基于MVC架构的新闻发布系统

package controller; import java.io.IOException; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Calendar; import java.util.Date; import java.util.List; import javax.servlet.ServletException; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import com.sun.org.apache.bcel.internal.classfile.LineNumber; import model.dao.CommentDao; import model.dao.NewsDao; import model.dao.ProgramaDao; import model.dao.UserDao; import model.pojo.News; import model.pojo.Programa; import model.pojo.User; public class Dispatcher extends javax.servlet.http.HttpServlet implements javax.servlet.Servlet { static final long serialVersionUID = 1L; private UserDao UDao=new UserDao(); private NewsDao NDao=new NewsDao(); private CommentDao CDao=new CommentDao(); private News news=null; private List so=null; private ProgramaDao PDao=new ProgramaDao(); public Dispatcher() { super(); } protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub this.doPost(request, response); } protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub HttpSession session=request.getSession(); String type=request.getParameter("type"); String type2=this.getPre(request.getRequestURI()); if(type!=null){//提交表单用的方法 if(type.equals("userlogin")){//用户登录 User user=UDao.queryOneManage(request.getParameter("U_Id")); if(user.getU_Id()==null){ response.sendRedirect("../ErrorManage.jsp"); }else if(user.getU_Pwd().equals(request.getParameter("U_Pwd"))){ session.setAttribute("users", UDao.queryOneUser(request.getParameter("U_Id"))); response.sendRedirect("UserSuccess.jsp"); }else{ response.sendRedirect("../ErrorManage.jsp"); } }else if(type.equals("ManageIndex")){//管理员登陆 User m_user=UDao.queryOneManage(request.getParameter("M_Id")); if(m_user.getU_Id()==null){//判断账户是否为空 response.sendRedirect("ErrorManage.jsp"); }else{ if(m_user.getU_Pwd().equals(request.getParameter("M_Pwd"))){ if(m_user.getR_Id().equals("2")){//系统管理员登录 session.setAttribute("manageName", m_user.getU_Name()); session.setAttribute("manageId", m_user.getU_Id()); session.setAttribute("users", UDao.queryUserAll()); session.setAttribute("news",NDao.queryAllNews()); response.sendRedirect("Manage/SuccessManage.jsp"); }else if(m_user.getR_Id().equals("3")){//超级管理员登录 session.setAttribute("querryAllManage", UDao.queryAllManage()); session.setAttribute("superManageName", m_user.getU_Name()); response.sendRedirect("SupperManage/SuperSuccess.jsp"); }else{ response.sendRedirect("ErrorManage.jsp"); } }else{ response.sendRedirect("ErrorManage.jsp"); } } //超级管理员对系统管理员的操作 }else if(type.equals("ManageAdd")){//超级管理员增加系统管理员 String[] m_user=new String[3]; m_user[0]=request.getParameter("M_Id"); m_user[1]=request.getParameter("M_Name"); m_user[2]=request.getParameter("M_Pwd1"); UDao.addUser2(m_user); if(UDao.getLineNum()==1){ session.setAttribute("querryAllManage", UDao.queryAllManage()); response.sendRedirect("SuperSuccess.jsp"); }else{ response.sendRedirect("../ErrorManage.jsp"); } }else if(type.equals("ManageUpd")){//超级管理员修改系统管理员信息 String[] muser=new String[3]; muser[0]=request.getParameter("M_Name"); muser[1]=request.getParameter("M_Pwd1"); User user=(User)session.getAttribute("upd"); muser[2]=user.getU_Id(); UDao.updateManage(muser); if(UDao.getLineNum()==1){ session.setAttribute("querryAllManage", UDao.queryAllManage()); response.sendRedirect("../SupperManage/SuperSuccess.jsp"); }else{ response.sendRedirect("ErrorManage.jsp"); } }else if(type.equals("quanxian")){//超级管理员修改系统管理员的权限 String[] user=new String[2]; user[0]=request.getParameter("name"); user[1]=request.getParameter("U_Id"); UDao.quanxian(user); if(UDao.getLineNum()==1){ session.setAttribute("querryAllManage", UDao.queryAllManage()); response.sendRedirect("../SupperManage/SuperSuccess.jsp"); }else{ response.sendRedirect("../ErrorManage.jsp"); } } //系统管理员对系统管理员的操作 else if(type.equals("manageupd")){//系统管理员自我修改 String[] muser=new String[3]; muser[0]=request.getParameter("M_Name"); muser[1]=request.getParameter("M_Pwd1"); User user=(User)session.getAttribute("updma"); muser[2]=user.getU_Id(); UDao.updateManage(muser); if(UDao.getLineNum()==1){ session.setAttribute("uid", UDao.queryOneManage(session.getAttribute("id").toString())); response.sendRedirect("manageQuery.jsp"); }else{ response.sendRedirect("ErrorManage.jsp"); } } //系统管理员对用户员的操作 else if(type.equals("Userdp")){//分页显示用户信息 String page2=request.getParameter("page2"); session.setAttribute("fenye2", UDao.page2()); List userlist=UDao.paging2(Integer.parseInt(page2)); session.setAttribute("userlist", userlist); response.sendRedirect("../User/userPaging.jsp"); }else if(type.equals("newsdp")){//分页查询新闻 String page=request.getParameter("page"); session.setAttribute("fenye",NDao.page()); List newslist=NDao.paging(Integer.parseInt(page)); session.setAttribute("newslist",newslist); response.sendRedirect("../news/newsPaging.jsp"); } else if(type.equals("insert")){//系统管理员增加普通新用户方法 String[] user=new String[9]; user[0]=request.getParameter("account"); user[1]=request.getParameter("name1"); user[2]=request.getParameter("pwd1"); user[3]=request.getParameter("name2"); user[4]=request.getParameter("sex"); user[5]=request.getParameter("year")+request.getParameter("month")+request.getParameter("date"); user[6]=request.getParameter("jiguan"); user[7]=request.getParameter("hobby"); user[8]=request.getParameter("email"); UDao.addUser1(user); if(UDao.getLineNum()==1){ session.setAttribute("fenye2", UDao.page2()); //int uid=Integer.parseInt(user[8]); //List userlist=UDao.paging2(uid/10+1); //session.setAttribute("userlist", userlist); response.sendRedirect("../Manage/SuccessManage.jsp"); }else{ response.sendRedirect("../ErrorManage.jsp"); } }else if(type2.equals("delMultiUser")){//管理员批量删除用户信息 UDao.delMultiUser(request.getParameterValues("delUId")); //int page1=Integer.parseInt(request.getParameter("page2")); //List<User> users=UDao.paging2(page1); //session.setAttribute("userlist", users); response.sendRedirect("../Manage/SuccessManage.jsp"); }else if(type.equals("update")){//管理员修改用户 String[] userInfo=new String[9]; userInfo[0]=request.getParameter("U_Name"); userInfo[1]=request.getParameter("U_Pwd"); userInfo[2]=request.getParameter("Name"); userInfo[3]=request.getParameter("Sex"); userInfo[4]=request.getParameter("Birthday"); userInfo[5]=request.getParameter("Address"); userInfo[6]=request.getParameter("Hobby"); userInfo[7]=request.getParameter("Email"); userInfo[8]=request.getParameter("U_Id").trim(); UDao.updateUser(userInfo); if(UDao.getLineNum()==1){ session.setAttribute("fenye2", UDao.page2()); int uid=Integer.parseInt(userInfo[8]); List userlist=UDao.paging2(uid/10+1); session.setAttribute("userlist", userlist); // session.setAttribute("userl