org.apache.sysds.runtime.controlprogram.federated

Class FederatedWorkerHandler

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

org.apache.sysds.runtime.controlprogram.federated.FederatedWorkerHandler

All Implemented Interfaces:

io.netty.channel.ChannelHandler, io.netty.channel.ChannelInboundHandler

public class FederatedWorkerHandler
extends io.netty.channel.ChannelInboundHandlerAdapter

Note: federated worker handler created for every command; and concurrent parfor threads at coordinator need separate execution contexts at the federated sites too

Nested Class Summary

Nested classes/interfaces inherited from interface io.netty.channel.ChannelHandler

io.netty.channel.ChannelHandler.Sharable

Constructor Summary

Constructors

Constructor and Description
FederatedWorkerHandler(ExecutionContextMap ecm) Create a Federated Worker Handler.

Method Summary

Modifier and Type	Method and Description
void	channelRead(io.netty.channel.ChannelHandlerContext ctx, Object msg)
void	exceptionCaught(io.netty.channel.ChannelHandlerContext ctx, Throwable cause)

Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter

channelActive, channelInactive, channelReadComplete, channelRegistered, channelUnregistered, channelWritabilityChanged, userEventTriggered

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

handlerAdded, handlerRemoved, isSharable

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.netty.channel.ChannelHandler

handlerAdded, handlerRemoved

Constructor Detail

FederatedWorkerHandler

public FederatedWorkerHandler(ExecutionContextMap ecm)

Create a Federated Worker Handler. Note: federated worker handler created for every command; and concurrent parfor threads at coordinator need separate execution contexts at the federated sites too

Parameters:

ecm - A execution context, used to map variables and execution.

Method Detail

channelRead

public void channelRead(io.netty.channel.ChannelHandlerContext ctx,
                        Object msg)

Specified by:

channelRead in interface io.netty.channel.ChannelInboundHandler

Overrides:

channelRead in class io.netty.channel.ChannelInboundHandlerAdapter

exceptionCaught

public void exceptionCaught(io.netty.channel.ChannelHandlerContext ctx,
                            Throwable cause)

Specified by:

exceptionCaught in interface io.netty.channel.ChannelHandler

Specified by:

exceptionCaught in interface io.netty.channel.ChannelInboundHandler

Overrides:

exceptionCaught in class io.netty.channel.ChannelInboundHandlerAdapter