基于 MVC JSP 分页

package com.servlet; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.util.*; import com.bean.*; import com.user.PageHelp; import com.user.Pager; import com.user.GetUser; import javax.servlet.RequestDispatcher; public class Pagination extends HttpServlet { /** * Constructor of the object. */ public Pagination() { super(); } /** * Destruction of the servlet. <br> */ public void destroy() { super.destroy(); // Just puts "destroy" string in log // Put your code here } /** * The doGet method of the servlet. <br> * * This method is called when a form has its tag value method equals to get. * * @param request the request send by the client to the server * @param response the response send by the server to the client * @throws ServletException if an error occurred * @throws IOException if an error occurred */ public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setContentType("text/html;;charset=GB2312"); PrintWriter out = response.getWriter(); request.setCharacterEncoding("GB2312"); response.setCharacterEncoding("GB2312"); int totalRows=0;//数据记录总行数 Collection collection=null; GetUser getUser=new GetUser(); //获取数据的总行数 try{ totalRows=getUser.getRows(); }catch(Exception ex){ ex.printStackTrace(); } //通过来获得输入到页面的 Pager 对象 Pager pager=PageHelp.getPager(request, totalRows); //从 startRow 开始取 startSize 条记录 try{ collection=getUser.getAllUser(pager.getPagesize(), pager.getStartRows()); }catch(Exception ex){ ex.printStackTrace(); } //把 collection 集合和 pager 对象放到 request 中 request.setAttribute("user", collection); request.setAttribute("pager", pager); RequestDispatcher dispatcher=request.getRequestDispatcher("/JSPPagination.jsp"); dispatcher.forward(request, response); out.close(); } /** * The doPost method of the servlet. <br> * * This method is called when a form has its tag value method equals to post. * * @param request the request send by the client to the server * @param response the response send by the server to the client * @throws ServletException if an error occurred * @throws IOException if an error occurred */ public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doGet(request,response); } /** * Initialization of the servlet. <br> * * @throws ServletException if an error occure */ public void init() throws ServletException { // Put your code here } }