Set that compares object by identity rather than equality
// $Id: IdentitySet.java 16179 2009-03-18 11:08:10Z hardy.ferentschik $ /* * JBoss, Home of Professional Open Source * Copyright 2008, Red Hat Middleware LLC, and individual contributors * by the @authors tag. See the copyright.txt in the distribution for a * full listing of individual contributors. * * 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. */ import java.util.Collection; import java.util.IdentityHashMap; import java.util.Iterator; import java.util.Map; import java.util.Set; /** * Set that compares object by identity rather than equality. Wraps around a IdentityHashMap * * @author Emmanuel Bernard */ public class IdentitySet implements Set { private Map