@Override
	public CommerceOrder fetchCommerceOrderByReferenceCode(long companyId,
		String externalReferenceCode) {
		return commerceOrderPersistence.fetchByC_ERC(companyId, null);
	}
@ Override public CommerceOrder fetchCommerceOrderByReferenceCode ( long companyId , String externalReferenceCode ) { return commerceOrderPersistence . fetchByC_ERC ( companyId , null ) ; }
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