1 /*
2  * Copyright (C) 2023 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.server.wm.activity.lifecycle;
18 
19 import static android.server.wm.activity.lifecycle.LifecycleConstants.EXTRA_ACTIVITY_ON_USER_LEAVE_HINT;
20 import static android.server.wm.activity.lifecycle.LifecycleConstants.EXTRA_FINISH_IN_ON_CREATE;
21 import static android.server.wm.activity.lifecycle.LifecycleConstants.EXTRA_FINISH_IN_ON_PAUSE;
22 import static android.server.wm.activity.lifecycle.LifecycleConstants.EXTRA_FINISH_IN_ON_RESUME;
23 import static android.server.wm.activity.lifecycle.LifecycleConstants.EXTRA_FINISH_IN_ON_START;
24 import static android.server.wm.activity.lifecycle.LifecycleConstants.EXTRA_FINISH_IN_ON_STOP;
25 import static android.server.wm.activity.lifecycle.LifecycleConstants.EXTRA_START_ACTIVITY_IN_ON_CREATE;
26 import static android.server.wm.activity.lifecycle.LifecycleConstants.EXTRA_START_ACTIVITY_WHEN_IDLE;
27 import static android.server.wm.activity.lifecycle.LifecycleConstants.ON_CREATE;
28 import static android.server.wm.activity.lifecycle.LifecycleConstants.ON_DESTROY;
29 import static android.server.wm.activity.lifecycle.LifecycleConstants.ON_PAUSE;
30 import static android.server.wm.activity.lifecycle.LifecycleConstants.ON_RESTART;
31 import static android.server.wm.activity.lifecycle.LifecycleConstants.ON_RESUME;
32 import static android.server.wm.activity.lifecycle.LifecycleConstants.ON_START;
33 import static android.server.wm.activity.lifecycle.LifecycleConstants.ON_STOP;
34 import static android.server.wm.activity.lifecycle.LifecycleConstants.ON_USER_LEAVE_HINT;
35 
36 import android.app.Activity;
37 import android.content.Intent;
38 import android.net.Uri;
39 import android.os.Bundle;
40 import android.os.Looper;
41 
42 /** Base activity that only tracks fundamental activity lifecycle states. */
43 public class LifecycleTrackingActivity extends Activity {
44     EventLog.EventLogClient mEventLogClient;
45 
46     @Override
onCreate(Bundle savedInstanceState)47     protected void onCreate(Bundle savedInstanceState) {
48         super.onCreate(savedInstanceState);
49         mEventLogClient = EventLog.EventLogClient.create(this.getClass().getCanonicalName(), this,
50                 Uri.parse("content://android.server.wm.lifecycle.logprovider"));
51         mEventLogClient.onCallback(ON_CREATE);
52 
53         final Intent intent = getIntent();
54         final Intent startOnCreate =
55                 intent.getParcelableExtra(EXTRA_START_ACTIVITY_IN_ON_CREATE);
56         if (startOnCreate != null) {
57             startActivity(startOnCreate);
58         }
59 
60         final Intent startOnIdle = intent.getParcelableExtra(EXTRA_START_ACTIVITY_WHEN_IDLE);
61         if (startOnIdle != null) {
62             Looper.getMainLooper().getQueue().addIdleHandler(() -> {
63                 startActivity(startOnIdle);
64                 return false;
65             });
66         }
67 
68         if (intent.getBooleanExtra(EXTRA_FINISH_IN_ON_CREATE, false)) {
69             finish();
70         }
71     }
72 
73     @Override
onStart()74     protected void onStart() {
75         super.onStart();
76         mEventLogClient.onCallback(ON_START);
77 
78         if (getIntent().getBooleanExtra(EXTRA_FINISH_IN_ON_START, false)) {
79             finish();
80         }
81     }
82 
83     @Override
onResume()84     protected void onResume() {
85         super.onResume();
86         mEventLogClient.onCallback(ON_RESUME);
87 
88         final Intent intent = getIntent();
89         if (intent.getBooleanExtra(EXTRA_FINISH_IN_ON_RESUME, false)) {
90             finish();
91         }
92     }
93 
94     @Override
onPause()95     protected void onPause() {
96         super.onPause();
97         mEventLogClient.onCallback(ON_PAUSE);
98 
99         if (getIntent().getBooleanExtra(EXTRA_FINISH_IN_ON_PAUSE, false)) {
100             finish();
101         }
102     }
103 
104     @Override
onStop()105     protected void onStop() {
106         super.onStop();
107         mEventLogClient.onCallback(ON_STOP);
108 
109         if (getIntent().getBooleanExtra(EXTRA_FINISH_IN_ON_STOP, false)) {
110             finish();
111         }
112     }
113 
114     @Override
onDestroy()115     protected void onDestroy() {
116         super.onDestroy();
117         mEventLogClient.onCallback(ON_DESTROY);
118         mEventLogClient.close();
119     }
120 
121     @Override
onRestart()122     protected void onRestart() {
123         super.onRestart();
124         mEventLogClient.onCallback(ON_RESTART);
125     }
126 
127     @Override
onUserLeaveHint()128     protected void onUserLeaveHint() {
129         super.onUserLeaveHint();
130 
131         if (getIntent().getBooleanExtra(EXTRA_ACTIVITY_ON_USER_LEAVE_HINT, false)) {
132             mEventLogClient.onCallback(ON_USER_LEAVE_HINT);
133         }
134     }
135 }
136