001/*
002 *  Copyright 2017 Anyware Services
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 implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package org.ametys.plugins.odfsync.cdmfr;
017
018import java.util.Set;
019
020import org.w3c.dom.Document;
021
022import org.ametys.plugins.odfsync.cdmfr.transformers.CDMFrSyncTransformer;
023import org.ametys.runtime.plugin.ExtensionPoint;
024import org.ametys.runtime.plugin.component.AbstractThreadSafeComponentExtensionPoint;
025
026/**
027 * {@link ExtensionPoint} for registering {@link CDMFrSyncTransformer}s.
028 */
029public class CDMFrSyncExtensionPoint extends AbstractThreadSafeComponentExtensionPoint<CDMFrSyncTransformer>
030{
031    /** Avalon Role */
032    public static final String ROLE = CDMFrSyncExtensionPoint.class.getName();
033    
034    /**
035     * Get the transformer.
036     * @param document The document to parse
037     * @return the transformer
038     */
039    public CDMFrSyncTransformer getTransformer(Document document)
040    {
041        Set<String> extensionsIds = getExtensionsIds();
042        
043        for (String id : extensionsIds)
044        {
045            CDMFrSyncTransformer transformer = getExtension(id);
046            if (transformer.supports(document))
047            {
048                return transformer;
049            }
050        }
051        
052        return null;
053    }
054}