[JAVA100 example]068, parsing XML with DOM

import javax.xml.parsers.*;
import org.w3c.dom.*;
import java.io.*;
public class Dompagelist {
public static void Main (string[] args) {
try {
///Create resolution factory
Documentbuilderfactory Dbfactory = Documentbui Lderfactory.newinstance (); 　　　
//Specifies documentbuilder
Documentbuilder builder = Dbfactory.newdocumentbuilder ();
　　　Constructs a document from a file because the encoding is already specified in the XML file, so there is no need for
Document doc = builder.parse (new File ("Book.xml"));
　　　Get the root of document (node name: book)
Element root = Doc.getdocumentelement ();
SYSTEM.OUT.PRINTLN ("root node Tag name:" + root.gettagname ());
System.out.println ("traverse the XML element * * *"); 　　　
//Get page element
NodeList list = root.getelementsbytagname ("page");
Iterate through the page element
for (int i=0 i < list.getlength (); i++) {
//Get page's Elements
Element element = (Element) Li St.item (i); 　　　　
//Get id attribute
String id = element.getattribute ("id");
Gets the title property
NodeList titlelist = Element.geteleMentsbytagname ("title"); 　　　　
//Obtains title element
Element titleelement = (element) titlelist.item (0);
　　　　Gets the first value of the title element
String title = Titleelement.getfirstchild (). Getnodevalue ();
　　　　Gets the file element name
nodelist filelist = element.getelementsbytagname ("file");
　　　　Gets the file element
Element fileelement = (Element) filelist.item (0);
　　　　Gets the first value of the file element
String file = Fileelement.getfirstchild (). Getnodevalue ();
String test = Filelist.getfirstchild (). Getnodename ();
System.out.println ("id" + ID + "" +
"title" + title +
"file" + file);
} 　　
} catch (Exception e) {
E.printstacktrace ();
}
}