nl.utwente.ewi.hmi.taverna.scuflworkers.rshell
Class RshellConnectionManager

java.lang.Object
  org.embl.ebi.escience.scufl.enactor.WorkflowEventAdapter
      nl.utwente.ewi.hmi.taverna.scuflworkers.rshell.RshellConnectionManager

All Implemented Interfaces:

WorkflowEventListener

public class RshellConnectionManager
extends WorkflowEventAdapter

Class for managing connections with RServe Now, it is possible to persist a connection and to keep the session

Author:

Ingo Wassink

Field Summary

static RshellConnectionManager

INSTANCE

Method Summary

RshellConnection	createConnection(RshellConnectionSettings settings) Methos for creating a new r shell connection
void	releaseConnection(RshellConnection connection) Method for releasing the connection
void	releaseConnections() Method for removing all connections
void	workflowCompleted(WorkflowCompletionEvent e) Method which is called when a workflow is completed
void	workflowCreated(WorkflowCreationEvent e) Called when a workflow instance has been submitted along with associated input data to an enactor instance.

Methods inherited from class org.embl.ebi.escience.scufl.enactor.WorkflowEventAdapter

collectionConstructed, dataChanged, nestedWorkflowCompleted, nestedWorkflowCreated, nestedWorkflowFailed, processCompleted, processCompletedWithIteration, processFailed, workflowDestroyed, workflowFailed, workflowToBeDestroyed

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

INSTANCE

public static final RshellConnectionManager INSTANCE

Method Detail

workflowCreated

public void workflowCreated(WorkflowCreationEvent e)

Description copied from class: WorkflowEventAdapter

Called when a workflow instance has been submitted along with associated input data to an enactor instance. Methods on the WorkflowCreationEvent allow access to the underlying workflow instance, the user context and the enactor.

Specified by:

workflowCreated in interface WorkflowEventListener

Overrides:

workflowCreated in class WorkflowEventAdapter

workflowCompleted

public void workflowCompleted(WorkflowCompletionEvent e)

Method which is called when a workflow is completed

Specified by:

workflowCompleted in interface WorkflowEventListener

Overrides:

workflowCompleted in class WorkflowEventAdapter

createConnection

public RshellConnection createConnection(RshellConnectionSettings settings)
                                  throws org.rosuda.JRclient.RSrvException

Methos for creating a new r shell connection

Parameters:

settings - the connection settings

Returns:

the connection

Throws:

org.rosuda.JRclient.RSrvException

releaseConnection

public void releaseConnection(RshellConnection connection)

Method for releasing the connection

Parameters:

connection - the connection to be released

releaseConnections

public void releaseConnections()

Method for removing all connections