Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
import java.io.ByteArrayInputStream;
import org.w3c.dom.*;
import javax.xml.parsers.*;
import javax.xml.xpath.*;

public class Main {
    public static String[] xpathOnString(String q, String stringdoc) {
        try {
            DocumentBuilderFactory domFactory = DocumentBuilderFactory.newInstance();
            // domFactory.setNamespaceAware(true);
            DocumentBuilder builder = domFactory.newDocumentBuilder();
            Document doc = builder.parse(new ByteArrayInputStream(stringdoc.getBytes()));

            XPathFactory factory = XPathFactory.newInstance();
            XPath xpath = factory.newXPath();
            XPathExpression expr = xpath.compile(q);

            Object result = expr.evaluate(doc, XPathConstants.NODESET);
            NodeList nodes = (NodeList) result;

            String res[] = new String[nodes.getLength()];
            for (int i = 0; i < nodes.getLength(); i++) {
                // System.out.println(nodes.item(i).toString());
                res[i] = nodes.item(i).getNodeValue();
            }
            return res;
        } catch (Exception e) {
            System.out.println("XPathUtils.xpathOnString:caught:" + e);
            return null;
        }
    }
}