org.eclipse.smila.processing.worker
Class PipelineProcessorWorker

java.lang.Object
  org.eclipse.smila.processing.worker.ProcessingWorker
      org.eclipse.smila.processing.worker.PipelineProcessorWorker

All Implemented Interfaces:

Worker

public class PipelineProcessorWorker
extends ProcessingWorker

A worker that is able to execute a pipeline.

Field Summary

static int	DEFAULT_PIPELINERUN_BULKSIZE default number of parallel records to be processed in one go.
static java.lang.String	KEY_PIPELINE_NAME key for the pipeline's name.
static java.lang.String	KEY_PIPELINERUN_BULKSIZE key for the number of parallel records for one execution of the pipeline.
static java.lang.String	WORKER_NAME worker's name.

Fields inherited from class org.eclipse.smila.processing.worker.ProcessingWorker

_binStorageAvailable, _blackboardFactory, _log, INPUT_SLOT_NAME, KEY_KEEPATTACHMENTSINMEMORY, KEY_WRITEATTACHMENTSTOOUTPUT, OUTPUT_SLOT_NAME, s_noBinStorageAvailableLogged

Constructor Summary

PipelineProcessorWorker()

Method Summary

java.lang.String	getName()
boolean	perform(AnyMap parameters, RecordInput recordInput, RecordOutput recordOutput, TaskContext taskContext)
void	setProcessor(WorkflowProcessor processor) set workflow processor reference (used by DS).
void	unsetProcessor(WorkflowProcessor processor) remove workflow processor reference (used by DS).

Methods inherited from class org.eclipse.smila.processing.worker.ProcessingWorker

cleanupBlackboard, getBlackboard, perform, setBlackboardFactory, unsetBlackboardFactory, writeResultRecords

Methods inherited from class java.lang.Object

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

Field Detail

WORKER_NAME

public static final java.lang.String WORKER_NAME

worker's name.

See Also:

Constant Field Values

KEY_PIPELINE_NAME

public static final java.lang.String KEY_PIPELINE_NAME

key for the pipeline's name.

See Also:

Constant Field Values

KEY_PIPELINERUN_BULKSIZE

public static final java.lang.String KEY_PIPELINERUN_BULKSIZE

key for the number of parallel records for one execution of the pipeline.

See Also:

Constant Field Values

DEFAULT_PIPELINERUN_BULKSIZE

public static final int DEFAULT_PIPELINERUN_BULKSIZE

default number of parallel records to be processed in one go.

See Also:

Constant Field Values

Constructor Detail

PipelineProcessorWorker

public PipelineProcessorWorker()

Method Detail

getName

public java.lang.String getName()

Returns:

"pipelineProcessor"

perform

public boolean perform(AnyMap parameters,
                       RecordInput recordInput,
                       RecordOutput recordOutput,
                       TaskContext taskContext)
                throws java.lang.Exception

Specified by:

perform in class ProcessingWorker

Parameters:

parameters - task parameters, converted to an AnyMap

recordInput - input bulk

recordOutput - output bulk, can be null

taskContext - task context

Returns:

true if at least one record was processed successfully.

Throws:

java.lang.Exception - bulk could not be processed

setProcessor

public void setProcessor(WorkflowProcessor processor)

set workflow processor reference (used by DS).

unsetProcessor

public void unsetProcessor(WorkflowProcessor processor)

remove workflow processor reference (used by DS).