de.vandermeer.skb.interfaces.strategies.collections.queue.ConcurrentLinkedDequeStrategy Maven / Gradle / Ivy

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Set of interfaces used by other SKB projects.

There is a newer version: 0.0.2

/* Copyright 2016 Sven van der Meer 
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package de.vandermeer.skb.interfaces.strategies.collections.queue;

import java.util.Collection;
import java.util.concurrent.ConcurrentLinkedDeque;

import de.vandermeer.skb.interfaces.strategies.collections.IsQueueStrategy;

/**
 * Strategy for a concurrent linked deque (as queue).
 *
 * @author     Sven van der Meer <[email protected]>
 * @version    v0.0.1 build 170404 (04-Apr-17) for Java 1.8
 * @since      v0.0.1
 */
public interface ConcurrentLinkedDequeStrategy extends IsQueueStrategy, T> {

	@Override
	default ConcurrentLinkedDeque get(Collection collection) {
		ConcurrentLinkedDeque ret = new ConcurrentLinkedDeque();
		if(collection!=null){
			ret.addAll(collection);
		}
		return ret;
	}

	@Override
	default ConcurrentLinkedDeque get() {
		return new ConcurrentLinkedDeque();
	}

	/**
	 * Creates a new concurrent linked deque strategy.
	 * @param  type for the objects in the queue
	 * @return new concurrent linked deque strategy
	 */
	static  ConcurrentLinkedDequeStrategy create(){
		return new ConcurrentLinkedDequeStrategy(){};
	}
}