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web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd" version="4.0">
<display-name>JSp_SpringIoC</display-name>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
</web-app>
package com.edu.Spring;
public class Person {
private String username;
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getHello() {
return "My name is"+username;
}
}
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
<bean id="person" class="com.edu.Spring.Person">
<property name="username" value="張三"></property>
</bean>
</beans>
<%@page import="com.edu.Spring.Person"%>
<%@page import="org.springframework.web.context.support.WebApplicationContextUtils"%>
<%@page import="org.springframework.context.ApplicationContext"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Spring Web 第一個案例</title>
</head>
<body>
<%
ApplicationContext ctx=null;
ctx=WebApplicationContextUtils.getWebApplicationContext(application);
Person per=(Person)ctx.getBean("person");
%>
從bean中獲取的信息：<%=per.getHello() %>
</body>
</html>
