Java tutorial
import java.util.ArrayList; import java.util.List; import java.util.concurrent.ArrayBlockingQueue; public class Main { public static void main(String[] argv) throws Exception { List<Integer> list = new ArrayList<Integer>(); int capacity = 100; ArrayBlockingQueue<Integer> queue = new ArrayBlockingQueue<Integer>(capacity); queue.put(0); queue.put(1); queue.put(2); queue.drainTo(list, 3); System.out.println(queue); System.out.println(list); } }