001/*
002 *  Copyright 2015 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.explorer.workspace;
017
018import java.io.IOException;
019import java.util.Collections;
020
021import org.apache.avalon.framework.service.ServiceException;
022import org.apache.avalon.framework.service.ServiceManager;
023import org.apache.cocoon.ProcessingException;
024import org.apache.cocoon.generation.ServiceableGenerator;
025import org.apache.cocoon.xml.XMLUtils;
026import org.xml.sax.SAXException;
027
028import org.ametys.core.ui.ClientSideElement;
029import org.ametys.core.ui.SAXClientSideElementHelper;
030import org.ametys.plugins.explorer.applications.ExplorerApplicationExtensionPoint;
031
032/**
033 * SAX elements specific to the explorer workspace
034 */
035public class ExplorerWorkspaceGenerator extends ServiceableGenerator
036{
037    private ExplorerApplicationExtensionPoint _appExtPt;
038    private SAXClientSideElementHelper _saxClientSideElementHelper;
039    
040    @Override
041    public void service(ServiceManager smanager) throws ServiceException
042    {
043        _appExtPt = (ExplorerApplicationExtensionPoint) smanager.lookup(ExplorerApplicationExtensionPoint.ROLE);
044        _saxClientSideElementHelper = (SAXClientSideElementHelper) smanager.lookup(SAXClientSideElementHelper.ROLE);
045    }
046    
047    @Override
048    public void generate() throws IOException, SAXException, ProcessingException
049    {
050        contentHandler.startDocument();
051        
052        XMLUtils.startElement(contentHandler, "explorer");
053        _saxApplications();
054        XMLUtils.endElement(contentHandler, "explorer");
055        
056        contentHandler.endDocument();
057    }
058
059    /**
060     * SAX the explorer applications
061     * @throws SAXException if an error occurred
062     */
063    protected void _saxApplications() throws SAXException
064    {
065        XMLUtils.startElement(contentHandler, "applications");
066
067        for (String applicationId : _appExtPt.getExtensionsIds())
068        {
069            ClientSideElement application = _appExtPt.getExtension(applicationId);
070            _saxClientSideElementHelper.saxDefinition("application", application, contentHandler, Collections.EMPTY_MAP);
071        }
072
073        XMLUtils.endElement(contentHandler, "applications");
074    }
075}