jsp页面
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<script type="text/javascript" src="js/jquery-1.5.js"></script>
<script type="text/javascript">
function findStudentInfo() {
debugger
$.ajax({
type:"get",
url:"${pageContext.request.contextPath}/getemps",
dataType:"json",
success : function (data) {
debugger
$("#showMessageDiv").empty();
$("#showMessageDiv").append("<table id='table1'></table>");
$("#table1").append("<tr><td>员工ID</td><td>姓名</td><td>性别</td><td>邮箱地址</td></tr>");
$.each(data,function (i,result) {
var sex="女"
if (result.gender==1){sex="男"}
var item="<tr><td>"+result.id+"</td><td>"+result.lastName+"</td><td>"+sex+"</td><td>"+result.email+"</td>";
$("#table1").append(item);
});
},
error:function(){
alert("错误");
}
});
}
</script>
<body>
<div>
异步请求响应
</div>
<div id="showMessageDiv">
</div>
<div id="data">
<input type="submit" id="getBtn" title="点击" onclick="findStudentInfo()"/>
</div>
</body>
</html>
2 action
@Controller
public class EmployeeController {
@Autowired
EmployeeService employeeService;
@RequestMapping("/getemps")
@ResponseBody
public String emps() throws JsonGenerationException, JsonMappingException, IOException{
List<Employee> emps = employeeService.getEmps();
ObjectMapper mapper= new ObjectMapper();
String jsonStr = mapper.writeValueAsString(emps );
System.out.println(jsonStr );
return jsonStr;
}
}