org.apache.calcite.rex

Class RexWindowBound.RexWindowBoundBounded

java.lang.Object

org.apache.calcite.rex.RexWindowBound

org.apache.calcite.rex.RexWindowBound.RexWindowBoundBounded

Enclosing class:

RexWindowBound

private static class RexWindowBound.RexWindowBoundBounded
extends RexWindowBound

Implements XX PRECEDING/FOLLOWING bound where XX is not UNBOUNDED.

Field Summary

Fields

Modifier and Type	Field and Description
private RexNode	offset
private SqlKind	sqlKind

Constructor Summary

Constructors

Modifier	Constructor and Description
(package private)	RexWindowBoundBounded(RexNode node)
private	RexWindowBoundBounded(SqlKind sqlKind, RexNode offset)

Method Summary

Modifier and Type	Method and Description
<R> RexWindowBound	accept(RexVisitor<R> visitor) Transforms the bound via RexVisitor.
boolean	equals(Object o)
RexNode	getOffset() Returns offset from XX PRECEDING/FOLLOWING.
int	hashCode()
boolean	isFollowing() Returns if the bound is FOLLOWING.
boolean	isPreceding() Returns if the bound is PRECEDING.
String	toString()

Methods inherited from class org.apache.calcite.rex.RexWindowBound

create, getOrderKey, isCurrentRow, isUnbounded

Methods inherited from class java.lang.Object

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

Field Detail

sqlKind

private final SqlKind sqlKind

offset

private final RexNode offset

Constructor Detail

RexWindowBoundBounded

RexWindowBoundBounded(RexNode node)

RexWindowBoundBounded

private RexWindowBoundBounded(SqlKind sqlKind,
                              RexNode offset)

Method Detail

isPreceding

public boolean isPreceding()

Description copied from class: RexWindowBound

Returns if the bound is PRECEDING.

Overrides:

isPreceding in class RexWindowBound

Returns:

if the bound is PRECEDING

isFollowing

public boolean isFollowing()

Description copied from class: RexWindowBound

Returns if the bound is FOLLOWING.

Overrides:

isFollowing in class RexWindowBound

Returns:

if the bound is FOLLOWING

getOffset

public RexNode getOffset()

Description copied from class: RexWindowBound

Returns offset from XX PRECEDING/FOLLOWING.

Overrides:

getOffset in class RexWindowBound

Returns:

offset from XX PRECEDING/FOLLOWING

accept

public <R> RexWindowBound accept(RexVisitor<R> visitor)

Description copied from class: RexWindowBound

Transforms the bound via RexVisitor.

Overrides:

accept in class RexWindowBound

Type Parameters:

R - return type of the visitor

Parameters:

visitor - visitor to accept

Returns:

transformed bound

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object