ch.kostceco.tools.kostval.validation.modulesiard.impl.ValidationDstructureModuleImpl.java Source code

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/* == KOST-Val ==================================================================================
 * The KOST-Val application is used for validate TIFF, SIARD, PDF/A, JP2-Files and Submission
 * Information Package (SIP). Copyright (C) 2012-2014 Claire Rthlisberger (KOST-CECO), Christian
 * Eugster, Olivier Debenath, Peter Schneider (Staatsarchiv Aargau), Daniel Ludin (BEDAG AG)
 * -----------------------------------------------------------------------------------------------
 * KOST-Val is a development of the KOST-CECO. All rights rest with the KOST-CECO. This application
 * is free software: you can redistribute it and/or modify it under the terms of the GNU General
 * Public License as published by the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version. BEDAG AG and Daniel Ludin hereby disclaims all copyright
 * interest in the program SIP-Val v0.2.0 written by Daniel Ludin (BEDAG AG). Switzerland, 1 March
 * 2011. This application is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 * PURPOSE. See the follow GNU General Public License for more details. You should have received a
 * copy of the GNU General Public License along with this program; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or see
 * <http://www.gnu.org/licenses/>.
 * ============================================================================================== */

package ch.kostceco.tools.kostval.validation.modulesiard.impl;

import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.util.List;

import org.jdom2.Document;
import org.jdom2.Element;
import org.jdom2.JDOMException;
import org.jdom2.Namespace;
import org.jdom2.input.SAXBuilder;

import ch.kostceco.tools.kostval.exception.modulesiard.ValidationDstructureException;
import ch.kostceco.tools.kostval.service.ConfigurationService;
import ch.kostceco.tools.kostval.validation.ValidationModuleImpl;
import ch.kostceco.tools.kostval.validation.modulesiard.ValidationDstructureModule;

/** Validierungsschritt D (Struktur-Validierung) Stimmt die Struktur aus metadata.xml mit der
 * Datei-Struktur von content berein? valid --> schema0/table3 in metadata.xml ==
 * schema0/table3/tabe3.xsd und table3.xml in content ==> Bei den Module A, B, C und D wird die
 * Validierung abgebrochen, sollte das Resulat invalid sein!
 * 
 * @author Christian Eugster */

public class ValidationDstructureModuleImpl extends ValidationModuleImpl implements ValidationDstructureModule {

    public ConfigurationService configurationService;

    public ConfigurationService getConfigurationService() {
        return configurationService;
    }

    public void setConfigurationService(ConfigurationService configurationService) {
        this.configurationService = configurationService;
    }

    @Override
    public boolean validate(File valDatei, File directoryOfLogfile) throws ValidationDstructureException {
        // Ausgabe SIARD-Modul Ersichtlich das KOST-Val arbeitet
        System.out.print("D   ");
        System.out.print("\r");
        int onWork = 41;

        boolean valid = true;
        try {
            /* Extract the metadata.xml from the temporare work folder and build a jdom document */
            String pathToWorkDir = getConfigurationService().getPathToWorkDir();
            pathToWorkDir = pathToWorkDir + File.separator + "SIARD";
            File metadataXml = new File(new StringBuilder(pathToWorkDir).append(File.separator).append("header")
                    .append(File.separator).append("metadata.xml").toString());
            InputStream fin = new FileInputStream(metadataXml);
            SAXBuilder builder = new SAXBuilder();
            Document document = builder.build(fin);
            fin.close();

            /* read the document and for each schema and table entry verify existence in temporary
             * extracted structure */
            Namespace ns = Namespace.getNamespace("http://www.bar.admin.ch/xmlns/siard/1.0/metadata.xsd");
            // select schema elements and loop
            List<Element> schemas = document.getRootElement().getChild("schemas", ns).getChildren("schema", ns);
            for (Element schema : schemas) {
                valid = validateSchema(schema, ns, pathToWorkDir);
                if (onWork == 41) {
                    onWork = 2;
                    System.out.print("D-   ");
                    System.out.print("\r");
                } else if (onWork == 11) {
                    onWork = 12;
                    System.out.print("D\\   ");
                    System.out.print("\r");
                } else if (onWork == 21) {
                    onWork = 22;
                    System.out.print("D|   ");
                    System.out.print("\r");
                } else if (onWork == 31) {
                    onWork = 32;
                    System.out.print("D/   ");
                    System.out.print("\r");
                } else {
                    onWork = onWork + 1;
                }
            }
        } catch (java.io.IOException ioe) {
            valid = false;
            getMessageService().logError(getTextResourceService().getText(MESSAGE_XML_MODUL_D_SIARD)
                    + getTextResourceService().getText(ERROR_XML_UNKNOWN, ioe.getMessage() + " (IOException)"));
        } catch (JDOMException e) {
            valid = false;
            getMessageService().logError(getTextResourceService().getText(MESSAGE_XML_MODUL_D_SIARD)
                    + getTextResourceService().getText(ERROR_XML_UNKNOWN, e.getMessage() + " (JDOMException)"));
        }

        return valid;
    }

    private boolean validateSchema(Element schema, Namespace ns, String pathToWorkDir) {
        int onWork = 41;
        boolean valid = true;
        Element schemaFolder = schema.getChild("folder", ns);
        File schemaPath = new File(new StringBuilder(pathToWorkDir).append(File.separator).append("content")
                .append(File.separator).append(schemaFolder.getText()).toString());
        if (schemaPath.isDirectory()) {
            List<Element> tables = schema.getChild("tables", ns).getChildren("table", ns);
            for (Element table : tables) {
                valid = valid && validateTable(table, ns, pathToWorkDir, schemaPath);
                if (onWork == 41) {
                    onWork = 2;
                    System.out.print("D-   ");
                    System.out.print("\r");
                } else if (onWork == 11) {
                    onWork = 12;
                    System.out.print("D\\   ");
                    System.out.print("\r");
                } else if (onWork == 21) {
                    onWork = 22;
                    System.out.print("D|   ");
                    System.out.print("\r");
                } else if (onWork == 31) {
                    onWork = 32;
                    System.out.print("D/   ");
                    System.out.print("\r");
                } else {
                    onWork = onWork + 1;
                }
            }
        } else {
            valid = false;
            if (schemaPath.exists()) {
                getMessageService().logError(
                        getTextResourceService().getText(MESSAGE_XML_MODUL_D_SIARD) + getTextResourceService()
                                .getText(MESSAGE_XML_D_INVALID_FOLDER, "content", schemaPath.getName()));
            } else {
                getMessageService().logError(
                        getTextResourceService().getText(MESSAGE_XML_MODUL_D_SIARD) + getTextResourceService()
                                .getText(MESSAGE_XML_D_MISSING_FOLDER, "content", schemaPath.getName()));
            }
        }
        return valid;
    }

    private boolean validateTable(Element table, Namespace ns, String pathToWorkDir, File schemaPath) {
        boolean valid = true;
        Element tableFolder = table.getChild("folder", ns);
        File tablePath = new File(new StringBuilder(schemaPath.getAbsolutePath()).append(File.separator)
                .append(tableFolder.getText()).toString());
        if (tablePath.isDirectory()) {
            File tableXml = new File(new StringBuilder(tablePath.getAbsolutePath()).append(File.separator)
                    .append(tableFolder.getText() + ".xml").toString());
            valid = valid && validateFile(tableXml, tablePath);
            File tableXsd = new File(new StringBuilder(tablePath.getAbsolutePath()).append(File.separator)
                    .append(tableFolder.getText() + ".xsd").toString());
            valid = valid && validateFile(tableXsd, tablePath);
        } else {
            valid = false;
            if (tablePath.exists()) {
                getMessageService().logError(
                        getTextResourceService().getText(MESSAGE_XML_MODUL_D_SIARD) + getTextResourceService()
                                .getText(MESSAGE_XML_D_INVALID_FOLDER, schemaPath.getName(), tablePath.getName()));
            } else {
                getMessageService().logError(
                        getTextResourceService().getText(MESSAGE_XML_MODUL_D_SIARD) + getTextResourceService()
                                .getText(MESSAGE_XML_D_MISSING_FOLDER, schemaPath.getName(), tablePath.getName()));
            }
        }
        return valid;
    }

    private boolean validateFile(File file, File parent) {
        boolean valid = true;
        if (!file.isFile()) {
            valid = false;
            if (file.exists()) {
                getMessageService().logError(
                        getTextResourceService().getText(MESSAGE_XML_MODUL_D_SIARD) + getTextResourceService()
                                .getText(MESSAGE_XML_D_INVALID_FILE, parent.getName(), file.getName()));
            } else {
                getMessageService().logError(
                        getTextResourceService().getText(MESSAGE_XML_MODUL_D_SIARD) + getTextResourceService()
                                .getText(MESSAGE_XML_D_MISSING_FILE, parent.getName(), file.getName()));
            }
        }
        return valid;
    }
}