org.jppf.server
Interface JPPFDriverListener

All Superinterfaces:

EventListener

All Known Implementing Classes:

JPPFDriverStatsManager, JPPFDriverStatsUpdater

public interface JPPFDriverListener
extends EventListener

Instances of this class are used to collect statistics on the JPPF server.

Author:

Laurent Cohen

Method Summary

void	clientConnectionClosed() Called to notify that a new client has disconnected from he JPPF server.
void	newClientConnection() Called to notify that a new client is connected to he JPPF server.
void	newNodeConnection() Called to notify that a new node is connected to he JPPF server.
void	nodeConnectionClosed() Called to notify that a new node is connected to he JPPF server.
void	reset() Notification that a reset of this server's statistics has been requested.
void	taskExecuted(int count, long time, long remoteTime, long size) Called when a task execution has completed.
void	taskInQueue(int count) Called to notify that a task was added to the queue.
void	taskOutOfQueue(int count, long time) Called to notify that a task was removed from the queue.

Method Detail

newClientConnection

void newClientConnection()

Called to notify that a new client is connected to he JPPF server.

clientConnectionClosed

void clientConnectionClosed()

Called to notify that a new client has disconnected from he JPPF server.

newNodeConnection

void newNodeConnection()

Called to notify that a new node is connected to he JPPF server.

nodeConnectionClosed

void nodeConnectionClosed()

Called to notify that a new node is connected to he JPPF server.

taskInQueue

void taskInQueue(int count)

Called to notify that a task was added to the queue.

Parameters:

count - the number of tasks that have been added to the queue.

taskOutOfQueue

void taskOutOfQueue(int count,
                    long time)

Called to notify that a task was removed from the queue.

Parameters:

count - the number of tasks that have been removed from the queue.

time - the time the task remained in the queue.

taskExecuted

void taskExecuted(int count,
                  long time,
                  long remoteTime,
                  long size)

Called when a task execution has completed.

Parameters:

count - the number of tasks that have been executed.

time - the time it took to execute the task, including transport to and from the node.

remoteTime - the time it took to execute the in the node only.

size - the size in bytes of the bundle that was sent to the node.

reset

void reset()

Notification that a reset of this server's statistics has been requested.