Read XML Using DOM in Java P2

Đọc XML với DOM

sinhvien.xml

Java XML 2016

<?xml version="1.0" encoding="UTF-8"?>
<sinhvien>
    <masv>sv01</masv>
    <hoten>sinh vien 01</hoten>
</sinhvien>

DOM.java

Java XML 2016

package demosax;

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;

public class DOM {

    public void hienthi() {
        try {
            DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
            DocumentBuilder db  = dbf.newDocumentBuilder();
            Document d = db.parse("src\\database\\sinhvien.xml");
            
            Element root = d.getDocumentElement();
            System.out.println("Ten node goc: "+root.getNodeName());
            
            //Lay gia tri masv
            Node masv = root.getElementsByTagName("masv").item(0);
            System.out.println(masv.getNodeName() +" : "+masv.getTextContent());
            
            //Lay gia tri hoten
            Node hoten = root.getElementsByTagName("hoten").item(0);
            System.out.println(hoten.getNodeName() +" : "+hoten.getTextContent());
            
        } catch (Exception e) {
            System.out.println(e.getMessage());
        }
    }

}

DemoSAX.java

Java XML 2016

package demosax;

public class DemoSAX {

    public static void main(String[] args) {
        DOM dssv = new DOM();
        dssv.hienthi();
    }

}