oracle.odi.mapping.generation.spark

Class SparkLookupCmd

java.lang.Object

oracle.odi.mapping.generation.AbstractSyntaxTree

oracle.odi.mapping.generation.spark.SparkCommand

oracle.odi.mapping.generation.spark.SparkLookupCmd

public class SparkLookupCmd
extends SparkCommand

The Spark command for Lookup data for a driving data source.

Nested Class Summary

Nested classes/interfaces inherited from class oracle.odi.mapping.generation.AbstractSyntaxTree

AbstractSyntaxTree.LogCounter

Method Summary

Modifier and Type	Method and Description
java.util.List	getLookupKeyExpressions() Get key expressions for lookup.
SparkCommandType	getTypeEnum() Get the type of spark command
boolean	isKeyBasedQueryAttached() Return true if the key based query is attached.
java.lang.Boolean	isMapSide() Return true if it's on the map side.
boolean	isReturnDefaultIfNthMissing() For a single match with Nth row matching strategy : if Nth row > 1 true means we return default data, false means we return the matching row
boolean	isSimpleEqualLookup() Return true if a simple equal condition is used for lookup.

Methods inherited from class oracle.odi.mapping.generation.spark.SparkCommand

convertExprs, convertExprsDF, getChildren, getCommandIndex, getExprText, getExprTextDF, getFlexField, getModulePaths, getOptionValue, getParentScript, getPhysicalNode, getScriptLevelCommonContext, getSourceAlias, getSourceAliases, getSparkContextName, getSparkContextType, getStrctType, getStreamEnableWindowing, getStreamSlideInterval, getStreamWindowLength, getTargetAlias, getTemplateSubstitutionMap, getText, getType, isStreamingMode, setSourceAliases, toString, useSQLExpressions

Methods inherited from class oracle.odi.mapping.generation.AbstractSyntaxTree

getCodeGenerationTemplate, getCodeGenerationTemplateName, getCustomTemplate, getKMName, getLeafLevelChildren, getMapPhysicalNode, getOrder, getParentAST, getParentOfType, getPropertyValue, getSourceLanguage, getSourceLocation, getSourceTechnology, getSourceText, getTargetLanguage, getTargetLocation, getTargetTechnology, getTargetText, hasCustomTemplate, hasSourceAndTargetText, isLeafLevelNode, isPushFromSource

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Method Detail

getTypeEnum

public SparkCommandType getTypeEnum()

Get the type of spark command

Specified by:

getTypeEnum in class SparkCommand

Returns:

The SparkCommandType enum value.

getLookupKeyExpressions

public java.util.List getLookupKeyExpressions()
                                       throws GenerationException

Get key expressions for lookup.

Returns:

The key expressions for lookup.

Throws:

GenerationException

isSimpleEqualLookup

public boolean isSimpleEqualLookup()
                            throws GenerationException

Return true if a simple equal condition is used for lookup.

Returns:

Boolean

Throws:

GenerationException

isKeyBasedQueryAttached

public boolean isKeyBasedQueryAttached()

Return true if the key based query is attached.

Returns:

Boolean

isMapSide

public java.lang.Boolean isMapSide()
                            throws GenerationException

Return true if it's on the map side.

Returns:

Boolean

Throws:

GenerationException

isReturnDefaultIfNthMissing

public boolean isReturnDefaultIfNthMissing()

For a single match with Nth row matching strategy : if Nth row > 1 true means we return default data, false means we return the matching row

Returns:

Boolean