001/* 002 * Copyright 2010 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.dublincore; 017 018import java.io.IOException; 019import java.util.Map; 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.runtime.i18n.I18nizableText; 029 030/** 031 * SAX the enumerated values for a DublinCore metadata 032 */ 033public class EnumeratedValuesGenerator extends ServiceableGenerator 034{ 035 private DublinCoreMetadataProvider _dcProvider; 036 037 @Override 038 public void service(ServiceManager smanager) throws ServiceException 039 { 040 super.service(smanager); 041 _dcProvider = (DublinCoreMetadataProvider) smanager.lookup(DublinCoreMetadataProvider.ROLE); 042 } 043 044 @Override 045 public void generate() throws IOException, SAXException, ProcessingException 046 { 047 String metadataName = parameters.getParameter("metadataName", null); 048 049 contentHandler.startDocument(); 050 XMLUtils.startElement(contentHandler, "enumeration"); 051 052 if (metadataName != null && _dcProvider.isEnumerated(metadataName)) 053 { 054 Map<String, I18nizableText> entries = _dcProvider.getEntries(metadataName); 055 056 for (String value : entries.keySet()) 057 { 058 XMLUtils.startElement(contentHandler, "entry"); 059 XMLUtils.createElement(contentHandler, "value", value); 060 I18nizableText label = entries.get(value); 061 if (label != null) 062 { 063 label.toSAX(contentHandler, "label"); 064 } 065 else 066 { 067 XMLUtils.createElement(contentHandler, "label", value); 068 } 069 XMLUtils.endElement(contentHandler, "entry"); 070 } 071 } 072 XMLUtils.endElement(contentHandler, "enumeration"); 073 contentHandler.endDocument(); 074 } 075 076}