code299.jsp
<%@page import="java.beans.Beans"%>
<%@page import="org.apache.naming.java.javaURLContextFactory"%>
<%@page import="java.util.Date"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
<jsp:useBean id="myDate" class="java.util.Date"></jsp:useBean>
相当于
<%
Date myDate2 = new Date();
%>
<hr>
<jsp:useBean id="myDate3" class="java.util.Date" type=java.lang.Object></jsp:useBean>
相当于
<%
Object myDate4 = new Date();
%>
<hr>
<jsp:useBean id="myDate5" type=java.lang.Object beanName="java.util.Date"></jsp:useBean>
相当于
<%
Object myDate6 = (Object)Beans.instantiate(this.getClass().getClassLoader("java.util.Date"));
%>
</body>
</html>