final TransferQueue<String> transferQueue = new LinkedTransferQueue<String>();

Runnable producer = new Runnable() {

  @Override
  public void run() {
    try {
      System.out.println("Before Transfer.");
      transferQueue.transfer("Hello World!!");
      System.out.println("After Transfer.");
    } catch (InterruptedException e) {
      e.printStackTrace();
    }
  }
};

Runnable consumer = new Runnable() {

  @Override
  public void run() {
    try {
      Thread.sleep(5000);
      System.out.println("Before Consumer.");
      System.out.println(transferQueue.poll());
      System.out.println("After Consumer.");
    } catch (InterruptedException e) {
      e.printStackTrace();
    }
  }
};

Thread t1 = new Thread(producer);
Thread t2 = new Thread(consumer);

t1.start();
t2.start();