Class: BEL::Namespace::NamespaceDefinition

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/bel/translator/plugins/rdf/monkey_patch.rb,
lib/bel/namespace.rb

Overview

OpenClass to contribute RDF functionality to BEL Nanopub objects.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(prefix, url, rdf_uri = DEFAULT_URI) ⇒ NamespaceDefinition

Returns a new instance of NamespaceDefinition.



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# File 'lib/bel/namespace.rb', line 246

def initialize(prefix, url, rdf_uri = DEFAULT_URI)
  @prefix = prefix
  @url = url
  @rdf_uri = rdf_uri
  @values = nil
end

Instance Attribute Details

#prefix ⇒ Object

Returns the value of attribute prefix.



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# File 'lib/bel/namespace.rb', line 242

def prefix
  @prefix
end

#rdf_uri ⇒ Object

Returns the value of attribute rdf_uri.



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# File 'lib/bel/namespace.rb', line 244

def rdf_uri
  @rdf_uri
end

#url ⇒ Object

Returns the value of attribute url.



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# File 'lib/bel/namespace.rb', line 243

def url
  @url
end

Instance Method Details

#==(other) ⇒ Object Also known as: eql? 



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# File 'lib/bel/namespace.rb', line 287

def ==(other)
  return false if other == nil
  @prefix == other.prefix && @url == other.url
end

#[](value) ⇒ Object 



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# File 'lib/bel/namespace.rb', line 264

def [](value)
  return nil unless value
  reload(@url) if not @values
  sym = value.to_sym
  encoding = @values[sym] || :''
  Nanopub::Parameter.new(self, sym, encoding)
end

#each(&block) ⇒ Object 



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# File 'lib/bel/namespace.rb', line 272

def each &block
  reload(@url) if not @values
  @values.each do |val, enc|
    if block_given?
      block.call(Nanopub::Parameter.new(self, val, enc))
    else
      yield Nanopub::Parameter.new(self, val, enc)
    end
  end
end

#hash ⇒ Object 



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# File 'lib/bel/namespace.rb', line 283

def hash
  [@prefix, @url].hash
end

#to_bel ⇒ Object 



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# File 'lib/bel/namespace.rb', line 298

def to_bel
  %Q{DEFINE NAMESPACE #{@prefix} AS URL "#{@url}"}
end

#to_rdf_vocabulary ⇒ Object 



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# File 'lib/bel/translator/plugins/rdf/monkey_patch.rb', line 15

def to_rdf_vocabulary
  uri = @rdf_uri
  uri << '/' if uri && !uri.end_with?('/')
  ::RDF::Vocabulary.new(uri)
end

#to_s ⇒ Object 



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# File 'lib/bel/namespace.rb', line 294

def to_s
  @prefix.to_s
end

#to_uri ⇒ Object 



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# File 'lib/bel/translator/plugins/rdf/monkey_patch.rb', line 11

def to_uri
  rdf_uri
end

#values ⇒ Object 



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# File 'lib/bel/namespace.rb', line 257

def values
  unless @values
    reload(@url)
  end
  @values
end