第二步：设置每一个日期的数值参数（年、月、日）
第三步旁渣灶：判断当日下是梁茄否有数据库信息，如果有当日背景色为“红（例如）”鼠标方式，显示具体数据。
第四步：点击当日数据数值参数（年、月、日）：d出当日内容，修改后保存。
jquery+ajax+java+jsp
也可用网上现成的工运扮具，修改后即可。
package com.cloudroom.testimport java.text.DateFormat
import java.text.ParsePosition
import java.text.SimpleDateFormat
import java.util.Calendar
import java.util.Date
import java.util.TimeZone
public class CalendarO {
static final public String[] WEEK = new String[] {"星期日","星期一","星期二","星期三","星期四","星期五","星期六"}
private int[] Weeks//日历周
private int[] day//单元格日期对象
private int rows//日历表行数
private Date lastDay//当月最后一天
private Date firstDay//当月第一天
private String dformat = "yyyy-MM-dd"
private TimeZone utz
public String format(Date d,TimeZone tz,String format) {
DateFormat df = new SimpleDateFormat(format)
df.setTimeZone(tz)
return df.format(d)
}
public Date lastMonthday(Date d) {
Calendar c = Calendar.getInstance()
c.setTime(d)
c.set(Calendar.DATE, 1)
c.roll(Calendar.DATE, -1)
String str = this.format(c.getTime(), utz, dformat)
return strToDate(str)
}
private void initWeek(Date d) {
int fw,lw,week[]
Calendar c = Calendar.getInstance()
c.setTime(this.firstMonthday(d))
fw = c.get(Calendar.WEEK_OF_YEAR)
c.setTime(this.lastMonthday(d))
lw = c.get(Calendar.WEEK_OF_YEAR)
int arrlen = lw-fw+1
this.setRows(arrlen)
week = new int[arrlen]
for(int i=0i<arrleni++) {
if(i==0) {
week[i]=lw
} else {
week[i]=week[i-1]+1
}
}
this.setWeeks(week)
}
/岁正胡**
* 初始化日历数乎拦组
* @param d
*/
private void initDay(Date d) {
this.initWeek(d)
int arrlen = this.getWeeks().length*7
int[] days = new int[arrlen]
Calendar c = Calendar.getInstance()
c.setTime(this.firstMonthday(d))
int num = c.get(Calendar.DAY_OF_WEEK)
c.add(Calendar.DAY_OF_MONTH, -num)
for(int index=0index<arrlenindex++) {
c.add(Calendar.DAY_OF_MONTH, 1)
days[index] = c.get(Calendar.DAY_OF_MONTH)
}
this.setDay(days)
}
/清消**
* 将短时间格式字符串转换为时间 yyyy-MM-dd
*
* @param strDate
* @return
*/
private Date strToDate(String strDate) {
SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd")
ParsePosition pos = new ParsePosition(0)
Date strtodate = formatter.parse(strDate, pos)
return strtodate
}
private Date firstMonthday(Date d) {
Calendar c = Calendar.getInstance()
c.setTime(d)
c.set(Calendar.DATE, 1)
return strToDate(this.format(c.getTime(), utz, dformat))
}
public void setDformat(String dformat) {
this.dformat = dformat
}
public void setRows(int rows) {
this.rows = rows
}
public void setUtz(TimeZone utz) {
this.utz = utz
}
public int getRows() {
return rows
}
public TimeZone getUtz() {
return utz
}
public String getDformat() {
return dformat
}
public Date getLastDay() {
return lastDay
}
public void setLastDay(Date lastDay) {
this.lastDay = lastDay
}
public Date getFirstDay() {
return firstDay
}
public void setFirstDay(Date firstDay) {
this.firstDay = firstDay
}
public int[] getWeeks() {
return Weeks
}
public void setWeeks(int[] weeks) {
Weeks = weeks
}
public int[] getDay() {
return day
}
public void setDay(int[] day) {
this.day = day
}
public static void main(String[] args) {
CalendarO oj = new CalendarO()
TimeZone tz = TimeZone.getDefault()
oj.setUtz(tz)
String dStr = "2011-11-10"
Date d=oj.strToDate(dStr)
DateFormat df = new SimpleDateFormat("yyyy-MM-dd")
//System.out.println(df.format(oj.lastMonthday(d)))
//System.out.println(df.format(oj.firstMonthday(d)))
oj.initDay(d)
System.out.print(" ")
for(int i=0i<7i++) {
System.out.print(WEEK[i]+" ")
}
for(int h=0h<oj.getDay().lengthh++) {
if(h%7==0){
System.out.println()
System.out.print("第"+oj.getWeeks()[h/7]+"周 ")
}
System.out.print(oj.getDay()[h]+" ")
}
}
}
--这是一个则隐消完整的JSP页面， 你将它 保存在一个.jsp文件， 部署到tomcat中就可以了。<%@ page language="java" import="java.util.*
import java.text.*"
pageEncoding="utf-8"%>
<html>
<head>
<title>显示时间</title>
</head>
<%
Date date = new Date()
Calendar cal=Calendar.getInstance()
String dayOfWeekTime=""
int dayOfWeek=cal.get(Calendar.DAY_OF_WEEK)
switch(dayOfWeek){
case 1:dayOfWeekTime="星期天"break
case 2:dayOfWeekTime="星期一"break
case 3:dayOfWeekTime="星期二"break
case 4:dayOfWeekTime="星期三"break
case 5:dayOfWeekTime="星期四"break
case 6:dayOfWeekTime="星期五"break
case 7:dayOfWeekTime="星期六"break
}
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss")
String timeString = sdf.format(date)
%>
<body>
<孙知h1>
当前系统时间是：<%=timeString%><%=dayOfWeekTime %>携冲
</h1>
</body>
</html>
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