Class ColumnExists
- java.lang.Object
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- org.apache.hop.pipeline.transform.BaseTransform<ColumnExistsMeta,ColumnExistsData>
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- org.apache.hop.pipeline.transforms.columnexists.ColumnExists
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- All Implemented Interfaces:
IExtensionData,IHasLogChannel,ILoggingObject,IVariables,org.apache.hop.pipeline.engine.IEngineComponent,org.apache.hop.pipeline.transform.ITransform
public class ColumnExists extends org.apache.hop.pipeline.transform.BaseTransform<ColumnExistsMeta,ColumnExistsData>
Check if a column exists in table on a specified connection *
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Field Summary
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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
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Constructor Summary
Constructors Constructor Description ColumnExists(org.apache.hop.pipeline.transform.TransformMeta transformMeta, ColumnExistsMeta meta, ColumnExistsData data, int copyNr, org.apache.hop.pipeline.PipelineMeta pipelineMeta, org.apache.hop.pipeline.Pipeline pipeline)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description voiddispose()booleaninit()booleanprocessRow()-
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
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Constructor Detail
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ColumnExists
public ColumnExists(org.apache.hop.pipeline.transform.TransformMeta transformMeta, ColumnExistsMeta meta, ColumnExistsData data, int copyNr, org.apache.hop.pipeline.PipelineMeta pipelineMeta, org.apache.hop.pipeline.Pipeline pipeline)
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Method Detail
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processRow
public boolean processRow() throws HopException- Specified by:
processRowin interfaceorg.apache.hop.pipeline.transform.ITransform- Overrides:
processRowin classorg.apache.hop.pipeline.transform.BaseTransform<ColumnExistsMeta,ColumnExistsData>- Throws:
HopException
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init
public boolean init()
- Specified by:
initin interfaceorg.apache.hop.pipeline.transform.ITransform- Overrides:
initin classorg.apache.hop.pipeline.transform.BaseTransform<ColumnExistsMeta,ColumnExistsData>
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dispose
public void dispose()
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disposein interfaceorg.apache.hop.pipeline.transform.ITransform- Overrides:
disposein classorg.apache.hop.pipeline.transform.BaseTransform<ColumnExistsMeta,ColumnExistsData>
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