# File lib/braintree/settlement_batch_summary_gateway.rb, line 8
    def generate(criteria)
      Util.verify_keys(_signature, criteria)
      response = @config.http.post "/settlement_batch_summary", :settlement_batch_summary => criteria
      if response[:settlement_batch_summary]
        SuccessfulResult.new(:settlement_batch_summary => SettlementBatchSummary._new(@gateway, response[:settlement_batch_summary]))
      elsif response[:api_error_response]
        ErrorResult.new(@gateway, response[:api_error_response])
      else
        raise UnexpectedError, "expected :settlement_batch_summary or :api_error_response"
      end
    end