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 {
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);
else
this.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);
else
obj.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);
else
obj.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);
else
obj.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0
write(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:
pageEncoding="UTF-8"%>
计算器测试计算器测试
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);
}
%>
您是第位访问者
总访问量：
本年访问量：
本月访问量：
本周访问量：
本日访问量：
六：xmlcount.xml文件的初始内容如下：
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/
