JAVA獲取日期的最大最小時間

/**
 * 獲取日期的最大時間
 * @param date
 * @return date
 */
public static Date getMaxTime(Date date){
    Calendar cal = Calendar.getInstance();
    cal.setTime(date);
    cal.set(Calendar.HOUR_OF_DAY,23);
    cal.set(Calendar.MINUTE,59);
    cal.set(Calendar.SECOND,59);
    //防止mysql自動加一秒,毫秒設為0
    cal.set(Calendar.MILLISECOND, 0);
    return cal.getTime();
}

/**
 * 獲取日期的最小時間
 * @param date
 * @return date
 */
public static Date getMinTime(Date date){
    Calendar cal = Calendar.getInstance();
    cal.setTime(date);
    cal.set(Calendar.HOUR_OF_DAY,0);
    cal.set(Calendar.MINUTE,0);
    cal.set(Calendar.SECOND,0);
    return cal.getTime();
}