Java tutorial
//package com.java2s; import java.util.Collection; import java.util.concurrent.BlockingQueue; import java.util.concurrent.LinkedBlockingQueue; public class Main { public static <E> BlockingQueue<E> getLinkedBlockingQueue() { return new LinkedBlockingQueue<E>(); } public static <E> BlockingQueue<E> getLinkedBlockingQueue(int capacity) { return new LinkedBlockingQueue<E>(capacity); } public static <E> BlockingQueue<E> getLinkedBlockingQueue(Collection<? extends E> collection) { return new LinkedBlockingQueue<E>(collection); } }