routing
Class EpidemicRouter

java.lang.Object
  routing.MessageRouter
      routing.ActiveRouter
          routing.EpidemicRouter

public class EpidemicRouter
extends ActiveRouter

Epidemic message router with drop-oldest buffer and only single transferring connections at a time.

Field Summary

Fields inherited from class routing.ActiveRouter

RESPONSE_PREFIX, TTL_CHECK_INTERVAL

Fields inherited from class routing.MessageRouter

B_SIZE, DENIED_NO_SPACE, DENIED_OLD, MSG_TTL, msgTtl, RCV_OK, TRY_LATER_BUSY

Constructor Summary

protected	EpidemicRouter(EpidemicRouter r) Copyconstructor.
	EpidemicRouter(Settings s) Constructor.

Method Summary

EpidemicRouter	replicate() Creates a replicate of this router.
void	update() Checks out all sending connections to finalize the ready ones and abort those whose connection went down.

Methods inherited from class routing.ActiveRouter

addToSendingConnections, canStartTransfer, changedConnection, checkReceiving, createNewMessage, dropExpiredMessages, exchangeDeliverableMessages, getConnections, getMessagesForConnected, getOldestMessage, init, isSending, isTransferring, makeRoomForMessage, makeRoomForNewMessage, messageTransferred, receiveMessage, requestDeliverableMessages, shuffleMessages, startTransfer, transferAborted, transferDone, tryAllMessages, tryAllMessagesToAllConnections, tryAllMessagesToAllConnections, tryMessagesForConnected

Methods inherited from class routing.MessageRouter

addToMessages, deleteMessage, getBufferSize, getFreeBufferSize, getHost, getMessage, getMessageCollection, getNrofMessages, getRoutingInfo, hasMessage, isDeliveredMessage, messageAborted, putToIncomingBuffer, removeFromIncomingBuffer, sendMessage, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

EpidemicRouter

public EpidemicRouter(Settings s)

Constructor. Creates a new message router based on the settings in the given Settings object.

Parameters:

s - The settings object

EpidemicRouter

protected EpidemicRouter(EpidemicRouter r)

Copyconstructor.

Parameters:

r - The router prototype where setting values are copied from

Method Detail

update

public void update()

Description copied from class: ActiveRouter

Checks out all sending connections to finalize the ready ones and abort those whose connection went down. Also drops messages whose TTL <= 0 (checking every one simulated minute).

Overrides:

update in class ActiveRouter

See Also:

ActiveRouter.addToSendingConnections(Connection)

replicate

public EpidemicRouter replicate()

Description copied from class: MessageRouter

Creates a replicate of this router. The replicate has the same settings as this router but empty buffers and routing tables.

Specified by:

replicate in class MessageRouter

Returns:

The replicate