/onFailure
25  * on a best effort basis.
26  */
27 public class ActionListenerWrapper {
28     private final IActionListener mListener;
29 
ActionListenerWrapper(@ullable IActionListener listener)30     public ActionListenerWrapper(@Nullable IActionListener listener) {
31         mListener = listener;
32     }
33 
34     /** Trigger the failure callback with a reason if the listener is non-null. */
sendFailure(int reason)35     public void sendFailure(int reason) {
36         if (mListener != null) {
37             try {
38                 mListener.onFailure(reason);
39             } catch (RemoteException e) {
40                 // no-op (client may be dead, nothing to be done)
41             }
42         }
43     }
44 
45     /** Trigger the success callback with a reason if the listener is non-null. */
sendSuccess()46     public void sendSuccess() {
47         if (mListener != null) {
48             try {
49                 mListener.onSuccess();
50             } catch (RemoteException e) {
51                 // no-op (client may be dead, nothing to be done)
52             }
53         }
54     }
55 }
56