<%@ page import="javax.xml.parsers.*" %>
<%@ page import="org.w3c.dom.*" %>
<%@ page import="java.util.*,java.io.*" %>
<%@ page contentType="text/html;charset=MS950" %>
CH17 - ParseXML_dom.jsp
使用 JAXP DOM 剖析 XML 文件
<%
try
{
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
//獲得DocumentBuilder的一個實體
DocumentBuilder builder = factory.newDocumentBuilder();
//解析文件，並獲得一個Document實體
Document doc = builder.parse("http://localhost:8080/JSPBook/CH17/Books.xml");
//獲得根節點 books
Element elmtBooksInfo = doc.getDocumentElement();
//得到所有book節點
NodeList nlBook = elmtBooksInfo.getElementsByTagName("book");
//迴圈輸出每一本書的資料
for (int i = 0; i < nlBook.getLength(); i++)
{
//當前book節點標籤
Element elmtBook = (Element)nlBook.item(i);
NodeList nlCurrent = elmtBook.getElementsByTagName("title");
out.println("書名：" + ((Element)nlCurrent.item(0)).getFirstChild().getNodeValue() + "");
out.println("ISBN：" + ((Element)nlCurrent.item(0)).getAttribute("ISBN") + "");
nlCurrent = elmtBook.getElementsByTagName("author");
out.println("作者：" + ((Element)nlCurrent.item(0)).getFirstChild().getNodeValue() + "");
out.println("------------------------------------" + "");
}
}
catch (Exception pce)
{
System.out.println(pce);
}
%>