Servlet+javaBean 的JSP购物网站，前台管理后台管理 RBAC管理 还实现了银行管理

package com.js.shop.servlet; import java.io.IOException; import java.sql.SQLException; import java.util.List; import javax.servlet.ServletConfig; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import com.js.shop.db.FormService; import com.js.shop.service.AdminService; import com.js.shop.service.BankService; import com.js.shop.service.BookService; import com.js.shop.service.OrderService; import com.js.shop.service.PowerService; import com.js.shop.service.RoleService; import com.js.shop.service.SourceService; import com.js.shop.vo.Admin; import com.js.shop.vo.Page; import com.js.shop.vo.Role; import com.js.shop.vo.Source; public class AdminServlet extends HttpServlet { private String encoding = "utf-8"; public void init(ServletConfig config) { String encodingParam = config.getInitParameter("encoding"); if (encodingParam != null) encoding = encodingParam; } public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { doPost(request, response); } public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { request.setCharacterEncoding(encoding); response.setContentType("text/html;charset=gb2312"); AdminService adminService = new AdminService(); Admin admin = new Admin(); FormService.introspect(admin, request); RoleService roleService = new RoleService(); Role role = new Role(); FormService.introspect(role, request); SourceService sourceService = new SourceService(); Source source = new Source(); FormService.introspect(source, request); PowerService powerService = new PowerService(); BookService bookService = new BookService(); OrderService orderService = new OrderService(); BankService bankService = new BankService(); String op = request.getParameter("op"); if (op == null) op = ""; if (op.equals("load")) { // 处理登录验证 String username = request.getParameter("username"); String pwd = request.getParameter("pwd"); request.setAttribute("username", username); if (username != null && pwd != null) { if (adminService .check("(select userid from tb_admins where username='" + username + "' and pwd='" + pwd + "')") == 1) { request.setAttribute("loginState", "1"); request.getRequestDispatcher("sysadmin/sysmanege.jsp").forward(request, response); } else if (bookService .check("(select userid from tb_admins where username='" + username + "' and pwd='" + pwd + "')") == 2) { request.setAttribute("loginState", "2"); request.getRequestDispatcher("admin/backManege.jsp").forward(request, response); } else if (orderService .check("(select userid from tb_admins where username='" + username + "' and pwd='" + pwd + "')") == 4) { request.setAttribute("loginState", "4"); request.getRequestDispatcher("admin/backManege.jsp").forward(request, response); }else if(bankService.check("(select userid from tb_admins where username='" + username + "' and pwd='" + pwd + "')") == 3) { request.setAttribute("loginState", "3"); request.getRequestDispatcher("admin/backManege.jsp").forward(request, response); } else { response.sendRedirect("sysadmin/error.jsp"); } } } if (op.equals("addadmin")) { // 新增后台用户 adminService.setadmin(admin); adminService.save(); List<Admin> admins = null; try { admins = adminService.findAllAdmin(); } catch (SQLException e) { e.printStackTrace(); } request.setAttribute("admins", admins); request.getRequestDispatcher("sysadmin/viewadmin.jsp").forward( request, response); } if (op.equals("viewadmin")) { // 查看后台用户 try { List<Admin> admins = adminService.findAllAdmin(); request.setAttribute("admins", admins); request.getRequestDispatcher("sysadmin/adminlist.jsp").forward( request, response); } catch (SQLException e) { e.printStackTrace(); } } if (op.equals("deleteadmin")) { // 删除后台用户 String userid = request.getParameter("userid"); adminService.deleteadmin(userid); try { List<Admin> admins = adminService.findAllAdmin(); request.setAttribute("admins", admins); request.getRequestDispatcher("sysadmin/viewadmin.jsp").forward( request, response); } catch (SQLException e) { e.printStackTrace(); } } if (op.equals("updateadmin")) { // 修改后台用户信息 int flag = 0; String userid = request.getParameter("userid"); adminService.setadmin(admin); flag = adminService.updateadmin(userid); request.setAttribute("flag", flag); try { List<Admin> admins = adminService.findAllAdmin(); request.setAttribute("admins", admins); request.getRequestDispatcher("sysadmin/viewadmin.jsp").forward( request, response); } catch (SQLException e) { e.printStackTrace(); } } if (op.equals("updateadminrole")) { // 绑定角色 String userid = request.getParameter("userid"); String[] roleid = request.getParameterValues("role"); adminService.deleteadminrole(userid); adminService.updateadminrole(userid, roleid); try { List<Admin> admins = adminService.findAllAdmin(); request.setAttribute("admins", admins); request.getRequestDispatcher("sysadmin/viewadmin.jsp").forward( request, response); } catch (SQLException e) { e.printStackTrace(); } } if (op.equals("addrole")) { // 新增角色 roleService.setrole(role); roleService.save(); List<Role> roles = null; try { roles = roleService.findAllRole(); } catch (SQLException e) { e.printStackTrace(); } request.setAttribute("roles", roles); request.getRequestDispatcher("sysadmin/rolelist.jsp").forward( request, response); } if (op.equals("viewrole")) { // 查看角色 List<Role> roles = null; try { roles = roleService.findAllRole(); } catch (SQLException e) { e.printStackTrace(); } request.setAttribute("roles", roles); request.getRequestDispatcher("sysadmin/rolelist.jsp").forward( request, response); } if (op.equals("updateroles")) { // 进入修改角色的页面 List<Role> roles = null; try { roles = roleService.findAllRole(); } catch (SQLException e) { e.printStackTrace(); } request.setAttribute("roles", roles); request.getRequestDispatcher("sysadmin/updaterole.jsp").forward( request, response); } if (op.equals("updaterole")) { // 修改角色 int flag = 0; String roleid = request.getParameter("roleid"); roleService.setrole(role); flag = roleService.update(roleid); request.setAttribute("flag", flag); List<Role> roles = null; try { roles = roleService.findAllRole(); } catch (SQLException e) { e.printStackTrace(); } request.setAttribute("roles", roles); request.getRequestDispatcher("sysadmin/updaterole.jsp").forward( request, response); } if (op.equals("addsource")) { // 新增资源 sourceService.setSource(source); sourceService.save(); String jumpPage = request.getParameter("jumpPage"); if (jumpPage == null) { jumpPage = "1"; } Page page = new Page(); page.setCurPage(Integer.valueOf(jumpPage)); List<Source> sources = null; try { sources = sourceService.findSource("tb_sources", "sourceid", 10, page); } catch (SQLException e) { e.printStackTrace(); } request.setAttribute("sources", sources); request.setAttribute("page", page); request.getRequestDispatcher("sysadmin/sourcelist.jsp").forward( request, response); } if (op.eq