Package org.apache.polaris.ids.api

Interface SnowflakeIdGenerator

All Superinterfaces:

IdGenerator

public interface SnowflakeIdGenerator
extends IdGenerator

Field Summary

Fields

Modifier and Type	Field	Description
static final int	DEFAULT_NODE_ID_BITS
static final int	DEFAULT_SEQUENCE_BITS
static final int	DEFAULT_TIMESTAMP_BITS
static final Instant	ID_EPOCH	Offset of the snowflake ID generator since the 1970-01-01T00:00:00Z epoch instant.
static final long	ID_EPOCH_MILLIS	Offset of the snowflake ID generator in milliseconds since the 1970-01-01T00:00:00Z epoch instant.

Fields inherited from interface org.apache.polaris.ids.api.IdGenerator

NONE

Method Summary

Modifier and Type	Method	Description
long	constructId(long timestamp, long sequence, long node)
String	idToString(long id)
UUID	idToTimeUuid(long id)
long	nodeFromId(long id)
int	nodeIdBits()
int	sequenceBits()
long	sequenceFromId(long id)
int	timestampBits()
long	timestampFromId(long id)
long	timestampUtcFromId(long id)
long	timeUuidToId(UUID uuid)

Methods inherited from interface org.apache.polaris.ids.api.IdGenerator

describeId, generateId, systemIdForNode

Field Details

ID_EPOCH

static final Instant ID_EPOCH

Offset of the snowflake ID generator since the 1970-01-01T00:00:00Z epoch instant.

ID_EPOCH_MILLIS

static final long ID_EPOCH_MILLIS

Offset of the snowflake ID generator in milliseconds since the 1970-01-01T00:00:00Z epoch instant.

DEFAULT_NODE_ID_BITS

static final int DEFAULT_NODE_ID_BITS

See Also:

• Constant Field Values

DEFAULT_TIMESTAMP_BITS

static final int DEFAULT_TIMESTAMP_BITS

See Also:

• Constant Field Values

DEFAULT_SEQUENCE_BITS

static final int DEFAULT_SEQUENCE_BITS

See Also:

• Constant Field Values

Method Details

constructId

long constructId(long timestamp,
 long sequence,
 long node)

timestampFromId

long timestampFromId(long id)

timestampUtcFromId

long timestampUtcFromId(long id)

sequenceFromId

long sequenceFromId(long id)

nodeFromId

long nodeFromId(long id)

idToTimeUuid

UUID idToTimeUuid(long id)

idToString

String idToString(long id)

timeUuidToId

long timeUuidToId(@Nonnull
 UUID uuid)

timestampBits

int timestampBits()

sequenceBits

int sequenceBits()

nodeIdBits

int nodeIdBits()