Java XML Node to String toString(Node node)

Description

to String

License

Open Source License

Declaration

public static String toString(Node node) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import org.w3c.dom.Document;

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

public class Main {
    public static String toString(Node node) {
        return nodeToString(node, 0);
    }/*from  w  ww.ja  v a2 s.  c  o  m*/

    private static String nodeToString(Node node, int deep) {

        if (node.getNodeType() == Node.DOCUMENT_NODE)
            node = ((Document) node).getDocumentElement();

        StringBuilder strb = new StringBuilder();
        NodeList childNodes = node.getChildNodes();
        String indent;

        for (int j = 0; j < deep; j++)
            strb.append("\t");
        indent = strb.toString();

        if (node.getNodeType() == Node.ELEMENT_NODE) {

            strb.append("<").append(node.getNodeName());

            NamedNodeMap attr = node.getAttributes();
            for (int j = 0; j < attr.getLength(); j++) {
                strb.append(" ").append(attr.item(j).getNodeName()).append("=\"")
                        .append(attr.item(j).getNodeValue()).append("\"");
            }
            if (childNodes.getLength() > 0) {
                strb.append(">\n");
                for (int i = 0; i < childNodes.getLength(); i++) {
                    Node child = childNodes.item(i);
                    if (child.getNodeType() == Node.ELEMENT_NODE || child.getNodeType() == Node.TEXT_NODE) {
                        strb.append(nodeToString(child, deep + 1)).append("\n");
                    }
                }
                strb.append(indent).append("</").append(node.getNodeName()).append(">");
            } else
                strb.append(" />");
        } else if (node.getNodeType() == Node.TEXT_NODE) {
            strb.append(node.getTextContent());
        }

        return strb.toString();
    }
}

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