import com.it.pojo.Brand;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.annotation.*;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
@WebServlet("/demo1")
public class demo1 extends HttpServlet {
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
//1. 准备数据
List<Brand> brands = new ArrayList<>();
brands.add(new Brand(1,"三只松鼠","三只松鼠",100,"三只松鼠,好吃不上火",1));
brands.add(new Brand(2,"优衣库","优衣库",200,"优衣库,服适人生",0));
brands.add(new Brand(3,"小米","小米科技有限公司",1000,"为发烧而生",1));
//2. 存储到request域中
request.setAttribute("brands",brands);
//3. 转发到 el-demo.jsp
request.getRequestDispatcher("/el-demo.jsp").forward(request,response);
}
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
this.doGet(request, response);
}
}
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
```
不知道你这个问题是否已经解决, 如果还没有解决的话:已经解决了,要在.jsp文件里加一行<%@ page isELIgnored="false" %>