scripting/java/org/openoffice/netbeans/modules/office/utils/ManifestParser.java


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/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

package org.openoffice.netbeans.modules.office.utils;

import java.io.InputStream;
import java.io.OutputStream;
import java.io.IOException;
import java.io.File;

import org.w3c.dom.Document;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;

import org.openide.xml.XMLUtil;

import com.sun.star.script.framework.container.XMLParser;
import org.openoffice.netbeans.modules.office.options.OfficeSettings;
import org.openoffice.idesupport.OfficeInstallation;

public class ManifestParser implements XMLParser {

    private static ManifestParser parser = null;

    private ManifestParser() {
    }

    public static ManifestParser getManifestParser() {
        if (parser == null) {
            synchronized(ManifestParser.class) {
                if (parser == null)
                    parser = new ManifestParser();
            }
        }
        return parser;
    }

    public Document parse(InputStream inputStream) {
        InputSource is;
        Document result = null;

        try {
            OfficeInstallation oi = OfficeSettings.getDefault().getOfficeDirectory();
            String id = oi.getURL("share/dtd/officedocument/1_0/");

            is = new InputSource(inputStream);
            is.setSystemId(id);

            result = XMLUtil.parse(is, false, false, null, null);
        }
        catch (IOException ioe) {
            System.out.println("IO Error parsing stream.");
            return null;
        }
        catch (SAXParseException spe) {
            System.out.println("Sax Error parsing stream: " + spe.getMessage());
            System.out.println("\tPublicId: " + spe.getPublicId());
            System.out.println("\tSystemId: " + spe.getSystemId());
            return null;
        }
        catch (SAXException se) {
            System.out.println("Sax Error parsing stream: " + se.getMessage());
            return null;
        }

        return result;
    }

    public void write(Document doc, OutputStream out) throws IOException {
        XMLUtil.write(doc, out, "");
    }
}