Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

import javax.xml.parsers.DocumentBuilderFactory;

import javax.xml.transform.Result;

import javax.xml.transform.Templates;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerConfigurationException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMResult;
import javax.xml.transform.dom.DOMSource;

import javax.xml.transform.stream.StreamSource;

import org.w3c.dom.DocumentFragment;

import org.w3c.dom.Node;

public class Main {
    public static Node trance(Node context, String xpath) throws Exception {
        Templates txp = TrAXPath(xpath);
        return trance(context, txp.newTransformer());
    }

    public static Node trance(Node context, Transformer t) throws Exception {

        // Create result document with top element "result"
        DocumentFragment df = DocumentBuilderFactory.newInstance().newDocumentBuilder().newDocument()
                .createDocumentFragment();

        Result result = new DOMResult(df);

        // Transform result into DocumentFragment
        t.transform(new DOMSource(context), result);

        // Return list of nodes in DocumentFragment
        return df;
    }

    public static Templates TrAXPath(String xpath) throws TransformerConfigurationException {
        StringBuffer sb = new StringBuffer();

        // Create stylesheet that copies matching nodes
        sb.append("<?xml version=\"1.0\" encoding=\"utf-8\"?>\n");
        sb.append("<xsl:stylesheet version=\"1.0\" ");
        sb.append(" xmlns:xsl=\"http://www.w3.org/1999/XSL/Transform\">");
        sb.append("<xsl:output method=\"xml\" indent=\"yes\"/>");
        sb.append("<xsl:template match=\"" + xpath + "\">");
        sb.append("<xsl:copy-of select=\".\"/>");
        sb.append("</xsl:template>");
        sb.append("<xsl:template match=\"*|@*|text()\">");
        sb.append("<xsl:apply-templates />");
        sb.append("</xsl:template>");
        sb.append("</xsl:stylesheet>");

        // Construct the stylesheet Templates object.
        TransformerFactory tf = TransformerFactory.newInstance();
        String stylesheet = sb.toString();
        java.io.Reader r = new java.io.StringReader(stylesheet);
        StreamSource ssrc = new StreamSource(r);

        // Create templates object
        return tf.newTemplates(ssrc);
    }
}