Class: RDF::URI

Inherits:
Object
  • Object
show all
Includes:
RDFObjects::Resource
Defined in:
lib/rdf/rdfobjects.rb,
lib/rdf/rdfobjects/uri.rb

Instance Attribute Summary

Attributes included from RDFObjects::Resource

#graph

Class Method Summary collapse

Instance Method Summary collapse

Methods included from RDFObjects::Resource

#[], #[]=, #assert, #cast_as_typed_object, #clear, #method_missing, #object_of, #predicates, #properties, #push, #relate, #remove, #statements, #to_ntriples, #type, #type=

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class RDF::RDFObjects::Resource

Class Method Details

.cache ⇒ RDF::Util::Cache

Returns:

  • (RDF::Util::Cache) 


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# File 'lib/rdf/rdfobjects/uri.rb', line 6

def self.cache
  require 'rdf/util/cache' unless defined?(::RDF::Util::Cache)
  @cache ||= {}
  @cache[@graph] ||= RDF::Util::Cache.new(CACHE_SIZE)
end

.intern(str) ⇒ Object

Don’t freeze the URIs. Keep an eye on this, since, presumably, URIs are being frozen for a reason. However, we cannot add graphs to frozen objects and the ObjectStore complicates things.



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# File 'lib/rdf/rdfobjects.rb', line 16

def self.intern(str)
  (cache[str = str.to_s] ||= self.new(str))
end

Instance Method Details

#graph=(graph) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/rdf/rdfobjects/uri.rb', line 16

def graph=(graph)
  raise ArgumentError unless graph.is_a?(::RDF::Graph)
  if !self.frozen? && graph != self.graph
    @graph = graph
  elsif self.frozen? && graph != self.graph
    new_uri = self.dup
    self = new_uri
    @graph = graph
  end        
end