ListTreeServlet.java

package cn.lnu.web.servlet;

import java.io.IOException;
import java.util.List;

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

import cn.lnu.service.BusinessService;
//�����������servlet
public class ListTreeServlet extends HttpServlet {

	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		BusinessService service=new BusinessService();
		List list=service.getAllCategory();
		request.setAttribute("list", list);
		request.getRequestDispatcher("/listCategoryTree.jsp").forward(request, response);
	}

	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		doGet(request,response);
	}

}