package gov.nist.core; /* * Copyright 1999-2004 The Apache Software Foundation * * 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.Map; /** * This is simply a Map with slightly different semantics. * Instead of returning an Object, it returns a Collection. * So for example, you can put( key, new Integer(1) ); * and then a Object get( key ); will return you a Collection * instead of an Integer. * Thus, this is simply a tag interface. * * @since 2.0 * @author Christopher Berry * @author <a href="mailto:jstrachan@apache.org">James Strachan</a> */ public interface MultiMap extends Map { public Object remove( Object key, Object item ); }