module Redlander::Serializing
Syntax parsing methods. “self” is assumed to be an instance of Redlander::Model
Public Instance Methods
Serialize model into a string
@param [Hash] options @option options [String] :format name of the serializer to use, @option options [String] :mime_type MIME type of the syntax, if applicable, @option options [String, URI] :type_uri URI of syntax, if applicable, @option options [String, URI] :base_uri base URI,
to be applied to the nodes with relative URIs.
@raise [RedlandError] if it fails to create a serializer
# File lib/redlander/serializing.rb, line 14 def to(options = {}) format = options[:format].to_s mime_type = options[:mime_type] && options[:mime_type].to_s type_uri = options[:type_uri] && options[:type_uri].to_s base_uri = options[:base_uri] && options[:base_uri].to_s rdf_serializer = Redland.librdf_new_serializer(Redlander.rdf_world, format, mime_type, type_uri) raise RedlandError, "Failed to create a new serializer" if rdf_serializer.null? begin if options[:file] Redland.librdf_serializer_serialize_model_to_file(rdf_serializer, options[:file], base_uri, @rdf_model).zero? else Redland.librdf_serializer_serialize_model_to_string(rdf_serializer, base_uri, @rdf_model) end ensure Redland.librdf_free_serializer(rdf_serializer) end end
Serialize the model in Dot format. Shortcut for {#to}(:format => “dot”).
@param (see to
) @return [String]
# File lib/redlander/serializing.rb, line 75 def to_dot(options = {}) to(options.merge(:format => "dot")) end
Serialize the model to a file. Shortcut for {#to}(:format => “rdfxml”).
@param [String] filename path to the output file @param [Hash] options (see {#to} options) @return [void]
# File lib/redlander/serializing.rb, line 85 def to_file(filename, options = {}) to(options.merge(:file => filename)) end
Serialize the model in JSON format. Shortcut for {#to}(:format => “json”).
@param (see to
) @return [String]
# File lib/redlander/serializing.rb, line 66 def to_json(options = {}) to(options.merge(:format => "json")) end
Serialize the model in NTriples format. Shortcut for {#to}(:format => “ntriples”).
@param (see to
) @return [String]
# File lib/redlander/serializing.rb, line 48 def to_ntriples(options = {}) to(options.merge(:format => "ntriples")) end
Serialize the model in RDF/XML format. Shortcut for {#to}(:format => “rdfxml”).
@param (see to
) @return [String]
# File lib/redlander/serializing.rb, line 39 def to_rdfxml(options = {}) to(options.merge(:format => "rdfxml")) end
Serialize the model in Turtle format. Shortcut for {#to}(:format => “turtle”).
@param (see to
) @return [String]
# File lib/redlander/serializing.rb, line 57 def to_turtle(options = {}) to(options.merge(:format => "turtle")) end