How to get attribute from xml file

Question

I managed to grab all the info from xml, except the "url" attribute in <image type="poster" url="" size="mid" .../>. Any ideas?
import java.io.*;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.net.*;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;
public class XmlParser {
     ArrayList<Movie> myMovies;
     Document dom;
     public XmlParser(){
          //create a list to hold the movie objects
          myMovies = new ArrayList<Movie>();
     public void runExample(String adr, String tagName) {
          parseXmlFile(adr);
          parseDocument(tagName);
          printData();          
     private void parseXmlFile(String adr){
          //get the factory
          DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
          try {               
               //Using factory get an instance of document builder
               DocumentBuilder db = dbf.newDocumentBuilder();
               //parse using builder to get DOM representation of the XML file
               URL xmlUrl = new URL(adr);
               InputStream in = xmlUrl.openStream();
               dom = db.parse(in);               
          }catch(ParserConfigurationException pce) {
               pce.printStackTrace();
          }catch(SAXException se) {
               se.printStackTrace();
          }catch(IOException ioe) {
               ioe.printStackTrace();
     private void parseDocument(String tagName){
          //get the root elememt
          Element docEle = dom.getDocumentElement();
          //get a nodelist of <movie> elements
          NodeList nl = docEle.getElementsByTagName(tagName);
          if(nl != null && nl.getLength() > 0) {
               for(int i = 0 ; i < nl.getLength();i++) {
                    //get the movie element
                    Element el = (Element)nl.item(i);
                    //get the Movie object
                    Movie mov = getMovie(el);
                    //add it to list
                    myMovies.add(mov);
      * I take an movie element and read the values in, create
      * an Movie object and return it
      * @param movE
      * @return
     private Movie getMovie(Element movE) {
          String title = getTextValue(movE, "original_name");
          String year = getTextValue(movE, "released");
          String imdbId = getTextValue(movE, "imdb_id");
          double score = getDoubleValue(movE, "score");
          String overview = getTextValue(movE, "overview");
          String poster = movE.getAttribute("url");
          Movie mov = new Movie(title, year, imdbId, score, overview, poster);
          return mov;
     private String getTextValue(Element ele, String tagName) {
          String textVal = null;
          NodeList nl = ele.getElementsByTagName(tagName);
          if(nl != null && nl.getLength() > 0) {
               Element el = (Element)nl.item(0);
               textVal = el.getFirstChild().getNodeValue();
          return textVal;
      * Calls getTextValue and returns a int value
      * @param ele
      * @param tagName
      * @return int
     private int getIntValue(Element ele, String tagName) {
          //in production application you would catch the exception
          return Integer.parseInt(getTextValue(ele, tagName));
      * Calls getTextValue and returns a double value
      * @param ele
      * @param tagName
      * @return double
     private double getDoubleValue(Element ele, String tagName) {
          return Double.parseDouble(getTextValue(ele, tagName));
      * Iterate through the list and print the
      * content to console
     private void printData(){
          System.out.println("Total Movies: " + myMovies.size());
          Iterator it = myMovies.iterator();
          while(it.hasNext()) {
               System.out.println(it.next().toString());
     public static void main(String[] args){
          //create an instance
          XmlParser xp = new XmlParser();
          //call run example
          xp.runExample("http://api.themoviedb.org/2.1/Movie.search/en/xml/apikey/Fight+Club+1999", "movie");
}Here is the example xml file I used
<?xml version="1.0" encoding="UTF-8"?>
<OpenSearchDescription xmlns:opensearch="http://a9.com/-/spec/opensearch/1.1/">
  <opensearch:Query searchTerms="Fight Club 1999"/>
  <opensearch:totalResults>1</opensearch:totalResults>
  <movies>
    <movie>
      <score>8.383284</score>
      <popularity>3</popularity>
      <translated>true</translated>
      <adult>false</adult>
      <language>en</language>
      <original_name>Fight Club</original_name>
      <name>Fight Club</name>
      <alternative_name>El Club de la Lucha</alternative_name>
      <type>movie</type>
      <id>550</id>
      <imdb_id>tt0137523</imdb_id>
      <url>http://www.themoviedb.org/movie/550</url>
      <votes>62</votes>
      <rating>8.4</rating>
      <certification></certification>
      <overview>A lonely, isolated thirty-something young professional seeks an escape from his mundane existence with the help of a devious soap salesman. They find their release from the prison of reality through underground fight clubs, where men can be what the world now denies them. Their boxing matches and harmless pranks soon lead to an out-of-control spiral towards oblivion.</overview>
      <released>1999-09-16</released>
      <images>
        <image type="poster" url="http://hwcdn.themoviedb.org/posters/f75/4bc908ab017a3c57fe002f75/fight-club-original.jpg" size="original" width="1000" height="1500" id="4bc908ab017a3c57fe002f75"/>
        <image type="poster" url="http://hwcdn.themoviedb.org/posters/f75/4bc908ab017a3c57fe002f75/fight-club-mid.jpg" size="mid" width="500" height="750" id="4bc908ab017a3c57fe002f75"/>
        <image type="poster" url="http://hwcdn.themoviedb.org/posters/f75/4bc908ab017a3c57fe002f75/fight-club-cover.jpg" size="cover" width="185" height="278" id="4bc908ab017a3c57fe002f75"/>
        <image type="poster" url="http://hwcdn.themoviedb.org/posters/f75/4bc908ab017a3c57fe002f75/fight-club-thumb.jpg" size="thumb" width="92" height="138" id="4bc908ab017a3c57fe002f75"/>
        <image type="backdrop" url="http://hwcdn.themoviedb.org/backdrops/f71/4bc908ab017a3c57fe002f71/fight-club-original.jpg" size="original" width="1280" height="720" id="4bc908ab017a3c57fe002f71"/>
        <image type="backdrop" url="http://hwcdn.themoviedb.org/backdrops/f71/4bc908ab017a3c57fe002f71/fight-club-poster.jpg" size="poster" width="780" height="439" id="4bc908ab017a3c57fe002f71"/>
        <image type="backdrop" url="http://hwcdn.themoviedb.org/backdrops/f71/4bc908ab017a3c57fe002f71/fight-club-thumb.jpg" size="thumb" width="300" height="169" id="4bc908ab017a3c57fe002f71"/>
      </images>
      <version>73</version>
      <last_modified_at>2010-09-11 14:33:06</last_modified_at>
    </movie>
  </movies>
</OpenSearchDescription>

Answer 1

pvujic wrote:
Thanks, but how can I "fetch" the url from the image element?You've got to first get to the image element. But based on what you've posted though, with a little more coding, you should be able to succeed. Just give it a try! :)