io.axoniq.axonserver.connector.event.transformation.impl

Class TransformationStreamAppender

java.lang.Object

io.axoniq.axonserver.connector.event.transformation.impl.TransformationStreamAppender

All Implemented Interfaces:

Appender

public class TransformationStreamAppender
extends Object
implements Appender

Appender implementation that uses the EventTransformationService.TransformationStream to interact with Axon Server

Since:

2023.1.0

Author:

Sara Pellegrini

Method Summary

Modifier and Type	Method and Description
CompletableFuture<Long>	complete() Returns a CompletableFuture that completes when all the change requests have been appended.
CompletableFuture<Appender>	deleteEvent(long token) Appends to the transformation the request to delete the event with the given token.
CompletableFuture<Appender>	replaceEvent(long token, Event replacement) Appends to the transformation the request to replace the event with the given token.

Methods inherited from class java.lang.Object

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

Method Detail

deleteEvent

public CompletableFuture<Appender> deleteEvent(long token)

Description copied from interface: Appender

Appends to the transformation the request to delete the event with the given token.

Specified by:

deleteEvent in interface Appender

Parameters:

token - the token of the event to be deleted

Returns:

a CompletableFuture of the Appender, used for composition

replaceEvent

public CompletableFuture<Appender> replaceEvent(long token,
                                                Event replacement)

Description copied from interface: Appender

Appends to the transformation the request to replace the event with the given token.

Specified by:

replaceEvent in interface Appender

Parameters:

token - the token of the event to be replaced

replacement - the new event used to replace the original one

Returns:

a CompletableFuture of the Appender, used for composition

complete

public CompletableFuture<Long> complete()

Returns a CompletableFuture that completes when all the change requests have been appended. The CompletableFuture will contain the last sequence of the transformation after last request has been appended.

Returns:

a CompletableFuture that completes when all the change requests have been appended, containing the updated last sequence of the event transformation.