org.apache.plc4x.java.base.protocol

Class SingleItemToSingleRequestProtocol

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

io.netty.channel.ChannelDuplexHandler

org.apache.plc4x.java.base.protocol.SingleItemToSingleRequestProtocol

All Implemented Interfaces:

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

public class SingleItemToSingleRequestProtocol
extends io.netty.channel.ChannelDuplexHandler

This layer can be used to split a PlcRequest which addresses multiple PlcFields into multiple subsequent PlcRequests.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	SingleItemToSingleRequestProtocol.CorrelatedPlcReadRequest
protected static interface	SingleItemToSingleRequestProtocol.CorrelatedPlcRequest
protected static class	SingleItemToSingleRequestProtocol.CorrelatedPlcSubscriptionRequest
protected static class	SingleItemToSingleRequestProtocol.CorrelatedPlcUnsubscriptionRequest
protected static class	SingleItemToSingleRequestProtocol.CorrelatedPlcWriteRequest
static class	SingleItemToSingleRequestProtocol.SplitConfig

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

io.netty.channel.ChannelHandler.Sharable

Field Summary

Fields

Modifier and Type	Field and Description
static org.slf4j.Logger	LOGGER

Constructor Summary

Constructors

Constructor and Description
SingleItemToSingleRequestProtocol(PlcReader reader, PlcWriter writer, PlcSubscriber subscriber, io.netty.util.Timer timer)
SingleItemToSingleRequestProtocol(PlcReader reader, PlcWriter writer, PlcSubscriber subscriber, io.netty.util.Timer timer, long defaultReceiveTimeout, SingleItemToSingleRequestProtocol.SplitConfig splitConfig, boolean betterImplementationPossible)
SingleItemToSingleRequestProtocol(PlcReader reader, PlcWriter writer, PlcSubscriber subscriber, io.netty.util.Timer timer, SingleItemToSingleRequestProtocol.SplitConfig splitConfig)
SingleItemToSingleRequestProtocol(PlcReader reader, PlcWriter writer, PlcSubscriber subscriber, io.netty.util.Timer timer, SingleItemToSingleRequestProtocol.SplitConfig splitConfig, boolean betterImplementationPossible)

Method Summary

Modifier and Type	Method and Description
void	channelInactive(io.netty.channel.ChannelHandlerContext ctx)
void	channelRegistered(io.netty.channel.ChannelHandlerContext ctx)
void	channelUnregistered(io.netty.channel.ChannelHandlerContext ctx)
protected void	errored(Integer currentTdpu, Throwable throwable, CompletableFuture<InternalPlcResponse> originalResponseFuture)
Map<String,Number>	getStatistics()
protected void	tryFinish(Integer currentTdpu, InternalPlcResponse msg, CompletableFuture<InternalPlcResponse> originalResponseFuture)
protected void	trySendingMessages(io.netty.channel.ChannelHandlerContext ctx)
void	write(io.netty.channel.ChannelHandlerContext ctx, Object msg, io.netty.channel.ChannelPromise promise)

Methods inherited from class io.netty.channel.ChannelDuplexHandler

bind, close, connect, deregister, disconnect, flush, read

Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter

channelActive, channelRead, channelReadComplete, channelWritabilityChanged, exceptionCaught, userEventTriggered

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

ensureNotSharable, handlerAdded, handlerRemoved, isSharable

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.netty.channel.ChannelHandler

exceptionCaught, handlerAdded, handlerRemoved

Field Detail

LOGGER

public static final org.slf4j.Logger LOGGER

Constructor Detail

SingleItemToSingleRequestProtocol

public SingleItemToSingleRequestProtocol(PlcReader reader,
                                         PlcWriter writer,
                                         PlcSubscriber subscriber,
                                         io.netty.util.Timer timer)

SingleItemToSingleRequestProtocol

public SingleItemToSingleRequestProtocol(PlcReader reader,
                                         PlcWriter writer,
                                         PlcSubscriber subscriber,
                                         io.netty.util.Timer timer,
                                         SingleItemToSingleRequestProtocol.SplitConfig splitConfig)

SingleItemToSingleRequestProtocol

public SingleItemToSingleRequestProtocol(PlcReader reader,
                                         PlcWriter writer,
                                         PlcSubscriber subscriber,
                                         io.netty.util.Timer timer,
                                         SingleItemToSingleRequestProtocol.SplitConfig splitConfig,
                                         boolean betterImplementationPossible)

SingleItemToSingleRequestProtocol

public SingleItemToSingleRequestProtocol(PlcReader reader,
                                         PlcWriter writer,
                                         PlcSubscriber subscriber,
                                         io.netty.util.Timer timer,
                                         long defaultReceiveTimeout,
                                         SingleItemToSingleRequestProtocol.SplitConfig splitConfig,
                                         boolean betterImplementationPossible)

Method Detail

channelRegistered

public void channelRegistered(io.netty.channel.ChannelHandlerContext ctx)
                       throws Exception

Specified by:

channelRegistered in interface io.netty.channel.ChannelInboundHandler

Overrides:

channelRegistered in class io.netty.channel.ChannelInboundHandlerAdapter

Throws:

Exception

channelUnregistered

public void channelUnregistered(io.netty.channel.ChannelHandlerContext ctx)
                         throws Exception

Specified by:

channelUnregistered in interface io.netty.channel.ChannelInboundHandler

Overrides:

channelUnregistered in class io.netty.channel.ChannelInboundHandlerAdapter

Throws:

Exception

channelInactive

public void channelInactive(io.netty.channel.ChannelHandlerContext ctx)
                     throws Exception

Specified by:

channelInactive in interface io.netty.channel.ChannelInboundHandler

Overrides:

channelInactive in class io.netty.channel.ChannelInboundHandlerAdapter

Throws:

Exception

tryFinish

protected void tryFinish(Integer currentTdpu,
                         InternalPlcResponse msg,
                         CompletableFuture<InternalPlcResponse> originalResponseFuture)

errored

protected void errored(Integer currentTdpu,
                       Throwable throwable,
                       CompletableFuture<InternalPlcResponse> originalResponseFuture)

write

public void write(io.netty.channel.ChannelHandlerContext ctx,
                  Object msg,
                  io.netty.channel.ChannelPromise promise)
           throws Exception

Specified by:

write in interface io.netty.channel.ChannelOutboundHandler

Overrides:

write in class io.netty.channel.ChannelDuplexHandler

Throws:

Exception

trySendingMessages

protected void trySendingMessages(io.netty.channel.ChannelHandlerContext ctx)

getStatistics

public Map<String,Number> getStatistics()