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/* |
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* Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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import java.util.ArrayList; |
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import java.util.AbstractList; |
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import java.util.Collection; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.function.Supplier; |
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|
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/** |
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* @library |
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* |
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* A simple mutable list implementation that provides only default |
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* implementations of all methods. ie. none of the List interface default |
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* methods have overridden implementations. |
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* |
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* @param <E> type of list elements |
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*/ |
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public class ExtendsAbstractList<E> extends AbstractList<E> { |
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|
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protected final List<E> list; |
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|
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public ExtendsAbstractList() { |
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this(ArrayList<E>::new); |
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} |
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|
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protected ExtendsAbstractList(Supplier<List<E>> supplier) { |
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this.list = supplier.get(); |
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} |
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|
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public ExtendsAbstractList(Collection<E> source) { |
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this(); |
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addAll(source); |
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} |
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|
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public boolean add(E element) { |
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return list.add(element); |
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} |
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|
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public E get(int index) { |
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return list.get(index); |
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} |
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|
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public boolean remove(Object element) { |
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return list.remove(element); |
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} |
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|
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public E set(int index, E element) { |
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return list.set(index, element); |
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} |
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|
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public void add(int index, E element) { |
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list.add(index, element); |
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} |
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|
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public E remove(int index) { |
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return list.remove(index); |
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} |
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|
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public Iterator<E> iterator() { |
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return new Iterator<E>() { |
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Iterator<E> source = list.iterator(); |
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|
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public boolean hasNext() { |
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return source.hasNext(); |
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} |
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|
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public E next() { |
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return source.next(); |
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} |
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|
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public void remove() { |
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source.remove(); |
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} |
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}; |
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} |
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|
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public int size() { |
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return list.size(); |
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} |
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} |
