org.nuxeo.ecm.platform.publisher.remoting.marshaling.DefaultPublishedDocumentMarshaler.java Source code

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Here is the source code for org.nuxeo.ecm.platform.publisher.remoting.marshaling.DefaultPublishedDocumentMarshaler.java

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/*
 * (C) Copyright 2006-2009 Nuxeo SA (http://nuxeo.com/) and contributors.
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser General Public License
 * (LGPL) version 2.1 which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/lgpl.html
 *
 * This library 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.
 *
 * Contributors:
 *     Nuxeo
 */

package org.nuxeo.ecm.platform.publisher.remoting.marshaling;

import org.dom4j.*;
import org.nuxeo.ecm.core.api.DocumentRef;
import org.nuxeo.ecm.core.api.IdRef;
import org.nuxeo.ecm.core.api.PathRef;
import org.nuxeo.ecm.platform.publisher.api.PublishedDocument;
import org.nuxeo.ecm.platform.publisher.remoting.marshaling.basic.BasicPublishedDocument;
import org.nuxeo.ecm.platform.publisher.remoting.marshaling.interfaces.PublishedDocumentMarshaler;
import org.nuxeo.ecm.platform.publisher.remoting.marshaling.interfaces.PublishingMarshalingException;

/**
 * {@link PublishedDocument} marshaler using simple XML representation.
 *
 * @author tiry
 *
 */
public class DefaultPublishedDocumentMarshaler extends AbstractDefaultXMLMarshaler
        implements PublishedDocumentMarshaler {

    protected static QName rootTag = DocumentFactory.getInstance().createQName("publishedDocument",
            publisherSerializerNSPrefix, publisherSerializerNS);

    protected static QName sourceRefTag = DocumentFactory.getInstance().createQName("sourceRef",
            publisherSerializerNSPrefix, publisherSerializerNS);

    protected static QName repositoryNameTag = DocumentFactory.getInstance().createQName("repositoryName",
            publisherSerializerNSPrefix, publisherSerializerNS);

    protected static QName serverNameTag = DocumentFactory.getInstance().createQName("serverName",
            publisherSerializerNSPrefix, publisherSerializerNS);

    protected static QName versionLabelTag = DocumentFactory.getInstance().createQName("versionLabel",
            publisherSerializerNSPrefix, publisherSerializerNS);

    protected static QName pathTag = DocumentFactory.getInstance().createQName("path", publisherSerializerNSPrefix,
            publisherSerializerNS);

    protected static QName parentPathTag = DocumentFactory.getInstance().createQName("parentPath",
            publisherSerializerNSPrefix, publisherSerializerNS);

    protected static QName isPendingTag = DocumentFactory.getInstance().createQName("isPending",
            publisherSerializerNSPrefix, publisherSerializerNS);

    public String marshalPublishedDocument(PublishedDocument pubDoc) {
        if (pubDoc == null)
            return "";

        org.dom4j.Element rootElem = DocumentFactory.getInstance().createElement(rootTag);
        rootElem.addNamespace(publisherSerializerNSPrefix, publisherSerializerNS);
        org.dom4j.Document rootDoc = DocumentFactory.getInstance().createDocument(rootElem);

        org.dom4j.Element sourceElem = rootElem.addElement(sourceRefTag);
        sourceElem.setText(pubDoc.getSourceDocumentRef().toString());

        org.dom4j.Element repoElem = rootElem.addElement(repositoryNameTag);
        repoElem.setText(pubDoc.getSourceRepositoryName());

        org.dom4j.Element srvElem = rootElem.addElement(serverNameTag);
        srvElem.setText(pubDoc.getSourceServer());

        org.dom4j.Element versionElem = rootElem.addElement(versionLabelTag);
        versionElem.setText("" + pubDoc.getSourceVersionLabel());

        org.dom4j.Element pathElem = rootElem.addElement(pathTag);
        pathElem.setText("" + pubDoc.getPath());

        org.dom4j.Element parentPathElem = rootElem.addElement(parentPathTag);
        parentPathElem.setText("" + pubDoc.getParentPath());

        org.dom4j.Element isPendingElem = rootElem.addElement(isPendingTag);
        isPendingElem.setText("" + pubDoc.isPending());

        String data = rootDoc.asXML();

        return cleanUpXml(data);

    }

    public PublishedDocument unMarshalPublishedDocument(String data) throws PublishingMarshalingException {

        PublishedDocument pubDoc;
        try {
            Document document = DocumentHelper.parseText(data);
            org.dom4j.Element rootElem = document.getRootElement();

            String strDocRef = rootElem.element(sourceRefTag).getTextTrim();
            DocumentRef docRef;
            if (strDocRef.startsWith("/"))
                docRef = new PathRef(strDocRef);
            else
                docRef = new IdRef(strDocRef);

            String repo = rootElem.element(repositoryNameTag).getTextTrim();
            String server = rootElem.element(serverNameTag).getTextTrim();
            String version = rootElem.element(versionLabelTag).getTextTrim();
            String path = rootElem.element(pathTag).getTextTrim();
            String parentPath = rootElem.element(parentPathTag).getTextTrim();
            boolean isPending = Boolean.parseBoolean(rootElem.element(isPendingTag).getTextTrim());

            pubDoc = new BasicPublishedDocument(docRef, repo, server, version, path, parentPath, isPending);
        } catch (DocumentException e) {
            throw new PublishingMarshalingException("Unable to unmarshal Published Document", e);
        }
        return pubDoc;
    }

}