Package org.apache.hop.pipeline.transforms.javascript

Class ScriptValues

java.lang.Object

org.apache.hop.pipeline.transform.BaseTransform<ScriptValuesMeta,ScriptValuesData>

org.apache.hop.pipeline.transforms.javascript.ScriptValues

All Implemented Interfaces:

IExtensionData, IHasLogChannel, ILoggingObject, IVariables, IEngineComponent, ITransform

public class ScriptValues
extends BaseTransform<ScriptValuesMeta,ScriptValuesData>

Executes a JavaScript on the values in the input stream. Selected calculated values can then be put on the output stream.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	ABORT_PIPELINE	Excludes the current row from the output row set, and any remaining rows are not processed, but does not generate an error.
static final int	CONTINUE_PIPELINE	Includes the current row in the output row set.
static final int	ERROR_PIPELINE	Excludes the current row from the output row set, generates an error, and any remaining rows are not processed.
org.mozilla.javascript.Script	script
static final int	SKIP_PIPELINE	Excludes the current row from the output row set and continues processing on the next row.

Fields inherited from class org.apache.hop.pipeline.transform.BaseTransform

data, deadLockCounter, executionEndDate, executionStartDate, extensionDataMap, first, firstRowReadDate, initStartDate, lastRowWrittenDate, log, meta, metadataProvider, rowListeners, safeStopped, terminator, terminatorRows, variables

Constructor Summary

Constructors

Constructor	Description
ScriptValues(TransformMeta transformMeta, ScriptValuesMeta meta, ScriptValuesData data, int copyNr, PipelineMeta pipelineMeta, Pipeline pipeline)

Method Summary

Modifier and Type	Method	Description
void	dispose()
IRowMeta	getOutputRowMeta()
Object	getValueFromJScript(Object result, int i)
boolean	init()
boolean	processRow()

Methods inherited from class org.apache.hop.pipeline.transform.BaseTransform

addResultFile, addRowListener, addRowSetToInputRowSets, addRowSetToOutputRowSets, addTransformFinishedListener, addTransformStartedListener, batchComplete, canProcessOneRow, checkFeedback, cleanup, clearInputRowSets, clearOutputRowSets, closeQuietly, copyFrom, decrementLinesRead, decrementLinesWritten, dispatch, findInputRowSet, findInputRowSet, findOutputRowSet, findOutputRowSet, finishBundle, getContainerId, getCopy, getCopyNr, getCurrentInputRowSetNr, getCurrentOutputRowSetNr, getData, getDispatcher, getErrorRowMeta, getErrors, getExecutionDuration, getExecutionEndDate, getExecutionStartDate, getExtensionDataMap, getFilename, getFirstInputRowSet, getFirstRowReadDate, getInitStartDate, getInputBufferSize, getInputRowMeta, getInputRowSets, getLastRowWrittenDate, getLinesInput, getLinesOutput, getLinesRead, getLinesRejected, getLinesSkipped, getLinesUpdated, getLinesWritten, getLogChannel, getLogChannelId, getLogLevel, getLogText, getMeta, getMetadataProvider, getName, getObjectCopy, getObjectName, getObjectType, getOutputBufferSize, getOutputRowSets, getParent, getParentVariables, getPartitionId, getPartitionTargets, getPipeline, getPipelineMeta, getPreviewRowMeta, getProcessed, getRegistrationDate, getRepartitioning, getResultFiles, getRow, getRowFrom, getRowHandler, getRowListeners, getStatus, getStatusDescription, getTransformFinishedListeners, getTransformMeta, getTransformName, getTransformPluginId, getTransformStartedListeners, getVariable, getVariable, getVariableBoolean, getVariableNames, handleGetRowFrom, handlePutError, handlePutRowTo, identifyErrorOutput, incrementLinesInput, incrementLinesOutput, incrementLinesRead, incrementLinesRejected, incrementLinesSkipped, incrementLinesUpdated, incrementLinesWritten, initBeforeStart, initializeFrom, isAllowEmptyFieldNamesAndTypes, isBasic, isDebug, isDetailed, isDistributed, isForcingSeparateLogging, isGatheringMetrics, isInitialising, isMapping, isPartitioned, isPaused, isRowLevel, isRunning, isSafeStopped, isSelected, isStopped, logBasic, logBasic, logDebug, logDebug, logDetailed, logDetailed, logError, logError, logError, logMinimal, logMinimal, logRowlevel, logRowlevel, logSummary, markStart, markStop, outputIsDone, pauseRunning, putError, putRow, putRowTo, removeRowListener, resolve, resolve, resolve, resumeRunning, rowsetInputSize, rowsetOutputSize, safeModeChecking, safeModeChecking, setAllowEmptyFieldNamesAndTypes, setCarteObjectId, setCopy, setCopyNr, setCurrentInputRowSetNr, setCurrentOutputRowSetNr, setDistributed, setErrorRowMeta, setErrors, setExecutionEndDate, setExecutionStartDate, setFirstRowReadDate, setForcingSeparateLogging, setGatheringMetrics, setInitStartDate, setInputRowMeta, setInputRowSets, setInternalVariables, setLastRowWrittenDate, setLinesInput, setLinesOutput, setLinesRead, setLinesRejected, setLinesSkipped, setLinesUpdated, setLinesWritten, setLogLevel, setMetadataProvider, setOutputDone, setOutputRowSets, setParentVariables, setPartitioned, setPartitionId, setPartitionTargets, setPaused, setPaused, setPreviewRowMeta, setRepartitioning, setRowHandler, setRunning, setSafeStopped, setStopped, setTransformFinishedListeners, setTransformName, setTransformStartedListeners, setVariable, setVariables, shareWith, startBundle, stopAll, stopRunning, swapFirstInputRowSetIfExists, toString, waitUntilPipelineIsStarted

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hop.pipeline.transform.ITransform

subStatuses

Field Details

SKIP_PIPELINE

public static final int SKIP_PIPELINE

Excludes the current row from the output row set and continues processing on the next row.

See Also:

• Constant Field Values

ABORT_PIPELINE

public static final int ABORT_PIPELINE

Excludes the current row from the output row set, and any remaining rows are not processed, but does not generate an error.

See Also:

• Constant Field Values

ERROR_PIPELINE

public static final int ERROR_PIPELINE

Excludes the current row from the output row set, generates an error, and any remaining rows are not processed.

See Also:

• Constant Field Values

CONTINUE_PIPELINE

public static final int CONTINUE_PIPELINE

Includes the current row in the output row set.

See Also:

• Constant Field Values

script

public org.mozilla.javascript.Script script

Constructor Details

ScriptValues

public ScriptValues(TransformMeta transformMeta,
 ScriptValuesMeta meta,
 ScriptValuesData data,
 int copyNr,
 PipelineMeta pipelineMeta,
 Pipeline pipeline)

Method Details

getValueFromJScript

public Object getValueFromJScript(Object result,
 int i)
                           throws HopValueException

Throws:

HopValueException

getOutputRowMeta

public IRowMeta getOutputRowMeta()

processRow

public boolean processRow()
                   throws HopException

Specified by:

processRow in interface ITransform

Overrides:

processRow in class BaseTransform<ScriptValuesMeta,ScriptValuesData>

Throws:

HopException

init

public boolean init()

Specified by:

init in interface ITransform

Overrides:

init in class BaseTransform<ScriptValuesMeta,ScriptValuesData>

dispose

public void dispose()

Specified by:

dispose in interface ITransform

Overrides:

dispose in class BaseTransform<ScriptValuesMeta,ScriptValuesData>