一款分布式的java游戏服务器框架，具备高性能、可伸缩、分布式、多线程等特点，java 8 +gradle 4.0

//------------------------------------------------- // Litchi Game Server Framework // Copyright(c) 2019 phantaci <phantacix@qq.com> // MIT Licensed //------------------------------------------------- package litchi.core.common.utils; import java.io.ByteArrayOutputStream; import java.io.DataOutputStream; import java.io.IOException; //import java.math.BigDecimal; import java.text.DateFormat; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; import java.util.GregorianCalendar; import java.util.concurrent.TimeUnit; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * 日期时间工具类 * * @author 0x737263 * */ public class DateUtils { private static final Logger LOGGER = LoggerFactory.getLogger(DateUtils.class); /** 1秒钟的毫秒数*/ public static final int SECOND_MILLISECOND = 1000; /** 1分钟的毫秒数*/ public static final int MINUTE_MILLISECOND = 60 * 1000; /** 1小时的毫秒数*/ public static final long HOUR_MILLISECOND = 60 * MINUTE_MILLISECOND; /** 1天的毫秒数*/ public static final long DAY_MILLISECOND = 24 * HOUR_MILLISECOND; /** 1分钟的秒数*/ public static final long MINUTE_SECOND = 60; /** 1小时的秒数*/ public static final long HOUR_SECOND = 60 * MINUTE_SECOND; /** 1天的秒数*/ public static final long DAY_SECOND = 24 * HOUR_SECOND; /** HH:mm*/ public static final String PATTERN_HH_MM = "HH:mm"; /** HH:mm::ss*/ public static final String PATTERN_HH_MM_SS = "HH:mm:ss"; /** yyyyMMdd*/ public static final String PATTERN_YYYYMMDD = "yyyyMMdd"; /** yyyy-MM-dd*/ public static final String PATTERN_YYYY_MM_DD = "yyyy-MM-dd"; /** yyyyMMddHH*/ public static final String PATTERN_YYYYMMDDHH = "yyyyMMddHH"; /** yyyyMMddHHmm*/ public static final String PATTERN_YYYYMMDDHHMM = "yyyyMMddHHmm"; /** yyyy-MM-dd HH:mm:ss*/ public static final String PATTERN_NORMAL = "yyyy-MM-dd HH:mm:ss"; /** yyyyMMddHHmmss*/ public static final String PATTERN_YYYYMMDDHHMMSS = "yyyyMMddHHmmss"; /** 1周的总天数 */ public static final int ONE_WEEK_DAY = 7; /** 1天的小时数 */ public static final int ONE_DAY_HOUR = 24; public static Integer getYear() { return getCalendar().get(Calendar.YEAR); } /** * 是不否为今天 * @param second utc转换忧的秒 * @return */ public static boolean isToday(int second) { return isToday(second * 1000L); } public static Calendar getCalendar() { Calendar calendar = Calendar.getInstance(); calendar.setTimeInMillis(ServerTime.timeMillis()); return calendar; } /** * 是不否为今天 * @param millis 毫秒 * @return */ public static boolean isToday(long millis) { Calendar today = getCalendar(); Calendar compareday = getCalendar(); compareday.setTimeInMillis(millis); if (today.get(Calendar.YEAR) == compareday.get(Calendar.YEAR) && today.get(Calendar.MONTH) == compareday.get(Calendar.MONTH) && today.get(Calendar.DAY_OF_MONTH) == compareday.get(Calendar.DAY_OF_MONTH)) { return true; } return false; } /** * 是否为昨天 * @param second * @return */ public static boolean isYesterday(int second) { return isYesterday(second * 1000L); } /** * 是否为昨天 * @param time * @return */ public static boolean isYesterday(long time) { Calendar today = getCalendar(); Calendar yestCalendar = getCalendar(); long nowMills = today.getTimeInMillis(); long yesterdayTime = nowMills - 86400000L; // 1天前的日期 yestCalendar.setTimeInMillis(yesterdayTime); Calendar compareCalendar = getCalendar(); compareCalendar.setTimeInMillis(time); if (yestCalendar.get(Calendar.YEAR) == compareCalendar.get(Calendar.YEAR) && yestCalendar.get(Calendar.MONTH) == compareCalendar.get(Calendar.MONTH) && yestCalendar.get(Calendar.DAY_OF_MONTH) == compareCalendar.get(Calendar.DAY_OF_MONTH)) { return true; } return false; } /** * 获取今天指定时间的Date * * @param hour * @param minute * @param seconds * @param millSenconds * @return */ public static Calendar getSpecialTimeOfToday(int hour, int minute, int seconds, int millSenconds) { Calendar cal = getCalendar(); cal.set(Calendar.HOUR_OF_DAY, hour); cal.set(Calendar.MINUTE, minute); cal.set(Calendar.SECOND, seconds); cal.set(Calendar.MILLISECOND, millSenconds); return cal; } /** * 日期转换为字符串 * * @param theDate 日期 * @param datePattern {@code DatePattern} * @return */ public static String date2String(Date theDate, String datePattern) { if (theDate == null) { return ""; } DateFormat format = new SimpleDateFormat(datePattern); try { return format.format(theDate); } catch (Exception e) { LOGGER.error("", e); } return ""; } /** * 字符串转换为Date对象 * @param dateString 日期字符串 * @param datePattern {@code DatePattern} * @return */ public static Date string2Date(String dateString, String datePattern) { if ((dateString == null) || (dateString.trim().isEmpty())) { return null; } DateFormat format = new SimpleDateFormat(datePattern); try { return format.parse(dateString); } catch (ParseException e) { LOGGER.error("ParseException in converting string to date: " + e.getMessage()); } return null; } /** * 毫秒转换为秒 * @param millis 毫秒 * @return */ public static long toSecond(long... millis) { long second = 0L; if ((millis != null) && (millis.length > 0)) { long[] arrayOfLong = millis; int j = millis.length; for (int i = 0; i < j; ++i) { long time = arrayOfLong[i]; second += time / 1000L; } } return second; } /** * 日期修改 * * @param theDate 日期 * @param addHours 增加天 * @param addMinutes 增加分 * @param addSecond 增加秒 * @return */ public static Date add(Date theDate, int addHours, int addMinutes, int addSecond) { if (theDate == null) { return null; } Calendar cal = getCalendar(); cal.setTime(theDate); cal.add(11, addHours); cal.add(12, addMinutes); cal.add(13, addSecond); return cal.getTime(); } /** * 获取下一天的整点时间 * @param hour * @return */ public static Date getNextDayHour(int hour) { Calendar cal = getCalendar(); cal.setTimeInMillis(new Date().getTime() + DAY_MILLISECOND); return new GregorianCalendar(cal.get(1), cal.get(2), cal.get(5), hour, 0).getTime(); } /** * 获取今天的整点时间 * @return */ public static Date getTodayHour(int hour) { Calendar cal = getCalendar(); cal.setTimeInMillis(new Date().getTime()); return new GregorianCalendar(cal.get(1), cal.get(2), cal.get(5), hour, 0).getTime(); } /** * 当前时间转换为秒 * * @return */ public static long getCurrentSecond() { return ServerTime.timeMillis(); // 转换为秒 } /** * 判断到目前为止是否超过了指定的时间区间 * * @param startTime * @param timeInterval * @return */ public static boolean beyondTheTime(long startTime, int timeInterval) { return getNow() - startTime >= timeInterval; } /** * 判断到目前为止是否超过了指定的时间区间 * * @param startTime * @param timeInterval * @return */ public static boolean beyondTheTime(long startTime, long timeInterval) { return ServerTime.timeMillis() - startTime >= timeInterval; } /** * 判断是否在时间区间内 * * @param startTime 开始时间 * @param endTime 结束时间 * @return */ public static boolean isActiveTime(int startTime, int endTime) { return startTime < getNow() && getNow() < endTime; } /** * 判断是否在时间区间内 * * @param startTime 开始时间(毫秒) * @param endTime 结束时间(毫秒) * @return */ public static boolean isActiveTime(long startTime, long endTime) { long now = ServerTime.timeMillis(); return startTime < now &