求一个当前日期是星期几的算法
求一个当前日期是星期几的算法，要求使用java内置的日期库实现
[解决办法]
我给你提供一个参考，直接使用的java内置的日期库实现
Java获得当前日期是星期几的代码
http://www.iii-soft.com/forum.php?mod=viewthread&tid=1965
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记得给分啊
[解决办法]
Calendar.getInstance().get(Calendar.DAY_OF_WEEK)
String weeks[] = {"星期日","星期一","星期二","星期三","星期四","星期五","星期六"};
Calendar weekStart = Calendar.getInstance();
weekStart.setTime(new Date());
int index = weekStart.get(Calendar.DAY_OF_WEEK);
System.out.println(weeks[index-1]);
/**
* Field number for <code>get</code> and <code>set</code> indicating the day
* of the week. This field takes values <code>SUNDAY</code>,
* <code>MONDAY</code>, <code>TUESDAY</code>, <code>WEDNESDAY</code>,
* <code>THURSDAY</code>, <code>FRIDAY</code>, and <code>SATURDAY</code>.
*
* @see #SUNDAY
* @see #MONDAY
* @see #TUESDAY
* @see #WEDNESDAY
* @see #THURSDAY
* @see #FRIDAY
* @see #SATURDAY
*/
public final static int DAY_OF_WEEK = 7;
