【Java开源代码栏目提醒】:本文主要为网学会员提供UserListServlet.java,希望对需要UserListServlet.java网友有所帮助,学习一下!
package com.wxpn.tutorial.ec.servlet;
import java.io.IOException;
import java.util.Collection;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.wxpn.tutorial.ec.bean.ECMemberMgr;
/**
* Servlet implementation class for Servlet: UserListServlet
*/
public class UserListServlet extends javax.servlet.http.HttpServlet implements
javax.servlet.Servlet {
/*
* (non-Java-doc)
*
* @see javax.servlet.http.HttpServlet#HttpServlet()
*/
public UserListServlet() {
super();
}
/*
* (non-Java-doc)
*
* @see javax.servlet.http.HttpServlet#doGet(HttpServletRequest request,
* HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
response.setHeader("Pragma","No-cache");
response.setHeader("Cache-Control","no-cache");
response.setDateHeader("Expires", 0);
int pagesize = 10;
String page = request.getParameter("page");
ECMemberMgr mgr = new ECMemberMgr();
int count = mgr.getCount();// 记录总数
int totalPageNum = count / pagesize;// 逻辑页数
// 如果纪录总数除以每页的显示个数,余数大于0,那么
// 逻辑页数应该为商+1
if ((count % pagesize) > 0) {
totalPageNum += 1;
}
if (page == null) {
page = "1";
}
request.setAttribute("totalPageNum", new Integer(totalPageNum));
Collection c = mgr.getAll(pagesize, Integer.parseInt(page));
request.setAttribute("c", c);
try {
request.getRequestDispatcher("/member/userlist.jsp").forward(
request, response);
} catch (Throwable t) {
getServletContext().log(t.getMessage());
}
}
}
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