Java tutorial
import java.util.concurrent.BlockingDeque; import java.util.concurrent.LinkedBlockingDeque; class Producer implements Runnable { private String name; private BlockingDeque<Integer> deque; public Producer(String name, BlockingDeque<Integer> deque) { this.name = name; this.deque = deque; } public synchronized void run() { for (int i = 0; i < 10; i++) { try { deque.offerLast(i); System.out.println(name + " puts " + i); Thread.sleep(300); } catch (InterruptedException e) { e.printStackTrace(); } } } } class Consumer implements Runnable { private String name; private BlockingDeque<Integer> deque; public Consumer(String name, BlockingDeque<Integer> deque) { this.name = name; this.deque = deque; } public synchronized void run() { for (int i = 0; i < 10; i++) { try { int j = deque.takeLast(); System.out.println(name + " takes " + j); Thread.sleep(3000); } catch (InterruptedException e) { e.printStackTrace(); } } } } public class Main { public static void main(String[] args) { BlockingDeque<Integer> deque = new LinkedBlockingDeque<Integer>(5); Runnable producer = new Producer("Producer", deque); Runnable consumer = new Consumer("Consumer", deque); new Thread(producer).start(); try { Thread.sleep(500); } catch (InterruptedException e) { e.printStackTrace(); } new Thread(consumer).start(); } }