com.facebook.presto.sql.tree

Class IfExpression

java.lang.Object

com.facebook.presto.sql.tree.Node

com.facebook.presto.sql.tree.Expression

com.facebook.presto.sql.tree.IfExpression

public class IfExpression
extends Expression

IF(v1,v2[,v3]): CASE WHEN v1 THEN v2 [ELSE v3] END

Constructor Summary

Constructors

Constructor and Description
IfExpression(Expression condition, Expression trueValue, Expression falseValue)
IfExpression(NodeLocation location, Expression condition, Expression trueValue, Expression falseValue)

Method Summary

Modifier and Type	Method and Description
<R,C> R	accept(AstVisitor<R,C> visitor, C context) Accessible for AstVisitor, use AstVisitor.process(Node, Object) instead.
boolean	equals(Object obj)
List<Node>	getChildren()
Expression	getCondition()
Optional<Expression>	getFalseValue()
Expression	getTrueValue()
int	hashCode()

Methods inherited from class com.facebook.presto.sql.tree.Expression

toString

Methods inherited from class com.facebook.presto.sql.tree.Node

getLocation

Methods inherited from class java.lang.Object

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

Constructor Detail

IfExpression

public IfExpression(Expression condition,
                    Expression trueValue,
                    Expression falseValue)

IfExpression

public IfExpression(NodeLocation location,
                    Expression condition,
                    Expression trueValue,
                    Expression falseValue)

Method Detail

getCondition

public Expression getCondition()

getTrueValue

public Expression getTrueValue()

getFalseValue

public Optional<Expression> getFalseValue()

accept

public <R,C> R accept(AstVisitor<R,C> visitor,
                      C context)

Description copied from class: Expression

Accessible for AstVisitor, use AstVisitor.process(Node, Object) instead.

Overrides:

accept in class Expression

getChildren

public List<Node> getChildren()

Specified by:

getChildren in class Node

equals

public boolean equals(Object obj)

Specified by:

equals in class Node

hashCode

public int hashCode()

Specified by:

hashCode in class Node