1 /*
2  * Copyright (C) 2019 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.cts.install.lib.testapp;
18 
19 import android.app.Activity;
20 import android.content.Context;
21 import android.content.Intent;
22 import android.content.SharedPreferences;
23 import android.os.Bundle;
24 
25 /**
26  * A crashing test app for testing apk rollback support.
27  */
28 public class CrashingMainActivity extends Activity {
29     @Override
onCreate(Bundle savedInstanceState)30     public void onCreate(Bundle savedInstanceState) {
31         super.onCreate(savedInstanceState);
32         incrementCountAndBroadcast();
33         throw new RuntimeException("Intended force crash");
34     }
35 
incrementCountAndBroadcast()36     private void incrementCountAndBroadcast() {
37         SharedPreferences preferences = getSharedPreferences("prefs", Context.MODE_PRIVATE);
38         SharedPreferences.Editor editor = preferences.edit();
39         int count = preferences.getInt("crash_count", 0);
40         editor.putInt("crash_count", ++count).commit();
41 
42         Intent intent = new Intent("com.android.tests.rollback.CRASH");
43         intent.putExtra("count", count);
44         sendBroadcast(intent);
45     }
46 }
47