基于JAVA的音像店租赁管理系统的设计与代码实现

package com.wilson.struts; import java.util.List; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.apache.struts.action.ActionError; import org.apache.struts.action.ActionErrors; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; import org.apache.struts.actions.DispatchAction; import com.wilson.service.admin.AdminService; import com.wilson.service.user.UserService; import com.wilson.util.ObjectFactory; import com.wilson.vo.DVD; import com.wilson.vo.User; public class AdminAction extends DispatchAction { private UserService us = (UserService) ObjectFactory .createObject(UserService.class); private AdminService as = (AdminService) ObjectFactory .createObject(AdminService.class); private List<User> userlist = null; private List<DVD> dvdlist = null; @SuppressWarnings("deprecation") public ActionForward adminLogin(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { String adminname = request.getParameter("adminname"); String adminpassword = request.getParameter("adminpassword"); if (adminname.equals("admin") && adminpassword.equals("password")) { return mapping.findForward("adminmain"); } else { ActionErrors aes = new ActionErrors(); aes.add("adminname.adminpassword.error", new ActionError( "adminname.adminpassword.error")); saveErrors(request, aes); return mapping.findForward("adminlogin"); } } @SuppressWarnings( { "unchecked", "deprecation" }) public ActionForward userList(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { try { userlist = us.showAll(); HttpSession session = request.getSession(); session.setAttribute("userlist", userlist); return mapping.findForward("userlist"); } catch (Exception e) { e.printStackTrace(); ActionErrors aes = new ActionErrors(); aes.add("adminuserlist.notfound.error", new ActionError( "adminuserlist.notfound.error")); saveErrors(request, aes); return mapping.findForward("adminmain"); } } // 删除用户 @SuppressWarnings( { "unchecked", "deprecation" }) public ActionForward deleteUser(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { Integer userid = Integer.parseInt(request.getParameter("userid")); try { userlist = as.delUserById(userid); HttpSession session = request.getSession(); session.setAttribute("userlist", userlist); return mapping.findForward("userlist"); } catch (Exception e) { e.printStackTrace(); ActionErrors aes = new ActionErrors(); aes.add("adminuserdelete.error", new ActionError(e.getMessage())); saveErrors(request, aes); return mapping.findForward("userlist"); } } // 得到所有DVD @SuppressWarnings( { "unchecked", "deprecation" }) public ActionForward showAll(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { String funcType = request.getParameter("funcType"); try { dvdlist = as.getAllDvd(); HttpSession session = request.getSession(); session.setAttribute("dvdlist", dvdlist); return mapping.findForward("admindvdlist"); } catch (Exception e) { e.printStackTrace(); ActionErrors aes = new ActionErrors(); aes.add("admindvdlist.null", new ActionError(e.getMessage())); saveErrors(request, aes); return mapping.findForward("admindvdlist"); } } // 删除DVD @SuppressWarnings("deprecation") public ActionForward deleteDVD(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { Integer dvdid = Integer.parseInt(request.getParameter("dvdid")); try { dvdlist = as.delDvdById(dvdid); HttpSession session = request.getSession(); session.setAttribute("dvdlist", dvdlist); return mapping.findForward("admindvdlist"); } catch (Exception e) { e.printStackTrace(); ActionErrors aes = new ActionErrors(); aes.add("admindvd.delete.error", new ActionError(e.getMessage())); saveErrors(request, aes); return mapping.findForward("admindvdlist"); } } @SuppressWarnings( { "deprecation", "deprecation" }) public ActionForward add(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { DvdForm df = (DvdForm) form; try { String dvdname = df.getDvdname(); String state = df.getState(); df.setDvdname(new String(dvdname.getBytes("ISO-8859-1"), "gbk")); df.setState(new String(state.getBytes("ISO-8859-1"), "gbk")); dvdlist = as.addDvd(df); HttpSession session = request.getSession(); session.setAttribute("dvdlist", dvdlist); return mapping.findForward("admindvdlist"); } catch (Exception e) { e.printStackTrace(); ActionErrors aes = new ActionErrors(); aes.add("admindvd.add.error", new ActionError(e.getMessage())); saveErrors(request, aes); return mapping.findForward("adminadddvd"); } } // 得到页面上的修改后信息，并且保存 public ActionForward edit(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { DvdForm df = (DvdForm) form; try { String dvdname = df.getDvdname(); String state = df.getState(); df.setDvdname(new String(dvdname.getBytes("ISO-8859-1"), "gbk")); df.setState(new String(state.getBytes("ISO-8859-1"), "gbk")); dvdlist = as.editDvd(df); HttpSession session = request.getSession(); session.setAttribute("dvdlist", dvdlist); return mapping.findForward("admindvdlist"); } catch (Exception e) { e.printStackTrace(); ActionErrors aes = new ActionErrors(); aes.add("admindvd.edit.error", new ActionError(e.getMessage())); saveErrors(request, aes); return mapping.findForward("admindvdlist"); } } // 得到一个影碟信息 public ActionForward getOne(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { Integer dvdid = Integer.parseInt(request.getParameter("dvdid")); String funcType = request.getParameter("functype"); try { DVD dvd = as.getById(dvdid); HttpSession session = request.getSession(); session.setAttribute("findDVD", dvd); // 如果是查找影碟信息，则把查询信息存入会话中并且转向查询结果页面 if (funcType.equals("findone")) { return mapping.findForward("adminfinddvd"); } // 如果要在查询结果页面中对影碟信息进行编辑，则找到该影碟信息后转向编辑页面 if (funcType.equals("fromfind")) { return mapping.findForward("admineditdvd"); } // 如果在影碟列表页面中对影碟信息进行编辑，则找到该影碟信息后转向编辑页面 if (funcType.equals("fromlist")) { return mapping.findForward("admineditdvd"); } return mapping.findForward("admindvdlist"); } catch (Exception e) { e.printStackTrace(); ActionErrors aes = new ActionErrors(); aes.add("admin.getone.error", new ActionError(e.getMessage())); saveErrors(request, aes); return mapping.findForward("admindvdlist"); } } }