rice.pastry.direct
Class DirectPastryNode

java.lang.Object
  rice.pastry.PastryNode
      rice.pastry.direct.DirectPastryNode

All Implemented Interfaces:

MessageReceiver, Node

public class DirectPastryNode

extends PastryNode

Direct pastry node. Subclasses PastryNode, and does about nothing else.

Field Summary

Fields inherited from class rice.pastry.PastryNode

apps, localhandle, myNodeId

Constructor Summary

DirectPastryNode(NodeId id, NetworkSimulator sim)

Method Summary

void	doneNode(NodeHandle bootstrap)
void	initiateJoin(NodeHandle bootstrap) Sends an InitiateJoin message to itself.
void	nodeIsReady() Called from PastryNode after the join succeeds.
ScheduledMessage	scheduleMsg(Message msg, long delay) Schedule the specified message to be sent to the local node after a specified delay.
ScheduledMessage	scheduleMsg(Message msg, long delay, long period) Schedule the specified message for repeated fixed-delay delivery to the local node, beginning after the specified delay.
ScheduledMessage	scheduleMsgAtFixedRate(Message msg, long delay, long period) Schedule the specified message for repeated fixed-rate delivery to the local node, beginning after the specified delay.
void	setDirectElements()

Methods inherited from class rice.pastry.PastryNode

addLeafSetObserver, addRouteSetObserver, deleteLeafSetObserver, deleteRouteSetObserver, getId, getIdFactory, getLeafSet, getLocalHandle, getMessageDispatch, getNodeId, getRoutingTable, isClosest, isReady, receiveMessage, registerApp, registerApplication, registerReceiver, setElements, setMessageDispatch, setReady, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

DirectPastryNode

public DirectPastryNode(NodeId id,
                        NetworkSimulator sim)

Method Detail

setDirectElements

public void setDirectElements()

doneNode

public void doneNode(NodeHandle bootstrap)

initiateJoin

public final void initiateJoin(NodeHandle bootstrap)

Sends an InitiateJoin message to itself.

Specified by:

initiateJoin in class PastryNode

Parameters:

bootstrap - Node handle to bootstrap with.

nodeIsReady

public final void nodeIsReady()

Called from PastryNode after the join succeeds.

Specified by:

nodeIsReady in class PastryNode

scheduleMsg

public ScheduledMessage scheduleMsg(Message msg,
                                    long delay)

Schedule the specified message to be sent to the local node after a specified delay. Useful to provide timeouts.

Specified by:

scheduleMsg in class PastryNode

Parameters:

msg - a message that will be delivered to the local node after the specified delay

delay - time in milliseconds before message is to be delivered

Returns:

the scheduled event object; can be used to cancel the message

scheduleMsg

public ScheduledMessage scheduleMsg(Message msg,
                                    long delay,
                                    long period)

Schedule the specified message for repeated fixed-delay delivery to the local node, beginning after the specified delay. Subsequent executions take place at approximately regular intervals separated by the specified period. Useful to initiate periodic tasks.

Specified by:

scheduleMsg in class PastryNode

Parameters:

msg - a message that will be delivered to the local node after the specified delay

delay - time in milliseconds before message is to be delivered

period - time in milliseconds between successive message deliveries

Returns:

the scheduled event object; can be used to cancel the message

scheduleMsgAtFixedRate

public ScheduledMessage scheduleMsgAtFixedRate(Message msg,
                                               long delay,
                                               long period)

Schedule the specified message for repeated fixed-rate delivery to the local node, beginning after the specified delay. Subsequent executions take place at approximately regular intervals, separated by the specified period.

Specified by:

scheduleMsgAtFixedRate in class PastryNode

Parameters:

msg - a message that will be delivered to the local node after the specified delay

delay - time in milliseconds before message is to be delivered

period - time in milliseconds between successive message deliveries

Returns:

the scheduled event object; can be used to cancel the message