SAX를 이용한 Java XML 샘플 코드

import java.io.*;
import org.xml.sax.*;
import org.xml.sax.helpers.*;
import javax.xml.parsers.*;

public class SaxSample {
  public static void main(String[] args) {
    // SAX를 준비한다.
    SAXParser saxParser = null;
 
    try {
      SAXParserFactory saxFactory = SAXParserFactory.newInstance();
      saxParser = saxFactory.newSAXParser();
    } catch (ParserConfigurationException e) {
      e.printStackTrace();
    } catch (SAXException e) {
      e.printStackTrace();
    }

    // 핸들러를 작성한다.
    SaxCustomHandler saxHandler = new SaxCustomHandler();
 
    try {
      saxParser.parse(new FileInputStream("f:\\1.xml"), saxHandler);
    } catch (FileNotFoundException e) {
      e.printStackTrace();
    } catch (SAXException e) {
      e.printStackTrace();
    } catch (IOException e) {
      e.printStackTrace();
    }
  }
}

// SAX 핸들러 클래스
class SaxCustomHandler extends DefaultHandler {
  @Override
  public void startDocument() {
    System.out.println("XML 문서가 시작 되었습니다.");
  }

  @Override
  public void endDocument() {
    System.out.println("XML 문서가 종료 되었습니다.");
  }
 
  @Override
  public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
    String elementName = localName;
    if ("".equals(elementName) == true)
      elementName = qName;
 
    System.out.print("<" + elementName);
 
    if (attributes != null) {
      for (int i = 0; i < attributes.getLength(); ++i) {
        String attributeName = attributes.getLocalName(i);
        if ("".equals(attributeName) == true)
          attributeName = attributes.getQName(i);
 
        System.out.print(" " + attributeName + "=\"" + attributes.getValue(i) + "\"");
      }
    }
 
    System.out.print(">");
  }
 
  @Override
  public void endElement(String uri, String localName, String qName) throws SAXException {
    String elementName = localName;
    if ("".equals(elementName) == true)
      elementName = qName;
 
    System.out.print("</" + elementName + ">");
  }
 
  @Override
  public void characters(char[] ch, int start, int length) throws SAXException {
    System.out.print(new String(ch, start, length));
  }
}