code: @Override
  	public com.liferay.commerce.model.CommerceOrder fetchCommerceOrderByReferenceCode(
  		long companyId, String externalReferenceCode) {
  		return _commerceOrderLocalService.fetchCommerceOrderByReferenceCode(companyId,
  			externalReferenceCode);
  	}
docs: Returns the commerce order with the matching external reference code and company.
  
  @param companyId the primary key of the company
  @param externalReferenceCode the commerce order's external reference code
  @return the matching commerce order, or <code>null</code> if a matching commerce order could not be found