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Manager.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：7k
源码类别：

图形图象

开发平台：

Java

Manager.java：源码内容
  1. package com.action;
  3. import org.apache.struts.action.*;
  4. import javax.servlet.http.HttpServletRequest;
  5. import javax.servlet.http.HttpServletResponse;
  6. import com.actionForm.ManagerForm;
  7. import com.dao.ManagerDAO;
  8. import javax.servlet.http.HttpSession;
  10. public class Manager extends Action {
  11.     private ManagerDAO managerDAO = null;
  12.     public Manager() {
  13.         this.managerDAO = new ManagerDAO();
  14.     }
  16.     public ActionForward perform(ActionMapping mapping, ActionForm form,
  17.                               HttpServletRequest request,
  18.                               HttpServletResponse response) {
  19.         String action = request.getParameter("action");
  20.         System.out.println("获取的查询字符串：" + action);
  21.         if (action == null || "".equals(action)) {
  22.             return mapping.findForward("error");
  23.         }else if ("login".equals(action)) {
  24.             return managerLogin(mapping, form, request,
  25.                                 response);
  26.         } else if ("managerAdd".equals(action)) {
  27.             return managerAdd(mapping, form, request,response);
  28.         } else if ("managerQuery".equals(action)) {
  29.             return managerQuery(mapping, form, request,response);
  30.         } else if ("managerModifyQuery".equals(action)) {
  31.             return managerModifyQuery(mapping, form, request,response);
  32.         } else if ("managerModify".equals(action)) {
  33.             return managerModify(mapping, form, request,response);
  34.         } else if ("managerDel".equals(action)) {
  35.             return managerDel(mapping, form, request,response);
  36.         }else if("querypwd".equals(action)){
  37.                 return pwdQuery(mapping, form, request,response);
  38.         }else if("modifypwd".equals(action)){
  39.             return modifypwd(mapping, form, request,response);
  40.         }
  41.         request.setAttribute("error","操作失败！");
  42.         return mapping.findForward("error");
  43.     }
  45.     //管理员身份验证
  47.     public ActionForward managerLogin(ActionMapping mapping, ActionForm form,
  48.                               HttpServletRequest request,
  49.                               HttpServletResponse response) {
  50.         ManagerForm managerForm = (ManagerForm) form;
  51.         managerForm.setName(managerForm.getName());
  52.         managerForm.setPwd(managerForm.getPwd());
  53.         int ret = managerDAO.checkManager(managerForm);
  54.         System.out.print("验证结果ret的值:" + ret);
  55.         if (ret == 1) {
  56.             HttpSession session=request.getSession();
  57.             session.setAttribute("manager",managerForm.getName());
  58.             return mapping.findForward("managerLoginok");
  59.         } else {
  60.             request.setAttribute("error","您输入的管理员名称或密码错误！");
  61.             return mapping.findForward("error");
  62.         }
  63.     }
  65.     //查询管理员信息
  66.     private ActionForward managerQuery(ActionMapping mapping, ActionForm form,
  67.                               HttpServletRequest request,
  68.                               HttpServletResponse response) {
  69.         String str = null;
  70.         request.setAttribute("managerQuery", managerDAO.query(str));
  71.         return mapping.findForward("managerQuery");
  72.     }
  74.     //添加管理员信息
  75.     private ActionForward managerAdd(ActionMapping mapping, ActionForm form,
  76.                               HttpServletRequest request,
  77.                               HttpServletResponse response) {
  78.         ManagerForm managerForm = (ManagerForm) form;
  79.         managerForm.setName(managerForm.getName());
  80.         managerForm.setPwd(managerForm.getPwd());
  81.         int ret = managerDAO.insert(managerForm);
  82.         System.out.println("返回值ret："+ret);
  83.         if (ret == 1) {
  84.             return mapping.findForward("managerAdd");
  85.         } else if(ret==2){
  86.             request.setAttribute("error","该管理员信息已经添加！");
  87.             return mapping.findForward("error");
  88.         }else {
  89.             request.setAttribute("error","添加管理员信息失败！");
  90.             return mapping.findForward("error");
  91.         }
  92.     }
  94.     //查询修改管理员信息
  95.     private ActionForward managerModifyQuery(ActionMapping mapping, ActionForm form,
  96.                               HttpServletRequest request,
  97.                               HttpServletResponse response) {
  98.         ManagerForm managerForm = (ManagerForm) form;
  99.         managerForm.setId(Integer.valueOf(request.getParameter("id")));
  100.         System.out.print("查询到的id:"+request.getParameter("id"));
  101.         request.setAttribute("managerQueryif",
  102.                                     managerDAO.query_update(managerForm));
  103.         return mapping.findForward("managerQueryModify");
  104.     }
  105.     //修改密码时查询
  106.     private ActionForward pwdQuery(ActionMapping mapping, ActionForm form,
  107.                               HttpServletRequest request,
  108.                               HttpServletResponse response) {
  109.         ManagerForm managerForm = (ManagerForm) form;
  110.         HttpSession session=request.getSession();
  111.         String manager= (String) session.getAttribute("manager");
  112.         managerForm.setName(manager);
  113.         System.out.print("查询到的manager:"+manager);
  114.         request.setAttribute("pwdQueryif",
  115.                                     managerDAO.query_pwd(managerForm));
  116.         return mapping.findForward("pwdQueryModify");
  117.     }
  119.     //修改管理员信息
  120.     private ActionForward managerModify(ActionMapping mapping, ActionForm form,
  121.                               HttpServletRequest request,
  122.                               HttpServletResponse response) {
  123.         ManagerForm managerForm = (ManagerForm) form;
  124.         managerForm.setId(managerForm.getId());
  125.         managerForm.setName(managerForm.getName());
  126.         managerForm.setPwd(managerForm.getPwd());
  127.         managerForm.setSysset(managerForm.getSysset());
  128.         managerForm.setReaderset(managerForm.getReaderset());
  129.         managerForm.setBookset(managerForm.getBookset());
  130.         managerForm.setBorrowback(managerForm.getBorrowback());
  131.         managerForm.setSysquery(managerForm.getSysquery());
  132.         int ret = managerDAO.update(managerForm);
  133.         if (ret == 0) {
  134.             request.setAttribute("error","修改管理员信息失败！");
  135.             return mapping.findForward("error");
  136.         } else {
  137.             return mapping.findForward("managerModify");
  138.         }
  139.     }
  141.     //删除管理员信息
  142.     private ActionForward managerDel(ActionMapping mapping, ActionForm form,
  143.                               HttpServletRequest request,
  144.                               HttpServletResponse response) {
  145.         ManagerForm managerForm = (ManagerForm) form;
  146.         managerForm.setId(Integer.valueOf(request.getParameter("id")));
  147.         int ret = managerDAO.delete(managerForm);
  148.         if (ret == 0) {
  149.             request.setAttribute("error","删除管理员信息失败！");
  150.             return mapping.findForward("error");
  151.         } else {
  152.             return mapping.findForward("managerDel");
  153.         }
  154.     }
  155.     //修改管理员密码
  156.     private ActionForward modifypwd(ActionMapping mapping, ActionForm form,
  157.                               HttpServletRequest request,
  158.                               HttpServletResponse response){
  159.         ManagerForm managerForm=(ManagerForm) form;
  160.         managerForm.setName(managerForm.getName());
  161.         managerForm.setPwd(managerForm.getPwd());
  162.         int ret=managerDAO.updatePwd(managerForm);
  163.         if(ret==0){
  164.             request.setAttribute("error","更改口令失败！");
  165.             return mapping.findForward("error");
  166.         }else{
  167.             return mapping.findForward("pwdModify");
  168.         }
  169.     }
  170. }