private String getProcessorName(Integer userId) throws PluggableTaskException {
    ContactBL contactLoader;
    String processorName = null;
    contactLoader = new ContactBL();
    contactLoader.set(userId);

    UserDTO user = new UserDAS().find(userId);
    if (user.getCustomer() != null && user.getCustomer().getMetaFields() != null) {
      String metaFieldName = parameters.get(PARAM_CUSTOM_FIELD_PAYMENT_PROCESSOR.getName());
      MetaFieldValue customField = user.getCustomer().getMetaField(metaFieldName);
      if (customField == null) {
        // todo: try to search by id, may be temporary (now is applied)
        try {
          Integer metaFieldNameId = Integer.valueOf(metaFieldName);
          customField = user.getCustomer().getMetaField(metaFieldNameId);
        } catch (Exception ex) {
          // do nothing
        }
      }
      if (customField == null) {
        LOG.warn(
            "Can't find Custom Field with type "
                + parameters.get(PARAM_CUSTOM_FIELD_PAYMENT_PROCESSOR.getName())
                + " user = "
                + userId);
        processorName = null;
      } else {
        processorName = (String) customField.getValue();
      }
    }

    return processorName;
  }
  public MetaFieldValueWS(MetaFieldValue metaFieldValue) {
    if (metaFieldValue.getField() != null) {
      this.fieldName = metaFieldValue.getField().getName();
      this.disabled = metaFieldValue.getField().isDisabled();
      this.mandatory = metaFieldValue.getField().isMandatory();
      this.dataType = metaFieldValue.getField().getDataType();
      this.displayOrder = metaFieldValue.getField().getDisplayOrder();
      setDefaultValue(
          metaFieldValue.getField().getDefaultValue() != null
              ? metaFieldValue.getField().getDefaultValue().getValue()
              : null);
    }

    this.id = metaFieldValue.getId();
    this.setValue(metaFieldValue.getValue());
  }
  private LineItem getLineItem(
      Integer itemId, InvoiceLineDTO invoiceLine, String uniqueTrackingCode, Integer userId)
      throws TaskException {
    // Get the meta field names
    String secondaryZipCodeExtensionFieldname =
        getParameter(SECONDARY_ZIP_CODE_EXTN_FIELDNAME, "Secondary Zip code extension");
    String secondaryZipCodeFieldname =
        getParameter(SECONDARY_ZIP_CODE_FIELDNAME, "Secondary Zip code");
    String billingZipCodeFieldname =
        getParameter(BILLING_ZIP_CODE_FIELDNAME, "Billing Zip code extension");
    String regulatoryCodeFieldname = getParameter(REGULATORY_CODE_FIELDNAME, "Regulatory Code");
    String salesTypeCodeFieldname = getParameter(SALES_TYPE_CODE_FIELDNAME, "Sales Type Code");
    String taxExemptionCodeFieldname =
        getParameter(TAX_EXEMPTION_CODE_FIELDNAME, "Tax exemption code");
    String transactionTypeCodeFieldname =
        getParameter(TRANSACTION_TYPE_CODE_FIELDNAME, "Transaction Type Code");

    LineItem lineItem = new LineItem();
    lineItem.setBillToNumber(""); // TODO: need to be addressed ?
    String customerNumber = null;
    List<NewInvoiceContext.OrderContext> orders = invoice.getOrders();
    // We need to get the fresh item from the database because
    // the item in the invoiceLine doesn't yet contain meta fields.
    ItemDTO item = new ItemDAS().find(itemId);
    OrderDTO orderDTO = null;
    UserDTO invoiceToUser = null;
    for (NewInvoiceContext.OrderContext orderCtx : orders) {
      if (orderCtx.order.getId().intValue() == invoiceLine.getOrder().getId()) {
        orderDTO = orderCtx.order;
        break;
      }
    }

    if (null == orderDTO) {
      orderDTO = orders.get(0).order;
    }

    invoiceToUser = new UserDAS().find(userId);
    customerNumber = invoiceToUser.getCustomer().getId() + "";

    lineItem.setCustomerNumber(customerNumber);
    lineItem.setInvoiceNumber("JB" + uniqueTrackingCode);
    lineItem.setLineNumber(""); // TODO: need to be addressed ?
    lineItem.setOrigNumber(""); // TODO: need to be addressed ?

    MetaFieldValue<String> p2PPlus4 =
        invoiceToUser.getCustomer().getMetaField(secondaryZipCodeExtensionFieldname);
    if (p2PPlus4 != null) {
      lineItem.setP2PPlus4(p2PPlus4.getValue());
    } else {
      lineItem.setP2PPlus4("");
    }

    MetaFieldValue<String> p2PZipcode =
        invoiceToUser.getCustomer().getMetaField(secondaryZipCodeFieldname);
    if (p2PZipcode != null) {
      lineItem.setP2PZipcode(p2PZipcode.getValue());
    } else {
      lineItem.setP2PZipcode("");
    }

    MetaFieldValue<String> plus4 =
        invoiceToUser.getCustomer().getMetaField(billingZipCodeFieldname);
    if (plus4 != null) {
      lineItem.setPlus4(plus4.getValue());
    } else {
      lineItem.setPlus4("");
    }

    LOG.debug("Meta fields: p2PPlus4: %s, p2PZipcode: %s, plus4:%s", p2PPlus4, p2PZipcode, plus4);

    MetaFieldValue<String> regulatoryCode = null;
    regulatoryCode = item.getMetaField(regulatoryCodeFieldname);
    if (regulatoryCode == null
        || regulatoryCode.getValue() == null
        || regulatoryCode.getValue().isEmpty()) {
      lineItem.setRegulatoryCode("00");
    } else {
      lineItem.setRegulatoryCode(regulatoryCode.getValue());
    }

    lineItem.setRevenue(invoiceLine.getAmount().floatValue());

    MetaFieldValue<String> salesTypeCode = orderDTO.getMetaField(salesTypeCodeFieldname);
    if (salesTypeCode == null
        || salesTypeCode.getValue() == null
        || salesTypeCode.getValue().isEmpty()) {
      lineItem.setSalesTypeCode("R");
    } else {
      lineItem.setSalesTypeCode(salesTypeCode.getValue());
    }

    lineItem.setSeconds(
        invoiceLine.getQuantity() != null ? invoiceLine.getQuantity().intValue() : 0);
    List<String> taxExemptionCodeList = new ArrayList<String>();
    // First get the tax exemption code from the customer
    MetaFieldValue<String> taxExemptionCode =
        invoiceToUser.getCustomer().getMetaField(taxExemptionCodeFieldname);
    LOG.debug("Tax exemption code from customer: %s", taxExemptionCode);
    if (!(taxExemptionCode != null
        && taxExemptionCode.getValue() != null
        && !taxExemptionCode.getValue().isEmpty())) {
      taxExemptionCode = item.getMetaField(taxExemptionCodeFieldname);
      LOG.debug("Tax exemption code from product: %s", taxExemptionCode);
    }
    if (taxExemptionCode == null) {
      LOG.debug("Setting tax exemption code to be 00");
      taxExemptionCodeList.add("00");
    } else {
      taxExemptionCodeList.add(taxExemptionCode.getValue());
    }
    LOG.debug(
        "Meta fields: regulatoryCode: %s, salesTypeCode: %s, taxExemptionCode: %s",
        regulatoryCode, salesTypeCode, taxExemptionCode);
    lineItem.setTaxExemptionCodeList(taxExemptionCodeList);
    lineItem.setTaxIncludedCode("0");

    lineItem.setTermNumber("");

    // TODO: Need to check if trans date will be current date or based on data year and data month ?
    lineItem.setTransDate("07-10-2012");

    MetaFieldValue<String> transTypeCode = null;
    transTypeCode = item.getMetaField(transactionTypeCodeFieldname);

    if (transTypeCode == null
        || transTypeCode.getValue() == null
        || transTypeCode.getValue().isEmpty()) {
      throw new SessionInternalError(
          "No valid transaction type code found on the product",
          new String[] {"ItemDTOEx,transTypeCode,no.valid.transactionTypeCode.on.product"});
    }
    lineItem.setTransTypeCode(transTypeCode.getValue());
    lineItem.setUnits(invoiceLine.getQuantity() != null ? invoiceLine.getQuantity().intValue() : 0);
    lineItem.setUnitType("00");

    if (invoiceToUser.getContact().getPostalCode() != null
        && plus4 != null
        && plus4.getValue() != null
        && !plus4.getValue().isEmpty()) {
      lineItem.setZipcode(invoiceToUser.getContact().getPostalCode());
      lineItem.setTaxSitusRule("05");
    } else if (invoiceToUser.getContact().getPostalCode() != null
        && (plus4 == null || plus4.getValue() == null || plus4.getValue().isEmpty())) {
      lineItem.setZipcode(invoiceToUser.getContact().getPostalCode());
      lineItem.setPlus4("0000");
      lineItem.setTaxSitusRule("05");
    }
    return lineItem;
  }