org.gridgain.grid.kernal.processors.clock

Class GridClockDeltaSnapshot

java.lang.Object

org.gridgain.grid.kernal.processors.clock.GridClockDeltaSnapshot

public class GridClockDeltaSnapshot
extends Object

Snapshot of time deltas for given topology.

Constructor Summary

Constructors

Constructor and Description
GridClockDeltaSnapshot(GridClockDeltaVersion ver, Map<UUID,Long> deltas)
GridClockDeltaSnapshot(GridClockDeltaVersion ver, UUID locNodeId, GridDiscoveryTopologySnapshot discoSnap, int avgSize)

Method Summary

Methods

Modifier and Type	Method and Description
void	awaitReady(long timeout) Awaits either until snapshot is ready or timeout elapses.
Map<UUID,Long>	deltas()
boolean	onDeltaReceived(UUID nodeId, long timeDelta) Callback invoked when time delta is received from remote node.
void	onNodeLeft(UUID nodeId) Callback invoked when node left.
Collection<UUID>	pendingNodeIds()
boolean	ready()
String	toString()
GridClockDeltaVersion	version()

Methods inherited from class java.lang.Object

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

Constructor Detail

GridClockDeltaSnapshot

public GridClockDeltaSnapshot(GridClockDeltaVersion ver,
                      UUID locNodeId,
                      GridDiscoveryTopologySnapshot discoSnap,
                      int avgSize)

Parameters:

ver - Snapshot version.

locNodeId - Local node ID.

discoSnap - Discovery snapshot.

avgSize - Average size.

GridClockDeltaSnapshot

public GridClockDeltaSnapshot(GridClockDeltaVersion ver,
                      Map<UUID,Long> deltas)

Parameters:

ver - Snapshot version.

deltas - Deltas map.

Method Detail

version

public GridClockDeltaVersion version()

Returns:

Version.

deltas

public Map<UUID,Long> deltas()

Returns:

Map of collected deltas.

awaitReady

public void awaitReady(long timeout)
                throws GridInterruptedException

Awaits either until snapshot is ready or timeout elapses.

Parameters:

timeout - Timeout to wait.

Throws:

GridInterruptedException - If wait was interrupted.

onDeltaReceived

public boolean onDeltaReceived(UUID nodeId,
                      long timeDelta)

Callback invoked when time delta is received from remote node.

Parameters:

nodeId - Node ID.

timeDelta - Calculated time delta.

Returns:

True if more samples needed from that node.

onNodeLeft

public void onNodeLeft(UUID nodeId)

Callback invoked when node left.

Parameters:

nodeId - Left node ID.

ready

public boolean ready()

Returns:

True if snapshot is ready.

pendingNodeIds

public Collection<UUID> pendingNodeIds()

Returns:

Collection of node IDs for which response was not received so far.

toString

public String toString()

Overrides:

toString in class Object