org.apache.flink.runtime.io.network.partition.hybrid.tiered.netty

Interface NettyConnectionReader

All Known Implementing Classes:

NettyConnectionReaderImpl

public interface NettyConnectionReader

NettyConnectionReader is used by TierConsumerAgent to read buffer from netty.

Method Summary

Modifier and Type	Method and Description
Optional<Buffer>	readBuffer(int segmentId) Read a buffer from netty connection.

Method Detail

readBuffer

Optional<Buffer> readBuffer(int segmentId)

Read a buffer from netty connection.

Parameters:

segmentId - segment id indicates the id of segment.

Returns:

Optional.empty() will be returned if there is no buffer sent from netty connection otherwise a buffer will be returned.