Main.java Source code

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Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright 2007 - 2012 the original author or authors.
 *
 * Licensed 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.
 */

import java.io.StringWriter;

import javax.xml.transform.OutputKeys;
import javax.xml.transform.Transformer;

import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;

import javax.xml.transform.dom.DOMSource;

import javax.xml.transform.stream.StreamResult;

import org.w3c.dom.Document;

public class Main {
    /**
     * Identity transformer for building XML strings.
     */
    private static Transformer transformer;

    /**
     * Generates a XML string from DOM.
     * 
     * @param xmlDocument the DOM
     * @return XML string
     */
    public static String build(Document xmlDocument) throws TransformerException {
        if (transformer == null) {
            TransformerFactory xformFactory = TransformerFactory.newInstance();
            try {
                xformFactory.setAttribute("indent-number", new Integer(4));
            } catch (IllegalArgumentException e) {
                // ignore
            }
            transformer = xformFactory.newTransformer();
            transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        }
        StringWriter out = new StringWriter();
        transformer.transform(new DOMSource(xmlDocument), new StreamResult(out));
        return out.getBuffer().toString();
    }
}