Class: RDF::N3::Algebra::Log::NotEqualTo

Inherits:

SPARQL::Algebra::Operator::SameTerm

• Object
• SPARQL::Algebra::Operator::SameTerm
• RDF::N3::Algebra::Log::NotEqualTo

Includes:

Builtin

Defined in:

lib/rdf/n3/algebra/log/not_equal_to.rb

Overview

Equality in this sense is actually the same URI. A cwm built-in logical operator.

Constant Summary

NAME =

:logNotEqualTo

URI =

RDF::N3::Log.notEqualto

Instance Attribute Summary

Attributes included from Enumerable

#existentials, #universals

Instance Method Summary

• #apply(term1, term2) ⇒ RDF::Literal::Boolean

  Returns ‘true` if the operands are not the same RDF term; returns `false` otherwise.

Methods included from Builtin

#each, #evaluate, #hash, #input_operand, #rank, #to_uri

Instance Method Details

#apply(term1, term2) ⇒ RDF::Literal::Boolean

Returns ‘true` if the operands are not the same RDF term; returns `false` otherwise.

Parameters:

• term1 (RDF::Term) —

  an RDF term

• term2 (RDF::Term) —

  an RDF term

Returns:

• (RDF::Literal::Boolean) —

  ‘true` or `false`

Raises:

• (TypeError) —

  if either operand is unbound

# File 'lib/rdf/n3/algebra/log/not_equal_to.rb', line 19

def apply(term1, term2)
  RDF::Literal(!term1.eql?(term2))
end