org.astrogrid.applications.manager
Interface ExecutionController

All Known Implementing Classes:

DefaultExecutionController

public interface ExecutionController

Interface to a service that allows applications to be executed and controlled * @author Paul Harrison (pah@jb.man.ac.uk) 22-Mar-2004

Since:

iteration5

Version:

$Name: HEAD $

Method Summary

boolean	abort(java.lang.String executionId) abort execution of an application (not supported by all applications)
boolean	execute(java.lang.String executionId) starts asynchronous executoion of a application
java.lang.String	init(Tool tool, java.lang.String jobstepID) create a new application

Method Detail

init

public java.lang.String init(Tool tool,
                             java.lang.String jobstepID)
                      throws CeaException

create a new application

Parameters:

tool - provides application name, interface name, parameters

jobstepID - id assigned by client to this new execution

Returns:

id assigned by server to this new execution.

Throws:

CeaException

execute

public boolean execute(java.lang.String executionId)
                throws CeaException

starts asynchronous executoion of a application

Parameters:

executionId - the server-assigned id of a previously initialized application

Returns:

true if execution started successfully

Throws:

CeaException

abort

public boolean abort(java.lang.String executionId)
              throws CeaException

abort execution of an application (not supported by all applications)

Parameters:

executionId - the servier-assigned id of an application

Returns:

true if the application could be aborted

Throws:

CeaException