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Book.java
资源名称：Library.rar　[点击查看]
上传用户：ycdfsj258
上传日期：2022-08-04
资源大小：1094k
文件大小：8k
源码类别：

图形图象

开发平台：

Java

Book.java：源码内容
  1. package com.action;
  3. import org.apache.struts.action.ActionMapping;
  4. import org.apache.struts.action.ActionForm;
  5. import javax.servlet.http.HttpServletRequest;
  6. import javax.servlet.http.HttpServletResponse;
  7. import org.apache.struts.action.ActionForward;
  8. import com.actionForm.BookForm;
  9. import org.apache.struts.action.Action;
  10. import com.dao.BookDAO;
  11. import java.util.Date;
  13. public class Book extends Action {
  14.     private BookDAO bookDAO = null;
  15.     public Book() {
  16.         this.bookDAO = new BookDAO();
  17.     }
  19.     public ActionForward perform(ActionMapping mapping, ActionForm form,
  20.                                  HttpServletRequest request,
  21.                                  HttpServletResponse response) {
  22.         String action =request.getParameter("action");
  23.         System.out.println("nbook*********************action="+action);
  24.         if(action==null||"".equals(action)){
  25.             request.setAttribute("error","您的操作有误！");
  26.             return mapping.findForward("error");
  27.         }else if("bookAdd".equals(action)){
  28.             return bookAdd(mapping,form,request,response);
  29.         }else if("bookQuery".equals(action)){
  30.             return bookQuery(mapping,form,request,response);
  31.         }else if("bookModifyQuery".equals(action)){
  32.             return bookModifyQuery(mapping,form,request,response);
  33.         }else if("bookModify".equals(action)){
  34.             return bookModify(mapping,form,request,response);
  35.         }else if("bookDel".equals(action)){
  36.             return bookDel(mapping,form,request,response);
  37.         }else if("bookDetail".equals(action)){
  38.             return bookDetail(mapping,form,request,response);
  39.         }else if("bookifQuery".equals(action)){
  40.             return bookifQuery(mapping,form,request,response);
  41.         }
  42.         request.setAttribute("error","操作失败！");
  43.         return mapping.findForward("error");
  44.     }
  45.     /***********************添加图书信息**************************/
  46.     private ActionForward bookAdd(ActionMapping mapping, ActionForm form,
  47.                               HttpServletRequest request,
  48.                               HttpServletResponse response){
  49.            BookForm bookForm = (BookForm) form;
  50.            bookForm.setBarcode(bookForm.getBarcode());
  51.            bookForm.setBookName(bookForm.getBookName());
  52.            bookForm.setTypeId(bookForm.getTypeId());
  53.            bookForm.setAuthor(bookForm.getAuthor());
  54.            bookForm.setTranslator(bookForm.getTranslator());
  55.            bookForm.setIsbn(bookForm.getIsbn());
  56.            bookForm.setPrice(bookForm.getPrice());
  57.            bookForm.setPage(bookForm.getPage());
  58.            bookForm.setBookcaseid(bookForm.getBookcaseid());
  59.            bookForm.setStorage(bookForm.getStorage());
  60.            //获取系统日期
  61.            Date date1=new Date();
  62.            java.sql.Date date=new java.sql.Date(date1.getTime());
  63.            bookForm.setInTime(date.toString());
  64.            bookForm.setOperator(bookForm.getOperator());
  65.            int a=bookDAO.insert(bookForm);
  66.            if(a==1){
  67.                return mapping.findForward("bookAdd");
  68.          }else if(a==2){
  69.              request.setAttribute("error","该图书信息已经添加！");
  70.              return mapping.findForward("error");
  71.          }else{
  72.              request.setAttribute("error","图书信息添加失败！");
  73.              return mapping.findForward("error");
  74.         }
  75.        }
  76.        /***********************查询全部图书信息**************************/
  77.        private ActionForward bookQuery(ActionMapping mapping, ActionForm form,
  78.                                  HttpServletRequest request,
  79.                                  HttpServletResponse response){
  80.        String str=null;
  81.        request.setAttribute("book",bookDAO.query(str));
  82.        return mapping.findForward("bookQuery");
  83.        }
  84.        /***********************条件查询图书信息**************************/
  85.        private ActionForward bookifQuery(ActionMapping mapping, ActionForm form,
  86.                                  HttpServletRequest request,
  87.                                  HttpServletResponse response){
  88.        String str=null;
  89.        if(request.getParameter("f")!=null){
  90.            str = request.getParameter("f") + " like '%" +
  91.                         request.getParameter("key") + "%";
  92.        }
  93.        request.setAttribute("ifbook",bookDAO.query(str));
  94.        System.out.print("条件查询图书信息时的str:"+str);
  95.        return mapping.findForward("bookifQuery");
  96.        }
  97.         /***********************查询修改图书信息**************************/
  98.         private ActionForward bookModifyQuery(ActionMapping mapping, ActionForm form,
  99.                                  HttpServletRequest request,
  100.                                  HttpServletResponse response){
  101.             BookForm bookForm=(BookForm)form;
  102.             System.out.println("查询修改图书信息："+request.getParameter("ID"));
  103.             bookForm.setId(Integer.valueOf(request.getParameter("ID")));
  104.             request.setAttribute("bookQueryif",bookDAO.queryM(bookForm));
  105.             return mapping.findForward("bookQueryModify");
  106.         }
  107.         /***********************查询图书详细信息**************************/
  108.         private ActionForward bookDetail(ActionMapping mapping, ActionForm form,
  109.                                  HttpServletRequest request,
  110.                                  HttpServletResponse response){
  111.             BookForm bookForm=(BookForm)form;
  112.             bookForm.setId(Integer.valueOf(request.getParameter("ID")));
  113.             request.setAttribute("bookDetail",bookDAO.queryM(bookForm));
  114.             return mapping.findForward("bookDeatil");
  115.         }
  116.         /***********************修改图书信息**************************/
  117.         private ActionForward bookModify(ActionMapping mapping, ActionForm form,
  118.                                  HttpServletRequest request,
  119.                                  HttpServletResponse response){
  120.             BookForm bookForm=(BookForm)form;
  121.             bookForm.setBarcode(bookForm.getBarcode());
  122.             bookForm.setBookName(bookForm.getBookName());
  123.             bookForm.setTypeId(bookForm.getTypeId());
  124.             bookForm.setAuthor(bookForm.getAuthor());
  125.             bookForm.setTranslator(bookForm.getTranslator());
  126.             bookForm.setIsbn(bookForm.getIsbn());
  127.             bookForm.setPrice(bookForm.getPrice());
  128.             bookForm.setPage(bookForm.getPage());
  129.             bookForm.setBookcaseid(bookForm.getBookcaseid());
  130.             bookForm.setStorage(bookForm.getStorage());
  131.             bookForm.setInTime(bookForm.getInTime());
  132.             bookForm.setOperator(bookForm.getOperator());
  133.             int ret=bookDAO.update(bookForm);
  134.             if(ret==0){
  135.                 request.setAttribute("error","修改图书信息失败！");
  136.                 return mapping.findForward("error");
  137.             }else{
  138.                 return mapping.findForward("bookModify");
  139.             }
  140.         }
  141.         /***********************删除图书信息**************************/
  142.         private ActionForward bookDel(ActionMapping mapping, ActionForm form,
  143.                                  HttpServletRequest request,
  144.                                  HttpServletResponse response){
  145.             BookForm bookForm=(BookForm)form;
  146.             bookForm.setId(Integer.valueOf(request.getParameter("ID")));
  147.             int ret=bookDAO.delete(bookForm);
  148.             if(ret==0){
  149.                 request.setAttribute("error","删除图书信息失败！");
  150.                 return mapping.findForward("error");
  151.             }else{
  152.                 return mapping.findForward("bookDel");
  153.             }
  154.         }
  155. }