Package org.guvnor.ala.pipeline.execution.impl

Class PipelineExecutorTaskManagerImpl

java.lang.Object

org.guvnor.ala.pipeline.execution.impl.PipelineExecutorTaskManagerImpl

All Implemented Interfaces:

PipelineExecutorTaskManager

@ApplicationScoped
public class PipelineExecutorTaskManagerImpl
extends Object
implements PipelineExecutorTaskManager

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	PipelineExecutorTaskManagerImpl.TaskEntry

Nested classes/interfaces inherited from interface org.guvnor.ala.pipeline.execution.PipelineExecutorTaskManager

PipelineExecutorTaskManager.ExecutionMode

Field Summary

Fields

Modifier and Type	Field	Description
protected Map<String,PipelineExecutorTaskManagerImpl.TaskEntry>	currentTasks
protected static int	DEFAULT_THREAD_POOL_SIZE
protected ExecutorService	executor
protected List<PipelineEventListener>	externalListeners
protected Map<String,Future<?>>	futureTaskMap
protected PipelineEventListener	localListener
protected PipelineExecutor	pipelineExecutor
protected PipelineExecutorRegistry	pipelineExecutorRegistry
protected PipelineRegistry	pipelineRegistry
protected PipelineExecutorTaskManagerImplHelper	taskManagerHelper
protected static String	THREAD_POOL_SIZE_PROPERTY_NAME

Constructor Summary

Constructors

Constructor	Description
PipelineExecutorTaskManagerImpl()
PipelineExecutorTaskManagerImpl(PipelineRegistry pipelineRegistry, javax.enterprise.inject.Instance<ConfigExecutor> configExecutorInstance, javax.enterprise.inject.Instance<PipelineEventListener> pipelineEventListenerInstance, PipelineExecutorRegistry pipelineExecutorRegistry)

Method Summary

Modifier and Type	Method	Description
void	delete(String taskId)	Deletes a pipeline executor task that is in FINISHED, STOPPED or ERROR status.
protected void	destroy()
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.
protected void	init()
void	stop(String taskId)	Stops a pipeline executor task that was launched in ASYNCHRONOUS mode that is in RUNNING or SCHEDULED status.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_THREAD_POOL_SIZE

protected static final int DEFAULT_THREAD_POOL_SIZE

See Also:

Constant Field Values

THREAD_POOL_SIZE_PROPERTY_NAME

protected static final String THREAD_POOL_SIZE_PROPERTY_NAME

See Also:

Constant Field Values

executor

protected ExecutorService executor

externalListeners

protected List<PipelineEventListener> externalListeners

pipelineExecutor

protected PipelineExecutor pipelineExecutor

currentTasks

protected final Map<String,PipelineExecutorTaskManagerImpl.TaskEntry> currentTasks

futureTaskMap

protected Map<String,Future<?>> futureTaskMap

pipelineExecutorRegistry

protected PipelineExecutorRegistry pipelineExecutorRegistry

pipelineRegistry

protected PipelineRegistry pipelineRegistry

localListener

protected PipelineEventListener localListener

taskManagerHelper

protected PipelineExecutorTaskManagerImplHelper taskManagerHelper

Constructor Detail

PipelineExecutorTaskManagerImpl

public PipelineExecutorTaskManagerImpl()

PipelineExecutorTaskManagerImpl

@Inject
public PipelineExecutorTaskManagerImpl(PipelineRegistry pipelineRegistry,
                                       javax.enterprise.inject.Instance<ConfigExecutor> configExecutorInstance,
                                       javax.enterprise.inject.Instance<PipelineEventListener> pipelineEventListenerInstance,
                                       PipelineExecutorRegistry pipelineExecutorRegistry)

Method Detail

init

@PostConstruct
protected void init()

destroy

@PreDestroy
protected void destroy()

execute

public String execute(PipelineExecutorTaskDef taskDef,
                      PipelineExecutorTaskManager.ExecutionMode executionMode)

Description copied from interface: PipelineExecutorTaskManager

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

Specified by:

execute in interface PipelineExecutorTaskManager

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

stop

public void stop(String taskId)
          throws PipelineExecutorException

Description copied from interface: PipelineExecutorTaskManager

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

Specified by:

stop in interface PipelineExecutorTaskManager

Parameters:

taskId - the id of the task to stop.

Throws:

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

destroy

public void destroy(String taskId)
             throws PipelineExecutorException

Description copied from interface: PipelineExecutorTaskManager

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.

Specified by:

destroy in interface PipelineExecutorTaskManager

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.

delete

public void delete(String taskId)
            throws PipelineExecutorException

Description copied from interface: PipelineExecutorTaskManager

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.

Specified by:

delete in interface PipelineExecutorTaskManager

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.