悬赏什么的不值钱的,没人愿意花时间做这个的,推荐CSDN网站自己找找类似的,然后改改,如果改的能力都没有的话,那也就没办法了
public class ShoppingCart {//购物车类
private Producted prod;//商品类,存放商品信息
private int num;//商品数量
public Producted getProd() {
return prod;
}
public void setProd(Producted prod) {
this.prod = prod;
public int getNum() {
return num;
public void setNum(int num) {
this.num = num;
public class Producted {//商品类
private String prodName;//商品名称
private Double marketPrice;//市场价
private Double sellPrice;//本店价
private Double save;//优惠
private Short points;//积分
public String getProdName() {
return prodName;
public void setProdName(String prodName) {
this.prodName = prodName;
public Double getMarketPrice() {
return marketPrice;
public void setMarketPrice(Double marketPrice) {
this.marketPrice = marketPrice;
public Double getSellPrice() {
return sellPrice;
public void setSellPrice(Double sellPrice) {
this.sellPrice = sellPrice;
public Double getSave() {
return save;
public void setSave(Double save) {
this.save = save;
public Short getPoints() {
return points;
public void setPoints(Short points) {
this.points = points;
有用请采纳
简单的增删改查功能
package?EBookDao;
import?java.sql.Connection;
import?java.sql.PreparedStatement;
import?java.sql.ResultSet;
import?java.sql.SQLException;
import?java.util.ArrayList;
import?java.util.List;
import?DBUtil.DBUtil;
import?DBUtil.EBook;
/*
*查询书集信息
*?
*?*/
public?class?EBookCZ?{
public?ListEBook?find()?{
Connection?conn?=?null;
PreparedStatement?ps?=?null;
ResultSet?rs?=?null;
ListEBook?list?=?new?ArrayListEBook();
try?{
conn?=?DBUtil.getConnection();
String?sql?=?"SELECT?*?FROM?ebook";
ps?=?conn.prepareStatement(sql);
rs?=?ps.executeQuery();
while?(rs.next())?{
EBook?eBook?=?new?EBook();
eBook.setId(rs.getInt("ID"));
eBook.setBname(rs.getString("bname"));
eBook.setPrice(rs.getString("price"));
list.add(eBook);
System.out.println(rs.getInt("ID")◆rs.getString("bname")◆rs.getString("price"));
}?catch?(SQLException?sqle)?{
sqle.printStackTrace();
}?finally?{
DBUtil.close(conn,?ps,?rs);
return?list;
*通过id删除书集信息
public?static?EBook?DelById(int?id)?{
EBook?book?=?null;
String?sql?=?"delete?ebook?";
sql?◆=?"WHERE?ID=?";
ps.setInt(1,?id);
if?(rs.next())?{
book?=?new?EBook();
book.setId(rs.getInt("ID"));
book.setBname(rs.getString("bname"));
book.setPrice(rs.getString("price"));
return?book;
package?EBookServlet;
import?java.io.IOException;
import?java.io.PrintWriter;
import?javax.servlet.ServletException;
import?javax.servlet.http.HttpServlet;
import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;
import?EBookDao.EBookCZ;
public?class?EBookServlet?extends?HttpServlet?{
/**
*/
private?static?final?long?serialVersionUID?=?1L;
*?Constructor?of?the?object.
public?EBookServlet()?{
super();
*?Destruction?of?the?servlet.?br
public?void?destroy()?{
super.destroy();?//?Just?puts?"destroy"?string?in?log
//?Put?your?code?here
*?The?doGet?method?of?the?servlet.?br
*?This?method?is?called?when?a?form?has?its?tag?value?method?equals?to?get.
*???if?an?error?occurred
public?void?doGet(HttpServletRequest?request,?HttpServletResponse?response)
throws?ServletException,?IOException?{
this.doPost(request,?response);
*?The?doPost?method?of?the?servlet.?br
*?This?method?is?called?when?a?form?has?its?tag?value?method?equals?to
*?post.
public?void?doPost(HttpServletRequest?request,?HttpServletResponse?response)
PrintWriter?out?=?response.getWriter();
String?method?=?request.getParameter("method");
String?url?=?"";
EBookCZ?bookCZ=new?EBookCZ();
if?(method?!=?null?method.equals("find"))?{
System.out.println("find做完了");
url?=?"EBookMNG.jsp";
ListEBook?list?=?bookCZ.find();
request.setAttribute("list",?list);
}?else?if?(method?!=?null?method.equals("findById"))?{
System.out.println("findbyid做完了");
url?=?"OK.jsp";
int?id?=?Integer.parseInt(request.getParameter("id"));
EBook?book?=?EBookCZ.DelById(id);
request.setAttribute("book",?book);
request.getRequestDispatcher(url).forward(request,?response);
out.flush();
out.close();
*?Initialization?of?the?servlet.?br
*???if?an?error?occurs
public?void?init()?throws?ServletException?{
以上就是土嘎嘎小编为大家整理的网上书城java项目代码相关主题介绍,如果您觉得小编更新的文章只要能对粉丝们有用,就是我们最大的鼓励和动力,不要忘记讲本站分享给您身边的朋友哦！！