Field Summary
- Fields inherited from class it.bancaditalia.oss.vtl.impl.transform.UnaryTransformation
  operand

All Methods Instance Methods Concrete Methods
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

public IsNullTransformation(Transformation operand)

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

protected VTLValue evalOnDataset(DataSet dataset,
                                 VTLValueMetadata metadata)

public VTLValueMetadata computeMetadata(TransformationScheme session)

Class IsNullTransformation