services.moleculer.uid

Class IncrementalUidGenerator

java.lang.Object

services.moleculer.service.MoleculerComponent

services.moleculer.uid.UidGenerator

services.moleculer.uid.IncrementalUidGenerator

All Implemented Interfaces:

MoleculerLifecycle

public class IncrementalUidGenerator
extends UidGenerator

Fast UidGenerator, based on nodeID and an atomic sequence number. It's faster than the StandardUidGenerator.

See Also:

StandardUidGenerator, XorShiftRandomUidGenerator

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.concurrent.atomic.AtomicLong	counter
protected char[]	prefix UID prefix (null = nodeID)

Fields inherited from class services.moleculer.service.MoleculerComponent

broker, logger, name

Constructor Summary

Constructors

Constructor and Description
IncrementalUidGenerator()

Method Summary

Modifier and Type	Method and Description
java.lang.String	getPrefix()
java.lang.String	nextUID()
void	setPrefix(java.lang.String prefix)
void	started(ServiceBroker broker) Initializes UID generator instance.

Methods inherited from class services.moleculer.service.MoleculerComponent

getBroker, getLogger, getName, stopped

Methods inherited from class java.lang.Object

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

Field Detail

prefix

protected char[] prefix

UID prefix (null = nodeID)

counter

protected final java.util.concurrent.atomic.AtomicLong counter

Constructor Detail

IncrementalUidGenerator

public IncrementalUidGenerator()

Method Detail

started

public void started(ServiceBroker broker)
             throws java.lang.Exception

Initializes UID generator instance.

Specified by:

started in interface MoleculerLifecycle

Overrides:

started in class MoleculerComponent

Parameters:

broker - parent ServiceBroker

Throws:

java.lang.Exception

nextUID

public java.lang.String nextUID()

Specified by:

nextUID in class UidGenerator

getPrefix

public java.lang.String getPrefix()

setPrefix

public void setPrefix(java.lang.String prefix)