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java的GreggorianCalendar的小疑点

热度:44   发布时间:2016-04-17 23:46:14.0
java的GreggorianCalendar的小问题
import java.text.DateFormatSymbols;
import java.util.*;
public class Calendar {

public static void main(String[] args)
{
GregorianCalendar d = new GregorianCalendar();
int today = d.get(Calendar.DAY_OF_MONTH);
int month = d.get(Calendar.MONTH);
d.set(Calendar.DAY_OF_MONTH,1);
int weekday = d.get(Calendar.DAY_OF_WEEK);
int firstdayofweek = d.getFirstDayOfWeek();
int indents = 0;
do
{
indents++;
d.add(DAY_OF_MONTH, 1);
weekday = d.get(Calendar.DAY_OF_WEEK);
}
while(weekday!=d.getFirstDayOfWeek());

String[] weekdayNAME = new DateFormatSymbols().getShortMonths();
do
{
System.out.printf("%4s",weekdayNAME[weekday]);
d.add(Calendar.DAY_OF_MONTH, 1);
weekday = d.get(Calendar.DAY_OF_WEEK);
}
while(weekday!=d.getFirstDayOfWeek());

weekday = d.get(Calendar.DAY_OF_WEEK);

System.out.println();
for(int i = 0;i < indents;i++)
System.out.print("    ");

d.set(Calendar.DAY_OF_MONTH, 1);
do
{
int day = d.get(Calendar.DAY_OF_MONTH);
System.out.printf("%3d",day);
if(day == today)
System.out.print("*");
d.add(Calendar.DAY_OF_MONTH, 1);
weekday = d.get(Calendar.DAY_OF_WEEK);
if(weekday == d.getFirstDayOfWeek())
System.out.println();
}
while(month == d.get(Calendar.MONTH));

if(weekday != d.getFirstDayOfWeek()) System.out.println();
}
}
编译时,里面的Calendar.MONTH  Calendar.DAY_OF_MONTH   Calendar.DAY_OFWEEK提示无法解析,用的eclipse

------解决方案--------------------
import java.util.Calendar;
------解决方案--------------------
你这是自己定义了一个类叫Calendar?  


public class Calendar {

public static void main(String[] args)
{

....

Calendar.DAY_OF_WEEK

然后你自己又用这个类的属性 DAY_OF_WEEK  他这些属性怎么会存在?   java.util.Calendar.DAY_OF_WEEK才行吧?
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