网上书店JavaEE课程期末大型试验SSH架构

package cn.itcast.action; import java.util.ArrayList; import java.util.List; import javax.annotation.Resource; import org.springframework.context.annotation.Scope; import org.springframework.stereotype.Controller; import org.apache.struts2.ServletActionContext; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpSession; import com.opensymphony.xwork2.ActionContext; import cn.itcast.bean.shopping; import cn.itcast.service.shoppingService; import cn.itcast.bean.Book; import cn.itcast.service.BookService; import cn.itcast.bean.User; import cn.itcast.service.UserService; @Controller @Scope("prototype") public class shoppingManageAction { @Resource shoppingService shoppingService; @Resource BookService bookService; private String count; public String getCount() { return count; } public void setCount(String count) { this.count = count; } private String number; public String getNumber() { return number; } public void setNumber(String number) { this.number = number; } private shopping shop; public shopping getShop() { return shop; } public void setShop(shopping shop) { this.shop = shop; } private String id; public String getId() { return id; } public void setId(String id) { this.id = id; } public String addUI(){ return "add"; } public String add(){ HttpServletRequest request = ServletActionContext.getRequest(); HttpSession session = request.getSession(); Book book=(Book)session.getAttribute("book"); List<Book> list=new ArrayList<Book>(); list=(List<Book>)session.getAttribute("books"); session.removeAttribute("book"); session.setAttribute("book",book); session.removeAttribute("books"); User user=(User)session.getAttribute("loginUser"); if(list!=null&&user.getID()!=null&&count!=null) { int c=Integer.parseInt(count); shop=shoppingService.find(user.getID(), list.get(c).getIsbn()); if(shop==null) { shop=new shopping(user,list.get(c)); shop.setNumber("1"); shop.setId(user.getID()+list.get(c).getIsbn()); shoppingService.save(shop); } else { String newnumber=""; newnumber+=Integer.parseInt(shop.getNumber())+1; shop.setNumber(newnumber); shoppingService.update(shop); } ActionContext.getContext().put("message", "保存成功"); return "buy"; } else if(book.getIsbn()!=null&&user.getID()!=null){ shop=shoppingService.find(user.getID(), book.getIsbn()); if(shop==null) { shop=new shopping(user,book); shop.setNumber("1"); shop.setId(user.getID()+book.getIsbn()); shoppingService.save(shop); } else { String newnumber=""; newnumber+=Integer.parseInt(shop.getNumber())+1; shop.setNumber(newnumber); shoppingService.update(shop); } ActionContext.getContext().put("message", "保存成功"); return "buy"; } ActionContext.getContext().put("message", user.getID()+book.getIsbn()); return "message"; } public String update(){ HttpServletRequest request = ServletActionContext.getRequest(); HttpSession session = request.getSession(); List<shopping> list=(List<shopping>)session.getAttribute("list"); User user=(User)session.getAttribute("loginUser"); if(list!=null){ shopping shop1=shoppingService.find(user.getID(), list.get(Integer.parseInt(count)).getBook().getIsbn()); if(!number.equals("0")) { shop1.setNumber(number); shoppingService.update(shop1); } else { shoppingService.delete(shop1); } list=shoppingService.list(user.getID()); ActionContext.getContext().put("shops", list); return "list";} ActionContext.getContext().put("message", "更新失败"); return "message"; } public String delete(){ shoppingService.delete(id); ActionContext.getContext().put("message", "删除成功"); return "message"; } /*public String find() { shop=shoppingService.find(bookname); if(book!=null) { ActionContext.getContext().put("book", book); return "success"; } ActionContext.getContext().put("message", "查无此书"); return "fail"; }*/ public String list() { HttpServletRequest request = ServletActionContext.getRequest(); HttpSession session = request.getSession(); Book book=(Book)session.getAttribute("book"); User user=(User)session.getAttribute("loginUser"); session.removeAttribute("book"); session.setAttribute("book", book); if(user!=null) { List<shopping> list=new ArrayList<shopping>(); list=shoppingService.list(user.getID()); for(int i=0;i<list.size();i++) { String isbn=list.get(i).getBook().getIsbn(); Book book1=(Book)bookService.findbyid(isbn); list.get(i).setBook(book1); } //ActionContext.getContext().put("shop", shoppingService.list(user.getID())); ActionContext.getContext().put("shops", list); return "list"; } ActionContext.getContext().put("message", "error"); return "message"; } }