Package org.apache.shardingsphere.sharding.cosid.algorithm.keygen

Class CosIdSnowflakeKeyGenerateAlgorithm

java.lang.Object

org.apache.shardingsphere.sharding.cosid.algorithm.keygen.CosIdSnowflakeKeyGenerateAlgorithm

All Implemented Interfaces:

org.apache.shardingsphere.infra.instance.InstanceContextAware, org.apache.shardingsphere.infra.util.spi.type.typed.TypedSPI, KeyGenerateAlgorithm

public final class CosIdSnowflakeKeyGenerateAlgorithm
extends Object
implements KeyGenerateAlgorithm, org.apache.shardingsphere.infra.instance.InstanceContextAware

CosId snowflake key generate algorithm.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	AS_STRING_KEY
static final long	DEFAULT_EPOCH
static final String	EPOCH_KEY

Constructor Summary

Constructors

Constructor	Description
CosIdSnowflakeKeyGenerateAlgorithm()

Method Summary

Modifier and Type	Method	Description
Comparable<?>	generateKey()
String	getType()
void	init(Properties props)
void	setInstanceContext(org.apache.shardingsphere.infra.instance.InstanceContext instanceContext)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.shardingsphere.sharding.spi.KeyGenerateAlgorithm

isSupportAutoIncrement

Methods inherited from interface org.apache.shardingsphere.infra.util.spi.type.typed.TypedSPI

getTypeAliases, isDefault

Field Details

DEFAULT_EPOCH

public static final long DEFAULT_EPOCH

AS_STRING_KEY

public static final String AS_STRING_KEY

See Also:

• Constant Field Values

EPOCH_KEY

public static final String EPOCH_KEY

See Also:

• Constant Field Values

Constructor Details

CosIdSnowflakeKeyGenerateAlgorithm

public CosIdSnowflakeKeyGenerateAlgorithm()

Method Details

init

public void init(Properties props)

Specified by:

init in interface org.apache.shardingsphere.infra.util.spi.type.typed.TypedSPI

setInstanceContext

public void setInstanceContext(org.apache.shardingsphere.infra.instance.InstanceContext instanceContext)

Specified by:

setInstanceContext in interface org.apache.shardingsphere.infra.instance.InstanceContextAware

generateKey

public Comparable<?> generateKey()

Specified by:

generateKey in interface KeyGenerateAlgorithm

getType

public String getType()

Specified by:

getType in interface org.apache.shardingsphere.infra.util.spi.type.typed.TypedSPI