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	Description
protected final AtomicLong	counter
protected char[]	prefix	UID prefix (null = nodeID)

Fields inherited from class MoleculerComponent

broker, logger, name

Constructor Summary

Constructors

Constructor	Description
IncrementalUidGenerator()

Method Summary

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

Methods inherited from class MoleculerComponent

getBroker, getLogger, getName, stopped

Methods inherited from class Object

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

Field Details

prefix

protected char[] prefix

UID prefix (null = nodeID)

counter

protected final AtomicLong counter

Constructor Details

IncrementalUidGenerator

public IncrementalUidGenerator()

Method Details

started

public void started(ServiceBroker broker)
             throws Exception

Initializes UID generator instance.

Specified by:

started in interface MoleculerLifecycle

Overrides:

started in class MoleculerComponent

Parameters:

broker - parent ServiceBroker

Throws:

Exception

nextUID

public String nextUID()

Specified by:

nextUID in class UidGenerator

getPrefix

public String getPrefix()

setPrefix

public void setPrefix(String prefix)