io.spine.server.route

Interface Route<M extends com.google.protobuf.Message,C extends com.google.protobuf.Message,R>

Type Parameters:

M - the type of messages to get IDs from

C - the type of message context

R - the type of the route function result

All Superinterfaces:

java.util.function.BiFunction<M,C,R>, java.io.Serializable

All Known Subinterfaces:

CommandRoute<I,M>, EventRoute<I,M>, Multicast<I,M,C>, StateUpdateRoute<I,M>, Unicast<I,M,C>

All Known Implementing Classes:

CommandRouting, DefaultCommandRoute, EventRouting, StateUpdateRouting

@FunctionalInterface
public interface Route<M extends com.google.protobuf.Message,C extends com.google.protobuf.Message,R>
extends java.util.function.BiFunction<M,C,R>, java.io.Serializable

Obtains one or more entity identifiers based on a message and its context.

Method Summary

Modifier and Type	Method and Description
R	apply(M message, C context) Obtains entity ID(s) from the passed message and its context.

Methods inherited from interface java.util.function.BiFunction

andThen

Method Detail

apply

R apply(M message,
        C context)

Obtains entity ID(s) from the passed message and its context.

Specified by:

apply in interface java.util.function.BiFunction<M extends com.google.protobuf.Message,C extends com.google.protobuf.Message,R>

Parameters:

message - the event or a command message

context - the context of the message

Returns:

the set of entity identifiers

API Note:

This method overrides the one from BiFunction for more clarity in Javadoc references. Without overriding it will be #apply(Object, Object) which may be confusing in the context of event routing.