Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
import org.w3c.dom.*;

public class Main {
    public static String printNode(Node node) {
        StringBuffer sBuffer = new StringBuffer();

        printNode(sBuffer, node);

        return sBuffer.toString();
    }

    /** Takes XML node and prints to String.
     *
     * @param node Element to print to String
     * @return XML node as String
     */
    private static void printNode(StringBuffer sBuffer, Node node) {
        if (node.getNodeType() == Node.TEXT_NODE) {
            sBuffer.append(encodeXMLText(node.getNodeValue().trim()));
        } else if (node.getNodeType() == Node.CDATA_SECTION_NODE) {
            sBuffer.append("<![CDATA[");
            sBuffer.append(node.getNodeValue());
            sBuffer.append("]]>");
        } else if (node.getNodeType() == Node.ELEMENT_NODE) {
            Element el = (Element) node;

            sBuffer.append("<").append(el.getTagName());

            NamedNodeMap attribs = el.getAttributes();

            for (int i = 0; i < attribs.getLength(); i++) {
                Attr nextAtt = (Attr) attribs.item(i);
                sBuffer.append(" ").append(nextAtt.getName()).append("=\"").append(nextAtt.getValue()).append("\"");
            }

            NodeList nodes = node.getChildNodes();

            if (nodes.getLength() == 0) {
                sBuffer.append("/>");
            } else {
                sBuffer.append(">");

                for (int i = 0; i < nodes.getLength(); i++) {
                    printNode(sBuffer, nodes.item(i));
                }

                sBuffer.append("</").append(el.getTagName()).append(">");
            }
        }
    }

    /**
     * Handles XML encoding of text, e.g. & to &amp;
     * 
     * @param sText Text to XML encode
     * @return XML Encoded text
     */
    public static String encodeXMLText(String sText) {
        StringBuffer sBuff2 = new StringBuffer(sText);
        StringBuffer sNewBuff = new StringBuffer();

        for (int i = 0; i < sBuff2.length(); i++) {
            char currChar = sBuff2.charAt(i);
            Character currCharObj = new Character(sBuff2.charAt(i));
            if (currChar == '&') {
                if ((sBuff2.length() - 1 - i) >= 4 && sBuff2.charAt(i + 1) == 'a' && sBuff2.charAt(i + 2) == 'm'
                        && sBuff2.charAt(i + 3) == 'p' && sBuff2.charAt(i + 4) == ';') {
                    i = i + 4;
                    sNewBuff.append("&amp;");
                } else {
                    sNewBuff.append("&amp;");
                }
            } else if (currChar == '>') {
                sNewBuff.append("&gt;");
            } else if (currChar == '<') {
                sNewBuff.append("&lt;");
            } else {
                sNewBuff.append(currChar);
            }
        }

        return sNewBuff.toString();

    }
}