Main.java Source code

Introduction

Here is the source code for Main.java

Source

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

import org.xml.sax.InputSource;
import javax.xml.xpath.XPath;
import javax.xml.xpath.XPathConstants;
import javax.xml.xpath.XPathExpressionException;
import java.io.StringReader;

public class Main {
    /**
     * Extract a String node from an XML Message
     *
     * @param xpath     XPath object
     * @param nodePath  XPath statement to locate the node
     * @param xmlString Xml string object to extract the data from
     * @return The requested data, or "" if not found.
     */
    public static String extractNode(XPath xpath, String nodePath, String xmlString) {
        InputSource inputSource = new InputSource(new StringReader(xmlString));

        try {
            return (String) xpath.evaluate(nodePath, inputSource, XPathConstants.STRING);
        } catch (XPathExpressionException e) {
            return "";
        }
    }
}