org.globus.cog.abstraction.interfaces
Interface TaskGraphHandler

All Known Subinterfaces:

QueueHandler, SetHandler

All Known Implementing Classes:

QueueHandlerImpl, SetHandlerImpl, TaskGraphHandlerImpl

public interface TaskGraphHandler

The TaskGraph enables remote execution of constituent ExecutableObject s by maintaining the control dependencies between them.

Field Summary

static int	CASCADED_TASK_HANDLER
static int	NON_CASCADED_TASK_HANDLER

Method Summary

boolean	cancel(Identity identity)
Enumeration	getActiveNodes()
Enumeration	getCanceledNodes()
Enumeration	getCompletedNodes()
Enumeration	getFailedNodes()
TaskGraph	getGraph()
Enumeration	getSubmittedNodes()
Enumeration	getSuspendedNodes()
int	getTaskHandlerPolicy()
Enumeration	getUnsubmittedNodes()
boolean	resume(Identity identity)
void	setTaskHandlerPolicy(int policy)
void	submit(TaskGraph taskgraph)
boolean	suspend(Identity identity)

Field Detail

CASCADED_TASK_HANDLER

public static final int CASCADED_TASK_HANDLER

See Also:

Constant Field Values

NON_CASCADED_TASK_HANDLER

public static final int NON_CASCADED_TASK_HANDLER

See Also:

Constant Field Values

Method Detail

submit

public void submit(TaskGraph taskgraph)
            throws IllegalSpecException,
                   InvalidSecurityContextException,
                   InvalidServiceContactException,
                   TaskSubmissionException

Throws:

IllegalSpecException

InvalidSecurityContextException

InvalidServiceContactException

TaskSubmissionException

suspend

public boolean suspend(Identity identity)
                throws InvalidSecurityContextException,
                       TaskSubmissionException

Throws:

InvalidSecurityContextException

TaskSubmissionException

resume

public boolean resume(Identity identity)
               throws InvalidSecurityContextException,
                      TaskSubmissionException

Throws:

InvalidSecurityContextException

TaskSubmissionException

cancel

public boolean cancel(Identity identity)
               throws InvalidSecurityContextException,
                      TaskSubmissionException

Throws:

InvalidSecurityContextException

TaskSubmissionException

getGraph

public TaskGraph getGraph()

getUnsubmittedNodes

public Enumeration getUnsubmittedNodes()

getSubmittedNodes

public Enumeration getSubmittedNodes()

getActiveNodes

public Enumeration getActiveNodes()

getFailedNodes

public Enumeration getFailedNodes()

getCompletedNodes

public Enumeration getCompletedNodes()

getSuspendedNodes

public Enumeration getSuspendedNodes()

getCanceledNodes

public Enumeration getCanceledNodes()

setTaskHandlerPolicy

public void setTaskHandlerPolicy(int policy)

getTaskHandlerPolicy

public int getTaskHandlerPolicy()