001    // Copyright 2004, 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.hivemind.internal;
016    
017    import java.util.List;
018    
019    /**
020     * An Contribution is a contribution to an {@link org.apache.hivemind.internal.ConfigurationPoint}.
021     * 
022     * @author Howard Lewis Ship
023     */
024    public interface Contribution
025    {
026        /**
027         * Returns the module which made this contribution.
028         */
029        public Module getContributingModule();
030    
031        /**
032         * Returns a List of {@link org.apache.hivemind.Element}, the representation of the XML
033         * elements in the extension. The ConfigurationPoint will use its
034         * {@link org.apache.hivemind.schema.Schema} (if present) to convert this XML representation
035         * into the object representation returned by {@link ConfigurationPoint#getElements()}.
036         */
037        public List getElements();
038    }