org.pentaho.di.trans.steps.textfileoutput

类 TextFileOutput

java.lang.Object

org.pentaho.di.trans.step.BaseStep

org.pentaho.di.trans.steps.textfileoutput.TextFileOutput

所有已实现的接口:

org.pentaho.di.core.ExtensionDataInterface, HasLogChannelInterface, org.pentaho.di.core.logging.LoggingObjectInterface, org.pentaho.di.core.variables.VariableSpace, StepInterface

直接已知子类:

TextFileOutputLegacy

public class TextFileOutput
extends BaseStep
implements StepInterface

Converts input rows to text and then writes this text to one or more files.

从以下版本开始:

4-apr-2003

作者:

Matt

字段概要

字段

限定符和类型	字段和说明
TextFileOutputData	data
TextFileOutputMeta	meta

从类继承的字段 org.pentaho.di.trans.step.BaseStep

deadLockCounter, extensionDataMap, first, linesInput, linesOutput, linesRead, linesRejected, linesSkipped, linesUpdated, linesWritten, log, metaStore, repository, rowListeners, safeStopped, terminator, terminator_rows, variables

构造器概要

构造器

构造器和说明
TextFileOutput(StepMeta stepMeta, StepDataInterface stepDataInterface, int copyNr, TransMeta transMeta, Trans trans)

方法概要

限定符和类型	方法和说明
String	buildFilename(String filename, boolean ziparchive)
protected void	close()
protected boolean	closeFile()
protected boolean	closeFile(String filename)
boolean	containsSeparatorOrEnclosure(byte[] source, byte[] separator, byte[] enclosure)
void	dispose(StepMetaInterface smi, StepDataInterface sdi) Dispose of this step: close files, empty logs, etc.
void	flushOpenFiles(boolean closeAfterFlush)
protected org.apache.commons.vfs2.FileObject	getFileObject(String vfsFilename)
protected org.apache.commons.vfs2.FileObject	getFileObject(String vfsFilename, org.pentaho.di.core.variables.VariableSpace space)
int	getFlushInterval()
int	getMaxOpenFiles()
String	getOutputFileName(Object[] row)
protected OutputStream	getOutputStream(String vfsFilename, org.pentaho.di.core.variables.VariableSpace space, boolean append)
boolean	init(StepMetaInterface smi, StepDataInterface sdi) Initialize and do work where other steps need to wait for...
protected void	initBinaryDataFields()
void	initFileStreamWriter(String filename)
protected void	initOutput()
boolean	isFileExists(String filename)
boolean	isWriteHeader(String filename)
boolean	processRow(StepMetaInterface smi, StepDataInterface sdi) Perform the equivalent of processing one row.
protected boolean	writeEndedLine()
protected boolean	writeHeader()
void	writeRow(org.pentaho.di.core.row.RowMetaInterface rowMeta, Object[] r)
protected boolean	writeRowTo(Object[] row)

从类继承的方法 org.pentaho.di.trans.step.BaseStep

addResultFile, addRowListener, addRowSetToInputRowSets, addRowSetToOutputRowSets, addStepListener, batchComplete, buildLog, canProcessOneRow, checkFeedback, cleanup, clearInputRowSets, clearOutputRowSets, closeQuietly, copyVariablesFrom, decrementLinesRead, decrementLinesWritten, dispatch, environmentSubstitute, environmentSubstitute, fieldSubstitute, findInputRowSet, findInputRowSet, findOutputRowSet, findOutputRowSet, getBooleanValueOfVariable, getClusterSize, getContainerObjectId, getCopy, getCurrentInputRowSetNr, getCurrentOutputRowSetNr, getDispatcher, getErrorRowMeta, getErrors, getExtensionDataMap, getFilename, getFirstInputRowSet, getInputRowMeta, getInputRowSets, getLinesInput, getLinesOutput, getLinesRead, getLinesRejected, getLinesSkipped, getLinesUpdated, getLinesWritten, getLogChannel, getLogChannelId, getLogFields, getLogLevel, getMetaStore, getNextClassNr, getObjectCopy, getObjectId, getObjectName, getObjectRevision, getObjectType, getOutputRowSets, getParent, getParentVariableSpace, getPartitionID, getPartitionTargets, getPreviewRowMeta, getProcessed, getRegistrationDate, getRemoteInputSteps, getRemoteOutputSteps, getRepartitioning, getRepository, getRepositoryDirectory, getResultFiles, getRow, getRowFrom, getRowHandler, getRowListeners, getRuntime, getServerSockets, getSlaveNr, getSocketRepository, getStatus, getStatusDescription, getStepDataInterface, getStepID, getStepListeners, getStepMeta, getStepMetaInterface, getStepname, getTrans, getTransMeta, getTypeId, getUniqueStepCountAcrossSlaves, getUniqueStepNrAcrossSlaves, getVariable, getVariable, handleGetRowFrom, handlePutRowTo, identifyErrorOutput, incrementLinesInput, incrementLinesOutput, incrementLinesRead, incrementLinesRejected, incrementLinesSkipped, incrementLinesUpdated, incrementLinesWritten, initBeforeStart, initializeVariablesFrom, injectVariables, isBasic, isDebug, isDetailed, isDistributed, isForcingSeparateLogging, isGatheringMetrics, isInitialising, isMapping, isPartitioned, isPaused, isRowLevel, isRunning, isSafeStopped, isStopped, isUsingThreadPriorityManagment, listVariables, logBasic, logBasic, logDebug, logDebug, logDetailed, logDetailed, logError, logError, logError, logMinimal, logMinimal, logRowlevel, logRowlevel, logSummary, markStart, markStop, openRemoteInputStepSocketsOnce, openRemoteOutputStepSocketsOnce, outputIsDone, pauseRunning, putError, putRow, putRowTo, removeRowListener, resumeRunning, rowsetInputSize, rowsetOutputSize, safeModeChecking, safeModeChecking, setCarteObjectId, setCopy, setCurrentInputRowSetNr, setCurrentOutputRowSetNr, setDistributed, setErrorRowMeta, setErrors, setForcingSeparateLogging, setGatheringMetrics, setInputRowMeta, setInputRowSets, setInternalVariables, setLinesInput, setLinesOutput, setLinesRead, setLinesRejected, setLinesSkipped, setLinesUpdated, setLinesWritten, setLogLevel, setMetaStore, setOutputDone, setOutputRowSets, setParentVariableSpace, setPartitioned, setPartitionID, setPartitionTargets, setPaused, setPaused, setPreviewRowMeta, setRepartitioning, setRepository, setRowHandler, setRunning, setSafeStopped, setServerSockets, setSocketRepository, setStepDataInterface, setStepListeners, setStepMeta, setStepMetaInterface, setStepname, setStopped, setTransMeta, setUsingThreadPriorityManagment, setVariable, shareVariablesWith, stopAll, stopRunning, stopRunning, swapFirstInputRowSetIfExists, toString, verifyInputDeadLock, waitUntilTransformationIsStarted

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.pentaho.di.trans.step.StepInterface

addRowListener, addRowSetToInputRowSets, addRowSetToOutputRowSets, addStepListener, batchComplete, canProcessOneRow, cleanup, getCopy, getCurrentInputRowSetNr, getCurrentOutputRowSetNr, getErrors, getInputRowSets, getLinesInput, getLinesOutput, getLinesRead, getLinesRejected, getLinesUpdated, getLinesWritten, getLogChannel, getMetaStore, getOutputRowSets, getPartitionID, getProcessed, getRepository, getResultFiles, getRow, getRowListeners, getRuntime, getStatus, getStepID, getStepMeta, getStepname, getTrans, identifyErrorOutput, initBeforeStart, isMapping, isPartitioned, isPaused, isRunning, isSafeStopped, isStopped, isUsingThreadPriorityManagment, markStart, markStop, pauseRunning, putRow, removeRowListener, resumeRunning, rowsetInputSize, rowsetOutputSize, setCurrentInputRowSetNr, setCurrentOutputRowSetNr, setErrors, setLinesRejected, setMetaStore, setOutputDone, setPartitioned, setPartitionID, setRepartitioning, setRepository, setRunning, setSafeStopped, setStopped, setUsingThreadPriorityManagment, stopAll, stopRunning, subStatuses

从接口继承的方法 org.pentaho.di.core.variables.VariableSpace

copyVariablesFrom, environmentSubstitute, environmentSubstitute, fieldSubstitute, getBooleanValueOfVariable, getParentVariableSpace, getVariable, getVariable, initializeVariablesFrom, injectVariables, listVariables, setParentVariableSpace, setVariable, shareVariablesWith

字段详细资料

meta

public TextFileOutputMeta meta

data

public TextFileOutputData data

构造器详细资料

TextFileOutput

public TextFileOutput(StepMeta stepMeta,
                      StepDataInterface stepDataInterface,
                      int copyNr,
                      TransMeta transMeta,
                      Trans trans)

方法详细资料

isFileExists

public boolean isFileExists(String filename)
                     throws org.pentaho.di.core.exception.KettleException

抛出:

org.pentaho.di.core.exception.KettleException

initFileStreamWriter

public void initFileStreamWriter(String filename)
                          throws org.pentaho.di.core.exception.KettleException

抛出:

org.pentaho.di.core.exception.KettleException

getOutputFileName

public String getOutputFileName(Object[] row)
                         throws org.pentaho.di.core.exception.KettleException

抛出:

org.pentaho.di.core.exception.KettleException

getFlushInterval

public int getFlushInterval()

getMaxOpenFiles

public int getMaxOpenFiles()

isWriteHeader

public boolean isWriteHeader(String filename)
                      throws org.pentaho.di.core.exception.KettleException

抛出:

org.pentaho.di.core.exception.KettleException

flushOpenFiles

public void flushOpenFiles(boolean closeAfterFlush)
                    throws IOException

抛出:

IOException

processRow

public boolean processRow(StepMetaInterface smi,
                          StepDataInterface sdi)
                   throws org.pentaho.di.core.exception.KettleException

从接口复制的说明: StepInterface

Perform the equivalent of processing one row. Typically this means reading a row from input (getRow()) and passing a row to output (putRow)).

指定者:

processRow 在接口中 StepInterface

覆盖:

processRow 在类中 BaseStep

参数:

smi - The steps metadata to work with

sdi - The steps temporary working data to work with (database connections, result sets, caches, temporary variables, etc.)

返回:

false if no more rows can be processed or an error occurred.

抛出:

org.pentaho.di.core.exception.KettleException

writeRowTo

protected boolean writeRowTo(Object[] row)
                      throws org.pentaho.di.core.exception.KettleException

抛出:

org.pentaho.di.core.exception.KettleException

writeRow

public void writeRow(org.pentaho.di.core.row.RowMetaInterface rowMeta,
                     Object[] r)
              throws org.pentaho.di.core.exception.KettleStepException

抛出:

org.pentaho.di.core.exception.KettleStepException

writeEndedLine

protected boolean writeEndedLine()

writeHeader

protected boolean writeHeader()

buildFilename

public String buildFilename(String filename,
                            boolean ziparchive)

closeFile

protected boolean closeFile(String filename)

closeFile

protected boolean closeFile()

init

public boolean init(StepMetaInterface smi,
                    StepDataInterface sdi)

从接口复制的说明: StepInterface

Initialize and do work where other steps need to wait for...

指定者:

init 在接口中 StepInterface

覆盖:

init 在类中 BaseStep

参数:

smi - The metadata to work with

sdi - The data to initialize

initOutput

protected void initOutput()
                   throws org.pentaho.di.core.exception.KettleException

抛出:

org.pentaho.di.core.exception.KettleException

initBinaryDataFields

protected void initBinaryDataFields()
                             throws org.pentaho.di.core.exception.KettleException

抛出:

org.pentaho.di.core.exception.KettleException

close

protected void close()
              throws IOException

抛出:

IOException

dispose

public void dispose(StepMetaInterface smi,
                    StepDataInterface sdi)

从接口复制的说明: StepInterface

Dispose of this step: close files, empty logs, etc.

指定者:

dispose 在接口中 StepInterface

覆盖:

dispose 在类中 BaseStep

参数:

smi - The metadata to work with

sdi - The data to dispose of

containsSeparatorOrEnclosure

public boolean containsSeparatorOrEnclosure(byte[] source,
                                            byte[] separator,
                                            byte[] enclosure)

getFileObject

protected org.apache.commons.vfs2.FileObject getFileObject(String vfsFilename)
                                                    throws org.pentaho.di.core.exception.KettleFileException

抛出:

org.pentaho.di.core.exception.KettleFileException

getFileObject

protected org.apache.commons.vfs2.FileObject getFileObject(String vfsFilename,
                                                           org.pentaho.di.core.variables.VariableSpace space)
                                                    throws org.pentaho.di.core.exception.KettleFileException

抛出:

org.pentaho.di.core.exception.KettleFileException

getOutputStream

protected OutputStream getOutputStream(String vfsFilename,
                                       org.pentaho.di.core.variables.VariableSpace space,
                                       boolean append)
                                throws org.pentaho.di.core.exception.KettleFileException

抛出:

org.pentaho.di.core.exception.KettleFileException