package com.planet_ink.coffee_mud.core.collections; import java.util.Collection; import java.util.Set; import java.util.Iterator; /* 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 SafeChildSet<K> implements Set<K> { private final Set<K> set; private final SafeCollectionHost host; public SafeChildSet(final Set<K> set, final SafeCollectionHost host) { this.set = set; this.host = host; } @Override public int size() { return set.size(); } @Override public boolean isEmpty() { return set.isEmpty(); } @Override public boolean contains(final Object o) { return set.contains(o); } @Override public Iterator<K> iterator() { return new SafeFeedbackIterator<K>(set.iterator(), host); } @Override public Object[] toArray() { return set.toArray(); } @Override public <T> T[] toArray(final T[] a) { return set.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 boolean containsAll(final Collection<?> c) { return set.containsAll(c); } @Override public boolean addAll(final Collection<? extends K> c) { throw new java.lang.UnsupportedOperationException(); } @Override public boolean retainAll(final Collection<?> c) { throw new java.lang.UnsupportedOperationException(); } @Override public boolean removeAll(final Collection<?> c) { throw new java.lang.UnsupportedOperationException(); } @Override public void clear() { throw new java.lang.UnsupportedOperationException(); } }