jadex.bridge.service.types.dht

Interface IRingNodeService

All Superinterfaces:

IRingApplicationService

All Known Subinterfaces:

IRingNodeDebugService

public interface IRingNodeService
extends IRingApplicationService

Service that provides functionality for a ring-structured overlay network.

Nested Class Summary

Nested classes/interfaces inherited from interface jadex.bridge.service.types.dht.IRingApplicationService

IRingApplicationService.State

Field Summary

Fields inherited from interface jadex.bridge.service.types.dht.IRingApplicationService

TIMEOUT

Method Summary

Modifier and Type	Method and Description
IFuture<IFinger>	getClosestPrecedingFinger(IID id) Return the finger that preceeds the given ID and is closest to it in the local finger table.
IFuture<java.util.List<IFinger>>	getFingers() Returns a List of all fingers.
java.lang.String	getOverlayId() Returns the overlay id this node operates in.
IFuture<IFinger>	getPredecessor() Return the predecessor of this node.
IFuture<java.lang.Void>	notify(IFinger ringNode) Notifies this node about a possible new predecessor.
IFuture<java.lang.Void>	notifyBad(IFinger x) Notifies this node about a possible new predecessor.
IFuture<java.lang.Void>	setPredecessor(IFinger predecessor) Set the predecessor of this node.

Methods inherited from interface jadex.bridge.service.types.dht.IRingApplicationService

findSuccessor, getId, getState, getSuccessor, isInitialized, setInitialized, subscribeForEvents

Method Detail

getClosestPrecedingFinger

IFuture<IFinger> getClosestPrecedingFinger(IID id)

Return the finger that preceeds the given ID and is closest to it in the local finger table.

Parameters:

key - the ID

Returns:

IFinger The finger that is closest preceeding the given key.

getPredecessor

IFuture<IFinger> getPredecessor()

Return the predecessor of this node.

Specified by:

getPredecessor in interface IRingApplicationService

Returns:

finger entry of the predecessor.

setPredecessor

IFuture<java.lang.Void> setPredecessor(IFinger predecessor)

Set the predecessor of this node.

Parameters:

predecessor - Finger entry of the new predecessor.

notify

IFuture<java.lang.Void> notify(IFinger ringNode)

Notifies this node about a possible new predecessor.

Parameters:

nDash - possible new predecessor

notifyBad

IFuture<java.lang.Void> notifyBad(IFinger x)

Notifies this node about a possible new predecessor.

Parameters:

nDash - possible new predecessor

getFingers

IFuture<java.util.List<IFinger>> getFingers()

Returns a List of all fingers.

getOverlayId

java.lang.String getOverlayId()

Returns the overlay id this node operates in.

Returns:

String