/**

     * 获取指定日期是星期几<br>

     *

     * @param date

     * @return 指定日期是星期几

     */

    public static String getWeekOfDate(Date date) {

        String[] weekDays = { "星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六" };

        Calendar cal = Calendar.getInstance();

        cal.setTime(date);

        int w = cal.get(Calendar.DAY_OF_WEEK) - 1;

        if (w < 0)

            w = 0;

        return weekDays[w];

    }