# File lib/cloudfiles/container.rb, line 91
    def set_metadata(metadatahash)
      headers = {}
      metadatahash.each{ |key, value| headers['X-Container-Meta-' + CloudFiles.escape(key.to_s.capitalize)] = value.to_s }
      response = self.connection.storage_request("POST", escaped_name, headers)
      raise CloudFiles::Exception::NoSuchObject, "Container #{@name} does not exist" if (response.code == "404")
      raise CloudFiles::Exception::InvalidResponse, "Invalid response code #{response.code}" unless (response.code =~ /^20/)
      true
    end