org.waarp.commandexec.client

Class LocalExecClientHandler

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

io.netty.channel.SimpleChannelInboundHandler<String>

org.waarp.commandexec.client.LocalExecClientHandler

All Implemented Interfaces:

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

Direct Known Subclasses:

LocalExecSslClientHandler

public class LocalExecClientHandler
extends io.netty.channel.SimpleChannelInboundHandler<String>

Handles a client-side channel for LocalExec

Nested Class Summary

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

io.netty.channel.ChannelHandler.Sharable

Field Summary

Fields

Modifier and Type	Field and Description
protected StringBuilder	back
protected io.netty.channel.Channel	channel
protected String	command
protected long	delay
protected LocalExecClientInitializer	factory
protected boolean	firstMessage
protected WaarpFuture	future
protected WaarpFuture	ready
protected LocalExecResult	result

Constructor Summary

Constructors

Constructor and Description
LocalExecClientHandler(LocalExecClientInitializer factory) Constructor

Method Summary

Modifier and Type	Method and Description
void	actionBeforeClose(io.netty.channel.Channel channel) Action to do before close
void	channelActive(io.netty.channel.ChannelHandlerContext ctx)
void	channelInactive(io.netty.channel.ChannelHandlerContext ctx) When closed, If no messaged were received => NoMessage error is set to future Else if an error was detected => Set the future to error (with or without exception) Else if no error occurs => Set success to the future
protected void	channelRead0(io.netty.channel.ChannelHandlerContext ctx, String mesg)
void	exceptionCaught(io.netty.channel.ChannelHandlerContext ctx, Throwable cause)
void	initExecClient(long delay, String command) Initialize the client status for a new execution
LocalExecResult	waitFor(long delay) Waiting for the close of the exec

Methods inherited from class io.netty.channel.SimpleChannelInboundHandler

acceptInboundMessage, channelRead

Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter

channelReadComplete, channelRegistered, channelUnregistered, channelWritabilityChanged, 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

handlerAdded, handlerRemoved

Field Detail

result

protected LocalExecResult result

back

protected StringBuilder back

firstMessage

protected boolean firstMessage

future

protected WaarpFuture future

factory

protected final LocalExecClientInitializer factory

delay

protected long delay

command

protected String command

channel

protected io.netty.channel.Channel channel

ready

protected final WaarpFuture ready

Constructor Detail

LocalExecClientHandler

public LocalExecClientHandler(LocalExecClientInitializer factory)

Constructor

Method Detail

initExecClient

public void initExecClient(long delay,
                           String command)

Initialize the client status for a new execution

Parameters:

delay -

command -

channelActive

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

Specified by:

channelActive in interface io.netty.channel.ChannelInboundHandler

Overrides:

channelActive in class io.netty.channel.ChannelInboundHandlerAdapter

Throws:

Exception

channelInactive

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

When closed,
If no messaged were received => NoMessage error is set to future
Else if an error was detected => Set the future to error (with or without exception)
Else if no error occurs => Set success to the future

Specified by:

channelInactive in interface io.netty.channel.ChannelInboundHandler

Overrides:

channelInactive in class io.netty.channel.ChannelInboundHandlerAdapter

Throws:

Exception

waitFor

public LocalExecResult waitFor(long delay)

Waiting for the close of the exec

Returns:

The LocalExecResult

actionBeforeClose

public void actionBeforeClose(io.netty.channel.Channel channel)

Action to do before close

channelRead0

protected void channelRead0(io.netty.channel.ChannelHandlerContext ctx,
                            String mesg)
                     throws Exception

Specified by:

channelRead0 in class io.netty.channel.SimpleChannelInboundHandler<String>

Throws:

Exception

exceptionCaught

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

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

Throws:

Exception