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标题: jsp接收action的值的方法总结（2） [打印本页]

作者: look_w 时间: 2019-4-20 14:46 标题: jsp接收action的值的方法总结（2）

完整代码例子

TestAction.java

package action;

import java.util.Map;

import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import org.apache.struts2.ServletActionContext;

import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;

public class TestAction extends ActionSupport{

 /**
 * action调用样例
 */
 private static final long serialVersionUID = -3544701251834366894L;
 private String id;
 private String name;



 public String getId() {
 return id;
 }



 public void setId(String id) {
 this.id = id;
 }



 public String getName() {
 return name;
 }



 public void setName(String name) {
 this.name = name;
 }



 public String execute(){
 System.out.println("testAction runing!");
 name="我是action中通过get传递的值";
/* HttpServletRequest request = ServletActionContext.getRequest ();
 request.setAttribute("SR","我是ServletActionContext作容器Request传值");
 ServletContext application = ServletActionContext.getServletContext ();
 application.setAttribute("SA","我是ServletActionContext作容器application传值");
 HttpSession session = ServletActionContext.getRequest ().getSession();
 session.setAttribute("SS","我是ServletActionContext作容器session传值");*/
 ActionContext context= ActionContext.getContext();
 Map request = (Map)context.get("request");
 request.put("AR","我是ActionContext作容器Request传值");
 Map application = (Map)context.getApplication();
 application.put("AA","我是ActionContext作容器application传值");
 Map session = (Map)context.getSession();
 session.put("AS","我是ActionContext作容器session传值");
 return SUCCESS;
 }
}

index.jsp

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%@ taglib uri="/struts-tags" prefix="s"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
 <head>
 <base href="<%=basePath%>">

 <title>My JSP 'index.jsp' starting page</title>
 </head>

 <body>
 <s:property value="name"/> 
<s:property value="#request.SR"/> 
<s:property value="#application.SA"/> 
<s:property value="#session.SS"/> 
<s:property value="#request.AR"/> 
<s:property value="#application.AA"/> 
<s:property value="#session.AS"/>
 </body>
</html>

spring action.xml

<?xml version="1.0" encoding="utf-8"?>

<beans xmlns="http://www.springframework.org/schema/beans"
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop"
 xmlns:p="http://www.springframework.org/schema/p" xmlns:tx="http://www.springframework.org/schema/tx"
 xmlns:mongo="http://www.springframework.org/schema/data/mongo"
 xmlns:context="http://www.springframework.org/schema/context"
 xsi:schemaLocation="http://www.springframework.org/schema/beans
 http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
 http://www.springframework.org/schema/tx
 http://www.springframework.org/schema/tx/spring-tx-3.0.xsd
 http://www.springframework.org/schema/context
 http://www.springframework.org/s ... ing-context-3.1.xsd
 http://www.springframework.org/schema/aop
 http://www.springframework.org/schema/aop/spring-aop-3.1.xsd">

 <bean id="testAction" class="action.TestAction">
 </bean>
 <bean id="login" class="action.LoginAction">
 </bean>
</beans>

struts action.xml

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE struts PUBLIC
 "-//Apache Software Foundation//DTD Struts Configuration 2.1.7//EN"
 "http://struts.apache.org/dtds/struts-2.1.7.dtd">
<struts>
 <package name="getIp" extends="json-default" namespace="/getIp">
 <action name="testJson" class="testAction">
 <result type="json"></result>
 </action>
 <action name="testJsp" class="testAction">
 <result name="success">/index.jsp</result>
 </action>
 <action name="login" class="login">
 <result type="json"></result>
 </action>
 </package>


</struts>

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