org.pentaho.di.trans

类 StepWithMappingMeta

java.lang.Object

org.pentaho.di.trans.step.BaseStepMeta

org.pentaho.di.core.util.serialization.BaseSerializingMeta

org.pentaho.di.trans.StepWithMappingMeta

所有已实现的接口:

Cloneable, HasRepositoryDirectories, StepAttributesInterface, StepMetaInterface

直接已知子类:

BaseStreamStepMeta, MappingMeta, SimpleMappingMeta, SingleThreaderMeta, TransExecutorMeta

public abstract class StepWithMappingMeta
extends BaseSerializingMeta
implements HasRepositoryDirectories, StepMetaInterface

This class is supposed to use in steps where the mapping to sub transformations takes place

从以下版本开始:

02-jan-2017

作者:

Yury Bakhmutski

字段概要

字段

限定符和类型	字段和说明
protected String	directoryPath
protected String	fileName
protected org.pentaho.di.core.ObjectLocationSpecificationMethod	specificationMethod
protected String	transName
protected org.pentaho.di.repository.ObjectId	transObjectId

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

attributes, databases, log, loggingObject, parentStepMeta, repository, STEP_ATTRIBUTES_FILE

构造器概要

构造器

构造器和说明
StepWithMappingMeta()

方法概要

限定符和类型	方法和说明
static void	activateParams(org.pentaho.di.core.variables.VariableSpace childVariableSpace, org.pentaho.di.core.parameters.NamedParams childNamedParams, org.pentaho.di.core.variables.VariableSpace parent, String[] listParameters, String[] mappingVariables, String[] inputFields)
static void	activateParams(org.pentaho.di.core.variables.VariableSpace childVariableSpace, org.pentaho.di.core.parameters.NamedParams childNamedParams, org.pentaho.di.core.variables.VariableSpace parent, String[] listParameters, String[] mappingVariables, String[] inputFields, boolean isPassingAllParameters)
static void	addMissingVariables(org.pentaho.di.core.variables.VariableSpace fromSpace, org.pentaho.di.core.variables.VariableSpace toSpace)
String	exportResources(org.pentaho.di.core.variables.VariableSpace space, Map<String,ResourceDefinition> definitions, ResourceNamingInterface resourceNamingInterface, Repository repository, org.pentaho.metastore.api.IMetaStore metaStore)
String[]	getDirectories() If step has reference(s) to another transformation(s)/job(s) returns an array of repository directories.
String	getDirectoryPath()
String	getFileName()
List<MappingIODefinition>	getInputMappings()
List<MappingIODefinition>	getOutputMappings()
org.pentaho.di.core.ObjectLocationSpecificationMethod	getSpecificationMethod()
org.pentaho.di.core.ObjectLocationSpecificationMethod[]	getSpecificationMethods() If step has reference(s) to another transformation(s)/job(s) returns an array of specification method(s) defining the type of an access to a referenced file.
String	getTransName()
org.pentaho.di.repository.ObjectId	getTransObjectId()
static TransMeta	loadMappingMeta(StepWithMappingMeta mappingMeta, Repository rep, org.pentaho.metastore.api.IMetaStore metaStore, org.pentaho.di.core.variables.VariableSpace space)
static TransMeta	loadMappingMeta(StepWithMappingMeta executorMeta, Repository rep, org.pentaho.metastore.api.IMetaStore metaStore, org.pentaho.di.core.variables.VariableSpace space, boolean share)
void	replaceFileName(String fileName)
static void	replaceVariableValues(org.pentaho.di.core.variables.VariableSpace childTransMeta, org.pentaho.di.core.variables.VariableSpace replaceBy)
static void	replaceVariableValues(org.pentaho.di.core.variables.VariableSpace childTransMeta, org.pentaho.di.core.variables.VariableSpace replaceBy, String type)
void	setDirectories(String[] directories) If step has reference(s) to another transformation(s)/job(s) sets updated repository directories from incoming String array.
void	setDirectoryPath(String directoryPath)
void	setFileName(String fileName)
void	setSpecificationMethod(org.pentaho.di.core.ObjectLocationSpecificationMethod specificationMethod)
void	setTransName(String transName)
void	setTransObjectId(org.pentaho.di.repository.ObjectId transObjectId)

从类继承的方法 org.pentaho.di.core.util.serialization.BaseSerializingMeta

getXML, loadXML, readRep, saveRep, withVariables

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

analyseImpact, analyseImpact, cancelQueries, check, check, check, clone, createEntry, excludeFromCopyDistributeVerification, excludeFromRowLayoutVerification, exportResources, extractStepMetadataEntries, findAttribute, findParent, findParentEntry, getActiveReferencedObjectDescription, getDescription, getDialogClassName, getFields, getFields, getLog, getLogChannelId, getName, getObjectCopy, getObjectId, getObjectRevision, getObjectType, getOptionalStreams, getParent, getParentStepMeta, getReferencedObjectDescriptions, getRepCode, getRepositoryDirectory, getRequiredFields, getRequiredFields, getResourceDependencies, getSQLStatements, getSQLStatements, getStepInjectionMetadataEntries, getStepIOMeta, getStepIOMeta, getStepMetaInjectionInterface, getSupportedTransformationTypes, getTableFields, getTooltip, getUsedArguments, getUsedDatabaseConnections, getUsedLibraries, getXmlCode, handleStreamSelection, hasChanged, hasRepositoryReferences, isBasic, isDebug, isDetailed, isReferencedObjectEnabled, isRowLevel, loadReferencedObject, loadReferencedObject, loadStepAttributes, loadXML, loadXML, logBasic, logBasic, logDebug, logDebug, logDetailed, logDetailed, logError, logError, logError, logMinimal, logMinimal, logRowlevel, logRowlevel, lookupRepositoryReferences, readRep, readRep, resetStepIoMeta, saveRep, searchInfoAndTargetSteps, setChanged, setChanged, setParentStepMeta, setStepIOMeta, supportsErrorHandling

从类继承的方法 java.lang.Object

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

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

analyseImpact, analyseImpact, cancelQueries, check, check, cleanAfterHopFromRemove, cleanAfterHopFromRemove, cleanAfterHopToRemove, clone, excludeFromCopyDistributeVerification, excludeFromRowLayoutVerification, exportResources, extractStepMetadataEntries, fetchTransMeta, getActiveReferencedObjectDescription, getDialogClassName, getFields, getFields, getOptionalStreams, getParentStepMeta, getReferencedObjectDescriptions, getRequiredFields, getResourceDependencies, getSQLStatements, getSQLStatements, getStep, getStepData, getStepIOMeta, getStepMetaInjectionInterface, getSupportedTransformationTypes, getTableFields, getUsedArguments, getUsedDatabaseConnections, getUsedLibraries, getXML, handleStreamSelection, hasChanged, hasRepositoryReferences, isReferencedObjectEnabled, loadReferencedObject, loadXML, loadXML, lookupRepositoryReferences, passDataToServletOutput, readRep, readRep, resetStepIoMeta, saveRep, saveRep, searchInfoAndTargetSteps, setChanged, setDefault, setParentStepMeta, supportsErrorHandling

字段详细资料

specificationMethod

protected org.pentaho.di.core.ObjectLocationSpecificationMethod specificationMethod

transName

protected String transName

fileName

protected String fileName

directoryPath

protected String directoryPath

transObjectId

protected org.pentaho.di.repository.ObjectId transObjectId

构造器详细资料

StepWithMappingMeta

public StepWithMappingMeta()

方法详细资料

loadMappingMeta

public static TransMeta loadMappingMeta(StepWithMappingMeta mappingMeta,
                                        Repository rep,
                                        org.pentaho.metastore.api.IMetaStore metaStore,
                                        org.pentaho.di.core.variables.VariableSpace space)
                                 throws org.pentaho.di.core.exception.KettleException

抛出:

org.pentaho.di.core.exception.KettleException

loadMappingMeta

public static TransMeta loadMappingMeta(StepWithMappingMeta executorMeta,
                                        Repository rep,
                                        org.pentaho.metastore.api.IMetaStore metaStore,
                                        org.pentaho.di.core.variables.VariableSpace space,
                                        boolean share)
                                 throws org.pentaho.di.core.exception.KettleException

抛出:

org.pentaho.di.core.exception.KettleException

activateParams

public static void activateParams(org.pentaho.di.core.variables.VariableSpace childVariableSpace,
                                  org.pentaho.di.core.parameters.NamedParams childNamedParams,
                                  org.pentaho.di.core.variables.VariableSpace parent,
                                  String[] listParameters,
                                  String[] mappingVariables,
                                  String[] inputFields)

activateParams

public static void activateParams(org.pentaho.di.core.variables.VariableSpace childVariableSpace,
                                  org.pentaho.di.core.parameters.NamedParams childNamedParams,
                                  org.pentaho.di.core.variables.VariableSpace parent,
                                  String[] listParameters,
                                  String[] mappingVariables,
                                  String[] inputFields,
                                  boolean isPassingAllParameters)

getSpecificationMethod

public org.pentaho.di.core.ObjectLocationSpecificationMethod getSpecificationMethod()

返回:

the specificationMethod

getSpecificationMethods

public org.pentaho.di.core.ObjectLocationSpecificationMethod[] getSpecificationMethods()

从接口复制的说明: HasRepositoryDirectories

If step has reference(s) to another transformation(s)/job(s) returns an array of specification method(s) defining the type of an access to a referenced file. An implementation is considered to define the array order itself.

指定者:

getSpecificationMethods 在接口中 HasRepositoryDirectories

返回:

String array of specification method(s)

setSpecificationMethod

public void setSpecificationMethod(org.pentaho.di.core.ObjectLocationSpecificationMethod specificationMethod)

参数:

specificationMethod - the specificationMethod to set

getDirectoryPath

public String getDirectoryPath()

返回:

the directoryPath

setDirectoryPath

public void setDirectoryPath(String directoryPath)

参数:

directoryPath - the directoryPath to set

getDirectories

public String[] getDirectories()

从接口复制的说明: HasRepositoryDirectories

If step has reference(s) to another transformation(s)/job(s) returns an array of repository directories. An implementation is considered to define the array order itself.

指定者:

getDirectories 在接口中 HasRepositoryDirectories

返回:

String array of repository directories

setDirectories

public void setDirectories(String[] directories)

从接口复制的说明: HasRepositoryDirectories

If step has reference(s) to another transformation(s)/job(s) sets updated repository directories from incoming String array. An implementation is considered to define the array order itself.

指定者:

setDirectories 在接口中 HasRepositoryDirectories

参数:

directories - Array of updated rep directories to set

getFileName

public String getFileName()

返回:

the fileName

setFileName

public void setFileName(String fileName)

参数:

fileName - the fileName to set

replaceFileName

public void replaceFileName(String fileName)

参数:

fileName - the fileName to set

getTransName

public String getTransName()

返回:

the transName

setTransName

public void setTransName(String transName)

参数:

transName - the transName to set

getTransObjectId

public org.pentaho.di.repository.ObjectId getTransObjectId()

返回:

the transObjectId

setTransObjectId

public void setTransObjectId(org.pentaho.di.repository.ObjectId transObjectId)

参数:

transObjectId - the transObjectId to set

exportResources

public String exportResources(org.pentaho.di.core.variables.VariableSpace space,
                              Map<String,ResourceDefinition> definitions,
                              ResourceNamingInterface resourceNamingInterface,
                              Repository repository,
                              org.pentaho.metastore.api.IMetaStore metaStore)
                       throws org.pentaho.di.core.exception.KettleException

指定者:

exportResources 在接口中 StepMetaInterface

覆盖:

exportResources 在类中 BaseStepMeta

参数:

space - the variable space to use

repository - The repository to optionally load other resources from (to be converted to XML)

metaStore - the metaStore in which non-kettle metadata could reside.

返回:

the filename of the exported resource

抛出:

org.pentaho.di.core.exception.KettleException

addMissingVariables

public static void addMissingVariables(org.pentaho.di.core.variables.VariableSpace fromSpace,
                                       org.pentaho.di.core.variables.VariableSpace toSpace)

replaceVariableValues

public static void replaceVariableValues(org.pentaho.di.core.variables.VariableSpace childTransMeta,
                                         org.pentaho.di.core.variables.VariableSpace replaceBy,
                                         String type)

replaceVariableValues

public static void replaceVariableValues(org.pentaho.di.core.variables.VariableSpace childTransMeta,
                                         org.pentaho.di.core.variables.VariableSpace replaceBy)

getInputMappings

public List<MappingIODefinition> getInputMappings()

返回:

the inputMappings

getOutputMappings

public List<MappingIODefinition> getOutputMappings()

返回:

the outputMappings