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index.jsp <%@ page import="com.qiku.yrc.entity.User" %><%-- Created by IntelliJ IDEA. User: 13391 Date: 2022/5/16 Time: 15:07 To change this template use File | Settings | File Templates. --%> <%@taglib prefix="c" uri="http:...

UserDao package com.qiku.yrc.Dao; import com.qiku.yrc.entity.User; import com.qiku.yrc.utils.DruidUtils; import org.apache.commons.dbutils.QueryRunner; import org.apache.commons.dbutils.handlers.BeanHandler; import org.junit.Test; import java.sql.SQLEx

1.ProductDao package com.qiku.yrc.dao; import com.qiku.yrc.entity.Product; import com.qiku.yrc.utils.DruidUtils; import com.qiku.yrc.utils.DruidUtils; import org.apache.commons.dbutils.QueryRunner; import org.apache.commons.dbutils.handlers.BeanHandler;