Class: SPARQL::Algebra::Operator::Quaternary Abstract

Inherits:

SPARQL::Algebra::Operator

• Object
• SPARQL::Algebra::Operator
• SPARQL::Algebra::Operator::Quaternary

Defined in:

lib/sparql/algebra/operator.rb

Overview

This class is abstract.

A SPARQL quaternary operator.

Operators of this kind take four operands.

Direct Known Subclasses

Replace

Constant Summary

ARITY =

4

Constants inherited from SPARQL::Algebra::Operator

IsURI, URI

Constants included from Expression

Expression::PATTERN_PARENTS

Instance Attribute Summary

Attributes inherited from SPARQL::Algebra::Operator

#operands

Instance Method Summary

• #initialize(arg1, arg2, arg3, arg4, **options) ⇒ Quaternary constructor

  A new instance of Quaternary.

Methods inherited from SPARQL::Algebra::Operator

#aggregate?, arity, #base_uri, base_uri, base_uri=, #bind, #boolean, #constant?, #deep_dup, #each_descendant, #eql?, #evaluatable?, evaluate, #executable?, #first_ancestor, for, #inspect, #ndvars, #node?, #operand, #optimize, #optimize!, #parent, #parent=, prefixes, #prefixes, prefixes=, #rewrite, #to_binary, to_sparql, #to_sparql, #to_sxp, #to_sxp_bin, #validate!, #variable?, #variables, #vars

Methods included from Expression

cast, #constant?, #evaluate, extension, extension?, extensions, for, #invalid?, new, #node?, open, #optimize, #optimize!, parse, register_extension, #to_sxp_bin, #valid?, #validate!, #variable?

Constructor Details

#initialize(arg1, arg2, arg3, arg4, **options) ⇒ Quaternary

Returns a new instance of Quaternary.

Parameters:

• arg1 (RDF::Term) —

  the first operand

• arg2 (RDF::Term) —

  the second operand

• arg3 (RDF::Term) —

  the third operand

• arg4 (RDF::Term) —

  the forth operand

• options (Hash{Symbol => Object}) —

  any additional options (see SPARQL::Algebra::Operator#initialize)

# File 'lib/sparql/algebra/operator.rb', line 988

def initialize(arg1, arg2, arg3, arg4, **options)
  super
end