org.dspace.EDMExport.service.EDMExportServiceXML.java Source code

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Here is the source code for org.dspace.EDMExport.service.EDMExportServiceXML.java

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/**
 *  Copyright 2013 Spanish Minister of Education, Culture and Sport
 *  
 *  written by MasMedios
 *  
 *  Licensed under the EUPL, Version 1.1 or  as soon they will be approved by the European Commission - subsequent versions of the EUPL (the "Licence");
 *  
 *  You may not use this work  except in compliance with the License. You may obtain a copy of the License at:
 *  
 *  http://ec.europa.eu/idabc/servlets/Docbb6d.pdf?id=31979
 *  
 *  Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" basis,
 *  
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  
 *  See the License for the specific language governing permissions and limitations under the License.
 */

package org.dspace.EDMExport.service;

import java.io.File;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.apache.commons.io.filefilter.SuffixFileFilter;
import org.apache.log4j.Logger;
import org.dspace.EDMExport.bo.EDMExportBOFormEDMData;

public class EDMExportServiceXML {

    /**
     * Logs de EDMExport
     */
    protected static Logger logger = Logger.getLogger("edmexport");

    /**
     * 
     */
    private static String fileSeparator = System.getProperty("file.separator");

    /**
     * POJO {@link EDMExportServiceListItems} con la lista de los tems con los que generar el EDM
     */
    private EDMExportServiceListItems edmExportServiceListItems;

    /**
     * POJO {@link EDMExportBOFormEDMData} con los datos del formulario EDM
     */
    private EDMExportBOFormEDMData edmExportBOFormEDMData;

    /**
     * 
     */
    private EDMExportXML edmExportXML;

    /**
     * Constructor vaco
     */
    public EDMExportServiceXML() {
    }

    /**
     * Constructor con el servicio {@link EDMExportServiceListItems} inyectado
     * 
     * @param edmExportServiceListItems {@link EDMExportServiceListItems}
     */
    public EDMExportServiceXML(EDMExportServiceListItems edmExportServiceListItems) {
        this.edmExportServiceListItems = edmExportServiceListItems;
    }

    /**
     * Inyeccin del servicio {@link EDMExportServiceListItems}
     * 
     * @param edmExportServiceListItems {@link EDMExportServiceListItems}
     */
    public void setEdmExportServiceListItems(EDMExportServiceListItems edmExportServiceListItems) {
        this.edmExportServiceListItems = edmExportServiceListItems;
    }

    /**
     * Comprueba los formatos disponibles en el war
     * 
     * @param formatsXml cadena con los formatos separados por coma en edmexport.properties
     * @param path ruta fsica del edmexport desplegado
     * 
     * @return array de cadenas con los formatos soportados
     */
    public String[] getFormatsXml(String formatsXml, String path) {
        String[] xmlFormatsArr = formatsXml.split(",");
        Set<String> setXmlFormats = new HashSet<String>(Arrays.asList(xmlFormatsArr));
        List<String> listXmlFormats = new ArrayList<String>();
        String suffix = "ExportXMLItem.class";
        StringBuilder sb = new StringBuilder(path).append(fileSeparator).append("WEB-INF").append(fileSeparator)
                .append("classes").append(fileSeparator).append("org").append(fileSeparator).append("dspace")
                .append(fileSeparator).append("EDMExport").append(fileSeparator).append("service")
                .append(fileSeparator);
        String dirXml = sb.toString();
        File dir = new File(dirXml);
        String[] files = dir.list(new SuffixFileFilter(suffix));
        for (int i = 0; i < files.length; i++) {
            String exportXml = files[i].replaceFirst(suffix, "");
            File fileExportXml = new File(dirXml + files[i]);
            if (fileExportXml.canRead() && setXmlFormats.contains(exportXml)) {
                listXmlFormats.add(exportXml);
            }
        }
        return listXmlFormats.toArray(new String[listXmlFormats.size()]);
    }

    /**
     * Creacin del esquema EDM con la lista de los tems seleccionados
     * <p>Se usa jdom para crear el documento xml</p>
     * 
     * @param edmExportBOFormEDMData POJO {@link EDMExportBOFormEDMData} con los datos del formulario
     * @param pat ruta fsica del edmexport desplegado
     * @return cadena con el contenido xml
     */
    public String showEDMXML(EDMExportBOFormEDMData edmExportBOFormEDMData, String path) {
        this.edmExportBOFormEDMData = edmExportBOFormEDMData;
        String formatXml = edmExportBOFormEDMData.getXmlFormat();
        logger.debug("Formato: " + formatXml);
        StringBuilder sb = new StringBuilder(path).append(fileSeparator).append("WEB-INF").append(fileSeparator)
                .append("classes").append(fileSeparator).append("org").append(fileSeparator).append("dspace")
                .append(fileSeparator).append("EDMExport").append(fileSeparator).append("service")
                .append(fileSeparator).append(formatXml).append("ExportXMLItem.class");
        String formatClassStr = sb.toString();
        File formatClassFile = new File(formatClassStr);
        if (formatClassFile.canRead()) {
            String formatClassName = "org.dspace.EDMExport.service." + formatXml + "ExportXMLItem";
            try {
                Class<?> formatClass = Class.forName(formatClassName);
                Constructor<?> ctor = formatClass
                        .getDeclaredConstructor(new Class[] { EDMExportServiceListItems.class });
                edmExportXML = (EDMExportXML) ctor.newInstance(edmExportServiceListItems);
                return edmExportXML.showEDMXML(edmExportBOFormEDMData);
            } catch (ClassNotFoundException e) {
                logger.debug("EDMExportServiceXML.showEDMXML", e);
            } catch (InstantiationException e) {
                logger.debug("EDMExportServiceXML.showEDMXML", e);
            } catch (IllegalAccessException e) {
                logger.debug("EDMExportServiceXML.showEDMXML", e);
            } catch (InvocationTargetException e) {
                logger.debug("EDMExportServiceXML.showEDMXML", e);
            } catch (NoSuchMethodException e) {
                logger.debug("EDMExportServiceXML.showEDMXML", e);
            }
        }
        return "";
    }

    /**
     * Devuelve la lista de los elementos EDM nicos creados en el xml
     * 
     * @return una lista de cadenas con los elementos EDM
     */
    public List<String> getListElementsFilled() {
        return edmExportXML.getListElementsFilled();
    }

    /**
     * Limpiar la lista de elementos edm nicos y el conjunto
     */
    public void clear() {
        if (edmExportXML != null)
            edmExportXML.clear();
    }

}