Class: Bcome::Node::MetaDataLoader

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
lib/objects/node/meta_data_loader.rb

Constant Summary collapse

META_DATA_FILE_PATH_PREFIX = 
'bcome/metadata'.freeze

Instance Method Summary collapse

Constructor Details

#initialize ⇒ MetaDataLoader

Returns a new instance of MetaDataLoader.



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# File 'lib/objects/node/meta_data_loader.rb', line 7

def initialize
  @all_metadata_filenames = Dir["#{META_DATA_FILE_PATH_PREFIX}/*"]
end

Instance Method Details

#data ⇒ Object 



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# File 'lib/objects/node/meta_data_loader.rb', line 11

def data
  @data ||= do_load
end

#data_for_namespace(namespace) ⇒ Object 



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# File 'lib/objects/node/meta_data_loader.rb', line 15

def data_for_namespace(namespace)
  data[namespace.to_sym] ? data[namespace.to_sym] : {}
end

#do_load ⇒ Object 



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# File 'lib/objects/node/meta_data_loader.rb', line 19

def do_load
  all_meta_data = {}
  @all_metadata_filenames.each do |filename|
    begin
      filedata = YAML.load_file(filename)
      all_meta_data.deep_merge!(filedata)
    rescue Psych::SyntaxError => e
      raise Bcome::Exception::InvalidMetaDataConfig, "Error: #{e.message}"
    end
  end
  all_meta_data
end