001    /*
002     * Copyright (c) 2005 Stephen J. McConnell
003     *
004     * Licensed  under the  Apache License,  Version 2.0  (the "License");
005     * you may not use  this file  except in  compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     *   http://www.apache.org/licenses/LICENSE-2.0
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed  under the  License is distributed on an "AS IS" BASIS,
012     * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY KIND, either  express  or
013     * implied.
014     *
015     * See the License for the specific language governing permissions and
016     * limitations under the License.
017     */
018    
019    package net.dpml.component;
020    
021    import java.util.EventListener;
022    
023    /**
024     * An interface implementation by controller concerned with or responsible 
025     * for handling changes in a local runtime directory context.
026     *
027     * @author <a href="http://www.dpml.net">Digital Product Meta Library</a>
028     * @version 1.2.0
029     */
030    public interface ControllerContextListener extends EventListener
031    {
032       /**
033        * Notify the listener that the working directory has changed.
034        *
035        * @param event the change event
036        */
037        void workingDirectoryChanged( ControllerContextEvent event );
038    
039       /**
040        * Notify the listener that the temporary directory has changed.
041        *
042        * @param event the change event
043        */
044        void tempDirectoryChanged( ControllerContextEvent event );
045        
046       /**
047        * Notify listeners of the disposal of the controller.
048        * @param event the context event
049        */
050        void controllerDisposal( ControllerContextEvent event );
051    }