gistfile1.txt

import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import java.io.IOException;
import java.io.StringReader;
import java.util.Arrays;
import java.util.LinkedList;
import java.util.List;

public class XmlParser {

    public String[] getTest() {

        String xmlString = "<?xml version=\"1.0\"?>\n" +
                "<rdcresult>\n" +
                "  <rdcschema>\n" +
                "     <rdccolumns>\n" +
                "            <rdcname>field0</rdcname>\n" +
                "            <rdctype>type0</rdctype>\n" +
                "     </rdccolumns>\n" +
                "     <rdccolumns>\n" +
                "            <rdcname>field1</rdcname>\n" +
                "            <rdctype>type1</rdctype>\n" +
                "     </rdccolumns>\n" +
                "  </rdcschema>\n" +
                "  <rdcdata>va1,val2</rdcdata>\n" +
                "</rdcresult>\n";

        Document doc = extractParser(xmlString);
        NodeList nList = doc.getElementsByTagName("rdccolumns");
        List<String> rdcnames = new LinkedList<String>();
        List<String> rdctypes = new LinkedList<String>();

        for (int temp = 0; temp < nList.getLength(); temp++) {
            Node nNode = nList.item(temp);
            if (nNode.getNodeType() == Node.ELEMENT_NODE) {
                Element eElement = (Element) nNode;
                String name = eElement.getElementsByTagName("rdcname").item(0).getTextContent();
                rdcnames.add(name);
                System.out.println("rdcname : " + name);

                String type = eElement.getElementsByTagName("rdctype").item(0).getTextContent();
                rdctypes.add(type);
                System.out.println("rdctype : " + type);
            }
        }
        String rdcdata = doc.getElementsByTagName("rdcdata").item(0).getTextContent();

        String[] stringArray = new String[4];
        stringArray[0] = Arrays.toString(rdcnames.toArray());
        stringArray[1] = Arrays.toString(rdctypes.toArray());
        stringArray[2] = Arrays.toString(rdcdata.split(","));

        System.out.println("stringArray: " + stringArray[0] + " \n " + stringArray[1] + "\n" + stringArray[2]);

        return stringArray;
    }

    private Document extractParser(String xmlString) {
        DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
        DocumentBuilder dBuilder = null;
        Document doc = null;
        try {
            dBuilder = dbFactory.newDocumentBuilder();
            doc = dBuilder.parse(new InputSource(new StringReader(xmlString)));
        } catch (ParserConfigurationException ex) {
            ex.printStackTrace();
        } catch (SAXException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }

        doc.getDocumentElement().normalize();
        return doc;
    }
}