# File lib/aws/simple_workflow/workflow_execution_collection.rb, line 47
      def initialize domain, options = {}

        @domain = domain

        @reverse_order = !!options[:reverse_order]

        @defaults = FILTERS.inject({}) do |defaults,opt|
          defaults[opt] = options[opt] if options.has_key?(opt)
          defaults
        end

        super

      end