org.mpisws.p2p.transport.wire
Class WireTransportLayerImpl

java.lang.Object
  org.mpisws.p2p.transport.wire.WireTransportLayerImpl

All Implemented Interfaces:

TransportLayer<InetSocketAddress,ByteBuffer>, SocketOpeningTransportLayer<InetSocketAddress>, WireTransportLayer, Destructable

public class WireTransportLayerImpl
extends Object
implements WireTransportLayer, SocketOpeningTransportLayer<InetSocketAddress>

Field Summary

protected InetSocketAddress	bindAddress
protected Environment	environment
protected ErrorHandler<InetSocketAddress>	errorHandler
boolean	forceBindAddress true for modelnet, who needs to set the bind address even on outgoing sockets
protected Logger	logger
protected TCPLayer	tcp
protected UDPLayer	udp

Fields inherited from interface org.mpisws.p2p.transport.wire.WireTransportLayer

OPTION_TRANSPORT_TYPE, TRANSPORT_TYPE_DATAGRAM, TRANSPORT_TYPE_GUARANTEED

Constructor Summary

WireTransportLayerImpl(InetSocketAddress bindAddress, Environment env, ErrorHandler<InetSocketAddress> errorHandler)

WireTransportLayerImpl(InetSocketAddress bindAddress, Environment env, ErrorHandler<InetSocketAddress> errorHandler, boolean enableServer)

WireTransportLayerImpl(InetSocketAddress bindAddress, Environment env, ErrorHandler<InetSocketAddress> errorHandler, boolean enableTCPServer, boolean enableUDPServer)

Method Summary

void	acceptMessages(boolean b) Toggle accepting incoming messages.
void	acceptSockets(boolean b) Toggle accepting new sockets.
void	addSocketCountListener(SocketCountListener<InetSocketAddress> listener)
void	addTransportLayerListener(TransportLayerListener<InetSocketAddress> listener)
void	broadcastChannelClosed(InetSocketAddress addr, Map<String,Object> options)
void	broadcastChannelOpened(InetSocketAddress addr, Map<String,Object> options, boolean outgoing)
void	destroy()
InetSocketAddress	getLocalIdentifier() Notification methods
protected Iterable<SocketCountListener<InetSocketAddress>>	getSlisteners()
protected Iterable<TransportLayerListener<InetSocketAddress>>	getTLlisteners()
protected void	incomingSocket(P2PSocket<InetSocketAddress> sm)
boolean	isDestroyed()
protected void	messageReceived(InetSocketAddress address, ByteBuffer buffer, Map<String,Object> options)
SocketRequestHandle<InetSocketAddress>	openSocket(InetSocketAddress destination, SocketCallback<InetSocketAddress> deliverSocketToMe, Map<String,Object> options) Open a socket to the Identifier
void	removeSocketCountListener(SocketCountListener<InetSocketAddress> listener)
void	removeTransportLayerListener(TransportLayerListener<InetSocketAddress> listener)
MessageRequestHandle<InetSocketAddress,ByteBuffer>	sendMessage(InetSocketAddress destination, ByteBuffer m, MessageCallback<InetSocketAddress,ByteBuffer> deliverAckToMe, Map<String,Object> options) Send the message to the identifier
void	setCallback(TransportLayerCallback<InetSocketAddress,ByteBuffer> callback) Set the callback for incoming sockets/messages
void	setErrorHandler(ErrorHandler<InetSocketAddress> handler) To be notified of problems not related to an outgoing messaage/socket.

Methods inherited from class java.lang.Object

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

Field Detail

bindAddress

protected InetSocketAddress bindAddress

udp

protected UDPLayer udp

tcp

protected TCPLayer tcp

logger

protected Logger logger

environment

protected Environment environment

errorHandler

protected ErrorHandler<InetSocketAddress> errorHandler

forceBindAddress

public boolean forceBindAddress

true for modelnet, who needs to set the bind address even on outgoing sockets

Constructor Detail

WireTransportLayerImpl

public WireTransportLayerImpl(InetSocketAddress bindAddress,
                              Environment env,
                              ErrorHandler<InetSocketAddress> errorHandler)
                       throws IOException

Parameters:

bindAddress - the address to bind to, if it fails, it will throw an exception

env - will acquire the SelectorManager from the env

Throws:

IOException

WireTransportLayerImpl

public WireTransportLayerImpl(InetSocketAddress bindAddress,
                              Environment env,
                              ErrorHandler<InetSocketAddress> errorHandler,
                              boolean enableServer)
                       throws IOException

Throws:

IOException

WireTransportLayerImpl

public WireTransportLayerImpl(InetSocketAddress bindAddress,
                              Environment env,
                              ErrorHandler<InetSocketAddress> errorHandler,
                              boolean enableTCPServer,
                              boolean enableUDPServer)
                       throws IOException

Throws:

IOException

Method Detail

setCallback

public void setCallback(TransportLayerCallback<InetSocketAddress,ByteBuffer> callback)

Description copied from interface: TransportLayer

Set the callback for incoming sockets/messages

Specified by:

setCallback in interface TransportLayer<InetSocketAddress,ByteBuffer>

Parameters:

callback - the callback for incoming sockets/messages

openSocket

public SocketRequestHandle<InetSocketAddress> openSocket(InetSocketAddress destination,
                                                         SocketCallback<InetSocketAddress> deliverSocketToMe,
                                                         Map<String,Object> options)

Description copied from interface: TransportLayer

Open a socket to the Identifier

Specified by:

openSocket in interface TransportLayer<InetSocketAddress,ByteBuffer>

Parameters:

destination - who to open the socket to

deliverSocketToMe - the callback when the socket is opened

options - options on how to open the socket (don't source route, encrypt etc) (may not be respected if layer cannot provide service)

Returns:

an object to cancel opening the socket if it takes to long, or is no longer relevant

sendMessage

public MessageRequestHandle<InetSocketAddress,ByteBuffer> sendMessage(InetSocketAddress destination,
                                                                      ByteBuffer m,
                                                                      MessageCallback<InetSocketAddress,ByteBuffer> deliverAckToMe,
                                                                      Map<String,Object> options)

Description copied from interface: TransportLayer

Send the message to the identifier

Specified by:

sendMessage in interface TransportLayer<InetSocketAddress,ByteBuffer>

Parameters:

destination - the destination

m - the message

deliverAckToMe - layer dependent notification when the message is sent (can indicate placed on the wire, point-to-point acknowledgment, or end-to-end acknowledgement)

options - delivery options (don't source route, encrypt etc) (may not be respected if layer cannot provide service)

Returns:

ability to cancel the message if no longer relevant

getLocalIdentifier

public InetSocketAddress getLocalIdentifier()

Notification methods

Specified by:

getLocalIdentifier in interface TransportLayer<InetSocketAddress,ByteBuffer>

Parameters:

destination -

msg -

i -

data -

transport_type - WireTransportLayer.TRANSPORT_TYPE_DATAGRAM or WireTransportLayer.TRANSPORT_TYPE_GUARANTEED

Returns:

The local node.

destroy

public void destroy()

Specified by:

destroy in interface Destructable

isDestroyed

public boolean isDestroyed()

setErrorHandler

public void setErrorHandler(ErrorHandler<InetSocketAddress> handler)

Description copied from interface: TransportLayer

To be notified of problems not related to an outgoing messaage/socket. Or to be notified if a callback isn't provided.

Specified by:

setErrorHandler in interface TransportLayer<InetSocketAddress,ByteBuffer>

Parameters:

handler - to be notified of problems not related to a specific messaage/socket.

acceptMessages

public void acceptMessages(boolean b)

Description copied from interface: TransportLayer

Toggle accepting incoming messages. Useful in flow control if overwhelmed by incoming sockets. Default: true

Specified by:

acceptMessages in interface TransportLayer<InetSocketAddress,ByteBuffer>

acceptSockets

public void acceptSockets(boolean b)

Description copied from interface: TransportLayer

Toggle accepting new sockets. Useful in flow control if overwhelmed by incoming sockets. Default: true

Specified by:

acceptSockets in interface TransportLayer<InetSocketAddress,ByteBuffer>

messageReceived

protected void messageReceived(InetSocketAddress address,
                               ByteBuffer buffer,
                               Map<String,Object> options)
                        throws IOException

Throws:

IOException

incomingSocket

protected void incomingSocket(P2PSocket<InetSocketAddress> sm)
                       throws IOException

Throws:

IOException

addTransportLayerListener

public void addTransportLayerListener(TransportLayerListener<InetSocketAddress> listener)

removeTransportLayerListener

public void removeTransportLayerListener(TransportLayerListener<InetSocketAddress> listener)

getTLlisteners

protected Iterable<TransportLayerListener<InetSocketAddress>> getTLlisteners()

addSocketCountListener

public void addSocketCountListener(SocketCountListener<InetSocketAddress> listener)

Specified by:

addSocketCountListener in interface SocketOpeningTransportLayer<InetSocketAddress>

removeSocketCountListener

public void removeSocketCountListener(SocketCountListener<InetSocketAddress> listener)

Specified by:

removeSocketCountListener in interface SocketOpeningTransportLayer<InetSocketAddress>

getSlisteners

protected Iterable<SocketCountListener<InetSocketAddress>> getSlisteners()

broadcastChannelOpened

public void broadcastChannelOpened(InetSocketAddress addr,
                                   Map<String,Object> options,
                                   boolean outgoing)

broadcastChannelClosed

public void broadcastChannelClosed(InetSocketAddress addr,
                                   Map<String,Object> options)