001    // Copyright 2005 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.tapestry.listener;
016    
017    /**
018     * A service which provides access to {@link org.apache.tapestry.listener.ListenerMap}
019     *  objects.
020     * 
021     * @author Howard M. Lewis Ship
022     * @since 4.0
023     */
024    public interface ListenerMapSource
025    {
026        /**
027         * Constructs a listener map for the provided object, which must not be null.
028         * 
029         * @param object
030         *            the object to provide a map for
031         * @return a ListenerMap configured for the object
032         */
033    
034        public ListenerMap getListenerMapForObject(Object object);
035    }