io.simplesource.saga.shared.topics

Interface TopicNamer

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface TopicNamer

Several types of topics (eg. request, response) need to be created for any given action type, and for the sagas themselves.

TopicNamer ensures a consistent naming convention for these families of topics.

Method Summary

Modifier and Type	Method and Description
String	apply(String topicType) Create a full topic name for a topic type
static TopicNamer	forPrefix(String topicPrefix, String baseName) Creates a topic namer using the prefix resource naming strategy.
static TopicNamer	forStrategy(io.simplesource.kafka.api.ResourceNamingStrategy strategy, String topicBaseName) Creates a topic namer using a resource naming strategy.

Method Detail

apply

String apply(String topicType)

Create a full topic name for a topic type

Parameters:

topicType - the topic type

Returns:

the topic name

forStrategy

static TopicNamer forStrategy(io.simplesource.kafka.api.ResourceNamingStrategy strategy,
                              String topicBaseName)

Creates a topic namer using a resource naming strategy.

Parameters:

strategy - the strategy

topicBaseName - the topic base name

Returns:

the topic namer

forPrefix

static TopicNamer forPrefix(String topicPrefix,
                            String baseName)

Creates a topic namer using the prefix resource naming strategy. Ths creates a topic namer equivalent to the function

 topicType -> topicPrefix + "-" + baseName + "-" + topicType
 

Parameters:

topicPrefix - the topic prefix

baseName - the base name

Returns:

the topic namer