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/*
* Copyright (c) 1997, 2021 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package com.sun.xml.ws.transport.tcp.connectioncache.spi.concurrent;
import com.sun.xml.ws.transport.tcp.connectioncache.impl.concurrent.ConcurrentQueueBlockingImpl;
import com.sun.xml.ws.transport.tcp.connectioncache.impl.concurrent.ConcurrentQueueImpl;
/**
* A factory class for creating instances of ConcurrentQueue. Note that a rather
* unusual syntax is needed for calling these methods:
*
* {@code ConcurrentQueueFactory.makeXXXConcurrentQueue()}
*
* This is required because the type variable V is not used in the parameters of
* the factory method, so the correct type cannot be inferred by the compiler.
*/
public final class ConcurrentQueueFactory {
private ConcurrentQueueFactory() {
}
/**
* Create a ConcurrentQueue whose implementation uses conventional locking
* to protect the data structure.
*/
public static ConcurrentQueue makeBlockingConcurrentQueue() {
return new ConcurrentQueueBlockingImpl();
}
/**
* Create a ConcurrentQueue that does no locking at all. For use in data
* structures that manage their own locking.
*/
public static ConcurrentQueue makeConcurrentQueue() {
return new ConcurrentQueueImpl();
}
}