AlarmService.java

package com.example.abcd.alarmclock;

import android.app.IntentService;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.IBinder;
import android.support.annotation.Nullable;
import android.support.v4.app.NotificationCompat;
import android.util.Log;
import android.widget.Toast;

public class AlarmService extends Service {
    private NotificationManager alarmNotificationManager;

    int check=0;


   /* public AlarmService() {
        super("AlarmService");
    }*/

  /*  public void onHandleIntent(Intent intent) {

    }

*/
    @Nullable
    @Override
    public IBinder onBind(Intent intent) {


        throw new UnsupportedOperationException("Not yet implemented");

    }

    @Override
    public int onStartCommand(Intent intent, int flags, int startId) {
        // Let it continue running until it is stopped.

        try {
            check = intent.getIntExtra("key", 1);
            if (check == 1) {
                sendNotification("It's a time to move on!");
            }
        }catch (Exception e){

        }

        return START_STICKY;
    }

    private void sendNotification(String msg) {
        Log.d("AlarmService", "Preparing to send notification...: " + msg);
        alarmNotificationManager = (NotificationManager) this
                .getSystemService(Context.NOTIFICATION_SERVICE);

        PendingIntent contentIntent = PendingIntent.getActivity(this, 0,
                new Intent(this, AlarmActivity.class), 0);

        NotificationCompat.Builder alamNotificationBuilder = new NotificationCompat.Builder(
                this).setContentTitle("Alarm").setSmallIcon(R.drawable.ic_action_name)
                .setStyle(new NotificationCompat.BigTextStyle().bigText(msg))
                .setContentText(msg);

        alamNotificationBuilder.setContentIntent(contentIntent);
        alarmNotificationManager.notify(1, alamNotificationBuilder.build());
        Log.d("AlarmService", "Notification sent.");
    }

    @Override
    public void onDestroy() {
        super.onDestroy();

        Toast.makeText(this, "Service Stopped", Toast.LENGTH_LONG).show();
    }
}