9015c36b061d001e17369707aeeca968

网上购物系统

package com.cric.onlineshopclothes.servlet;

import java.io.IOException;
import java.io.PrintWriter;

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

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

import com.cric.onlineshopclothes.dao.ProductDAO;

public class CategoryServlet extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public CategoryServlet() {
		super();
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

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

		response.setContentType("text/html");
		PrintWriter out = response.getWriter();
		
	}

	
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
        PrintWriter out = response.getWriter();
        request.setCharacterEncoding("utf-8");
		response.setCharacterEncoding("utf-8");
		response.setContentType("text/html;charset=utf-8");
		
		ProductDAO dao=new ProductDAO();
		List list=new ArrayList();
		
		String categoryName=request.getParameter("categoryname");
		
		list=dao.getCategoryByUsername(categoryName);
		
		request.setAttribute("list", list);
		request.getRequestDispatcher("admin/categoryQuery.jsp").forward(request, response);
		
		
	}

	
	public void init() throws ServletException {
		// Put your code here
	}

}