pageservlet.java

小型宠物医院网站

package Server;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import Bean.*;
import DB.*;
public class pageServlet extends HttpServlet {
    private static final String CONTENT_TYPE = "text/html; charset=GBK";

    //Initialize global variables
    public void init() throws ServletException {
    }

    //Process the HTTP Get request
    public void doGet(HttpServletRequest request, HttpServletResponse response) throws
            ServletException, IOException {
        response.setContentType(CONTENT_TYPE);
        PrintWriter out = response.getWriter();

           int currentPage;
        if (request.getParameter("currentPage")==null) {
           currentPage=1;
        }else{
          currentPage = Integer.parseInt(request.getParameter("currentPage")); //当前页
        }
        String id=request.getParameter("id");//表名
        System.out.println("I am pageServlet");
        pageBean pagebean;
       if (id.equals("0")) {
            pagebean=new pageBean();
            pageBean pagebean0=pagebean.getPageCount("users",4,currentPage,"");
            request.setAttribute("pagebean",pagebean0);
            RequestDispatcher dispatcher= request.getRequestDispatcher("userDis.jsp");
            dispatcher.forward(request,response);
      }
        if (id.equals("1")) {
           pagebean=new pageBean();
           pageBean pagebean0=pagebean.getPageCount("owners",4,currentPage,"");
           request.setAttribute("pagebean",pagebean0);
           RequestDispatcher dispatcher= request.getRequestDispatcher("OwnerDis.jsp");
           dispatcher.forward(request,response);
       }
       if (id.equals("h1")) {
          pagebean=new pageBean();
          pageBean pagebean0=pagebean.getPageCount("owners",4,currentPage,"");
          request.setAttribute("pagebean",pagebean0);
          RequestDispatcher dispatcher= request.getRequestDispatcher("HeadOwnerDis.jsp");
          dispatcher.forward(request,response);
      }



       if (id.equals("2")) {
           pagebean=new pageBean();
           pageBean pagebean0=pagebean.getPageCount("petdoctor",3,currentPage,"");
           request.setAttribute("pagebean",pagebean0);
           RequestDispatcher dispatcher= request.getRequestDispatcher("docDis.jsp");
            dispatcher.forward(request,response);
        }
        if (id.equals("h2")) {
            System.out.println("I am h2!");
            pagebean=new pageBean();
            pageBean pagebean0=pagebean.getPageCount("petdoctor",3,currentPage,"");
            request.setAttribute("pagebean",pagebean0);
            RequestDispatcher dispatcher= request.getRequestDispatcher("HeadDocDis.jsp");
             dispatcher.forward(request,response);
        }


       if (id.equals("3")) {

           pagebean=new pageBean();
           String docid=request.getParameter("docid");
           pageBean pagebean0=pagebean.getPageCount("petdoctor1",3,currentPage,docid);
           request.setAttribute("pagebean",pagebean0);
            RequestDispatcher dispatcher= request.getRequestDispatcher("docBySpecDis.jsp?docid="+docid+"");
            dispatcher.forward(request,response);
       }

       if (id.equals("h3")) {
           pagebean=new pageBean();
           String docid=request.getParameter("docid");
           pageBean pagebean0=pagebean.getPageCount("petdoctor1",3,currentPage,docid);
           request.setAttribute("pagebean",pagebean0);
            RequestDispatcher dispatcher= request.getRequestDispatcher("HeadDocSp.jsp");
            dispatcher.forward(request,response);
            System.out.println("I am h3!");
       }

       if (id.equals("4")) {
           pagebean=new pageBean();
           pageBean pagebean0=pagebean.getPageCount("pets",3,currentPage,"");
           request.setAttribute("pagebean",pagebean0);
           RequestDispatcher dispatcher= request.getRequestDispatcher("petDis.jsp");
            dispatcher.forward(request,response);
       }

       if (id.equals("h4")) {
           pagebean=new pageBean();
           pageBean pagebean0=pagebean.getPageCount("pets",3,currentPage,"");
           request.setAttribute("pagebean",pagebean0);
           RequestDispatcher dispatcher= request.getRequestDispatcher("HeadPetDis.jsp");
            dispatcher.forward(request,response);
       }

       if (id.equals("5")) {
           pagebean=new pageBean();
           String typeid=request.getParameter("typeid");
           pageBean pagebean0=pagebean.getPageCount("pets0",3,currentPage,typeid);
           request.setAttribute("pagebean",pagebean0);
           RequestDispatcher dispatcher= request.getRequestDispatcher("petByType.jsp?typeid="+typeid+"");
            dispatcher.forward(request,response);
        }
        if (id.equals("h5")) {
            pagebean=new pageBean();
            String typeid=request.getParameter("typeid");
            pageBean pagebean0=pagebean.getPageCount("pets0",3,currentPage,typeid);
            request.setAttribute("pagebean",pagebean0);
            RequestDispatcher dispatcher= request.getRequestDispatcher("HeadPetType.jsp?typeid="+typeid+"");
             dispatcher.forward(request,response);
        }

       if (id.equals("6")) {
          pagebean=new pageBean();
          String ownerid=request.getParameter("ownerid");
          pageBean pagebean0=pagebean.getPageCount("pets1",3,currentPage,ownerid);
          request.setAttribute("pagebean",pagebean0);
          RequestDispatcher dispatcher= request.getRequestDispatcher("petByOwner.jsp?ownerid="+ownerid+"");
           dispatcher.forward(request,response);
      }

      if (id.equals("h6")) {
         pagebean=new pageBean();
         String ownerid=request.getParameter("ownerid");
         pageBean pagebean0=pagebean.getPageCount("pets1",3,currentPage,ownerid);
         request.setAttribute("pagebean",pagebean0);
         RequestDispatcher dispatcher= request.getRequestDispatcher("HeadPetOwner.jsp?ownerid="+ownerid+"");
          dispatcher.forward(request,response);
     }

      if (id.equals("7")) {
          pagebean=new pageBean();
          pageBean pagebean0=pagebean.getPageCount("record",3,currentPage,"");
          request.setAttribute("pagebean",pagebean0);
          RequestDispatcher dispatcher= request.getRequestDispatcher("recordDis.jsp");
           dispatcher.forward(request,response);

      }
      if (id.equals("h7")) {
         pagebean=new pageBean();
         pageBean pagebean0=pagebean.getPageCount("record",3,currentPage,"");
         request.setAttribute("pagebean",pagebean0);
         RequestDispatcher dispatcher= request.getRequestDispatcher("HeadReDis.jsp");
          dispatcher.forward(request,response);

     }

      if (id.equals("8")) {
          pagebean=new pageBean();
          String petId=request.getParameter("petId");
          System.out.println(petId);
          pageBean pagebean0=pagebean.getPageCount("record0",3,currentPage,petId);
          request.setAttribute("pagebean",pagebean0);
          RequestDispatcher dispatcher= request.getRequestDispatcher("recordByPet.jsp?petId="+petId);
           dispatcher.forward(request,response);

       }
       if (id.equals("h8")) {
           pagebean=new pageBean();
           String petId=request.getParameter("petId");
           System.out.println(petId);
           pageBean pagebean0=pagebean.getPageCount("record0",3,currentPage,petId);
           request.setAttribute("pagebean",pagebean0);
           RequestDispatcher dispatcher= request.getRequestDispatcher("HeadRePet.jsp?petId="+petId);
            dispatcher.forward(request,response);

       }

      if (id.equals("9")) {
          pagebean=new pageBean();
          String docId=request.getParameter("docId");
          pageBean pagebean0=pagebean.getPageCount("record1",3,currentPage,docId);
          request.setAttribute("pagebean",pagebean0);
          RequestDispatcher dispatcher= request.getRequestDispatcher("recordByDoc.jsp?docId="+docId);
           dispatcher.forward(request,response);

      }

      if (id.equals("h9")) {
          pagebean=new pageBean();
          String docId=request.getParameter("docId");
          pageBean pagebean0=pagebean.getPageCount("record1",3,currentPage,docId);
          request.setAttribute("pagebean",pagebean0);
          RequestDispatcher dispatcher= request.getRequestDispatcher("HeadReDoc.jsp?docId="+docId);
           dispatcher.forward(request,response);

      }

        out.close();
    }

    //Process the HTTP Post request
    public void doPost(HttpServletRequest request, HttpServletResponse response) throws
            ServletException, IOException {
        doGet(request, response);
    }

    //Clean up resources
    public void destroy() {
    }
}