org.globus.cog.abstraction.impl.file
Class CachingDelegatedFileOperationHandler

java.lang.Object
  org.globus.cog.abstraction.impl.file.TaskHandlerImpl
      org.globus.cog.abstraction.impl.file.CachingDelegatedFileOperationHandler

All Implemented Interfaces:

StatusListener, TaskHandler

public class CachingDelegatedFileOperationHandler

extends TaskHandlerImpl

Field Summary

Fields inherited from interface org.globus.cog.abstraction.interfaces.TaskHandler

EXECUTION, FILE_OPERATION, FILE_TRANSFER, GENERIC

Constructor Summary

CachingDelegatedFileOperationHandler()

Method Summary

protected Object	execute(FileResource fileResource, FileOperationSpecification spec) execute the command on the file resource.
protected FileResource	getResource()
protected FileResource	getResource(Service service)
protected void	setTaskStatus(Task task, int statusCode, Exception exception, String message)
void	stopResources()
void	submit(Task task) submit the task for execution.

Methods inherited from class org.globus.cog.abstraction.impl.file.TaskHandlerImpl

addValidCommands, cancel, getActiveTasks, getAllTasks, getCanceledTasks, getCompletedTasks, getFailedTasks, getResumedTasks, getSuspendedTasks, getType, isValidSpecification, remove, resume, setType, statusChanged, submit, suspend

Methods inherited from class java.lang.Object

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

Constructor Detail

CachingDelegatedFileOperationHandler

public CachingDelegatedFileOperationHandler()

Method Detail

submit

public void submit(Task task)
            throws IllegalSpecException,
                   InvalidSecurityContextException,
                   InvalidServiceContactException,
                   TaskSubmissionException

Description copied from class: TaskHandlerImpl

submit the task for execution. Synchronized because additions and deletions are made to the same data resource

Specified by:

submit in interface TaskHandler

Overrides:

submit in class TaskHandlerImpl

Throws:

IllegalSpecException

InvalidSecurityContextException

InvalidServiceContactException

TaskSubmissionException

setTaskStatus

protected void setTaskStatus(Task task,
                             int statusCode,
                             Exception exception,
                             String message)

getResource

protected FileResource getResource(Service service)
                            throws InvalidProviderException,
                                   ProviderMethodException,
                                   IllegalHostException,
                                   InvalidSecurityContextException,
                                   GeneralException

Throws:

InvalidProviderException

ProviderMethodException

IllegalHostException

InvalidSecurityContextException

GeneralException

stopResources

public void stopResources()

execute

protected Object execute(FileResource fileResource,
                         FileOperationSpecification spec)
                  throws DirectoryNotFoundException,
                         FileNotFoundException,
                         GeneralException

Description copied from class: TaskHandlerImpl

execute the command on the file resource. Called from submit(Task, FileResource)

Overrides:

execute in class TaskHandlerImpl

Throws:

FileNotFoundException

GeneralException

DirectoryNotFoundException

getResource

protected FileResource getResource()

Overrides:

getResource in class TaskHandlerImpl