org.onosproject.isis.controller.impl

Class IsisChannelHandler

java.lang.Object

org.jboss.netty.channel.SimpleChannelHandler

org.jboss.netty.handler.timeout.IdleStateAwareChannelHandler

org.onosproject.isis.controller.impl.IsisChannelHandler

All Implemented Interfaces:

org.jboss.netty.channel.ChannelDownstreamHandler, org.jboss.netty.channel.ChannelHandler, org.jboss.netty.channel.ChannelUpstreamHandler

public class IsisChannelHandler
extends org.jboss.netty.handler.timeout.IdleStateAwareChannelHandler

Channel handler deals with the ISIS channel connection. Also it dispatches messages to the appropriate handlers for processing.

Nested Class Summary

Nested classes/interfaces inherited from interface org.jboss.netty.channel.ChannelHandler

org.jboss.netty.channel.ChannelHandler.Sharable

Constructor Summary

Constructors

Constructor and Description
IsisChannelHandler(Controller controller, List<org.onosproject.isis.controller.IsisProcess> processes) Creates an instance of ISIS channel handler.

Method Summary

Modifier and Type	Method and Description
void	channelConnected(org.jboss.netty.channel.ChannelHandlerContext ctx, org.jboss.netty.channel.ChannelStateEvent evt)
void	channelDisconnected(org.jboss.netty.channel.ChannelHandlerContext ctx, org.jboss.netty.channel.ChannelStateEvent evt)
void	exceptionCaught(org.jboss.netty.channel.ChannelHandlerContext ctx, org.jboss.netty.channel.ExceptionEvent e)
void	initializeInterfaceIpList() Initializes the interface with all interface ip details.
void	initializeInterfaceMap() Initializes the interface map with interface details.
void	messageReceived(org.jboss.netty.channel.ChannelHandlerContext ctx, org.jboss.netty.channel.MessageEvent e)
void	processIsisMessage(org.onosproject.isis.controller.IsisMessage isisMessage, org.jboss.netty.channel.ChannelHandlerContext ctx) When an ISIS message received it is handed over to this method.
void	sentConfigPacket(byte[] configPacket) Sends the interface configuration packet to server.
void	startHelloSender() Starts the hello timer which sends hello packet every configured seconds.
void	stopHelloSender() Stops the hello timer.
void	updateInterfaceMap(List<org.onosproject.isis.controller.IsisProcess> isisProcesses) Updates the interface map with interface details.

Methods inherited from class org.jboss.netty.handler.timeout.IdleStateAwareChannelHandler

channelIdle, handleUpstream

Methods inherited from class org.jboss.netty.channel.SimpleChannelHandler

bindRequested, channelBound, channelClosed, channelInterestChanged, channelOpen, channelUnbound, childChannelClosed, childChannelOpen, closeRequested, connectRequested, disconnectRequested, handleDownstream, setInterestOpsRequested, unbindRequested, writeComplete, writeRequested

Methods inherited from class java.lang.Object

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

Constructor Detail

IsisChannelHandler

public IsisChannelHandler(Controller controller,
                          List<org.onosproject.isis.controller.IsisProcess> processes)

Creates an instance of ISIS channel handler.

Parameters:

controller - controller instance

processes - list of configured processes

Method Detail

initializeInterfaceMap

public void initializeInterfaceMap()

Initializes the interface map with interface details.

updateInterfaceMap

public void updateInterfaceMap(List<org.onosproject.isis.controller.IsisProcess> isisProcesses)

Updates the interface map with interface details.

Parameters:

isisProcesses - updated process instances

initializeInterfaceIpList

public void initializeInterfaceIpList()

Initializes the interface with all interface ip details.

channelConnected

public void channelConnected(org.jboss.netty.channel.ChannelHandlerContext ctx,
                             org.jboss.netty.channel.ChannelStateEvent evt)
                      throws Exception

Overrides:

channelConnected in class org.jboss.netty.channel.SimpleChannelHandler

Throws:

Exception

channelDisconnected

public void channelDisconnected(org.jboss.netty.channel.ChannelHandlerContext ctx,
                                org.jboss.netty.channel.ChannelStateEvent evt)

Overrides:

channelDisconnected in class org.jboss.netty.channel.SimpleChannelHandler

exceptionCaught

public void exceptionCaught(org.jboss.netty.channel.ChannelHandlerContext ctx,
                            org.jboss.netty.channel.ExceptionEvent e)
                     throws Exception

Overrides:

exceptionCaught in class org.jboss.netty.channel.SimpleChannelHandler

Throws:

Exception

messageReceived

public void messageReceived(org.jboss.netty.channel.ChannelHandlerContext ctx,
                            org.jboss.netty.channel.MessageEvent e)
                     throws Exception

Overrides:

messageReceived in class org.jboss.netty.channel.SimpleChannelHandler

Throws:

Exception

processIsisMessage

public void processIsisMessage(org.onosproject.isis.controller.IsisMessage isisMessage,
                               org.jboss.netty.channel.ChannelHandlerContext ctx)
                        throws Exception

When an ISIS message received it is handed over to this method. Based on the type of the ISIS message received it will be handed over to corresponding message handler methods.

Parameters:

isisMessage - received ISIS message

ctx - channel handler context instance.

Throws:

Exception - might throws exception

startHelloSender

public void startHelloSender()

Starts the hello timer which sends hello packet every configured seconds.

stopHelloSender

public void stopHelloSender()

Stops the hello timer.

sentConfigPacket

public void sentConfigPacket(byte[] configPacket)

Sends the interface configuration packet to server.

Parameters:

configPacket - interface configuration