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struts请求基本类型参数接收
01:导包,web.xml配置
<?xml version="1.0" encoding="UTF-8"?><web-app version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"> <!-- 01:启动struts2框架 --> <filter> <filter-name>struts2</filter-name> <filter-class> org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter </filter-class> </filter> <filter-mapping> <filter-name>struts2</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list></web-app>
02:编写action类
package com.self.action;/** * 02:写相应的处理方法 */public class HelloWorldAction { private String user; private Integer id; //处理方法 public String helloworld(){ return "rehelloworld"; } public String getUser() { return user; } public void setUser(String user) { this.user = user; } public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } }
03:配置struts.xml
<?xml version="1.0" encoding="UTF-8" ?><!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN" "http://struts.apache.org/dtds/struts-2.0.dtd"><struts> <!-- 01:将.action访问,改为.do和.action --> <constant name="struts.action.extension" value="http://www.mamicode.com/do,action" /> <!-- 02:指定默认编码,相当于HttpServletRequest的setCharacterEncoding方法,也作用于freemarker、velocity的输出 --> <constant name="struts.i18n.encoding" value="http://www.mamicode.com/UTF-8" /> <include file="department.xml"/></struts>
04:配置department.xml
<?xml version="1.0" encoding="UTF-8" ?><!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN" "http://struts.apache.org/dtds/struts-2.0.dtd"><struts> <package name="dep" namespace="/department" extends="struts-default"> <!-- 用通配符*来指代方法名,{1}代表第一个通配符所代表的字段:这里代表方法 --> <action name="hd_*" class="com.self.action.HelloWorldAction" method="{1}" > <result name="rehelloworld"> /successhelloworld.jsp </result> </action> </package></struts>
05:编写输入数据界面
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%><html><head><title>显示</title></head><!-- 第4步:显示 --><body> <BR> <BR> <center> <form action="department/hd_helloworld.do" method="post"> 名:<input name="user" type="text"> <BR> ID:<input name="id" type="text"> <BR> <input type="submit" value="http://www.mamicode.com/提交"> </form> </center></body></html>
06:编写显示数据界面
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%><html><head><title>显示</title></head><!-- 第4步:显示 --><body> <BR> <BR> <center> user=${user} <BR> id=${id} </center></body></html>
08:访问路径
http://localhost:8080/Struts2_01/seehelloworld.jsp
struts请求基本类型参数接收
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