org.apache.openmeetings.util.XmlExport.java Source code

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Here is the source code for org.apache.openmeetings.util.XmlExport.java

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/*
 * 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
 *
 * 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.apache.openmeetings.util;

import java.io.File;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.nio.charset.StandardCharsets;

import org.dom4j.Document;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.dom4j.io.OutputFormat;
import org.dom4j.io.XMLWriter;

/**
 * 
 * @author sebastianwagner
 * 
 */
public class XmlExport {
    public static final String FILE_COMMENT = "" + "\n"
            + "  Licensed to the Apache Software Foundation (ASF) under one\n"
            + "  or more contributor license agreements.  See the NOTICE file\n"
            + "  distributed with this work for additional information\n"
            + "  regarding copyright ownership.  The ASF licenses this file\n"
            + "  to you under the Apache License, Version 2.0 (the\n"
            + "  \"License\"); you may not use this file except in compliance\n"
            + "  with the License.  You may obtain a copy of the License at\n" + "\n"
            + "      http://www.apache.org/licenses/LICENSE-2.0\n" + "\n"
            + "  Unless required by applicable law or agreed to in writing,\n"
            + "  software distributed under the License is distributed on an\n"
            + "  \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY\n"
            + "  KIND, either express or implied.  See the License for the\n"
            + "  specific language governing permissions and limitations\n" + "  under the License.\n" + "\n" + "\n"
            + "\n" + "###############################################\n"
            + "This File is auto-generated by the LanguageEditor \n"
            + "to add new Languages or modify/customize it use the LanguageEditor \n"
            + "see http://openmeetings.apache.org/LanguageEditor.html for Details \n"
            + "###############################################\n";

    public static Document createDocument() {
        Document document = DocumentHelper.createDocument();
        document.setXMLEncoding(StandardCharsets.UTF_8.name());
        document.addComment(XmlExport.FILE_COMMENT);
        return document;
    }

    public static Element createRoot(Document document) {
        document.addDocType("properties", null, "http://java.sun.com/dtd/properties.dtd");
        Element root = document.addElement("properties");
        return root;
    }

    public static Element createRoot(Document document, String _root) {
        Element root = document.addElement(_root);
        return root;
    }

    public static void toXml(Writer out, Document doc) throws Exception {
        OutputFormat outformat = OutputFormat.createPrettyPrint();
        outformat.setEncoding(StandardCharsets.UTF_8.name());
        XMLWriter writer = new XMLWriter(out, outformat);
        writer.write(doc);
        writer.flush();
        out.flush();
        out.close();
    }

    public static void toXml(File f, Document doc) throws Exception {
        toXml(new FileOutputStream(f), doc);
    }

    public static void toXml(OutputStream out, Document doc) throws Exception {
        toXml(new OutputStreamWriter(out, "UTF8"), doc);
    }
}