<memo><note type="birthday"><name>王平</name><sex>男</sex><date>12月23日</date><address>吉林省白山市第八中學</address><telphone>0439-31344532</telphone><email>wangping@sina.com</email><body>今天是王平生日</body></note><note type="shop"><name>東方雪</name><sex>女</sex><date>8月23日</date><address>北京海澱區中關村E世界</address><telphone>15984561235</telphone><email>eworld@vip.com</email><body>今天是東方雪店鋪開張的日子</body></note></memo>DOM解析步驟：1.擷取factory DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance();
import java.io.File;import javax.xml.parsers.DocumentBuilder;import javax.xml.parsers.DocumentBuilderFactory;import org.w3c.dom.Document;import org.w3c.dom.Element;import org.w3c.dom.Node;import org.w3c.dom.NodeList;public class DomTest {public static void main(String[] args) {File xmlFile = new File("D:\\memo.xml");DocumentBuilder builder = null;DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance();try {builder = builderFactory.newDocumentBuilder();Document document = builder.parse(xmlFile);//解析檔案Element root = document.getDocumentElement();//獲得根項目System.out.println("根項目：" + root.getNodeName());NodeList childNodes = root.getChildNodes();//獲得根項目下的子節點for (int i = 0; i < childNodes.getLength(); i++) {//遍曆這些子節點Node node = childNodes.item(i);if("note".equals(node.getNodeName())) {//如果節點的名稱為"node",則輸出note元素屬性typeSystem.out.println("\r\n 找到一篇日記。所屬分類：" + node.getAttributes().getNamedItem("type").getNodeValue()+".");NodeList nodeDetail = node.getChildNodes();for(int j = 0; j < nodeDetail.getLength(); j++) {Node detail = nodeDetail.item(j);if("name".equals(detail.getNodeName()))System.out.println("姓名: " + detail.getTextContent());else if("sex".equals(detail.getNodeName()))System.out.println("性別：" + detail.getTextContent());else if("date".equals(detail.getNodeName())) System.out.println("日期：" + detail.getTextContent());else if("address：".equals(detail.getNodeName()))System.out.println("居住地址：" + detail.getTextContent());else if("telephone".equals(detail.getNodeName()))System.out.println("電話號碼：" + detail.getTextContent());else if("email".equals(detail.getNodeName()))System.out.println("E-mail: " + detail.getTextContent());else if("body".equals(detail.getNodeName()))System.out.println("主題：" + detail.getTextContent());}}}}catch(Exception e) {e.printStackTrace();}}}
SAX解析
步驟：1.擷取factory SAXParserFactory factory = SAXParserFactory.newInstance();import java.io.File;import javax.xml.parsers.SAXParser;import javax.xml.parsers.SAXParserFactory;public class SaxTest {public static void main(String[] args) {File xmlFile = new File("D:\\memo.xml");SAXParserFactory factory = SAXParserFactory.newInstance();try {SAXParser parser = factory.newSAXParser();parser.parse(xmlFile,new MySaxListener());} catch(Exception e) {e.printStackTrace();}}}
import org.xml.sax.helpers.DefaultHandler;import java.text.DateFormat;import java.text.SimpleDateFormat;import org.xml.sax.Attributes;import org.xml.sax.SAXException;public class MySaxListener extends DefaultHandler {private String content;public void characters(char[] ch, int start, int length) throws SAXException {content = new String(ch, start, length);}public void endElement(String uri, String localName, String qName) throws SAXException {if("name".equals(qName)) {System.out.println("姓名：" + content);} else if("sex".equals(qName)) {System.out.println("性別：" + content);}else if("date".equals(qName)) {System.out.println("日期：" + content);}else if("address".equals(qName)) {System.out.println("居住地址：" + content);}else if("telephone".equals(qName)) {System.out.println("電話號碼:" + content);}else if("email".equals(qName)) {System.out.println("電子郵件：" + content);}else if("body".equals(qName)) {System.out.println("主題：" + content);}}public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {if("note".equals(qName)) {System.out.println("下面是一個關於SAX的解析方式：");System.out.println("\r\n找到一篇文章.所屬分類：" + attributes.getValue("type") + ".");}}}解析結果
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