Package it.bancaditalia.oss.vtl.impl.transform.aggregation

Class SimpleAnalyticTransformation

java.lang.Object

it.bancaditalia.oss.vtl.impl.transform.TransformationImpl

it.bancaditalia.oss.vtl.impl.transform.UnaryTransformation

it.bancaditalia.oss.vtl.impl.transform.aggregation.SimpleAnalyticTransformation

All Implemented Interfaces:

AnalyticTransformation, Transformation, Serializable

Direct Known Subclasses:

OffsetTransformation

public class SimpleAnalyticTransformation
extends UnaryTransformation
implements AnalyticTransformation

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface it.bancaditalia.oss.vtl.impl.transform.aggregation.AnalyticTransformation

AnalyticTransformation.OrderByItem

Field Summary

Fields

Modifier and Type	Field	Description
protected AnalyticOperator	aggregation
protected List<AnalyticTransformation.OrderByItem>	orderByClause
protected List<String>	partitionBy
protected WindowCriterion	windowCriterion

Fields inherited from class it.bancaditalia.oss.vtl.impl.transform.UnaryTransformation

operand

Constructor Summary

Constructors

Constructor	Description
SimpleAnalyticTransformation(AnalyticOperator aggregation, Transformation operand, List<String> partitionBy, List<AnalyticTransformation.OrderByItem> orderByClause, WindowCriterion windowCriterion)

Method Summary

Modifier and Type	Method	Description
VTLValueMetadata	computeMetadata(TransformationScheme session)
boolean	equals(Object obj)
protected VTLValue	evalOnDataset(DataSet dataset, VTLValueMetadata metadata)
protected VTLValue	evalOnScalar(ScalarValue<?,?,?,?> scalar, VTLValueMetadata metadata)
int	hashCode()
String	toString()

Methods inherited from class it.bancaditalia.oss.vtl.impl.transform.UnaryTransformation

computeLineage, eval, getMetadata, getOperand, getTerminals, isTerminal

Methods inherited from class it.bancaditalia.oss.vtl.impl.transform.TransformationImpl

getLineage

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

aggregation

protected final AnalyticOperator aggregation

partitionBy

protected final List<String> partitionBy

orderByClause

protected final List<AnalyticTransformation.OrderByItem> orderByClause

windowCriterion

protected final WindowCriterion windowCriterion

Constructor Detail

SimpleAnalyticTransformation

public SimpleAnalyticTransformation(AnalyticOperator aggregation,
                                    Transformation operand,
                                    List<String> partitionBy,
                                    List<AnalyticTransformation.OrderByItem> orderByClause,
                                    WindowCriterion windowCriterion)

Method Detail

evalOnScalar

protected VTLValue evalOnScalar(ScalarValue<?,?,?,?> scalar,
                                VTLValueMetadata metadata)

Specified by:

evalOnScalar in class UnaryTransformation

evalOnDataset

protected VTLValue evalOnDataset(DataSet dataset,
                                 VTLValueMetadata metadata)

Specified by:

evalOnDataset in class UnaryTransformation

computeMetadata

public VTLValueMetadata computeMetadata(TransformationScheme session)

Specified by:

computeMetadata in class UnaryTransformation

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Specified by:

hashCode in interface Transformation

Overrides:

hashCode in class UnaryTransformation

equals

public boolean equals(Object obj)

Specified by:

equals in interface Transformation

Overrides:

equals in class UnaryTransformation