BE THE CODER > XML > XOM Examples > Xpath Query Attrubutes

XOM (XML Object Model) is a tree based java API for processing XML by taking the best ideas from SAX and DOM. It is simple, fast and easy to use. This requires the library xom-1.2.7.jar to be in classpath. The following example shows querying an XML document using XPath expression.

File Name :	com/bethecoder/tutorials/xom/tests/XpathQuery3.java
Author :	Sudhakar KV
Email :	[email protected]


package com.bethecoder.tutorials.xom.tests;



import java.io.IOException;

import java.io.InputStream;



import nu.xom.Builder;

import nu.xom.Document;

import nu.xom.Nodes;

import nu.xom.ParsingException;

import nu.xom.ValidityException;



public class XpathQuery3 {



  /**

   * @param args

   * @throws IOException 

   * @throws ParsingException 

   * @throws ValidityException 

   */

  public static void main(String[] args) throws ValidityException, ParsingException, IOException {

    Builder builder = new Builder();

    InputStream ins = XpathQuery3.class.getClassLoader()

          .getResourceAsStream("randoms.xml");

    

    //Reads and parses the XML

    Document doc = builder.build(ins);

    Nodes nodes = doc.query("//RandomNumbers/Number");

    String even = null;

    

    for (int i = 0 ; i < nodes.size() ; i ++) {

      //Read even attribute from each Number

      even = Boolean.parseBoolean(

          nodes.get(i).query("@even").get(0).getValue()) ? "even" : "odd";

      System.out.println(nodes.get(i).getValue() + " is " + even);  

    }

  }



}