标签:cti list ack and .sh new class font 分析
步骤分析:
页面加载的时候 查询最新商品 和 热门商品即可
在indexServlet的index方法中实现就可以了
查询的结果两个list,将两个list放入request域中,请求转发到index.jsp即可
在index.jsp中展示
package com.louis.domain; import java.io.Serializable; import java.util.Date; /** * 商品实体 * @author Administrator * */ public class Product implements Serializable{ /** * `pid` VARCHAR(32) NOT NULL, `pname` VARCHAR(50) DEFAULT NULL, `market_price` DOUBLE DEFAULT NULL, `shop_price` DOUBLE DEFAULT NULL, `pimage` VARCHAR(200) DEFAULT NULL, `pdate` DATE DEFAULT NULL, `is_hot` INT(11) DEFAULT NULL, `pdesc` VARCHAR(255) DEFAULT NULL, `pflag` INT(11) DEFAULT NULL, `cid` VARCHAR(32) DEFAULT NULL, */ private String pid; private String pname; private Double market_price; private Double shop_price; private String pimage; private Date pdate; private Integer is_hot=0;//是否热门 1:热门 0:否 private String pdesc; private Integer pflag=0;//是否下架 1:下架 0:未下架 //属于那个分类 private Category category; public String getPid() { return pid; } public void setPid(String pid) { this.pid = pid; } public String getPname() { return pname; } public void setPname(String pname) { this.pname = pname; } public Double getMarket_price() { return market_price; } public void setMarket_price(Double market_price) { this.market_price = market_price; } public Double getShop_price() { return shop_price; } public void setShop_price(Double shop_price) { this.shop_price = shop_price; } public String getPimage() { return pimage; } public void setPimage(String pimage) { this.pimage = pimage; } public Date getPdate() { return pdate; } public void setPdate(Date pdate) { this.pdate = pdate; } public Integer getIs_hot() { return is_hot; } public void setIs_hot(Integer is_hot) { this.is_hot = is_hot; } public String getPdesc() { return pdesc; } public void setPdesc(String pdesc) { this.pdesc = pdesc; } public Integer getPflag() { return pflag; } public void setPflag(Integer pflag) { this.pflag = pflag; } public Category getCategory() { return category; } public void setCategory(Category category) { this.category = category; } }
package com.louis.service.impl; import java.util.List; import com.louis.dao.ProductDao; import com.louis.dao.impl.ProductDaoImpl; import com.louis.domain.Product; public class ProductServiceImpl implements com.louis.service.ProductService { @Override public List<Product> findNew() throws Exception { ProductDao productDao = new ProductDaoImpl(); return productDao.findNew(); } @Override public List<Product> findHot() throws Exception { ProductDao productDao = new ProductDaoImpl(); return productDao.findHot(); } }
package com.louis.dao.impl; import java.util.List; import org.apache.commons.dbutils.QueryRunner; import org.apache.commons.dbutils.handlers.BeanListHandler; import com.louis.dao.ProductDao; import com.louis.domain.Product; import com.louis.utils.DataSourceUtils; public class ProductDaoImpl implements ProductDao { /** * 查询最新 */ @Override public List<Product> findNew() throws Exception { QueryRunner qr = new QueryRunner(DataSourceUtils.getDataSource()); String sql="select * from product order by pdate desc limit 9"; return qr.query(sql, new BeanListHandler<>(Product.class)); } /** * 查询热门 */ @Override public List<Product> findHot() throws Exception { QueryRunner qr = new QueryRunner(DataSourceUtils.getDataSource()); String sql="select * from product where is_hot = 1 order by pdate desc limit 9"; return qr.query(sql, new BeanListHandler<>(Product.class)); } }
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<!-- 减少字符串长度 -->
<%@taglib prefix="fn" uri ="http://java.sun.com/jsp/jstl/functions" %>
<div class="container-fluid"> <div class="col-md-12"> <h2>最新商品 <img src="${pageContext.request.contextPath}/img/title2.jpg"/></h2> </div> <div class="col-md-2" style="border:1px solid #E7E7E7;border-right:0;padding:0;"> <img src="${pageContext.request.contextPath}/products/hao/big01.jpg" width="205" height="404" style="display: inline-block;"/> </div> <div class="col-md-10"> <div class="col-md-6" style="text-align:center;height:200px;padding:0px;"> <a href="product_info.htm"> <img src="${pageContext.request.contextPath}/products/hao/middle01.jpg" width="516px" height="200px" style="display: inline-block;"> </a> </div> <c:forEach items="${nList }" var="p"> <div class="col-md-2" style="text-align:center;height:200px;padding:10px 0px;"> <a href="product_info.htm"> <img src="${pageContext.request.contextPath}/${p.pimage}" width="130" height="130" style="display: inline-block;"> </a> <p><a href="product_info.html" style=‘color:#666‘>${fn:substring(p.pname,0,10) }...</a></p> <p><font color="#E4393C" style="font-size:16px">¥${p.shop_price }</font></p> </div> </c:forEach> </div> </div>
<div class="container-fluid"> <div class="col-md-12"> <h2>热门商品 <img src="${pageContext.request.contextPath}/img/title2.jpg"/></h2> </div> <div class="col-md-2" style="border:1px solid #E7E7E7;border-right:0;padding:0;"> <img src="${pageContext.request.contextPath}/products/hao/big01.jpg" width="205" height="404" style="display: inline-block;"/> </div> <div class="col-md-10"> <div class="col-md-6" style="text-align:center;height:200px;padding:0px;"> <a href="product_info.htm"> <img src="${pageContext.request.contextPath}/products/hao/middle01.jpg" width="516px" height="200px" style="display: inline-block;"> </a> </div> <c:forEach items="${hList }" var="p"> <div class="col-md-2" style="text-align:center;height:200px;padding:10px 0px;"> <a href="product_info.htm"> <img src="${pageContext.request.contextPath}/${p.pimage}" width="130" height="130" style="display: inline-block;"> </a> <p><a href="product_info.html" style=‘color:#666‘>${fn:substring(p.pname,0,10) }...</a></p> <p><font color="#E4393C" style="font-size:16px">¥${p.shop_price }</font></p> </div> </c:forEach> </div> </div>
<img src="${pageContext.request.contextPath}/${p.pimage}
标签:cti list ack and .sh new class font 分析
原文地址:http://www.cnblogs.com/Michael2397/p/7648842.html