Java Code Examples for java.time.LocalDateTime#getDayOfMonth()

/**
 * Converts Java time to DOS time.
 */
private static long javaToDosTime(long time) {
    Instant instant = Instant.ofEpochMilli(time);
    LocalDateTime ldt = LocalDateTime.ofInstant(
            instant, ZoneId.systemDefault());
    int year = ldt.getYear() - 1980;
    if (year < 0) {
        return (1 << 21) | (1 << 16);
    }
    return (year << 25 |
        ldt.getMonthValue() << 21 |
        ldt.getDayOfMonth() << 16 |
        ldt.getHour() << 11 |
        ldt.getMinute() << 5 |
        ldt.getSecond() >> 1) & 0xffffffffL;
}
 

/**
 * Converts Java time to DOS time.
 */
private static long javaToDosTime(long time) {
    Instant instant = Instant.ofEpochMilli(time);
    LocalDateTime ldt = LocalDateTime.ofInstant(
            instant, ZoneId.systemDefault());
    int year = ldt.getYear() - 1980;
    if (year < 0) {
        return (1 << 21) | (1 << 16);
    }
    return (year << 25 |
        ldt.getMonthValue() << 21 |
        ldt.getDayOfMonth() << 16 |
        ldt.getHour() << 11 |
        ldt.getMinute() << 5 |
        ldt.getSecond() >> 1) & 0xffffffffL;
}
 

@UtilityMethod
public final String ExpireDate(String dateFormat) {
    // 2011.09.16 DG: Return String as soon as tag ExpireDate defined as String in QFJ.
    LocalDateTime localDateTime = DateUtil.modifyLocalDateTime(dateFormat);

    int year = localDateTime.getYear();
    int month = localDateTime.getMonth().getValue();
    int day = localDateTime.getDayOfMonth();

    StringBuilder sb = new StringBuilder();

    sb.append(year);

    if(month < 10) {
        sb.append(0);
    }
    sb.append(month);

    if(day < 10) {
        sb.append(0);
    }
    sb.append(day);

    return sb.toString();
}
 

String datePart(final LocalDateTime dateTime) {

        final long year = dateTime.getYear();
        final long mth = dateTime.getMonthValue();
        final long day = dateTime.getDayOfMonth();
        final long hour = dateTime.getHour();
        final long min = dateTime.getMinute();
        final long sec = dateTime.getSecond();

        final long time = (year % 100) * 10000000000L + mth * 100000000L + day * 1000000L + hour * 10000L + min * 100 + sec;

        return String.valueOf(time);

    }
 

public static long javaToDosTime(long time) {
    Instant instant = Instant.ofEpochMilli(time);
    LocalDateTime ldt = LocalDateTime.ofInstant(
            instant, ZoneId.systemDefault());
    int year = ldt.getYear() - 1980;
    if (year < 0) {
        return (1 << 21) | (1 << 16);
    }
    return (year << 25 |
        ldt.getMonthValue() << 21 |
        ldt.getDayOfMonth() << 16 |
        ldt.getHour() << 11 |
        ldt.getMinute() << 5 |
        ldt.getSecond() >> 1) & 0xffffffffL;
}
 

private List<String> getTimeGridStr() {
    List<String> GStrList = new ArrayList<>();
    int i;
    DateTimeFormatter dateFormat = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm");
    List<LocalDateTime> DTList = new ArrayList<>();
    for (i = 0; i < this.jComboBox_Time1.getItemCount(); i++) {
        DTList.add(LocalDateTime.parse(this.jComboBox_Time1.getItemAt(i).toString(), dateFormat));
    }

    String timeFormat;
    Duration duration = Duration.between(DTList.get(0), DTList.get(1));
    if (duration.getSeconds() < 3600) {
        timeFormat = "yyyy-MM-dd HH:mm";
    } else if (duration.toHours() < 24) {
        timeFormat = "yyyy-MM-dd HH";
    } else {
        timeFormat = "yyyy-MM-dd";
    }

    LocalDateTime ldt = DTList.get(0);
    int sYear = ldt.getYear();
    int sMonth = ldt.getDayOfMonth();
    ldt = DTList.get(DTList.size() - 1);
    int eYear = ldt.getYear();
    int eMonth = ldt.getDayOfMonth();
    if (sYear == eYear) {
        timeFormat = timeFormat.substring(5);
        if (sMonth == eMonth) {
            timeFormat = timeFormat.substring(3);
        }
    }

    DateTimeFormatter dataFormat = DateTimeFormatter.ofPattern(timeFormat);
    for (i = 0; i < DTList.size(); i++) {
        GStrList.add(dataFormat.format(DTList.get(i)));
    }

    return GStrList;
}
 

private static void binaryEncodeDatetime(LocalDateTime value, ByteBuf buffer) {
  int year = value.getYear();
  int month = value.getMonthValue();
  int day = value.getDayOfMonth();
  int hour = value.getHour();
  int minute = value.getMinute();
  int second = value.getSecond();
  int microsecond = value.getNano() / 1000;

  // LocalDateTime does not have a zero value of month or day
  if (hour == 0 && minute == 0 && second == 0 && microsecond == 0) {
    buffer.writeByte(4);
    buffer.writeShortLE(year);
    buffer.writeByte(month);
    buffer.writeByte(day);
  } else if (microsecond == 0) {
    buffer.writeByte(7);
    buffer.writeShortLE(year);
    buffer.writeByte(month);
    buffer.writeByte(day);
    buffer.writeByte(hour);
    buffer.writeByte(minute);
    buffer.writeByte(second);
  } else {
    buffer.writeByte(11);
    buffer.writeShortLE(year);
    buffer.writeByte(month);
    buffer.writeByte(day);
    buffer.writeByte(hour);
    buffer.writeByte(minute);
    buffer.writeByte(second);
    buffer.writeIntLE(microsecond);
  }
}
 

@Override
public void init(Display parent) {
	super.init(null); // The TitleScreen never has a parent.
	Renderer.readyToRenderGameplay = false;

	// check version
	checkVersion();

	/// this is useful to just ensure that everything is really reset as it should be. 
	if (Game.server != null) {
		if (Game.debug) System.out.println("wrapping up loose server ends");
		Game.server.endConnection();
		Game.server = null;
	}
	if (Game.client != null) {
		if (Game.debug) System.out.println("wrapping up loose client ends");
		Game.client.endConnection();
		Game.client = null;
	}
	Game.ISONLINE = false;

	LocalDateTime time = LocalDateTime.now();
	if (time.getMonth() == Month.DECEMBER) {
		if (time.getDayOfMonth() == 19) rand = 1;
		if (time.getDayOfMonth() == 25) rand = 2;
	} else {
		rand = random.nextInt(splashes.length - 3) + 3;
	}
	
	World.levels = new Level[World.levels.length];
	
	if(Game.player == null || Game.player instanceof RemotePlayer)
		// was online, need to reset player
		World.resetGame(false);
}
 

private Date getDate(int index, TimeZone tz) {
  if (ac.isNull(index)) {
    return null;
  }

  // The Arrow datetime values are already in UTC, so adjust to the timezone of the calendar passed in to
  // ensure the reported value is correct according to the JDBC spec.
  final LocalDateTime date = LocalDateTime.ofInstant(Instant.ofEpochMilli(ac.get(index)), tz.toZoneId());
  return new Date(date.getYear() - 1900, date.getMonthValue() - 1, date.getDayOfMonth());
}
 

private static String dateFormatterForLogs(@NotNull LocalDateTime dateTime) {
    String dateString = "[";
    dateString += dateTime.getDayOfMonth() + "_";
    dateString += dateTime.getMonthValue() + "_";
    dateString += dateTime.getYear() + "_";
    dateString += dateTime.getHour() + ":";
    dateString += dateTime.getMinute() + ":";
    dateString += dateTime.getSecond();
    dateString += "] ";
    return dateString;
}
 

private KafkaProducerRecord<String, JsonObject> record(String deviceId, long steps) {
  LocalDateTime now = LocalDateTime.now();
  String key = deviceId + ":" + now.getYear() + "-" + now.getMonth() + "-" + now.getDayOfMonth();
  JsonObject json = new JsonObject()
    .put("deviceId", deviceId)
    .put("timestamp", now.toString())
    .put("stepsCount", steps);
  return KafkaProducerRecord.create("daily.step.updates", key, json);
}
 

private KafkaProducerRecord<String, JsonObject> dailyStepsUpdateRecord(String deviceId, long steps) {
  LocalDateTime now = LocalDateTime.now();
  String key = deviceId + ":" + now.getYear() + "-" + now.getMonth() + "-" + now.getDayOfMonth();
  JsonObject json = new JsonObject()
    .put("deviceId", deviceId)
    .put("timestamp", now.toString())
    .put("stepsCount", steps);
  return KafkaProducerRecord.create("daily.step.updates", key, json);
}
 

private KafkaProducerRecord<String, JsonObject> incomingStepsRecord(String deviceId, long syncId, long steps) {
  LocalDateTime now = LocalDateTime.now();
  String key = deviceId + ":" + now.getYear() + "-" + now.getMonth() + "-" + now.getDayOfMonth();
  JsonObject json = new JsonObject()
    .put("deviceId", deviceId)
    .put("syncId", syncId)
    .put("stepsCount", steps);
  return KafkaProducerRecord.create("incoming.steps", key, json);
}
 

@Override
public boolean seasonMatch() {
    LocalDateTime localDateTime = LocalDateTime.now();
    if (3 <= localDateTime.getDayOfMonth() && localDateTime.getDayOfMonth() <= 9) {
        return false;
    }
    return true;
}
 

private static String addTwoDays() {
    LocalDateTime now = LocalDateTime.ofInstant(Instant.now(), ZoneId.of("UTC"));
    LocalDateTime afterTwoDays = now.plusDays(2);
    return afterTwoDays.getDayOfMonth() + "-" + afterTwoDays.getMonthValue() + "-" + afterTwoDays.getYear();
}
 

/**
 * Obtains an instance of {@code Timestamp} from a {@code LocalDateTime}
 * object, with the same year, month, day of month, hours, minutes,
 * seconds and nanos date-time value as the provided {@code LocalDateTime}.
 * <p>
 * The provided {@code LocalDateTime} is interpreted as the local
 * date-time in the local time zone.
 *
 * @param dateTime a {@code LocalDateTime} to convert
 * @return a {@code Timestamp} object
 * @exception NullPointerException if {@code dateTime} is null.
 * @since 1.8
 */
@SuppressWarnings("deprecation")
public static Timestamp valueOf(LocalDateTime dateTime) {
    return new Timestamp(dateTime.getYear() - 1900,
                         dateTime.getMonthValue() - 1,
                         dateTime.getDayOfMonth(),
                         dateTime.getHour(),
                         dateTime.getMinute(),
                         dateTime.getSecond(),
                         dateTime.getNano());
}
 

/**
 * Obtains an instance of {@code Timestamp} from a {@code LocalDateTime}
 * object, with the same year, month, day of month, hours, minutes,
 * seconds and nanos date-time value as the provided {@code LocalDateTime}.
 * <p>
 * The provided {@code LocalDateTime} is interpreted as the local
 * date-time in the local time zone.
 *
 * @param dateTime a {@code LocalDateTime} to convert
 * @return a {@code Timestamp} object
 * @exception NullPointerException if {@code dateTime} is null.
 * @since 1.8
 */
@SuppressWarnings("deprecation")
public static Timestamp valueOf(LocalDateTime dateTime) {
    return new Timestamp(dateTime.getYear() - 1900,
                         dateTime.getMonthValue() - 1,
                         dateTime.getDayOfMonth(),
                         dateTime.getHour(),
                         dateTime.getMinute(),
                         dateTime.getSecond(),
                         dateTime.getNano());
}
 

/**
 * Obtains an instance of {@code Timestamp} from a {@code LocalDateTime}
 * object, with the same year, month, day of month, hours, minutes,
 * seconds and nanos date-time value as the provided {@code LocalDateTime}.
 * <p>
 * The provided {@code LocalDateTime} is interpreted as the local
 * date-time in the local time zone.
 *
 * @param dateTime a {@code LocalDateTime} to convert
 * @return a {@code Timestamp} object
 * @exception NullPointerException if {@code dateTime} is null.
 * @since 1.8
 */
@SuppressWarnings("deprecation")
public static Timestamp valueOf(LocalDateTime dateTime) {
    return new Timestamp(dateTime.getYear() - 1900,
                         dateTime.getMonthValue() - 1,
                         dateTime.getDayOfMonth(),
                         dateTime.getHour(),
                         dateTime.getMinute(),
                         dateTime.getSecond(),
                         dateTime.getNano());
}
 

/**
 * Obtains an instance of {@code Timestamp} from a {@code LocalDateTime}
 * object, with the same year, month, day of month, hours, minutes,
 * seconds and nanos date-time value as the provided {@code LocalDateTime}.
 * <p>
 * The provided {@code LocalDateTime} is interpreted as the local
 * date-time in the local time zone.
 *
 * @param dateTime a {@code LocalDateTime} to convert
 * @return a {@code Timestamp} object
 * @exception NullPointerException if {@code dateTime} is null.
 * @since 1.8
 */
@SuppressWarnings("deprecation")
public static Timestamp valueOf(LocalDateTime dateTime) {
    return new Timestamp(dateTime.getYear() - 1900,
                         dateTime.getMonthValue() - 1,
                         dateTime.getDayOfMonth(),
                         dateTime.getHour(),
                         dateTime.getMinute(),
                         dateTime.getSecond(),
                         dateTime.getNano());
}
 

/**
 * Obtains an instance of {@code Timestamp} from a {@code LocalDateTime}
 * object, with the same year, month, day of month, hours, minutes,
 * seconds and nanos date-time value as the provided {@code LocalDateTime}.
 * <p>
 * The provided {@code LocalDateTime} is interpreted as the local
 * date-time in the local time zone.
 *
 * @param dateTime a {@code LocalDateTime} to convert
 * @return a {@code Timestamp} object
 * @exception NullPointerException if {@code dateTime} is null.
 * @since 1.8
 */
@SuppressWarnings("deprecation")
public static Timestamp valueOf(LocalDateTime dateTime) {
    return new Timestamp(dateTime.getYear() - 1900,
                         dateTime.getMonthValue() - 1,
                         dateTime.getDayOfMonth(),
                         dateTime.getHour(),
                         dateTime.getMinute(),
                         dateTime.getSecond(),
                         dateTime.getNano());
}