/*
* This file is part of NucleusFramework for Bukkit, licensed under the MIT License (MIT).
*
* Copyright (c) JCThePants (www.jcwhatever.com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package com.jcwhatever.nucleus.collections.observer.subscriber;
import com.jcwhatever.nucleus.utils.observer.ISubscriber;
import java.util.Collection;
import java.util.Deque;
import java.util.LinkedList;
/**
* A linked list of {@link ISubscriber} which automatically removes agents
* when they are disposed.
*
* <p>Thread safe.</p>
*
* <p>The lists iterators must be used inside a synchronized block which locks the
* list instance. Otherwise, a {@link java.lang.IllegalStateException} is thrown.</p>
*/
public class SubscriberLinkedList<E extends ISubscriber> extends SubscriberDeque<E> {
private final LinkedList<E> _list;
/**
* Constructor.
*/
public SubscriberLinkedList() {
_list = new LinkedList<>();
}
/**
* Constructor.
*
* @param collection The initial collection to add.
*/
public SubscriberLinkedList(Collection<? extends E> collection) {
_list = new LinkedList<>(collection);
}
@Override
protected Deque<E> queue() {
return _list;
}
}