001    //  Copyright 2008 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.tapestry5.internal.structure;
016    
017    import org.apache.tapestry5.runtime.Event;
018    
019    /**
020     * Base class for most implementations of {@link org.apache.tapestry5.internal.structure.ComponentCallback}, used when
021     * there is an underlying {@link org.apache.tapestry5.runtime.Event}.
022     *
023     * @see LifecycleNotificationComponentCallback
024     */
025    public abstract class AbstractComponentCallback implements ComponentCallback
026    {
027        private final Event event;
028    
029        public AbstractComponentCallback(Event event)
030        {
031            this.event = event;
032        }
033    
034        public boolean isEventAborted()
035        {
036            return event.isAborted();
037        }
038    }