io.aeron.logbuffer

Interface FragmentHandler

All Known Implementing Classes:

ControlResponseAdapter, EgressAdapter, FragmentAssembler, ImageFragmentAssembler, RecordingEventsAdapter, RecordingEventsPoller

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 FragmentHandler

Handler for reading data that is coming from a log buffer. The frame will either contain a whole message or a fragment of a message to be reassembled. Messages are fragmented if greater than the frame for MTU in length.

Method Summary

Modifier and Type	Method and Description
void	onFragment(DirectBuffer buffer, int offset, int length, Header header) Callback for handling fragments of data being read from a log.

Method Detail

onFragment

void onFragment(DirectBuffer buffer,
                int offset,
                int length,
                Header header)

Callback for handling fragments of data being read from a log.

Within this callback reentrant calls to the Aeron client are not permitted and will result in undefined behaviour.

Parameters:

buffer - containing the data.

offset - at which the data begins.

length - of the data in bytes.

header - representing the meta data for the data.