# File lib/tzinfo/country.rb, line 46
    def self.get(identifier)
      instance = @@countries[identifier]
      
      unless instance
        load_index
        info = Indexes::Countries.countries[identifier]        
        raise InvalidCountryCode.new, 'Invalid identifier' unless info
        instance = Country.new(info)
        @@countries[identifier] = instance
      end      
      
      instance        
    end