基于javaweb的点餐系统 jsp+struts2+mabatis+mysql

package com.zgw.web; import java.io.File; import java.util.List; import javax.servlet.http.HttpServletRequest; import org.apache.commons.io.FileUtils; import org.apache.struts2.ServletActionContext; import com.opensymphony.xwork2.ActionSupport; import com.zgw.dto.ProductPage; import com.zgw.pojo.Cart; import com.zgw.pojo.Product; import com.zgw.service.ProductService; public class ProductAction extends ActionSupport{ public String getProductByType(){ HttpServletRequest req=ServletActionContext.getRequest(); ProductService ps=new ProductService(); String pType=req.getParameter("pType"); String con=req.getParameter("con"); int pageNo1=1; String pageNo=req.getParameter("pageNo"); if(pageNo!=null){ pageNo1=Integer.parseInt(pageNo); } if(pageNo1<2){ pageNo1=1; } ProductPage proPage=new ProductPage(); int count=ps.getCont(proPage); req.setAttribute("count", count); if(pageNo1>count){ pageNo1=count; } req.setAttribute("pageNo1", pageNo1); req.setAttribute("con", con); proPage.setCon(con); proPage.setPageNo((pageNo1-1)*6); proPage.setpType(pType); List<Product> list=ps.getProductByType(proPage); req.setAttribute("list", list); return SUCCESS; } private int pid; public int getPid() { return pid; } public void setPid(int pid) { this.pid = pid; } public String getProductById(){ HttpServletRequest req=ServletActionContext.getRequest(); ProductService ps=new ProductService(); Product pro=ps.getProductById(pid); req.setAttribute("product", pro); return SUCCESS; } public String insertCart(){ ProductService ps=new ProductService(); Cart cart =new Cart(); cart.setcPid(pid); cart.setcUid(1); boolean bool=ps.insertCart(cart); if(bool){ return SUCCESS; }else{ return "fail"; } } public String getCart(){ HttpServletRequest req=ServletActionContext.getRequest(); ProductService ps=new ProductService(); List<Cart> listCart=ps.getCart(); req.setAttribute("listCart", listCart); return SUCCESS; } private int cid; public int getCid() { return cid; } public void setCid(int cid) { this.cid = cid; } public void deleteCartPro(){ ProductService ps=new ProductService(); ps.deleteCartPro(cid); } // 显示商品 private String pname; public String getPname() { return pname; } public void setPname(String pname) { this.pname = pname; } public String getFood(){ ProductService ps=new ProductService(); List<Product> list=ps.getFood(pname); HttpServletRequest req=ServletActionContext.getRequest(); req.setAttribute("list", list); return SUCCESS; } // 删除菜品 public String deleteFood(){ ProductService ps=new ProductService(); boolean flag=ps.deleteFood(pid); if(flag){ return SUCCESS; }else{ return "input"; } } // 查询单个商品 public String getFoodById(){ ProductService ps=new ProductService(); Product product=ps.getProductById(pid); HttpServletRequest req=ServletActionContext.getRequest(); req.setAttribute("product",product); return SUCCESS; } // 修改菜品 private String psynopsis; private double price; private String ptype; private File img; private String imgFileName; private String imgContentType; public String getPsynopsis() { return psynopsis; } public void setPsynopsis(String psynopsis) { this.psynopsis = psynopsis; } public double getPrice() { return price; } public void setPrice(double price) { this.price = price; } public String getPtype() { return ptype; } public void setPtype(String ptype) { this.ptype = ptype; } public File getImg() { return img; } public void setImg(File img) { this.img = img; } public String getImgFileName() { return imgFileName; } public void setImgFileName(String imgFileName) { this.imgFileName = imgFileName; } public String getImgContentType() { return imgContentType; } public void setImgContentType(String imgContentType) { this.imgContentType = imgContentType; } public String updateFood()throws Exception{ HttpServletRequest req=ServletActionContext.getRequest(); String root = ServletActionContext.getRequest().getRealPath("/image"); FileUtils.copyFile(img, new File(root+"/"+imgFileName)); Product p=new Product(); p.setpId(pid); p.setImg("image/"+imgFileName); p.setpName(pname); p.setPrice(price); p.setpSynopsis(psynopsis); p.setpType(ptype); ProductService ps=new ProductService(); ps.UpdateFood(p); return SUCCESS; } public String saveFood()throws Exception{ HttpServletRequest req=ServletActionContext.getRequest(); String root = ServletActionContext.getRequest().getRealPath("/image"); FileUtils.copyFile(img, new File(root+"/"+imgFileName)); Product p=new Product(); p.setpId(pid); p.setImg("image/"+imgFileName); p.setpName(pname); p.setPrice(price); p.setpSynopsis(psynopsis); p.setpType(ptype); ProductService ps=new ProductService(); ps.saveFood(p); return SUCCESS; } }