package com.planet_ink.coffee_mud.core.collections; import java.util.Collection; import java.util.Iterator; import java.util.List; import java.util.ListIterator; /* Copyright 2015-2019 Bo Zimmerman 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. */ public class SafeChildList<K> implements List<K> { private final List<K> list; private final SafeCollectionHost host; public SafeChildList(final List<K> list, final SafeCollectionHost host) { this.list = list; this.host = host; } @Override public int size() { return list.size(); } @Override public boolean isEmpty() { return list.isEmpty(); } @Override public boolean contains(final Object o) { return list.contains(o); } @Override public Iterator<K> iterator() { return new SafeFeedbackIterator<K>(list.iterator(),host); } @Override public Object[] toArray() { return list.toArray(); } @Override public <T> T[] toArray(final T[] a) { return list.toArray(a); } @Override public boolean add(final K e) { throw new java.lang.UnsupportedOperationException(); } @Override public boolean remove(final Object o) { throw new java.lang.UnsupportedOperationException(); } @Override public void clear() { throw new java.lang.UnsupportedOperationException(); } @Override public boolean containsAll(final Collection<?> c) { return list.containsAll(c); } @Override public boolean addAll(final Collection<? extends K> c) { throw new java.lang.UnsupportedOperationException(); } @Override public boolean addAll(final int index, final Collection<? extends K> c) { throw new java.lang.UnsupportedOperationException(); } @Override public boolean removeAll(final Collection<?> c) { throw new java.lang.UnsupportedOperationException(); } @Override public boolean retainAll(final Collection<?> c) { throw new java.lang.UnsupportedOperationException(); } @Override public K get(final int index) { return list.get(index); } @Override public K set(final int index, final K element) { throw new java.lang.UnsupportedOperationException(); } @Override public void add(final int index, final K element) { throw new java.lang.UnsupportedOperationException(); } @Override public K remove(final int index) { throw new java.lang.UnsupportedOperationException(); } @Override public int indexOf(final Object o) { return list.indexOf(o); } @Override public int lastIndexOf(final Object o) { return list.lastIndexOf(o); } @Override public ListIterator<K> listIterator() { return new SafeFeedbackListIterator<K>(list.listIterator(), host); } @Override public ListIterator<K> listIterator(final int index) { return new SafeFeedbackListIterator<K>(list.listIterator(index), host); } @Override public List<K> subList(final int fromIndex, final int toIndex) { return new SafeChildList<K>(list.subList(fromIndex, toIndex), host); } }