# File lib/rhc/rest/membership.rb, line 123
    def update_members(members, options={})
      raise "Members must be an array" unless members.is_a?(Array)
      raise RHC::MembersNotSupported unless supports_members?
      raise RHC::ChangeMembersOnResourceNotSupported unless supports_update_members?
      @members = (attributes['members'] = rest_method('UPDATE_MEMBERS', {:members => members}, options))
    end