org.guvnor.ala.pipeline.execution

Interface PipelineExecutorTaskManager

All Known Implementing Classes:

PipelineExecutorTaskManagerImpl

public interface PipelineExecutorTaskManager

Task manager for executing pipeline tasks.

See Also:

PipelineExecutorTask

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	PipelineExecutorTaskManager.ExecutionMode

Method Summary

Modifier and Type	Method and Description
void	delete(String taskId) Deletes a pipeline executor task that is in FINISHED, STOPPED or ERROR status.
void	destroy(String taskId) Destroys a pipeline executor task that was launched in ASYNCHRONOUS independently of the execution status.
String	execute(PipelineExecutorTaskDef taskDef, PipelineExecutorTaskManager.ExecutionMode executionMode) Starts the execution of a task based on the taskDef provided as parameter.
void	stop(String taskId) Stops a pipeline executor task that was launched in ASYNCHRONOUS mode that is in RUNNING or SCHEDULED status.

Method Detail

execute

String execute(PipelineExecutorTaskDef taskDef,
               PipelineExecutorTaskManager.ExecutionMode executionMode)

Starts the execution of a task based on the taskDef provided as parameter.

Parameters:

taskDef - a task definition to be executed.

executionMode - indicates if the task should be executed in synchronous or asynchronous mode.

Returns:

returns uuid of the created task.

See Also:

PipelineExecutorTaskDef

destroy

void destroy(String taskId)
      throws PipelineExecutorException

Destroys a pipeline executor task that was launched in ASYNCHRONOUS independently of the execution status. All information related to the task is also removed from the PipelineExecutorRegistry.

Parameters:

taskId - the id of the task to be destroyed.

Throws:

PipelineExecutorException - throws exceptions when a task that fulfil the conditions couldn't be found.

stop

void stop(String taskId)
   throws PipelineExecutorException

Stops a pipeline executor task that was launched in ASYNCHRONOUS mode that is in RUNNING or SCHEDULED status.

Parameters:

taskId - the id of the task to stop.

Throws:

PipelineExecutorException - throws exceptions when a task that fulfil the conditions couldn't be found.

delete

void delete(String taskId)
     throws PipelineExecutorException

Deletes a pipeline executor task that is in FINISHED, STOPPED or ERROR status. All information related to the task is also removed from the PipelineExecutorRegistry.

Parameters:

taskId - the id of the task to be deleted.

Throws:

PipelineExecutorException - throws exceptions when a task that fulfil the conditions couldn't be found.