Java 日期

  Calendar now = Calendar.getInstance();
  int curtYear = now.get(Calendar.YEAR);
  now.set(curtYear, 0, 1);
  Date first_day_month1_year = now.getTime();// 每年1月第一天
  now.set(curtYear, 1, 1);
  Date first_day_month2_year = now.getTime();// 每年2月第一天
  if (today.before(first_day_month2_year)
    && (today.after(first_day_month1_year) || DateUtils.isSameDay(today, first_day_month1_year))) {
   dynaBean.set("showBase", "true");// 显示单位基本情况
  }