listuserservlet.java

use MVC bean with 3-tiers

package usermanager.servlets;

import java.io.IOException;
import java.util.ArrayList;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import usermanager.bo.AccountBO;
import usermanager.dto.AccountDTO;

public class ListUserServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    	try {
    		AccountBO accountBO = new AccountBO();
        	ArrayList<AccountDTO> userList = accountBO.listUser();
        	request.setAttribute("userList", userList);
        	String path = "./jsp/ListUsers.jsp";
        	RequestDispatcher requestDispatcher = request.getRequestDispatcher(path);
        	requestDispatcher.forward(request, response);
    	}
    	catch (Exception ex) {
    		
    	}
	}
}