源码获取：博客首页 "资源" 里下载！
一、项目简述
功能： Java Web精品项目源码，家居商城分类展示，商品展示， 商品下单，购物车，个人中心，后台管理，用户管理，商品管理，分类管理等等。
二、项目运行
环境配置： Jdk1.8 + Tomcat8.5 + mysql + Eclispe (IntelliJ IDEA,Eclispe,MyEclispe,Sts 都支持)
项目技术： Jdbc+ Servlert + html+ css + JavaScript + JQuery + Ajax + Fileupload
验证码控制器：
/**
* 验证码
*/
@WebServlet("/checkCodeServlet")
public class CheckCodeServlet extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException {
//服务器通知浏览器不要缓存
response.setHeader("pragma","no-cache");
response.setHeader("cache-control","no-cache");
response.setHeader("expires","0");
//在内存中创建一个长80，宽30的图片，默认黑色背景
//参数一：长
//参数二：宽
//参数三：颜色
int width = 136;
int height = 38;
BufferedImage image = new BufferedImage(width,height,BufferedImage.TYPE_INT_RGB);
//获取画笔
Graphics g = image.getGraphics();
//设置画笔颜色为灰色
g.setColor(Color.GRAY);
//填充图片
g.fillRect(0,0, width,height);
//产生4个随机验证码，12Ey
String checkCode = getCheckCode();
//将验证码放入HttpSession中
request.getSession().setAttribute("CHECKCODE_SERVER",checkCode);
//设置画笔颜色为黄色
g.setColor(Color.YELLOW);
//设置字体的小大
g.setFont(new Font("黑体",Font.BOLD,30));
//向图片上写入验证码
g.drawString(checkCode,36,28);
//将内存中的图片输出到浏览器
//参数一：图片对象
//参数二：图片的格式，如PNG,JPG,GIF
//参数三：图片输出到哪里去
ImageIO.write(image,"PNG",response.getOutputStream());
}
/**
* 产生4位随机字符串
*/
private String getCheckCode() {
String base = "23456789ABCDEFGHJKMNPQRSTUVWXYZabcdefghjkmnpqrstuvwxyz";
int size = base.length();
Random r = new Random();
StringBuffer sb = new StringBuffer();
for(int i=1;i<=4;i++){
//产生0到size-1的随机值
int index = r.nextInt(size);
//在base字符串中获取下标为index的字符
char c = base.charAt(index);
//将c放入到StringBuffer中去
sb.append(c);
}
return sb.toString();
}
public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
this.doGet(request,response);
}
}
用户信息服务：
@WebServlet("/toUserInfoServlet")
public class ToUserInfoServlet extends HttpServlet {
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
HttpSession session = request.getSession();
User user = (User) session.getAttribute("name");
if (user != null) {
UserService service = new UserServiceImpl();
User newUser = service.findUserByUserId(user.getUser_id());
CategoryService service1 = new CategoryServiceImpl();
List<Category> flist = service1.findCategoryListByName("father");
List<Category> clist = service1.findCategoryListByName("child");
request.setAttribute("flist",flist);
request.setAttribute("clist",clist);
request.setAttribute("user",newUser);
//查看该用户的各种订单数量
OrderService service2 = new OrderServiceImpl();
List<Order> orders = service2.findOrderByUserId(user.getUser_id());
int a1 = 0;
int a2 = 0;
int a3 = 0;
int a4 = 0;
for (Order o:orders) {
if ("0".equals(o.getIs_pay()) && "0".equals(o.getIs_ship()) && "0".equals(o.getIs_receipt())) {
a1++;
}
if ("1".equals(o.getIs_pay()) && "0".equals(o.getIs_ship()) && "0".equals(o.getIs_receipt())) {
a2++;
}
if ("1".equals(o.getIs_pay()) && "1".equals(o.getIs_ship()) && "0".equals(o.getIs_receipt())) {
a3++;
}
if ("1".equals(o.getIs_pay()) && "1".equals(o.getIs_ship()) && "1".equals(o.getIs_receipt())) {
a4++;
}
}
request.setAttribute("a1",a1);
request.setAttribute("a2",a2);
request.setAttribute("a3",a3);
request.setAttribute("a4",a4);
request.getRequestDispatcher("mygxin.jsp").forward(request, response);
}else {
response.sendRedirect("login.jsp");
}
}
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
doPost(request,response);
}
}
购物车数量信息：
@WebServlet("/selectProductList")
public class SelectProductList extends HttpServlet {
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
//查询购物车数量
HttpSession session = request.getSession();
User user = (User) session.getAttribute("name");
String cartCount = "0";
CartService service1 = new CartServiceImpl();
if (user != null) {
cartCount = String.valueOf(service1.findCartCountByUserId(user.getUser_id()));
}else {
cartCount = "?";
}
request.setAttribute("cartCount",cartCount);
String cid = request.getParameter("cid");
if (cid != null && !cid.trim().equals("")) {
ProductService service = new ProductServiceImpl();
List<Product> list = service.findProductByCategoryCid(Integer.valueOf(cid));
request.setAttribute("productList",list);
CategoryService service2 = new CategoryServiceImpl();
Category c = service2.findCategoryByCid(Integer.valueOf(cid));
System.out.println(c.getCategory_name());
request.setAttribute("childC",c);
Category f = service2.findCategoryByCid(c.getCategory_parentid());
System.out.println(f.getCategory_name());
request.setAttribute("fatherC",f);
List<Category> flist = service2.findCategoryListByName("father");
request.setAttribute("flist", flist);
List<Category> clist = service2.findCategoryListByName("child");
request.setAttribute("clist", clist);
//没实现分类添加图片
if (f.getCategory_id() == 1) {
request.setAttribute("link", "images/temp/banner1.jpg");
}else if (f.getCategory_id() == 2){
request.setAttribute("link", "images/temp/bzbig.jpg");
}else if (f.getCategory_id() == 3){
request.setAttribute("link", "images/temp/banner2.jpg");
}else if (f.getCategory_id() == 4){
request.setAttribute("link", "images/temp/perfume_Banner.jpg");
}else if (f.getCategory_id() == 5){
request.setAttribute("link", "img/idea1.jpg");
}else {
request.setAttribute("link", "img/banner1.jpg");
}
request.getRequestDispatcher("productlist.jsp").forward(request, response);
}else {
//有fid
String fid = request.getParameter("fid");
CategoryService service2 = new CategoryServiceImpl();
Category f = service2.findCategoryByCid(Integer.valueOf(fid));
request.setAttribute("fatherC",f);
List<Category> flist = service2.findCategoryListByName("father");
request.setAttribute("flist", flist);
List<Category> clist = service2.findCategoryListByName("child");
request.setAttribute("clist", clist);
//没实现分类添加图片
if (f.getCategory_id() == 1) {
request.setAttribute("link", "images/temp/banner1.jpg");
}else if (f.getCategory_id() == 2){
request.setAttribute("link", "images/temp/bzbig.jpg");
}else if (f.getCategory_id() == 3){
request.setAttribute("link", "images/temp/banner2.jpg");
}else if (f.getCategory_id() == 4){
request.setAttribute("link", "images/temp/perfume_Banner.jpg");
}else if (f.getCategory_id() == 5){
request.setAttribute("link", "img/idea1.jpg");
}else {
request.setAttribute("link", "img/banner1.jpg");
}
ProductService service = new ProductServiceImpl();
List<Product> list = service.findProductByCategoryFid(Integer.valueOf(fid));
request.setAttribute("productList",list);
request.getRequestDispatcher("productlist.jsp").forward(request, response);
}
}
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
doPost(request,response);
}
}
订单信息业务：
@WebServlet("/toOrderServlet")
public class ToOrderServlet extends HttpServlet {
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
//判断是否登录
HttpSession session = request.getSession();
User user = (User) session.getAttribute("name");
if (user != null) {
//判断是否有参数uid
String uid = request.getParameter("uid");
if (uid == null) {
//我的订单中心进入，无需添加商品
CategoryService service1 = new CategoryServiceImpl();
List<Category> flist = service1.findCategoryListByName("father");
List<Category> clist = service1.findCategoryListByName("child");
request.setAttribute("flist",flist);
request.setAttribute("clist",clist);
AddressService service = new AddressServiceImpl();
List<Address> addresses = service.findAddressByUserId(user.getUser_id());
request.setAttribute("address",addresses);
//计算商品价格
String pid = request.getParameter("pid");
String oid = request.getParameter("oid");
String count = request.getParameter("count");
ProductService service2 = new ProductServiceImpl();
Product p = service2.findProductById(Integer.valueOf(pid));
int price = p.getProduct_price();
int totalPrice = price*Integer.valueOf(count);
request.setAttribute("price",price);
request.setAttribute("count",count);
request.setAttribute("product",p);
request.setAttribute("totalPrice",totalPrice);
//查询购物车数量
String cartCount = "0";
CartService service3 = new CartServiceImpl();
if (user != null) {
cartCount = String.valueOf(service3.findCartCountByUserId(user.getUser_id()));
}else {
cartCount = "?";
}
request.setAttribute("cartCount",cartCount);
OrderService service4 = new OrderServiceImpl();
Order o = service4.findOrderById(oid);
request.setAttribute("order",o);
}else {
CategoryService service1 = new CategoryServiceImpl();
List<Category> flist = service1.findCategoryListByName("father");
List<Category> clist = service1.findCategoryListByName("child");
request.setAttribute("flist",flist);
request.setAttribute("clist",clist);
AddressService service = new AddressServiceImpl();
List<Address> addresses = service.findAddressByUserId(user.getUser_id());
request.setAttribute("address",addresses);
//计算商品价格
String pid = request.getParameter("pid");
String count = request.getParameter("count");
ProductService service2 = new ProductServiceImpl();
Product p = service2.findProductById(Integer.valueOf(pid));
int price = p.getProduct_price();
int totalPrice = price*Integer.valueOf(count);
request.setAttribute("price",price);
request.setAttribute("count",count);
request.setAttribute("product",p);
request.setAttribute("totalPrice",totalPrice);
//查询购物车数量
String cartCount = "0";
CartService service3 = new CartServiceImpl();
if (user != null) {
cartCount = String.valueOf(service3.findCartCountByUserId(user.getUser_id()));
}else {
cartCount = "?";
}
request.setAttribute("cartCount",cartCount);
//添加此订单为待支付订单
//添加此订单的订单列表
//查询该订单中商品及数量
int product_quantity = Integer.valueOf(count);
int product_id = p.getProduct_id();
Order order = new Order(System.currentTimeMillis() +""+ user.getUser_id(),user.getUser_id(),totalPrice,new Date(),"0","0","0",product_id,product_quantity);
ProductService service5 = new ProductServiceImpl();
Product product = service5.findProductById(product_id);
order.setProduct_name(product.getProduct_name());
order.setProduct_photo(product.getProduct_photo());
order.setProduct_price(product.getProduct_price());
request.setAttribute("order",order);
OrderService service4 = new OrderServiceImpl();
service4.addOrder(order);
}
// String product_quantity = count;
// String order_id = order.getOrder_id();
// int product_id = p.getProduct_id();
//
// OrderList orderList = new OrderList(order_id,product_id,product_quantity);
//
// OrderListService service5 = new OrderListServiceImpl();
// service5.addOrderList(orderList);
request.getRequestDispatcher("order.jsp").forward(request, response);
}else {
response.sendRedirect("login.jsp");
}
}
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
doPost(request,response);
}
}
源码获取：博客首页 "资源" 里下载！
