MainActivity

package com.example.alarmnotification;

import java.util.Calendar;
import java.util.Random;

import android.app.Activity;
import android.app.AlarmManager;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.NotificationCompat;
import android.view.Menu;
import android.view.View;
import android.widget.TimePicker;

public class MainActivity extends Activity
{

	@Override
	protected void onCreate(Bundle savedInstanceState)
	{
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu)
	{
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.main, menu);
		return true;
	}

	public void onButtonAddNotificationClicked(View v)
	{
		// parse the time from the time picker
		TimePicker timePicker = (TimePicker) findViewById(R.id.timePicker);
		Calendar calendar = Calendar.getInstance();
		calendar.setTimeInMillis(System.currentTimeMillis());
		calendar.set(Calendar.HOUR_OF_DAY, timePicker.getCurrentHour());
		calendar.set(Calendar.MINUTE, timePicker.getCurrentMinute());

		// make an alarm with an intent to start the receiver
		Intent startIntent = new Intent("alarmNotification");
		PendingIntent startPIntent = PendingIntent.getBroadcast(this, 0, startIntent, 0);
		AlarmManager alarm = (AlarmManager) getSystemService(ALARM_SERVICE);
		alarm.set(AlarmManager.RTC_WAKEUP, calendar.getTimeInMillis(), startPIntent);
	}
}