/* -*- tab-width: 4 -*-
*
* Electric(tm) VLSI Design System
*
* File: JavaDataStructureWrapper.java
*
* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
*
* Electric(tm) is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* Electric(tm) is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Electric(tm); see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, Mass 02111-1307, USA.
*/
package com.sun.electric.tool.util.concurrent.datastructures;
import java.util.Queue;
import java.util.concurrent.ConcurrentLinkedQueue;
import com.sun.electric.tool.util.concurrent.utils.ConcurrentCollectionFactory;
/**
* @author Felix Schmidt
*
*/
public class JavaQueueWrapper<T> extends IStructure<T> {
private Queue<T> internalStructure;
public JavaQueueWrapper(Queue<T> collection) {
this.internalStructure = collection;
}
/*
* (non-Javadoc)
*
* @see com.sun.electric.tool.util.IStructure#add(java.lang.Object)
*/
@Override
public void add(T item) {
internalStructure.offer(item);
}
/*
* (non-Javadoc)
*
* @see com.sun.electric.tool.util.IStructure#isEmpty()
*/
@Override
public boolean isEmpty() {
return (internalStructure.size() == 0);
}
/*
* (non-Javadoc)
*
* @see com.sun.electric.tool.util.IStructure#remove()
*/
@Override
public T remove() {
return internalStructure.poll();
}
public static <T> JavaQueueWrapper<T> createConcurrentQueue() {
ConcurrentLinkedQueue<T> tasks = ConcurrentCollectionFactory.createConcurrentLinkedQueue();
return new JavaQueueWrapper<T>(tasks);
}
}