一：工程截图：
二：运行效果图：
三：CountObjectInfo.java:
package cn.csrc.base.count;import java.util.Date;public class CountObjectInfo {// 总访问量合计protected int totalCount = 0;// 日访问量protected int dayCount = 0;// 周访问量protected int weekCount = 0;// 月访问量protected int monthCount = 0;// 年访问量protected int yearCount = 0;// 临时访问量protected int tempCount = 0;protected Date date = new Date();public int getDayCount() {return dayCount;}public int getMonthCount() {return monthCount;}public int getTotalCount() {return totalCount;}public int getWeekCount() {return weekCount;}public int getYearCount() {return yearCount;}public void setDayCount(int i) {dayCount = i;}public void setMonthCount(int i) {monthCount = i;}public void setTotalCount(int i) {totalCount = i;}public void setWeekCount(int i) {weekCount = i;}public void setYearCount(int i) {yearCount = i;}public Date getDate() {return date;}public void setDate(Date date) {this.date = date;}public int getTempCount() {return tempCount;}public void setTempCount(int i) {tempCount = i;}}
四：CountXml.java:
package cn.csrc.base.count;import java.io.FileReader;
import java.io.FileWriter;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;import org.exolab.castor.xml.Marshaller;
import org.exolab.castor.xml.Unmarshaller;public class CountXml {/** 在这里定义XMLCOUNT.XML的绝对路径,注意此处代码要修改的哦 */private String fileName = "E:\\workspace\\Count\\WebContent\\WEB-INF\\xmlcount.xml";private static CountObjectInfo obj = null;private static CountXml instance = null;public static CountXml getInstance() {if (instance == null) {instance = new CountXml();}return instance;}private CountXml() {try {obj = read(fileName);} catch (Exception e) {System.out.println(e);}}public int getTotalCount() {return obj.getTotalCount();}public int getDayCount() {return obj.getDayCount();}public int getMonthCount() {return obj.getMonthCount();}public int getWeekCount() {return obj.getWeekCount();}public int getYearCount() {return obj.getYearCount();}public synchronized void addcount(Date da) {// 比较日期增加计数if (new SimpleDateFormat("yyyy-MM-dd").format(this.obj.date).equals(new SimpleDateFormat("yyyy-MM-dd").format(da)))this.obj.setDayCount(this.obj.getDayCount() + 1);elsethis.obj.setDayCount(1);if (new SimpleDateFormat("yyyy-MM").format(this.obj.date).equals(new SimpleDateFormat("yyyy-MM").format(da)))this.obj.setMonthCount(this.obj.getMonthCount() + 1);elseobj.setMonthCount(1);Calendar ca = Calendar.getInstance();ca.setTime(da);ca.setFirstDayOfWeek(Calendar.MONDAY);if (ca.get(Calendar.DAY_OF_WEEK) == Calendar.MONDAY&& !new SimpleDateFormat("yyyy-MM-dd").format(this.obj.date).equals(new SimpleDateFormat("yyyy-MM-dd").format(da)))obj.setWeekCount(1);elseobj.setWeekCount(obj.getWeekCount() + 1);if (new SimpleDateFormat("yyyy").format(this.obj.date).equals(new SimpleDateFormat("yyyy").format(da)))this.obj.setYearCount(this.obj.getYearCount() + 1);elseobj.setYearCount(1);obj.setDate(da);obj.setTotalCount(obj.getTotalCount() + 1);obj.setTempCount(obj.getTempCount() + 1);if (obj.getTempCount() >= 0) {// 只有当临时访问量大于等于20时才保存一次obj.setTempCount(0);// 临时计数器置0write(fileName);}}private void write(String fileName) {try {FileWriter writer = new FileWriter(fileName);Marshaller.marshal(obj, writer);writer.close();} catch (Exception e) {System.out.println(e);}}private CountObjectInfo read(String fileName) throws Exception {FileReader reader = new FileReader(fileName);CountObjectInfo result = (CountObjectInfo) Unmarshaller.unmarshal(CountObjectInfo.class, reader);reader.close();return result;}}
五：index.jsp:
<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%>
<%@ page import="java.util.Date" %>
<%@ page import="cn.csrc.base.count.CountXml" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>计算器测试</title>
</head>
<body>计算器测试<br><%CountXml xmlcount = CountXml.getInstance();if (session.isNew()) {xmlcount.addcount(new Date());//增加访问量int n = xmlcount.getTotalCount();//取总访问量 String count = Integer.toString(n);session.putValue("count", count);}%>您是第<font color="red"><%=session.getValue("count")%></font>位访问者 <br> 总访问量： <%=xmlcount.getTotalCount() %><br>本年访问量：<%=xmlcount.getYearCount() %><br>本月访问量：<%=xmlcount.getMonthCount() %><br>本周访问量：<%=xmlcount.getWeekCount() %><br>本日访问量：<%=xmlcount.getDayCount() %><br>
</body>
</html>六：xmlcount.xml文件的初始内容如下：
<?xml version="1.0" encoding="UTF-8"?>
<xml-body>
</xml-body>七：源码下载地址：http://download.csdn.net/detail/sxdtzhaoxinguo/7615273
八：程序参考地址：http://bujingyun23.blog.163.com/blog/static/18131024320131594942633/
