帮忙检查一下
来源：1-12 自由编程
cj啦啦啦啦
2019-12-14 15:58:52
package com.imooc.Servlet;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Servlet implementation class ElServlet
*/
@WebServlet("/el")
public class ElServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
/**
* @see HttpServlet#HttpServlet()
*/
public ElServlet() {
super();
// TODO Auto-generated constructor stub
}
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
String level=request.getParameter("level");
Course course=new Course("s001","数学分析","数学");
request.setAttribute("course", course);
request.getRequestDispatcher("/course.jsp").forward(request,response);
}
}
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
<h1>id:${requestScope.course.id }</h1>
<h1>name:${requestScope.course.name }</h1>
<h1>category:${requestScope.course.category }</h1>
<h1>level:${param.level }</h1>
</body>
</html>
package com.imooc.Servlet;
public class Course {
private String id;
private String name;
private String category;
public Course(String id, String name, String category) {
super();
this.id = id;
this.name = name;
this.category = category;
}
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 getCategory() {
return category;
}
public void setCategory(String category) {
this.category = category;
}
public String toString() {
return "id:"+id+"name:"+name+"category:"+category;
}
}
1回答
-
好帮手慕柯南
2019-12-14
同学你好！
经过老师测试，功能完成正确，加油，祝学习愉快~
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