parsing XML with DOMParser

[Yang Xiao]

Hi all,
I'm having some problems with parsing XML with DOMParser.
What I want is to filter out particular elements in the XML, the
sample XML looks like this.

Thanks in advance.

Yang

<CATALOG>
<CD>
<TITLE>Empire Burlesque</TITLE>
<ARTIST>Bob Dylan</ARTIST>
<COUNTRY>USA</COUNTRY>
<COMPANY>Columb ia</COMPANY>
<PRICE>10.90</PRICE>
<YEAR>1985</YEAR>
</CD>
<CD>
<TITLE>Hide your heart</TITLE>
<ARTIST>Bonni e Tyler</ARTIST>
<COUNTRY>UK</COUNTRY>
<COMPANY>CBS Records</COMPANY>
<PRICE>9.90</PRICE>
<YEAR>1988</YEAR>
</CD>
<CD>
<TITLE>Greate st Hits</TITLE>
<ARTIST>Dolly Parton</ARTIST>
<COUNTRY>USA</COUNTRY>
<COMPANY>RCA</COMPANY>
<PRICE>9.90</PRICE>
<YEAR>1982</YEAR>
</CD>
</CATALOG>

and my code(which doesn't work J)
import java.io.IOExcep tion;
import org.apache.xerc es.parsers.DOMP arser;
import org.w3c.dom.Doc ument;
import org.w3c.dom.Nod e;
import org.w3c.dom.Nod eList;
import org.xml.sax.SAX Exception;
// A Simple DOM Application
public class BasicDOM2 {

// Constructor
public BasicDOM2(Strin g xmlFile) {

// Create a Xerces DOM Parser
DOMParser parser = new DOMParser();

// Parse the Document
// and traverse the DOM
try {
parser.parse(xm lFile);
Document document = parser.getDocum ent();
traverse(docume nt);
} catch (SAXException e) {
System.err.prin tln(e);
} catch (IOException e) {
System.err.prin tln(e);
}
}

// Traverse DOM Tree. Print out Element Names
private void traverse(Node node) {

int type = node.getNodeTyp e();
if (type == Node.ELEMENT_NO DE &&
node.getNodeNam e().equals("ART IST")){
System.out.prin t(node.getNodeN ame() + ": ");
System.out.prin t(node.getNodeV alue());
} else {
}

/*
if (type == Node.TEXT_NODE) {// &&
node.getNodeNam e().equals("ART IST"))
System.out.prin tln(node.getNod eValue());
// System.out.prin tln(node.getLoc alName());
}else{
}
*/

NodeList children = node.getChildNo des();
if (children != null) {
for (int i=0; i< children.getLen gth(); i++)
traverse(childr en.item(i));
}

}

// Main Method
public static void main(String[] args) {
BasicDOM2 basicDOM = new BasicDOM2("c:/temp/cd2.xml");
}
}