package com.planet_ink.coffee_mud.core.collections;
import java.util.*;
/*
Copyright 2000-2011 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 ReadOnlySortedSet<K> implements SortedSet<K> 
{
	private final SortedSet<K> set;
	public ReadOnlySortedSet(SortedSet<K> s)
	{
		set=s;
	}
	@Override
	public Comparator<? super K> comparator() {
		return set.comparator();
	}
	@Override
	public K first() {
		return set.first();
	}
	@Override
	public SortedSet<K> headSet(K arg0) {
		return new ReadOnlySortedSet<K>(set.headSet(arg0));
	}
	@Override
	public K last() {
		return set.last();
	}
	@Override
	public SortedSet<K> subSet(K arg0, K arg1) {
		return new ReadOnlySortedSet<K>(set.subSet(arg0,arg1));
	}
	@Override
	public SortedSet<K> tailSet(K arg0) {
		return new ReadOnlySortedSet<K>(set.tailSet(arg0));
	}
	@Override
	public boolean add(K e) {
		throw new java.lang.IllegalArgumentException();
	}
	@Override
	public boolean addAll(Collection<? extends K> c) {
		throw new java.lang.IllegalArgumentException();
	}
	@Override
	public void clear() {
		throw new java.lang.IllegalArgumentException();
	}

	@Override
	public boolean contains(Object arg0) {
		return set.contains(arg0);
	}

	@Override
	public boolean containsAll(Collection<?> arg0) {
		return set.containsAll(arg0);
	}

	@Override
	public boolean isEmpty() {
		return set.isEmpty();
	}

	@Override
	public Iterator<K> iterator() {
		return new ReadOnlyIterator<K>(set.iterator());
	}
	@Override
	public boolean remove(Object o) {
		throw new java.lang.IllegalArgumentException();
	}
	@Override
	public boolean removeAll(Collection<?> c) {
		throw new java.lang.IllegalArgumentException();
	}
	@Override
	public boolean retainAll(Collection<?> c) {
		throw new java.lang.IllegalArgumentException();
	}
	@Override
	public int size() {
		return set.size();
	}

	@Override
	public Object[] toArray() {
		return set.toArray();
	}

	@Override
	public <T> T[] toArray(T[] arg0) {
		return set.toArray(arg0);
	}
}
