-- 发布时间：4/27/2005 11:38:00 PM
-- 关于子节点的问题[求助]
文件domtree.java
import java.io.*;
import java.util.*;
import org.w3c.dom.*;
import javax.xml.parsers.*;
public class domtree extends Object
{
public static void main(String args[ ])
{
DocumentBuilderFactory factory;
DocumentBuilder docBuilder;
Document doc;
Element root;
String name;
try
{
factory=DocumentBuilderFactory.newInstance();
factory.setValidating(false);
docBuilder=factory.newDocumentBuilder();
doc=docBuilder.parse(new FileInputStream(args[0]));
root=doc.getDocumentElement();
//System.out.println(root); //print the all xml content
name=root.getNodeName();
System.out.println(name);
getChildren(root);
}
catch (Exception exp)
{
exp.printStackTrace();
}
}
public static void getChildren(Element elem)
{
Node child;
NodeList children;
int i,Max;
String elemName;
children=elem.getChildNodes();
Max=children.getLength();
System.out.println(Max);
//child=elem.getFirstChild();
for (i=0;i<Max;i++)
{
child=children.item(i);
elemName=child.getNodeName();
System.out.println(elemName);
}
}
}
文件 library.xml
<?xml version="1.0" encoding="GB2312"?>
<ns:library xmlns:ns="http://www.javaserverprogramming.com/library">
<book ISBN="12">
<title>Visual C++入门与精通</title>
<author country="China">VC工作室</author>
<press>清华大学出版社</press>
<price unit="RMB">45</price>
<copies>3</copies>
</book>
<book ISBN="34">
<title>Thinking in Java</title>
<author country="USA">Bruce Eckel</author>
<press>机械工业出版社</press>
<price unit="RMB">60</price>
<copies>10</copies>
</book>
</ns:library>
结果
ns:library
5
#text
book
#text
book
#text
根节点居然有五个子节点，请问这个根节点是怎么看的？
怎么会有三个Text型的节点？？？？