商城后台管理系统

Posted 2020-09-18 TaoLeonis

添加商品

1.功能截图

2.代码实现

web层

package com.itheima.web;

import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.sql.SQLException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Map;
import java.util.UUID;

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

import org.apache.commons.beanutils.BeanUtils;

import com.itheima.domain.Product;
import com.itheima.service.AdminProductListService;

public class AdminAddProductServlet extends HttpServlet {

	protected void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		request.setCharacterEncoding("UTF-8");
		response.setContentType("text/html; charset=UTF-8");
		//1.获取数据
		Map<String, String[]> properties = request.getParameterMap();
		//2.封装数据
		Product product  = new Product();
		try {
			BeanUtils.populate(product, properties);
		} catch (IllegalAccessException e) {
			e.printStackTrace();
		} catch (InvocationTargetException e) {
			e.printStackTrace();
		}
		//3.将product中未封装的属性封装，使其与数据库中的属性一一对应
		product.setPid(UUID.randomUUID().toString());
		product.setPimage("products/1/c_0001.jpg");
		
		Date date = new Date();
		SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
		String pdate = format.format(date);
		product.setPdate(pdate);
		product.setPflag(0);
		AdminProductListService service = new AdminProductListService();
		try {
			service.addProduct(product);
		} catch (SQLException e) {
			e.printStackTrace();
		}
		response.sendRedirect(request.getContextPath()+"/AdminProductListServlet");
		
	}

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

}