org.apache.calcite.adapter.enumerable

Class EnumerableWindow.WindowRelInputGetter

java.lang.Object

org.apache.calcite.adapter.enumerable.EnumerableWindow.WindowRelInputGetter

All Implemented Interfaces:

RexToLixTranslator.InputGetter

Enclosing class:

EnumerableWindow

private static class EnumerableWindow.WindowRelInputGetter
extends Object
implements RexToLixTranslator.InputGetter

Implementation of RexToLixTranslator.InputGetter suitable for generating implementations of windowed aggregate functions.

Field Summary

Fields

Modifier and Type	Field and Description
private int	actualInputFieldCount
private List<Expression>	constants
private Expression	row
private PhysType	rowPhysType

Constructor Summary

Constructors

Modifier	Constructor and Description
private	WindowRelInputGetter(Expression row, PhysType rowPhysType, int actualInputFieldCount, List<Expression> constants)

Method Summary

Modifier and Type	Method and Description
Expression	field(BlockBuilder list, int index, Type storageType)

Methods inherited from class java.lang.Object

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

Field Detail

row

private final Expression row

rowPhysType

private final PhysType rowPhysType

actualInputFieldCount

private final int actualInputFieldCount

constants

private final List<Expression> constants

Constructor Detail

WindowRelInputGetter

private WindowRelInputGetter(Expression row,
                             PhysType rowPhysType,
                             int actualInputFieldCount,
                             List<Expression> constants)

Method Detail

field

public Expression field(BlockBuilder list,
                        int index,
                        Type storageType)

Specified by:

field in interface RexToLixTranslator.InputGetter