tech.ydb.topic.write

Interface AsyncWriter

All Known Implementing Classes:

AsyncWriterImpl

public interface AsyncWriter

Author:

Nikolay Perfilov

Method Summary

Modifier and Type	Method and Description
CompletableFuture<InitResult>	init() Initialize internal threads in the background.
CompletableFuture<WriteAck>	send(Message message) Send message.
CompletableFuture<WriteAck>	send(Message message, SendSettings settings) Send message.
CompletableFuture<Void>	shutdown() Stops internal threads and makes cleanup in background.

Method Detail

init

CompletableFuture<InitResult> init()

Initialize internal threads in the background. Non-blocking

Returns:

CompletableFuture with InitResult containing initialization data like lastSeqNo

send

CompletableFuture<WriteAck> send(Message message)
                          throws QueueOverflowException

Send message. Non-blocking

Parameters:

message - message data to write

Returns:

CompletableFuture with WriteAck for write acknowledgement

Throws:

QueueOverflowException

send

CompletableFuture<WriteAck> send(Message message,
                                 SendSettings settings)
                          throws QueueOverflowException

Send message. Non-blocking

Parameters:

message - message data to write

settings - send settings

Returns:

CompletableFuture with WriteAck for write acknowledgement

Throws:

QueueOverflowException

shutdown

CompletableFuture<Void> shutdown()

Stops internal threads and makes cleanup in background. Non-blocking