Package org.apache.calcite.rex

Class RexLambda

java.lang.Object

org.apache.calcite.rex.RexNode

org.apache.calcite.rex.RexLambda

public class RexLambda
extends RexNode

Represents a lambda expression.

Field Summary

Fields inherited from class org.apache.calcite.rex.RexNode

digest

Method Summary

Modifier and Type	Method	Description
<R, P> R	accept(RexBiVisitor<R,P> visitor, P arg)	Accepts a visitor with a payload, dispatching to the right overloaded RexBiVisitor.visitInputRef(RexInputRef, Object) visitXxx} method.
<R> R	accept(RexVisitor<R> visitor)	Accepts a visitor, dispatching to the right overloaded visitXxx method.
boolean	equals(@Nullable Object o)
RexNode	getExpression()
SqlKind	getKind()	Returns the kind of node this is.
List<RexLambdaRef>	getParameters()
RelDataType	getType()
int	hashCode()
String	toString()

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

isA, isA, isAlwaysFalse, isAlwaysTrue, nodeCount

Methods inherited from class java.lang.Object

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

Method Details

getType

public RelDataType getType()

Specified by:

getType in class RexNode

getKind

public SqlKind getKind()

Description copied from class: RexNode

Returns the kind of node this is.

Overrides:

getKind in class RexNode

Returns:

Node kind, never null

accept

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

Description copied from class: RexNode

Accepts a visitor, dispatching to the right overloaded visitXxx method.

Also see RexUtil.apply(RexVisitor, java.util.List, RexNode), which applies a visitor to several expressions simultaneously.

Specified by:

accept in class RexNode

accept

public <R,
P> R accept(RexBiVisitor<R,P> visitor,
 P arg)

Description copied from class: RexNode

Accepts a visitor with a payload, dispatching to the right overloaded RexBiVisitor.visitInputRef(RexInputRef, Object) visitXxx} method.

Specified by:

accept in class RexNode

getExpression

public RexNode getExpression()

getParameters

public List<RexLambdaRef> getParameters()

equals

public boolean equals(@Nullable Object o)

Description copied from class: RexNode

Every node must implement RexNode.equals(java.lang.Object) based on its content

Specified by:

equals in class RexNode

hashCode

public int hashCode()

Description copied from class: RexNode

Every node must implement RexNode.hashCode() consistent with RexNode.equals(java.lang.Object)

Specified by:

hashCode in class RexNode

toString

public String toString()

Overrides:

toString in class RexNode