org.springframework.statemachine.recipes.tasks

Interface TasksHandler.TasksListener

All Known Implementing Classes:

TasksHandler.TasksListenerAdapter

Enclosing class:

TasksHandler

public static interface TasksHandler.TasksListener

TasksListener is a generic interface listening tasks execution events. Methods in this interface will be called in a tasks execution position where user most likely will want to get notified.

Method Summary

Modifier and Type	Method and Description
void	onTaskFailed(java.lang.Object id, java.lang.Exception exception) Called when task execution result an error of any kind.
void	onTaskPostExecute(java.lang.Object id) Called after tasks has been executed regardless if task execution succeeded or not.
void	onTaskPreExecute(java.lang.Object id) Called before tasks is about to be executed.
void	onTasksAutomaticFix(TasksHandler handler, StateContext<java.lang.String,java.lang.String> context) Called when tasks execution resulted an error and AUTOMATIC state is entered.
void	onTasksContinue() Called when some of a tasks in DAGs failed to execute and tasks execution in going to continue.
void	onTasksError() Called when after an execution of full DAGs if some of the tasks executed with an error.
void	onTasksStarted() Called when all DAGs have either never executed or previous execution was fully successful.
void	onTasksSuccess() Called when all tasks has been executed successfully.
void	onTaskSuccess(java.lang.Object id) Called when task execution result without errors.

Method Detail

onTasksStarted

void onTasksStarted()

Called when all DAGs have either never executed or previous execution was fully successful.

onTasksContinue

void onTasksContinue()

Called when some of a tasks in DAGs failed to execute and tasks execution in going to continue.

onTaskPreExecute

void onTaskPreExecute(java.lang.Object id)

Called before tasks is about to be executed.

Parameters:

id - the task id

onTaskPostExecute

void onTaskPostExecute(java.lang.Object id)

Called after tasks has been executed regardless if task execution succeeded or not.

Parameters:

id - the task id

onTaskFailed

void onTaskFailed(java.lang.Object id,
                  java.lang.Exception exception)

Called when task execution result an error of any kind.

Parameters:

id - the task id

exception - the exception

onTaskSuccess

void onTaskSuccess(java.lang.Object id)

Called when task execution result without errors.

Parameters:

id - the task id

onTasksSuccess

void onTasksSuccess()

Called when all tasks has been executed successfully.

onTasksError

void onTasksError()

Called when after an execution of full DAGs if some of the tasks executed with an error.

onTasksAutomaticFix

void onTasksAutomaticFix(TasksHandler handler,
                         StateContext<java.lang.String,java.lang.String> context)

Called when tasks execution resulted an error and AUTOMATIC state is entered. This is a moment where extended state variables can be modified to allow continue into a READY state.

Parameters:

handler - the tasks handler

context - the state context