Java Dynamic getting parent node and child nodes

import java.io.StringReader;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.CharacterData;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.InputSource;

public class test {
  public static void main(String arg[]) throws Exception{

 String xmlRecords = "ur xml here ";
      DocumentBuilder db = DocumentBuilderFactory.newInstance().newDocumentBuilder();
      InputSource is = new InputSource();
      is.setCharacterStream(new StringReader(xmlRecords));
      Document doc = db.parse(is);
      System.out.println(doc.getDocumentElement().getNodeName());
      NodeList nodes = doc.getElementsByTagName("FareInput");
      for (int i = 0; i < nodes.getLength(); i++) {
          Element element = (Element) nodes.item(i);
          Element ele = (Element) nodes.item(i); 
          NamedNodeMap nl = ele.getAttributes();
          for(int k=0;k<nl.getLength();k++)
              System.out.println(nl.item(k).getNodeValue());
      }
  }

  public static String getCharacterDataFromElement(Element e) {
    Node child = e.getFirstChild();
    if (child instanceof CharacterData) {
      CharacterData cd = (CharacterData) child;
      return cd.getData();
    }
    return "";
  }
}