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ReaderType.java~12~
Package: LibraryManage.rar　[view]
Upload User: toby828
Upload Date: 2015-06-26
Package Size: 8558k
Code Size: 5k
Category:

Jsp/Servlet

Development Platform:

Java

ReaderType.java~12~：Code Content
  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.ReaderTypeForm;
  9. import org.apache.struts.action.Action;
  10. import com.dao.ReaderTypeDAO;
  12. public class ReaderType extends Action {
  13.     private ReaderTypeDAO readerTypeDAO=null;
  14. public ReaderType(){
  15.     this.readerTypeDAO=new ReaderTypeDAO();
  16. }
  18.     public ActionForward perform(ActionMapping mapping, ActionForm form,
  19.                                  HttpServletRequest request,
  20.                                  HttpServletResponse response) {
  21.         String action =request.getParameter("action");
  22.         System.out.println("nreaderType*********************action="+action);
  23.         if(action==null||"".equals(action)){
  24.             request.setAttribute("error","！");
  25.             return mapping.findForward("error");
  26.         }else if("readerTypeAdd".equals(action)){
  27.             return readerTypeAdd(mapping,form,request,response);
  28.         }else if("readerTypeQuery".equals(action)){
  29.             return readerTypeQuery(mapping,form,request,response);
  30.         }else if("readerTypeModifyQuery".equals(action)){
  31.             return readerTypeModifyQuery(mapping,form,request,response);
  32.         }else if("readerTypeModify".equals(action)){
  33.             return readerTypeModify(mapping,form,request,response);
  34.         }else if("readerTypeDel".equals(action)){
  35.             return readerTypeDel(mapping,form,request,response);
  36.         }
  37.         request.setAttribute("error","操作失败！");
  38.         return mapping.findForward("error");
  39.     }
  40.     /***********************添加读者类型信息**************************/
  41.        private ActionForward readerTypeAdd(ActionMapping actionMapping, ActionForm actionForm, HttpServletRequest servletRequest, HttpServletResponse servletResponse){
  42.            ReaderTypeForm readerTypeForm = (ReaderTypeForm) actionForm;
  43.            System.out.println("servlet:"+servletRequest.getParameter("name"));
  44.            readerTypeForm.setName(readerTypeForm.getName());
  45.            int a=readerTypeDAO.insert(readerTypeForm);
  46.            if(a==0){
  47.                servletRequest.setAttribute("error","读者类型信息添加失败！");
  48.                return actionMapping.findForward("error");
  49.          }else if(a==2){
  50.              servletRequest.setAttribute("error","该读者类型信息已经添加！");
  51.              return actionMapping.findForward("error");
  52.          }else{
  53.              return actionMapping.findForward("readerTypeAdd");
  54.         }
  55.        }
  56.        /***********************查询全部读者类型信息**************************/
  57.        private ActionForward readerTypeQuery(ActionMapping actionMapping,ActionForm actionForm,HttpServletRequest servletRequest,HttpServletResponse servletResponse){
  58.        String str=null;
  59.        servletRequest.setAttribute("readerType",readerTypeDAO.query(str));
  60.        return actionMapping.findForward("readerTypeQuery");
  61.        }
  62.         /***********************查询修改读者类型信息**************************/
  63.         private ActionForward readerTypeModifyQuery(ActionMapping actionMapping,ActionForm actionForm,HttpServletRequest servletRequest,HttpServletResponse servletResponse){
  64.             ReaderTypeForm readerTypeForm=(ReaderTypeForm)actionForm;
  65.             readerTypeForm.setId(Integer.valueOf(servletRequest.getParameter("ID")));
  66.             servletRequest.setAttribute("readerTypeQueryif",readerTypeDAO.queryM(readerTypeForm));
  67.             return actionMapping.findForward("readerTypeQueryModify");
  68.         }
  69.         /***********************修改读者类型信息**************************/
  70.         private ActionForward readerTypeModify(ActionMapping actionMapping,ActionForm actionForm,HttpServletRequest servletRequest,HttpServletResponse servletResponse){
  71.             ReaderTypeForm readerTypeForm=(ReaderTypeForm)actionForm;
  72.             readerTypeForm.setName(readerTypeForm.getName());
  73.             readerTypeForm.setNumber(readerTypeForm.getNumber());
  74.             int ret=readerTypeDAO.update(readerTypeForm);
  75.             if(ret==0){
  76.                 servletRequest.setAttribute("error","修改读者类型信息失败！");
  77.                 return actionMapping.findForward("error");
  78.             }else{
  79.                 return actionMapping.findForward("readerTypeModify");
  80.             }
  81.         }
  82.         /***********************删除读者类型信息**************************/
  83.         private ActionForward readerTypeDel(ActionMapping actionMapping,ActionForm actionForm,HttpServletRequest servletRequest,HttpServletResponse servletResponse){
  84.             ReaderTypeForm readerTypeForm=(ReaderTypeForm)actionForm;
  85.             readerTypeForm.setId(Integer.valueOf(servletRequest.getParameter("ID")));
  86.             int ret=readerTypeDAO.delete(readerTypeForm);
  87.             if(ret==0){
  88.                 servletRequest.setAttribute("error","删除读者类型信息失败！");
  89.                 return actionMapping.findForward("error");
  90.             }else{
  91.                 return actionMapping.findForward("readerTypeDel");
  92.             }
  93.         }
  94. }