com.whitestein.lsps.stdlib.task

Class Execute

java.lang.Object

com.whitestein.lsps.stdlib.task.Execute

All Implemented Interfaces:

ExecutableTask

public class Execute
extends Object
implements ExecutableTask

Implementation of the execute task

Author:

bhl

Nested Class Summary

Nested classes/interfaces inherited from interface com.whitestein.lsps.engine.ExecutableTask

ExecutableTask.Result

Constructor Summary

Constructors

Constructor and Description
Execute()

Method Summary

Modifier and Type	Method and Description
ExecutableTask.Result	processInput(TaskContext context, Object input) The method for processing the model instance input.
void	setup(ModelProvider modelProvider, ProcessingType processingType, ProcessInterpreterContext pic) Setup task.
ExecutableTask.Result	start(TaskContext context) An initial method that is called when the task execution starts.
void	terminate(TaskContext context, TerminationReason reason) Called when this task is to be terminated.

Methods inherited from class java.lang.Object

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

Constructor Detail

Execute

public Execute()

Method Detail

setup

public void setup(ModelProvider modelProvider,
                  ProcessingType processingType,
                  ProcessInterpreterContext pic)

Setup task.

Parameters:

modelProvider -

processingType -

pic -

start

public ExecutableTask.Result start(TaskContext context)
                            throws ErrorException

Description copied from interface: ExecutableTask

An initial method that is called when the task execution starts.

Specified by:

start in interface ExecutableTask

Returns:

result of execution, must not be null

Throws:

ErrorException - the BPMN error

processInput

public ExecutableTask.Result processInput(TaskContext context,
                                          Object input)
                                   throws ErrorException

Description copied from interface: ExecutableTask

The method for processing the model instance input.

This method is invoked when a previous call to either start method or processInput method returned WAITING_FOR_INPUT and a new input is to be process by the model instance.

Specified by:

processInput in interface ExecutableTask

Returns:

result of execution, must not be null

Throws:

ErrorException - the BPMN error

terminate

public void terminate(TaskContext context,
                      TerminationReason reason)
               throws ErrorException

Description copied from interface: ExecutableTask

Called when this task is to be terminated. This method is called also in case of normal task completion.

Specified by:

terminate in interface ExecutableTask

Throws:

ErrorException - the BPMN error

See Also:

ErrorException