001    /*
002     * Copyright 2006 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.runtime;
020    
021    /**
022     * Component interface.
023     *
024     * @author <a href="http://www.dpml.net">Digital Product Management Library</a>
025     * @version 2.1.1
026     */
027    public interface Component
028    {
029       /**
030        * Return the component name.
031        * @return the name
032        */
033        String getName();
034        
035       /**
036        * Add a listener to the component.
037        * @param listener the component listener
038        */
039        void addComponentListener( ComponentListener listener );
040        
041       /**
042        * Remove a listener from the component.
043        * @param listener the component listener
044        */
045        void removeComponentListener( ComponentListener listener );
046        
047       /**
048        * Return a decommissioning provider.
049        * @return the provider
050        */
051        Provider getProvider();
052        
053       /**
054        * Release a provider.
055        * @param provider the provider to release
056        */
057        void release( Provider provider );
058        
059       /**
060        * Terminate the component.
061        */
062        void terminate();
063    }
064