Parse XML file using DOM

This code snippet explains about the parsing of the xml file using the DOM parser.

import java.io.File;
import java.io.IOException;

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.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;


public class XMLParser {

    /**
     * @param args
     * @throws IOException 
     * @throws SAXException 
     */
    
    public void GetXMLValue(String FileName){
    
        try {
            DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
            DocumentBuilder db         = dbf.newDocumentBuilder();
            File file                  = new File(FileName);
            
            if(file.exists()){
                Document doc = null;
                try {
                    doc = db.parse(file);
                }
                catch (SAXException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                Element docelement1     = doc.getDocumentElement();
                
                System.out.println("Root element of the document: "
                        + docelement1.getNodeName());                
                //for commercial credit
                NodeList valueList1 = docelement1.getElementsByTagName("CommercialCredit");
                
                if (valueList1 != null && valueList1.getLength() > 0) {
                 
                    for (int i = 0; i < valueList1.getLength(); i++) {
                        
                        Node node = valueList1.item(i);
                        
                        if (node.getNodeType() == Node.ELEMENT_NODE) {
                            
                            Element e = (Element) node;
                            NodeList nodeList = e.getElementsByTagName("DistSourceId");
                            System.out.println("DistSourceId: "
                                    + nodeList.item(0).getChildNodes().item(0)
                                            .getNodeValue());

                            nodeList = e.getElementsByTagName("MMSReferenceStartTime");
                            System.out.println("MMSReferenceStartTime: "
                                    + nodeList.item(0).getChildNodes().item(0)
                                            .getNodeValue());

                            nodeList = e.getElementsByTagName("MMSReferenceEndTime");
                            System.out.println("MMSReferenceEndTime: "
                                    + nodeList.item(0).getChildNodes().item(0)
                                            .getNodeValue());  
                        }                        
                     // for Credit result ---- added only 3 fields to test.....                        
                        
                        NodeList valueList2 = docelement1.getElementsByTagName("CreditResult");
                        if (valueList2 != null && valueList2.getLength() > 0) {
                            
                            for (int j = 0; j < valueList2.getLength(); j++) {
                                
                                Element e2 = (Element) node;
                                NodeList nodeList2 = e2.getElementsByTagName("MediaAssetId");
                                System.out.println("MediaAssetId: "
                                        + nodeList2.item(0).getChildNodes().item(0)
                                                .getNodeValue());
                                
                                nodeList2 = e2.getElementsByTagName("DetectedTime");
                                System.out.println("DetectedTime: "
                                        + nodeList2.item(0).getChildNodes().item(0)
                                                .getNodeValue());
                                
                                nodeList2 = e2.getElementsByTagName("DetectedSourceId");
                                System.out.println("DetectedSourceId: "
                                        + nodeList2.item(0).getChildNodes().item(0)
                                                .getNodeValue());  
                            }
                        }//if ends here
                    }  
                }
                else{
                    System.exit(1);
                }                    
            }
        }
        catch (ParserConfigurationException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }         
    }    
    
    public static void main (String[] args) throws SAXException, IOException {
        // TODO Auto-generated method stub
        String str = "C:\Test\Mytestfile.xml";
        new XMLParser().GetXMLValue(str);

    }

}