io.seata.common.util

Class IdWorker

java.lang.Object

io.seata.common.util.IdWorker

public class IdWorker
extends Object

Constructor Summary

Constructors

Constructor and Description
IdWorker(Long workerId) instantiate an IdWorker using given workerId

Method Summary

Modifier and Type	Method and Description
long	nextId() get next UUID(base on snowflake algorithm), which look like: highest 1 bit: always 0 next 10 bit: workerId next 41 bit: timestamp lowest 12 bit: sequence

Methods inherited from class java.lang.Object

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

Constructor Detail

IdWorker

public IdWorker(Long workerId)

instantiate an IdWorker using given workerId

Parameters:

workerId - if null, then will auto assign one

Method Detail

nextId

public long nextId()

get next UUID(base on snowflake algorithm), which look like: highest 1 bit: always 0 next 10 bit: workerId next 41 bit: timestamp lowest 12 bit: sequence

Returns:

UUID