org.trimou.engine.id

Interface IdentifierGenerator

All Superinterfaces:

ConfigurationAware

All Known Implementing Classes:

SequenceIdentifierGenerator

public interface IdentifierGenerator
extends ConfigurationAware

An idenfitier (long value) generator. Implementations must be thread-safe. There are some restrictions on the uniqueness of the generated id - see generate(Class).

Since:

1.7

Author:

Martin Kouba

Method Summary

Modifier and Type	Method and Description
long	generate(Class<? extends Identified> componentType) If the identified parameter is null, the returned value must be unique per the MustacheEngine instance.

Methods inherited from interface org.trimou.engine.config.ConfigurationAware

getConfigurationKeys, init

Method Detail

generate

long generate(Class<? extends Identified> componentType)

If the identified parameter is null, the returned value must be unique per the MustacheEngine instance. Otherwise, the value must be unique for the given component type and MustacheEngine instance, i.e. it may also be unique per the MustacheEngine instance.

Parameters:

componentType - The type of a component the identifier is generated for, may be null

Returns:

the generated identifier