Package uk.ac.manchester.spinnaker.connections

Class EIEIOConnection

java.lang.Object

uk.ac.manchester.spinnaker.connections.UDPConnection<EIEIOMessage<? extends EIEIOHeader>>

uk.ac.manchester.spinnaker.connections.EIEIOConnection

All Implemented Interfaces:

Closeable, AutoCloseable, Connection

public class EIEIOConnection
extends UDPConnection<EIEIOMessage<? extends EIEIOHeader>>

A UDP connection for sending and receiving raw EIEIO messages.

Nested Class Summary

Nested classes/interfaces inherited from class uk.ac.manchester.spinnaker.connections.UDPConnection

UDPConnection.TrafficClass

Constructor Summary

Constructors

Constructor	Description
EIEIOConnection(InetAddress localHost, Integer localPort)	Create an EIEIO connection only available for listening.

Method Summary

Modifier and Type	Method	Description
protected EIEIOCommand	receiveCommand()	Receive a raw command.
EIEIOMessage<? extends EIEIOHeader>	receiveMessage(int timeout)	Receives a SpiNNaker message from this connection.
protected void	sendCommand(int command)	Send a raw command.
protected void	sendCommand(EIEIOCommand command)	Send a raw command.
protected void	sendCommand(EIEIOCommand command, InetAddress ipAddress, int port)	Send a raw command.
void	sendEIEIOMessage(EIEIOMessage<?> eieioMessage)	Sends an EIEIO message down this connection.
void	sendEIEIOMessageTo(EIEIOMessage<? extends EIEIOHeader> eieioMessage, InetAddress ipAddress, int port)	Send an EIEIO message to a specific destination.

Methods inherited from class uk.ac.manchester.spinnaker.connections.UDPConnection

close, doReceive, doReceiveWithAddress, doSend, doSendTo, getLocalAddress, getLocalIPAddress, getLocalPort, getRemoteAddress, getRemoteIPAddress, getRemotePort, isClosed, isConnected, receive, receive, receiveMessage, receiveWithAddress, send, send, sendPortTriggerMessage, sendTo, sendTo, sendTo, setReceivePacketSize, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface uk.ac.manchester.spinnaker.connections.model.Connection

convertTimeout

Constructor Details

EIEIOConnection

public EIEIOConnection(InetAddress localHost, Integer localPort) throws IOException

Create an EIEIO connection only available for listening.

Parameters:

localHost - The local IP address to bind to. If not specified, it defaults to binding to all interfaces, unless remoteHost is specified, in which case binding is done to the IP address that will be used to send packets.

localPort - The local port to bind to, 0 or between 1025 and 65535.

Throws:

IOException - If there is an error setting up the communication channel

Method Details

sendEIEIOMessage

public void sendEIEIOMessage(EIEIOMessage<?> eieioMessage) throws IOException

Sends an EIEIO message down this connection.

Parameters:

eieioMessage - The EIEIO message to be sent

Throws:

IOException - If there is an error sending the message

sendCommand

protected void sendCommand(int command) throws IOException

Send a raw command.

Parameters:

command - The command to send.

Throws:

IOException - If sending fails.

sendCommand

protected void sendCommand(EIEIOCommand command) throws IOException

Send a raw command.

Parameters:

command - The command to send.

Throws:

IOException - If sending fails.

sendCommand

protected void sendCommand(EIEIOCommand command, InetAddress ipAddress, int port) throws IOException

Send a raw command.

Parameters:

command - The command to send.

ipAddress - The host to send to.

port - The port to send to.

Throws:

IOException - If sending fails.

receiveCommand

protected EIEIOCommand receiveCommand() throws IOException, InterruptedException

Receive a raw command.

Returns:

the command ID

Throws:

IOException - If receiving fails.

InterruptedException - If communications are interrupted.

sendEIEIOMessageTo

public void sendEIEIOMessageTo(EIEIOMessage<? extends EIEIOHeader> eieioMessage, InetAddress ipAddress, int port) throws IOException

Send an EIEIO message to a specific destination.

Parameters:

eieioMessage - The message to send.

ipAddress - The host to send to.

port - The port to send to.

Throws:

IOException - If anything goes wrong in sending.

receiveMessage

public EIEIOMessage<? extends EIEIOHeader> receiveMessage(int timeout) throws IOException, InterruptedException

Description copied from class: UDPConnection

Receives a SpiNNaker message from this connection. Blocks until a message has been received, or a timeout occurs.

Specified by:

receiveMessage in class UDPConnection<EIEIOMessage<? extends EIEIOHeader>>

Parameters:

timeout - The time in seconds to wait for the message to arrive, or until the connection is closed.

Returns:

the received message

Throws:

IOException - If there is an error receiving the message

SocketTimeoutException - If there is a timeout during receiving

InterruptedException - If communications are interrupted.