Package org.drasyl.node.channel

Class DrasylNodeChannelInitializer

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

io.netty.channel.ChannelInitializer<DrasylChannel>

org.drasyl.channel.ConnectionHandshakeChannelInitializer

org.drasyl.node.channel.DrasylNodeChannelInitializer

All Implemented Interfaces:

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

public class DrasylNodeChannelInitializer
extends ConnectionHandshakeChannelInitializer

Initialize child DrasylChannels used by DrasylNode.

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	Description
static final int	PROTOCOL_OVERHEAD

Fields inherited from class org.drasyl.channel.ConnectionHandshakeChannelInitializer

DEFAULT_HANDSHAKE_TIMEOUT, handshakeTimeout, initiateHandshake

Constructor Summary

Constructors

Constructor	Description
DrasylNodeChannelInitializer(DrasylConfig config, DrasylNode node)

Method Summary

Modifier and Type	Method	Description
protected void	armStage(DrasylChannel ch)	This stage arms outbound and disarms inbound messages.
protected void	arqStage(DrasylChannel ch)
protected void	chunkingStage(DrasylChannel ch)	This stage splits ByteBufs that are too big for a single udp datagram.
protected void	firstStage(DrasylChannel ch)
protected void	handshakeCompleted(DrasylChannel ch)
protected void	handshakeFailed(io.netty.channel.ChannelHandlerContext ctx, Throwable cause)
protected void	initChannel(DrasylChannel ch)
protected void	lastStage(DrasylChannel ch)	This stage emits Events to node.
protected void	serializationStage(DrasylChannel ch)	This stage serializes Objects to ByteBuf and vice versa.

Methods inherited from class io.netty.channel.ChannelInitializer

channelRegistered, exceptionCaught, handlerAdded, handlerRemoved

Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter

channelActive, channelInactive, channelRead, channelReadComplete, channelUnregistered, channelWritabilityChanged, userEventTriggered

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

ensureNotSharable, isSharable

Methods inherited from class java.lang.Object

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

Field Details

PROTOCOL_OVERHEAD

public static final int PROTOCOL_OVERHEAD

See Also:

• Constant Field Values

Constructor Details

DrasylNodeChannelInitializer

public DrasylNodeChannelInitializer(DrasylConfig config,
 DrasylNode node)

Method Details

initChannel

protected void initChannel(DrasylChannel ch)
                    throws Exception

Overrides:

initChannel in class ConnectionHandshakeChannelInitializer

Throws:

Exception

handshakeCompleted

protected void handshakeCompleted(DrasylChannel ch)

Specified by:

handshakeCompleted in class ConnectionHandshakeChannelInitializer

arqStage

protected void arqStage(DrasylChannel ch)

handshakeFailed

protected void handshakeFailed(io.netty.channel.ChannelHandlerContext ctx,
 Throwable cause)

Specified by:

handshakeFailed in class ConnectionHandshakeChannelInitializer

firstStage

protected void firstStage(DrasylChannel ch)

chunkingStage

protected void chunkingStage(DrasylChannel ch)

This stage splits ByteBufs that are too big for a single udp datagram.

armStage

protected void armStage(DrasylChannel ch)
                 throws CryptoException

This stage arms outbound and disarms inbound messages.

Throws:

CryptoException

serializationStage

protected void serializationStage(DrasylChannel ch)

This stage serializes Objects to ByteBuf and vice versa.

lastStage

protected void lastStage(DrasylChannel ch)

This stage emits Events to node.