Parse an XML string with DOM and StringReader.

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

public class Main {
  public static void main(String arg[]) throws Exception{
    String xmlRecords = "<data><employee><name>A</name>"
        + "<title>Manager</title></employee></data>";

    DocumentBuilder db = DocumentBuilderFactory.newInstance().newDocumentBuilder();
    InputSource is = new InputSource();
    is.setCharacterStream(new StringReader(xmlRecords));

    Document doc = db.parse(is);
    NodeList nodes = doc.getElementsByTagName("employee");

    for (int i = 0; i < nodes.getLength(); i++) {
      Element element = (Element) nodes.item(i);

      NodeList name = element.getElementsByTagName("name");
      Element line = (Element) name.item(0);
      System.out.println("Name: " + getCharacterDataFromElement(line));

      NodeList title = element.getElementsByTagName("title");
      line = (Element) title.item(0);
      System.out.println("Title: " + getCharacterDataFromElement(line));
    }

  }

  public static String getCharacterDataFromElement(Element e) {
    Node child = e.getFirstChild();
    if (child instanceof CharacterData) {
      CharacterData cd = (CharacterData) child;
      return cd.getData();
    }
    return "";
  }
}
  
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XML DOM:
  1. Creating XML Element and add to Document
  2. Create and add Attribute to an Element
  3. Parse an XML File with DOM
  4. Parse an XML file with custom error handler
  5. Parse an XML string with DOM and StringReader.
  6. Visit all nodes from DOM
  7. Visit all nodes from DOM and output node type