package devmanuals.com;

import java.util.concurrent.BlockingDeque;
import java.util.concurrent.LinkedBlockingDeque;
import java.util.concurrent.TimeUnit;

class OfferFirstTimeUnit implements Runnable 
{
	BlockingDeque<Integer> bdq;

	public OfferFirstTimeUnit(BlockingDeque<Integer> bdq) 
	{
		this.bdq = bdq;
	}

	public void run() 
	{
		System.out.println("Elements of deque are : ");
		int i;
		boolean bol=false;
		for(i=0; i<5;i++)
			bdq.offer(i);
			System.out.println(bdq);
			System.out.println("Size of deque = "+bdq.size());
		try {
				Thread.sleep(1000);
				bol = bdq.offerFirst(5,1,TimeUnit.SECONDS);
				System.out.println("The element is added into the deque : ");
				Thread.sleep(1000);
				System.out.println(bol);
				Thread.sleep(1000);
				System.out.println("Deque after adding element : "+bdq);
				System.out.println("Size of deque after adding element = "+bdq.size());	
		}
			catch (InterruptedException e) 
			{
				e.printStackTrace();
			}
	}
}
public class BdqOfferFirstTimeUnit {
	public static void main(String[] args) {
		BlockingDeque<Integer> bdq = new LinkedBlockingDeque<Integer>();
		Runnable a = new OfferFirstTimeUnit(bdq);
		new Thread(a).start();
	}
}