be.fedict.eid.tsl.TrustServiceListFactory.java Source code

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Here is the source code for be.fedict.eid.tsl.TrustServiceListFactory.java

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/*
 * eID TSL Project.
 * Copyright (C) 2009 FedICT.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version
 * 3.0 as published by the Free Software Foundation.
 *
 * This software 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 GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, see 
 * http://www.gnu.org/licenses/.
 */

package be.fedict.eid.tsl;

import java.io.File;
import java.io.IOException;
import java.security.cert.X509Certificate;

import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBElement;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Unmarshaller;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.joda.time.DateTime;
import org.w3c.dom.Document;
import org.xml.sax.SAXException;

import be.fedict.eid.tsl.jaxb.tsl.ObjectFactory;
import be.fedict.eid.tsl.jaxb.tsl.ServiceHistoryType;
import be.fedict.eid.tsl.jaxb.tsl.TrustStatusListType;

/**
 * Factory for Trust Service Lists.
 * 
 * @author fcorneli
 * 
 */
public class TrustServiceListFactory {

    private static final Log LOG = LogFactory.getLog(TrustServiceListFactory.class);

    private TrustServiceListFactory() {
        super();
    }

    /**
     * Creates a new trust service list from the given file.
     * 
     * @param tslFile
     * @return
     * @throws IOException
     */
    public static TrustServiceList newInstance(File tslFile) throws IOException {
        if (null == tslFile) {
            throw new IllegalArgumentException();
        }
        Document tslDocument;
        try {
            tslDocument = parseDocument(tslFile);
        } catch (Exception e) {
            throw new IOException("DOM parse error: " + e.getMessage(), e);
        }
        TrustServiceList trustServiceList = newInstance(tslDocument, tslFile);
        return trustServiceList;
    }

    /**
     * Creates a trust service list from a given DOM document.
     * 
     * @param tslDocument
     *            the DOM TSL document.
     * 
     * @return
     * @throws IOException
     */
    public static TrustServiceList newInstance(Document tslDocument, File tslFile) throws IOException {
        if (null == tslDocument) {
            throw new IllegalArgumentException();
        }
        TrustStatusListType trustServiceStatusList;
        try {
            trustServiceStatusList = parseTslDocument(tslDocument);
        } catch (JAXBException e) {
            throw new IOException("TSL parse error: " + e.getMessage(), e);
        }
        return new TrustServiceList(trustServiceStatusList, tslDocument, tslFile);
    }

    public static TrustServiceList newInstance(Document tslDocument) throws IOException {
        return newInstance(tslDocument, null);
    }

    private static Document parseDocument(File file)
            throws ParserConfigurationException, SAXException, IOException {
        DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
        documentBuilderFactory.setNamespaceAware(true);
        DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder();
        Document document = documentBuilder.parse(file);
        return document;
    }

    private static TrustStatusListType parseTslDocument(Document tslDocument) throws JAXBException {
        Unmarshaller unmarshaller = getUnmarshaller();
        JAXBElement<TrustStatusListType> jaxbElement = (JAXBElement<TrustStatusListType>) unmarshaller
                .unmarshal(tslDocument);
        TrustStatusListType trustServiceStatusList = jaxbElement.getValue();
        return trustServiceStatusList;
    }

    private static Unmarshaller getUnmarshaller() throws JAXBException {
        JAXBContext jaxbContext = JAXBContext.newInstance(ObjectFactory.class);
        Unmarshaller unmarshaller = jaxbContext.createUnmarshaller();
        return unmarshaller;
    }

    /**
     * Creates a new empty trust service list.
     * 
     * @return
     */
    public static TrustServiceList newInstance() {
        return new TrustServiceList();
    }

    public static TrustServiceProvider createTrustServiceProvider(String name, String... tradeName) {
        TrustServiceProvider trustServiceProvider = new TrustServiceProvider(name, tradeName);
        return trustServiceProvider;
    }

    /*
    public static TrustService createTrustService(
     X509Certificate... certificates) {
       TrustService trustService = new TrustService(certificates);
       return trustService;
    }
    */
    public static TrustService createTrustService(String serviceName, String serviceTypeIdentifier,
            String serviceStatus, DateTime statusStartingDate, X509Certificate... certificates) {
        TrustService trustService = new TrustService(serviceName, serviceTypeIdentifier, serviceStatus,
                statusStartingDate, certificates);
        return trustService;
    }
}