# File lib/aws/simple_workflow/workflow_execution_collection.rb, line 470
      def count options = {}

        open_or_closed, client_opts = handle_options(options)

        client_method = "count_#{open_or_closed}_workflow_executions""count_#{open_or_closed}_workflow_executions"
        response = client.send(client_method, client_opts)
        Count.new(response.data['count'], response.data['truncated'])
      end