tests/ServiceCrashTest/src/com/android/tests/servicecrashtest/CrashingService.java

/*
 * Copyright (C) 2017 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.servicecrashtest;

import android.app.Service;
import android.content.Intent;
import android.os.Handler;
import android.os.HandlerThread;
import android.os.IBinder;
import android.os.Looper;
import android.os.Message;
import android.os.Process;
import android.widget.Toast;

public class CrashingService extends Service {
    private ServiceHandler mServiceHandler;

    static long CRASH_DELAY = 1000;

    // Handler that receives messages from the thread
    private final class ServiceHandler extends Handler {
        public ServiceHandler(Looper looper) {
            super(looper);
        }

        @Override
        public void handleMessage(Message msg) {
            throw new RuntimeException("Crashing!");
        }
    }

    @Override
    public void onCreate() {
        mServiceHandler = new ServiceHandler(Looper.getMainLooper());
        Toast.makeText(this, "service starting", Toast.LENGTH_SHORT).show();

        Message msg = mServiceHandler.obtainMessage();
        mServiceHandler.sendMessageDelayed(msg, CRASH_DELAY);
    }

    @Override
    public int onStartCommand(Intent intent, int flags, int startId) {
        // If we get killed, after returning from here, restart
        return START_STICKY;
    }

    @Override
    public IBinder onBind(Intent intent) {
        // We don't provide binding, so return null
        return null;
    }
}