jspcalendar.java

JSP实用教程源代码 本书从开发实践出发

package com.bean;
import java.util.*;
public class JSPCalendar 
 { Calendar  calendar = null;
   int year,dayOfMonth,dayOfYear,weekOfYear,
   weekOfMonth,dayOfWeek,hour,minute,second;
    String  day,date,time;
   public JSPCalendar() 
   {calendar = Calendar.getInstance();
    Date time = new Date();
    calendar.setTime(time);
    }
   //获取年份：
    public int getYear() 
    {return calendar.get(Calendar.YEAR);
    }
    //获取月，进行格式处理：
    public String getMonth() {
  int m=1+calendar.get(Calendar.MONTH);
  String months[]={ "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12" };
  if (m>12) 
      return "0";
  return months[m - 1];
    }
   //获取星期几,进行格式处理:
    public String getDay()
    { int n =getDayOfWeek();
      String days[]={"日","一", "二", "三","四", "五", "六"};
      if(n>7)
        return "星期？";
      return days[n];
    }
  //获取：年、月、日
    public String getDate()
    { return  getYear()+ "/" + getMonth()+"/"+getDayOfMonth();
    }
    public String getTime()  //获取：时：分：秒
    {return getHour() + ":" + getMinute() + ":" + getSecond();
    }
    public int getDayOfMonth()  //获取当前时间是一月中的哪一天
    {return calendar.get(Calendar.DAY_OF_MONTH);
    }
    public int getDayOfYear()   //获取当前时间是一年中的哪一天
    {return calendar.get(Calendar.DAY_OF_YEAR);
    }
    public int getWeekOfYear()   //获取当前时间是一年中的哪个星期
    {return calendar.get(Calendar.WEEK_OF_YEAR);
    }
    public int getWeekOfMonth()   //获取当前时间是一年中的哪个星期
    { return calendar.get(Calendar.WEEK_OF_MONTH);
    }
    public int getDayOfWeek()   //获取当前时间是一周中的哪一天
    {return calendar.get(Calendar.DAY_OF_WEEK)-1;
    }
    public int getHour()    //获取小时
    {return calendar.get(Calendar.HOUR_OF_DAY);
    }
    public int getMinute()    //获取分钟
    {return calendar.get(Calendar.MINUTE);
    }
    public int getSecond()   //获取秒
    {return calendar.get(Calendar.SECOND);
    }
}