Not

Available since Koryphe version 1.0.0

Returns the inverse of a predicate

Examples

Java

JSON

Full JSON

Python

final Not function = new Not<>(new Exists());

{
  "class" : "Not",
  "predicate" : {
    "class" : "Exists"
  }
}

{
  "class" : "uk.gov.gchq.koryphe.impl.predicate.Not",
  "predicate" : {
    "class" : "uk.gov.gchq.koryphe.impl.predicate.Exists"
  }
}

g.Not( 
  predicate=g.Exists() 
)

Input type:

uk.gov.gchq.koryphe.signature.Signature$UnknownGenericType

Example inputs:

Java

JSON

Full JSON

Python

final Not function = new Not<>(new AreEqual());

{
  "class" : "Not",
  "predicate" : {
    "class" : "AreEqual"
  }
}

{
  "class" : "uk.gov.gchq.koryphe.impl.predicate.Not",
  "predicate" : {
    "class" : "uk.gov.gchq.koryphe.impl.predicate.AreEqual"
  }
}

g.Not( 
  predicate=g.AreEqual() 
)

Input type:

uk.gov.gchq.koryphe.signature.Signature$UnknownGenericType

Example inputs:

Input Type	Input	Result
[java.lang.Integer, java.lang.Double]	[1, 1.0]	true
[java.lang.Integer, java.lang.Integer]	[1, 2]	true
[java.lang.Double, java.lang.Double]	[2.5, 2.5]	false
[java.lang.String, ]	[, null]	true
[java.lang.String, java.lang.String]	[abc, abc]	false