Utils.java Source code

Introduction

Here is the source code for Utils.java

Source

/**
 * JBoss, Home of Professional Open Source
 *
 * Distributable under LGPL license.
 * See terms of license at gnu.org.
 */

import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

/**
 * @author <a href="mailto:ovidiu@feodorov.com">Ovidiu Feodorov</a>
 * @version <tt>$Revision: 3282 $</tt> $Id: XMLUtil.java 3282 2007-11-01
 *          15:32:29Z timfox $
 */
public class Utils {
    public static String elementToString(Node n) {

        String name = n.getNodeName();

        short type = n.getNodeType();

        if (Node.CDATA_SECTION_NODE == type) {
            return "<![CDATA[" + n.getNodeValue() + "]]&gt;";
        }

        if (name.startsWith("#")) {
            return "";
        }

        StringBuffer sb = new StringBuffer();
        sb.append('<').append(name);

        NamedNodeMap attrs = n.getAttributes();
        if (attrs != null) {
            for (int i = 0; i < attrs.getLength(); i++) {
                Node attr = attrs.item(i);
                sb.append(' ').append(attr.getNodeName()).append("=\"").append(attr.getNodeValue()).append("\"");
            }
        }

        String textContent = null;
        NodeList children = n.getChildNodes();

        if (children.getLength() == 0) {
            if ((textContent = XMLUtil.getTextContent(n)) != null && !"".equals(textContent)) {
                sb.append(textContent).append("</").append(name).append('>');
                ;
            } else {
                sb.append("/>").append('\n');
            }
        } else {
            sb.append('>').append('\n');
            boolean hasValidChildren = false;
            for (int i = 0; i < children.getLength(); i++) {
                String childToString = elementToString(children.item(i));
                if (!"".equals(childToString)) {
                    sb.append(childToString);
                    hasValidChildren = true;
                }
            }

            if (!hasValidChildren && ((textContent = XMLUtil.getTextContent(n)) != null)) {
                sb.append(textContent);
            }

            sb.append("</").append(name).append('>');
        }

        return sb.toString();
    }
}