me.ahoo.cosid.snowflake

Class MillisecondSnowflakeId

java.lang.Object

me.ahoo.cosid.snowflake.AbstractSnowflakeId

me.ahoo.cosid.snowflake.MillisecondSnowflakeId

All Implemented Interfaces:

IdGenerator, SnowflakeId, StringIdGenerator

public class MillisecondSnowflakeId
extends AbstractSnowflakeId

Millisecond SnowflakeId.

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEFAULT_MACHINE_BIT
static int	DEFAULT_SEQUENCE_BIT
static long	DEFAULT_SEQUENCE_RESET_THRESHOLD
static int	DEFAULT_TIMESTAMP_BIT

Fields inherited from class me.ahoo.cosid.snowflake.AbstractSnowflakeId

epoch, lastTimestamp, machineBit, machineId, machineLeft, maxMachine, maxSequence, maxTimestamp, sequence, sequenceBit, timestampBit, timestampLeft

Fields inherited from interface me.ahoo.cosid.snowflake.SnowflakeId

TOTAL_BIT

Constructor Summary

Constructors

Constructor and Description
MillisecondSnowflakeId(int machineBit, long machineId)
MillisecondSnowflakeId(long machineId)
MillisecondSnowflakeId(long epoch, int timestampBit, int machineBit, int sequenceBit, long machineId)
MillisecondSnowflakeId(long epoch, int timestampBit, int machineBit, int sequenceBit, long machineId, long sequenceResetThreshold)

Method Summary

Modifier and Type	Method and Description
protected long	getCurrentTime() get current timestamp.

Methods inherited from class me.ahoo.cosid.snowflake.AbstractSnowflakeId

generate, getEpoch, getLastTimestamp, getMachineBit, getMachineId, getMaxMachine, getMaxSequence, getMaxTimestamp, getSequenceBit, getTimestampBit, nextTime

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface me.ahoo.cosid.snowflake.SnowflakeId

defaultSequenceResetThreshold, isSafeJavascript

Methods inherited from interface me.ahoo.cosid.IdGenerator

generateAsString, idConverter

Field Detail

DEFAULT_TIMESTAMP_BIT

public static final int DEFAULT_TIMESTAMP_BIT

See Also:

Constant Field Values

DEFAULT_MACHINE_BIT

public static final int DEFAULT_MACHINE_BIT

See Also:

Constant Field Values

DEFAULT_SEQUENCE_BIT

public static final int DEFAULT_SEQUENCE_BIT

See Also:

Constant Field Values

DEFAULT_SEQUENCE_RESET_THRESHOLD

public static final long DEFAULT_SEQUENCE_RESET_THRESHOLD

See Also:

Constant Field Values

Constructor Detail

MillisecondSnowflakeId

public MillisecondSnowflakeId(long machineId)

MillisecondSnowflakeId

public MillisecondSnowflakeId(int machineBit,
                              long machineId)

MillisecondSnowflakeId

public MillisecondSnowflakeId(long epoch,
                              int timestampBit,
                              int machineBit,
                              int sequenceBit,
                              long machineId)

MillisecondSnowflakeId

public MillisecondSnowflakeId(long epoch,
                              int timestampBit,
                              int machineBit,
                              int sequenceBit,
                              long machineId,
                              long sequenceResetThreshold)

Method Detail

getCurrentTime

protected long getCurrentTime()

Description copied from class: AbstractSnowflakeId

get current timestamp.

Specified by:

getCurrentTime in class AbstractSnowflakeId

Returns:

current timestamp