tests/RollbackTest/TestApp/src/com/android/tests/rollback/testapp/CrashingMainActivity.java

/*
 * Copyright (C) 2019 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.tests.rollback.testapp;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;

/**
 * A crashing test app for testing apk rollback support.
 */
public class CrashingMainActivity extends Activity {
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        incrementCountAndBroadcast();
        throw new RuntimeException("Intended force crash");
    }

    public void incrementCountAndBroadcast() {
        SharedPreferences preferences = getSharedPreferences("prefs", Context.MODE_PRIVATE);
        SharedPreferences.Editor editor = preferences.edit();
        int count = preferences.getInt("crash_count", 0);
        editor.putInt("crash_count", ++count).commit();

        Intent intent = new Intent("com.android.tests.rollback.CRASH");
        intent.putExtra("count", count);
        sendBroadcast(intent);
    }
}