001    // This file is part of the Attempto Java Packages.
002    // Copyright 2008, Attempto Group, University of Zurich (see http://attempto.ifi.uzh.ch).
003    //
004    // The Attempto Java Packages is free software: you can redistribute it and/or modify it under the
005    // terms of the GNU Lesser General Public License as published by the Free Software Foundation,
006    // either version 3 of the License, or (at your option) any later version.
007    //
008    // The Attempto Java Packages is distributed in the hope that it will be useful, but WITHOUT ANY
009    // WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
010    // PURPOSE. See the GNU Lesser General Public License for more details.
011    //
012    // You should have received a copy of the GNU Lesser General Public License along with the Attempto
013    // Java Packages. If not, see http://www.gnu.org/licenses/.
014    
015    package ch.uzh.ifi.attempto.ape;
016    
017    import java.io.StringReader;
018    
019    import org.jdom.Document;
020    import org.jdom.Element;
021    import org.jdom.input.SAXBuilder;
022    
023    /**
024     * This class represents the output that is returned by the ACEParser class.
025     * 
026     * @author Tobias Kuhn
027     */
028    public class ACEParserResult {
029            
030            private Element result;
031            private MessageContainer messageContainer = new MessageContainer();
032            
033            
034            ACEParserResult(String xmlString) {
035                    try {
036                            SAXBuilder sb = new SAXBuilder();
037                            sb.setValidation(false);
038                            Document xml = sb.build(new StringReader(xmlString));
039                            result = xml.getRootElement();
040                            messageContainer = new MessageContainer(result.getChild("messages"));
041                    } catch (Exception ex) {
042                            ex.printStackTrace();
043                    }
044            }
045            
046            /**
047             * Returns the specified output as a string. If the requested output is not available (because
048             * it has not been requested) then null is returned.
049             * 
050             * @param outputType The output to be returned.
051             * @return The output as a string.
052             */
053            public String get(OutputType outputType) {
054                    try {
055                            Element element = result.getChild(outputType.toString().toLowerCase());
056                            return element.getContent(0).getValue();
057                    } catch (Exception ex) {
058                            return null;
059                    }
060            }
061            
062            /**
063             * Returns the message container that contains the error and warning messages of the parsing
064             * procedure.
065             * 
066             * @return The message container.
067             */
068            public MessageContainer getMessageContainer() {
069                    return messageContainer;
070            }
071    
072    }