jsp页面
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>处理Json页面</title>
<script type="text/javascript" src="/ddzj/js/jquery-1.4.2.js"></script>
<script type="text/javascript">
function jsont(){
var name=$("#name").val();
alert(name);
$.ajax({
type:'post',
url:'/ddzj/survey/ajaxJson',
dataType:'text',
data:"name="+name,
success:function(msg){
alert(msg);
}
});
}
</script>
</head>
<body>
<input type="text" onblur="jsont()" name="name" id="name"/>
</body>
</html>
后台：
处理Ajax页面
package com.yiqiao.ddzj.train.action;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts2.StrutsStatics;
import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionInvocation;
import com.opensymphony.xwork2.Result;
public class JsonDeal implements Result {
public void execute(ActionInvocation invocation) throws Exception {
System.out.println("进入 jsonDeal...");
ActionContext cxt = invocation.getInvocationContext();
HttpServletResponse response = (HttpServletResponse) cxt
.get(StrutsStatics.HTTP_RESPONSE);
HttpServletRequest request=(HttpServletRequest)cxt.get(StrutsStatics.HTTP_REQUEST);
response.setContentType("text/xml;charset=utf-8");
response.setHeader("Cache-Control", "no-cache");
PrintWriter out = response.getWriter();
String nameString=(String) request.getAttribute("name");
System.err.println("Requset:"+request.getAttribute("name"));
System.err.println("list:"+request.getAttribute("list"));
out.write(nameString);
}
}
处理action：
package com.yiqiao.ddzj.train.action;
import java.util.ArrayList;
import java.util.List;
import com.opensymphony.xwork2.ActionSupport;
public class TestJsonAction extends ActionSupport {
private String name;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
List list;
public List getList() {
return list;
}
public void setList(List list) {
this.list = list;
}
public String testJson(){
System.err.println("进入testJsonAction,name="+name);
list=new ArrayList();
list.add("aaa");
list.add("佳佳");
return "ajax";
}
}
配置文件：
<!-- 自动以ajax处理类型 -->
<result-types>
<result-type name="ajaxResult" class="com.yiqiao.ddzj.train.action.JsonDeal"></result-type>
</result-types>
<action name="ajaxJson" class="com.yiqiao.ddzj.train.action.TestJsonAction" method="testJson">
<result name="ajax" type="ajaxResult"></result>
<result>/jsonTest.jsp</result>
</action>
