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 androidx.window.common;
18 
19 import android.app.Activity;
20 import android.app.Application;
21 import android.os.Bundle;
22 
23 /**
24  * An empty implementation of {@link Application.ActivityLifecycleCallbacks} derived classes can
25  * implement the methods necessary.
26  */
27 public class EmptyLifecycleCallbacksAdapter implements Application.ActivityLifecycleCallbacks {
28     @Override
onActivityCreated(Activity activity, Bundle savedInstanceState)29     public void onActivityCreated(Activity activity, Bundle savedInstanceState) {
30     }
31 
32     @Override
onActivityStarted(Activity activity)33     public void onActivityStarted(Activity activity) {
34     }
35 
36     @Override
onActivityResumed(Activity activity)37     public void onActivityResumed(Activity activity) {
38     }
39 
40     @Override
onActivityPaused(Activity activity)41     public void onActivityPaused(Activity activity) {
42     }
43 
44     @Override
onActivityStopped(Activity activity)45     public void onActivityStopped(Activity activity) {
46     }
47 
48     @Override
onActivitySaveInstanceState(Activity activity, Bundle outState)49     public void onActivitySaveInstanceState(Activity activity, Bundle outState) {
50     }
51 
52     @Override
onActivityDestroyed(Activity activity)53     public void onActivityDestroyed(Activity activity) {
54     }
55 }
56