io.delta.standalone.expressions

Class Not

Object

io.delta.standalone.expressions.UnaryExpression

io.delta.standalone.expressions.Not

All Implemented Interfaces:

Expression, Predicate

public final class Not
extends UnaryExpression
implements Predicate

Evaluates logical NOT expr for new Not(expr).

Requires the child expression evaluates to a boolean.

Constructor Summary

Constructors

Constructor and Description
Not(Expression child)

Method Summary

Modifier and Type	Method and Description
Object	nullSafeEval(Object childResult)
String	toString()

Methods inherited from class io.delta.standalone.expressions.UnaryExpression

children, equals, eval, getChild, hashCode

Methods inherited from class Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface io.delta.standalone.expressions.Predicate

dataType

Methods inherited from interface io.delta.standalone.expressions.Expression

children, eval, references

Constructor Detail

Not

public Not(Expression child)

Method Detail

nullSafeEval

public Object nullSafeEval(Object childResult)

toString

public String toString()

Specified by:

toString in interface Expression

Overrides:

toString in class Object

Returns:

the String representation of this expression.