jsp:javaBean
15891 ワード
<!-- useBean -->
<jsp:useBean id="person" class="com.wzh.test.Person" scope="session">
kk
</jsp:useBean>
<%=person.getName() %>生成されたservletファイル:
com.wzh.test.Person person = null;
synchronized (session) {
person = (com.wzh.test.Person) _jspx_page_context.getAttribute("person", javax.servlet.jsp.PageContext.SESSION_SCOPE);
if (person == null){
person = new com.wzh.test.Person();
_jspx_page_context.setAttribute("person", person, javax.servlet.jsp.PageContext.SESSION_SCOPE);
out.write("\r
");
out.write(" kk\r
");
out.write(" ");
}
}<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title></title>
</head>
<body>
<!-- useBean -->
<jsp:useBean id="person" class="com.wzh.test.Person" scope="session">
kk
</jsp:useBean>
<!-- Bean -->
<jsp:setProperty property="name" name="person" value="xx"/>
<%=person.getName() %>
<!-- Bean -->
<jsp:setProperty property="name" name="person" param="name"/>
<%=person.getName() %>
<!-- http://127.0.0.1:8080/day09/1.jsp?name=123 123 -->
<jsp:setProperty property="age" name="person" param="age"/>
<!-- 8 ( )-->
<%=person.getAge() %>
<jsp:setProperty property="birthday" name="person" param="birthday"/>
<%=person.getBirthday() %>
--------------------------
<!-- -->
<jsp:setProperty property="*" name="person"/>
<%=person.getName() %>
<%=person.getAge() %>
</br>
<jsp:getProperty property="name" name="person"/>
</body>
</html>package com.wzh.test;
import java.util.Date;
public class Person {
private String name="aaa";
private int age;
private Date birthday;
public String getName() {
return name;
}
public Date getBirthday() {
return birthday;
}
public void setBirthday(Date birthday) {
this.birthday = birthday;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
}