org.mustangproject.ZUGFeRD.ZUGFeRD2PullProvider Maven / Gradle / Ivy

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FOSS Java library to read, write and validate european electronic invoices and orders in the UN/CEFACT Cross Industry Invoice based formats Factur-X/ZUGFeRD, XRechnung and Order-X in your invoice PDFs.
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/**
 * *********************************************************************
 * 
 * Copyright 2018 Jochen Staerk
 * 

 * Use is subject to license terms.
 * 

 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy
 * of the License at http://www.apache.org/licenses/LICENSE-2.0.
 * 

 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * 

 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 * **********************************************************************
 */
package org.mustangproject.ZUGFeRD;

import static org.mustangproject.ZUGFeRD.ZUGFeRDDateFormat.DATE;
import static org.mustangproject.ZUGFeRD.model.TaxCategoryCodeTypeConstants.CATEGORY_CODES_WITH_EXEMPTION_REASON;

import java.io.IOException;
import java.io.StringWriter;
import java.math.BigDecimal;
import java.nio.charset.StandardCharsets;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Base64;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Optional;
import java.util.stream.Collectors;

import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.io.OutputFormat;
import org.dom4j.io.XMLWriter;
import org.mustangproject.FileAttachment;
import org.mustangproject.IncludedNote;
import org.mustangproject.XMLTools;
import org.mustangproject.ZUGFeRD.model.DocumentCodeTypeConstants;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class ZUGFeRD2PullProvider implements IXMLProvider {
	private static final Logger LOGGER = LoggerFactory.getLogger(ZUGFeRD2PullProvider.class);

	protected byte[] zugferdData;
	protected IExportableTransaction trans;
	protected TransactionCalculator calc;
	private String paymentTermsDescription;
	protected Profile profile = Profiles.getByName("EN16931");


	/**
	 * enables the flag to indicate a test invoice in the XML structure
	 */
	@Override
	public void setTest() {
	}

	protected String vatFormat(BigDecimal value) {
		return XMLTools.nDigitFormat(value, 2);
	}

	protected String currencyFormat(BigDecimal value) {
		return XMLTools.nDigitFormat(value, 2);
	}

	protected String priceFormat(BigDecimal value) {
		// 18 decimals are max for price and qty due  to xml restrictions,
		// see Chapter 3.2.3 of https://www.w3.org/TR/xmlschema-2/
		return XMLTools.nDigitFormatDecimalRange(value, 18, 4);
	}

	protected String quantityFormat(BigDecimal value) {
		return XMLTools.nDigitFormatDecimalRange(value, 18, 4);
	}

	@Override
	public byte[] getXML() {

		byte[] res = zugferdData;

		final StringWriter sw = new StringWriter();
		Document document = null;
		try {
			document = DocumentHelper.parseText(new String(zugferdData));
		} catch (final DocumentException e1) {
			LOGGER.error("Failed to parse ZUGFeRD data", e1);
		}
		try {
			final OutputFormat format = OutputFormat.createPrettyPrint();
			format.setTrimText(false);
			final XMLWriter writer = new XMLWriter(sw, format);
			writer.write(document);
			res = sw.toString().getBytes(StandardCharsets.UTF_8);

		} catch (final IOException e) {
			LOGGER.error("Failed to write ZUGFeRD data", e);
		}

		return res;

	}


	@Override
	public Profile getProfile() {
		return profile;
	}

	// @todo check if the two boolean args can be refactored

	/***
	 * returns the UN/CEFACT CII XML for companies(tradeparties), which is actually
	 * the same for ZF1 (v 2013b) and ZF2 (v 2016b)
	 * @param party any sender, recipient, seller or legal party involved
	 * @param isSender some attributes are allowed only for senders in certain profiles
	 * @param isShipToTradeParty some attributes are allowed only for senders or recipients
	 * @return CII XML
	 */
	protected String getTradePartyAsXML(IZUGFeRDExportableTradeParty party, boolean isSender, boolean isShipToTradeParty) {
		String xml = "";
		// According EN16931 either GlobalID or seller assigned ID might be present for BuyerTradeParty
		// and ShipToTradeParty, but not both. Prefer seller assigned ID for now.
		if (party.getID() != null) {
			xml += "" + XMLTools.encodeXML(party.getID()) + "";
		}
		if ((party.getGlobalIDScheme() != null) && (party.getGlobalID() != null)) {
			xml += ""
				+ XMLTools.encodeXML(party.getGlobalID()) + "";
		}
		xml += "" + XMLTools.encodeXML(party.getName()) + "";
		if (party.getDescription() != null) {
			xml += "" + XMLTools.encodeXML(party.getDescription()) + "";
		}
		if (party.getLegalOrganisation() != null) {
			xml += " ";
			if (party.getLegalOrganisation().getSchemedID() != null) {
				if (profile == Profiles.getByName("Minimum")) {
					xml += "" + XMLTools.encodeXML(party.getLegalOrganisation().getSchemedID().getID()) + "";
				} else {
					xml += "" + XMLTools.encodeXML(party.getLegalOrganisation().getSchemedID().getID()) + "";
				}
			}
			if (party.getLegalOrganisation().getTradingBusinessName() != null) {
				xml += "" + XMLTools.encodeXML(party.getLegalOrganisation().getTradingBusinessName()) + "";
			}
			xml += "";
		}

		if ((party.getContact() != null) && (isSender || profile == Profiles.getByName("EN16931") || profile == Profiles.getByName("Extended") || profile == Profiles.getByName("XRechnung"))) {
			xml += "";
			if (party.getContact().getName() != null) {
				xml += ""
					+ XMLTools.encodeXML(party.getContact().getName())
					+ "";
			}
			if (party.getContact().getPhone() != null) {
				xml += ""
					+ XMLTools.encodeXML(party.getContact().getPhone()) + ""
					+ "";
			}

			if ((party.getContact().getFax() != null) && (profile == Profiles.getByName("Extended"))) {
				xml += ""
					+ XMLTools.encodeXML(party.getContact().getFax()) + ""
					+ "";
			}
			if (party.getContact().getEMail() != null) {
				xml += ""
					+ XMLTools.encodeXML(party.getContact().getEMail()) + ""
					+ "";
			}
			xml += "";
		}

		xml += "";
		if (party.getZIP() != null) {
			xml += "" + XMLTools.encodeXML(party.getZIP())
				+ "";
		}
		if (party.getStreet() != null) {
			xml += "" + XMLTools.encodeXML(party.getStreet())
				+ "";
		}
		if (party.getAdditionalAddress() != null) {
			xml += "" + XMLTools.encodeXML(party.getAdditionalAddress())
				+ "";
		}
		if (party.getAdditionalAddressExtension() != null) {
			xml += "" + XMLTools.encodeXML(party.getAdditionalAddressExtension())
				+ "";
		}
		if (party.getLocation() != null) {
			xml += "" + XMLTools.encodeXML(party.getLocation())
				+ "";
		}

		//country IS mandatory
		xml += "" + XMLTools.encodeXML(party.getCountry())
			+ ""
			+ "";
		if (party.getUriUniversalCommunicationID() != null && party.getUriUniversalCommunicationIDScheme() != null) {
			xml += "" +
				"" +
				XMLTools.encodeXML(party.getUriUniversalCommunicationID())
				+ "";
		}

		if ((party.getVATID() != null) && (!isShipToTradeParty)) {
			xml += ""
				+ "" + XMLTools.encodeXML(party.getVATID())
				+ ""
				+ "";
		}
		if ((party.getTaxID() != null) && (!isShipToTradeParty)) {
			xml += ""
				+ "" + XMLTools.encodeXML(party.getTaxID())
				+ ""
				+ "";

		}
		return xml;

	}

	protected String getTradePartyPayeeAsXML(IZUGFeRDExportableTradeParty party) {
		String xml = "";
		// According EN16931 either GlobalID or seller assigned ID might be present for a Payee
		if (party.getID() != null) {
			xml += "" + XMLTools.encodeXML(party.getID()) + "";
		}
		if ((party.getGlobalIDScheme() != null) && (party.getGlobalID() != null)) {
			xml += ""
				+ XMLTools.encodeXML(party.getGlobalID())
				+ "";
		}
		xml += "" + XMLTools.encodeXML(party.getName()) + "";

		if (party.getLegalOrganisation() != null) {
			xml += " ";
			if (party.getLegalOrganisation().getSchemedID() != null) {
				xml += "" + XMLTools.encodeXML(party.getLegalOrganisation().getSchemedID().getID()) + "";
			}
			xml += "";
		}

		return xml;
	}


	/***
	 * returns the XML for a charge or allowance on item level
	 * @param allowance the allowance or charge on this item
	 * @param item the item
	 * @return CII XML
	 */
	protected String getAllowanceChargeStr(IZUGFeRDAllowanceCharge allowance, IAbsoluteValueProvider item) {
		String percentage = "";
		String chargeIndicator = "false";
		if ((allowance.getPercent() != null) && (profile == Profiles.getByName("Extended"))) {
			percentage = "" + vatFormat(allowance.getPercent()) + "";
			percentage += "" + item.getValue() + "";
		}
		if (allowance.isCharge()) {
			chargeIndicator = "true";
		}

		String reason = "";
		if ((allowance.getReason() != null) && (profile == Profiles.getByName("Extended") || profile == Profiles.getByName("XRechnung"))) {
			reason = "" + XMLTools.encodeXML(allowance.getReason()) + "";
		}
		String reasonCode = "";
		if ((allowance.getReasonCode() != null) && (profile == Profiles.getByName("XRechnung"))) {
			// only in XRechnung profile
			reasonCode = "" + allowance.getReasonCode() + "";
		}
		final String allowanceChargeStr = "" +
			chargeIndicator + "" + percentage +
			"" + priceFormat(allowance.getTotalAmount(item)) + "" +
			reason +
			reasonCode +
			"";
		return allowanceChargeStr;
	}

	/***
	 * returns the XML for a charge or allowance on item total level
	 * @param allowance the allowance or charge
	 * @param item the line
	 * @return CII XML
	 */
	protected String getItemTotalAllowanceChargeStr(IZUGFeRDAllowanceCharge allowance, IAbsoluteValueProvider item) {
		String percentage = "";
		String chargeIndicator = "false";
		if ((allowance.getPercent() != null) && (profile == Profiles.getByName("Extended"))) {
			percentage = "" + vatFormat(allowance.getPercent()) + "";
			percentage += "" + item.getValue() + "";
		}
		if (allowance.isCharge()) {
			chargeIndicator = "true";
		}

		String reason = "";
		if ((allowance.getReason() != null) && (profile == Profiles.getByName("Extended") || profile == Profiles.getByName("XRechnung"))) {
			reason = "" + XMLTools.encodeXML(allowance.getReason()) + "";
		}
		String reasonCode = "";
		if ((allowance.getReasonCode() != null) && (profile == Profiles.getByName("XRechnung"))) {
			// only in XRechnung profile
			reasonCode = "" + allowance.getReasonCode() + "";
		}
		final String itemTotalAllowanceChargeStr = "" +
			chargeIndicator + "" + percentage +
			"" + currencyFormat(allowance.getTotalAmount(item)) + "" +
			reason +
			reasonCode +
			"";
		return itemTotalAllowanceChargeStr;
	}

	@Override
	public void generateXML(IExportableTransaction trans) {
		this.trans = trans;
		this.calc = new TransactionCalculator(trans);

		boolean hasDueDate = trans.getDueDate() != null;
		final SimpleDateFormat germanDateFormat = new SimpleDateFormat("dd.MM.yyyy");

		String exemptionReason = "";

		if (trans.getPaymentTermDescription() != null) {
			paymentTermsDescription = XMLTools.encodeXML(trans.getPaymentTermDescription());
		}


		if ((profile == Profiles.getByName("XRechnung")) && (trans.getCashDiscounts() != null) && (trans.getCashDiscounts().length > 0)) {
			for (IZUGFeRDCashDiscount discount : trans.getCashDiscounts()
			) {
				if (paymentTermsDescription == null) {
					paymentTermsDescription = "";
				}
				paymentTermsDescription += discount.getAsXRechnung();
			}
		} else if ((paymentTermsDescription == null) && (trans.getDocumentCode() != DocumentCodeTypeConstants.CORRECTEDINVOICE) && (trans.getDocumentCode() != DocumentCodeTypeConstants.CREDITNOTE)) {
			if (trans.getDueDate() != null) {
				paymentTermsDescription = "Please remit until " + germanDateFormat.format(trans.getDueDate());
			}
		}


		String typecode = "380";
		if (trans.getDocumentCode() != null) {
			typecode = trans.getDocumentCode();
		}
		String xml = ""
			+ ""
			+ ""
			+ "\n";
		// + "
		// "+testBooleanStr+""
		//

		if (getProfile() == Profiles.getByName("XRechnung")) {
			xml += "\n"
				+ "urn:fdc:peppol.eu:2017:poacc:billing:01:1.0\n"
				+ "\n";
		}
		xml +=
			""
				+ "" + getProfile().getID() + ""
				+ ""
				+ ""
				+ ""
				+ "" + XMLTools.encodeXML(trans.getNumber()) + ""
				// + "RECHNUNG"
				// + "380"
				+ "" + typecode + ""
				+ ""
				+ DATE.udtFormat(trans.getIssueDate()) + "" // date
				+ buildNotes(trans)

				+ ""
				+ "";
		int lineID = 0;
		for (final IZUGFeRDExportableItem currentItem : trans.getZFItems()) {
			lineID++;
			String lineIDStr = Integer.toString(lineID);
			if (currentItem.getId()!=null) {
				lineIDStr=currentItem.getId();
			}
			if (currentItem.getProduct().getTaxExemptionReason() != null) {
				exemptionReason = "" + XMLTools.encodeXML(currentItem.getProduct().getTaxExemptionReason()) + "";
			}
			final LineCalculator lc = new LineCalculator(currentItem);
			if ((getProfile() != Profiles.getByName("Minimum")) && (getProfile() != Profiles.getByName("BasicWL"))) {
				xml += "" +
					""
					+ "" + lineIDStr + ""
					+ buildItemNotes(currentItem)
					+ ""

					+ "";
				if ((currentItem.getProduct().getGlobalIDScheme() != null) && (currentItem.getProduct().getGlobalID() != null)) {
					xml += "" + XMLTools.encodeXML(currentItem.getProduct().getGlobalID()) + "";
				}

				if (currentItem.getProduct().getSellerAssignedID() != null) {
					xml += ""
						+ XMLTools.encodeXML(currentItem.getProduct().getSellerAssignedID()) + "";
				}
				if (currentItem.getProduct().getBuyerAssignedID() != null) {
					xml += ""
						+ XMLTools.encodeXML(currentItem.getProduct().getBuyerAssignedID()) + "";
				}
				String allowanceChargeStr = "";
				if (currentItem.getItemAllowances() != null && currentItem.getItemAllowances().length > 0) {
					for (final IZUGFeRDAllowanceCharge allowance : currentItem.getItemAllowances()) {
						allowanceChargeStr += getAllowanceChargeStr(allowance, currentItem);
					}
				}
				if (currentItem.getItemCharges() != null && currentItem.getItemCharges().length > 0) {
					for (final IZUGFeRDAllowanceCharge charge : currentItem.getItemCharges()) {
						allowanceChargeStr += getAllowanceChargeStr(charge, currentItem);

					}
				}

				String itemTotalAllowanceChargeStr = "";
				if (currentItem.getItemTotalAllowances() != null && currentItem.getItemTotalAllowances().length > 0) {
					for (final IZUGFeRDAllowanceCharge itemTotalAllowance : currentItem.getItemTotalAllowances()) {
						itemTotalAllowanceChargeStr += getItemTotalAllowanceChargeStr(itemTotalAllowance, currentItem);
					}
				}

				xml += "" + XMLTools.encodeXML(currentItem.getProduct().getName()) + "";
				if (currentItem.getProduct().getDescription().length() > 0) {
					xml += "" +
						XMLTools.encodeXML(currentItem.getProduct().getDescription()) +
						"";
				}
				if (currentItem.getProduct().getClassifications() != null && currentItem.getProduct().getClassifications().length > 0) {
					for (IDesignatedProductClassification classification : currentItem.getProduct().getClassifications()) {
						xml += ""
							+ "";
						if (classification.getClassName() != null) {
							xml += "" + XMLTools.encodeXML(classification.getClassName()) + "";
						}
						xml += "";
					}
				}
				if (currentItem.getProduct().getAttributes() != null) {
					for (Entry entry : currentItem.getProduct().getAttributes().entrySet()) {
						xml += "" +
							"" + XMLTools.encodeXML(entry.getKey()) + "" +
							"" + XMLTools.encodeXML(entry.getValue()) + "" +
							"";
					}
				}
				if (currentItem.getProduct().getCountryOfOrigin() != null) {
					xml += "" +
						XMLTools.encodeXML(currentItem.getProduct().getCountryOfOrigin()) +
						"";
				}
				xml += ""

					+ "";
				if (currentItem.getReferencedDocuments() != null) {
					for (final IReferencedDocument currentReferencedDocument : currentItem.getReferencedDocuments()) {
						xml += "" +
							"" + XMLTools.encodeXML(currentReferencedDocument.getIssuerAssignedID()) + "" +
							"" + XMLTools.encodeXML(currentReferencedDocument.getTypeCode()) + "" +
							"" + XMLTools.encodeXML(currentReferencedDocument.getReferenceTypeCode()) + "" +
							"";
					}
				}
				if (currentItem.getBuyerOrderReferencedDocumentLineID() != null) {
					xml += " "
						+ "" + XMLTools.encodeXML(currentItem.getBuyerOrderReferencedDocumentLineID()) + ""
						+ "";
				}

				if (!allowanceChargeStr.isEmpty()) {
					xml += ""
						+ "" + priceFormat(lc.getPriceGross())
						+ "" //currencyID=\"EUR\"
						+ "" + quantityFormat(currentItem.getBasisQuantity()) + ""
						+ allowanceChargeStr
						// + ""
						// + "false"
						// + "0.6667"
						// + "Rabatt"
						// + ""
						+ "";
				}

				xml += ""
					+ "" + priceFormat(lc.getPrice())
					+ "" // currencyID=\"EUR\"
					+ "" + quantityFormat(currentItem.getBasisQuantity()) + ""
					+ ""
					+ ""
					+ ""
					+ ""
					+ quantityFormat(currentItem.getQuantity()) + ""
					+ ""
					+ ""
					+ ""
					+ "VAT"
					+ exemptionReason
					+ "" + currentItem.getProduct().getTaxCategoryCode() + ""
					+ ""
					+ vatFormat(currentItem.getProduct().getVATPercent()) + ""
					+ "";
				if ((currentItem.getDetailedDeliveryPeriodFrom() != null) || (currentItem.getDetailedDeliveryPeriodTo() != null)) {
					xml += "";
					if (currentItem.getDetailedDeliveryPeriodFrom() != null) {
						xml += "" + DATE.udtFormat(currentItem.getDetailedDeliveryPeriodFrom()) + "";
					}
					if (currentItem.getDetailedDeliveryPeriodTo() != null) {
						xml += "" + DATE.udtFormat(currentItem.getDetailedDeliveryPeriodTo()) + "";
					}
					xml += "";
				}

				xml += itemTotalAllowanceChargeStr;

				xml += ""
					+ "" + currencyFormat(lc.getItemTotalNetAmount())
					+ "" // currencyID=\"EUR\"
					+ "";
				if (currentItem.getAdditionalReferences() != null) {
					for (final IReferencedDocument currentReference : currentItem.getAdditionalReferences()) {
						xml += "" +
							"" + XMLTools.encodeXML(currentReference.getIssuerAssignedID()) + "" +
							"130" +
							"" + XMLTools.encodeXML(currentReference.getReferenceTypeCode()) + "" +
							"";
					}
				} else if (currentItem.getAdditionalReferencedDocumentID() != null) {
					xml += "" + currentItem.getAdditionalReferencedDocumentID() + "130";
				}
				xml += ""
					+ "";
			}

		}

		xml += "";
		if (trans.getReferenceNumber() != null) {
			xml += "" + XMLTools.encodeXML(trans.getReferenceNumber()) + "";

		}
		xml += ""
			+ getTradePartyAsXML(trans.getSender(), true, false)
			+ ""
			+ "";
		// + "GE2020211"
		// + "4000001987658"

		xml += getTradePartyAsXML(trans.getRecipient(), false, false);
		xml += "";

		if (trans.getSellerOrderReferencedDocumentID() != null) {
			xml += ""
				+ ""
				+ XMLTools.encodeXML(trans.getSellerOrderReferencedDocumentID()) + ""
				+ "";
		}
		if (trans.getBuyerOrderReferencedDocumentID() != null) {
			xml += ""
				+ ""
				+ XMLTools.encodeXML(trans.getBuyerOrderReferencedDocumentID()) + ""
				+ "";
		}
		if (trans.getContractReferencedDocument() != null) {
			xml += ""
				+ ""
				+ XMLTools.encodeXML(trans.getContractReferencedDocument()) + ""
				+ "";
		}

		// Additional Documents of XRechnung (Rechnungsbegruendende Unterlagen - BG-24 XRechnung)
		if (trans.getAdditionalReferencedDocuments() != null) {
			for (final FileAttachment f : trans.getAdditionalReferencedDocuments()) {
				final String documentContent = new String(Base64.getEncoder().encodeToString(f.getData()));
				xml += ""
					+ "" + f.getFilename() + ""
					+ "916"
					+ "" + f.getDescription() + ""
					+ "" + documentContent + ""
					+ "";
			}
		}

		if (trans.getSpecifiedProcuringProjectID() != null) {
			xml += ""
				+ ""
				+ XMLTools.encodeXML(trans.getSpecifiedProcuringProjectID()) + "";
			if (trans.getSpecifiedProcuringProjectName() != null) {
				xml += "" + XMLTools.encodeXML(trans.getSpecifiedProcuringProjectName()) + "";
			}
			xml += "";
		}
		xml += "";
		xml += "";

		if (this.trans.getDeliveryAddress() != null) {
			xml += "" +
				getTradePartyAsXML(this.trans.getDeliveryAddress(), false, true) +
				"";
		}


		if (trans.getDeliveryDate() != null) {
			xml += ""
				+ "";
			xml += DATE.udtFormat(trans.getDeliveryDate());
			xml += "";
			xml += "";

		}
		/*
		 * + "" +
		 * "20130603" +
		 * "2013-51112" +
		 * ""
		 */
		if (trans.getDespatchAdviceReferencedDocumentID() != null) {
			xml += "";
			xml += "" + XMLTools.encodeXML(trans.getDespatchAdviceReferencedDocumentID()) + "";
			xml += "";

		}

		xml += "";
		xml += "";

		if ((trans.getCreditorReferenceID() != null) && (getProfile() != Profiles.getByName("Minimum"))) {
			xml += "" + XMLTools.encodeXML(trans.getCreditorReferenceID()) + "";
		}
		if ((trans.getNumber() != null) && (getProfile() != Profiles.getByName("Minimum"))) {
			xml += "" + XMLTools.encodeXML(trans.getNumber()) + "";
		}
		xml += "" + trans.getCurrency() + "";
		if (this.trans.getPayee() != null) {
			xml += "" +
				getTradePartyPayeeAsXML(this.trans.getPayee()) +
				"";
		}

		if (trans.getTradeSettlementPayment() != null) {
			for (final IZUGFeRDTradeSettlementPayment payment : trans.getTradeSettlementPayment()) {
				if (payment != null) {
					hasDueDate = true;
					if (getProfile() != Profiles.getByName("Minimum")) {
						xml += payment.getSettlementXML();
					}
				}
			}
		}
		if (trans.getTradeSettlement() != null) {
			for (final IZUGFeRDTradeSettlement payment : trans.getTradeSettlement()) {
				if (payment != null) {
					if (payment instanceof IZUGFeRDTradeSettlementPayment) {
						hasDueDate = true;
					}
					if (getProfile() != Profiles.getByName("Minimum")) {
						xml += payment.getSettlementXML();
					}
				}
			}
		}
		if ((trans.getDocumentCode() == DocumentCodeTypeConstants.CORRECTEDINVOICE) || (trans.getDocumentCode() == DocumentCodeTypeConstants.CREDITNOTE)) {
			hasDueDate = false;
		}

		final Map VATPercentAmountMap = calc.getVATPercentAmountMap();
		for (final BigDecimal currentTaxPercent : VATPercentAmountMap.keySet()) {
			final VATAmount amount = VATPercentAmountMap.get(currentTaxPercent);
			if (amount != null) {
				final String amountCategoryCode = amount.getCategoryCode();
				final String amountDueDateTypeCode = amount.getDueDateTypeCode();
				final boolean displayExemptionReason = CATEGORY_CODES_WITH_EXEMPTION_REASON.contains(amountCategoryCode);
				if (getProfile() != Profiles.getByName("Minimum")) {
					String exemptionReasonTextXML = "";
					if ((displayExemptionReason) && (amount.getVatExemptionReasonText() != null)) {
						exemptionReasonTextXML = "" + XMLTools.encodeXML(amount.getVatExemptionReasonText()) + "";

					}

					xml += ""
						+ "" + currencyFormat(amount.getCalculated())
						+ "" //currencyID=\"EUR\"
						+ "VAT"
						+ exemptionReasonTextXML
						+ "" + currencyFormat(amount.getBasis()) + "" // currencyID=\"EUR\"
						+ "" + amountCategoryCode + ""
						+ (amountDueDateTypeCode != null ? "" + amountDueDateTypeCode + "" : "")
						+ ""
						+ vatFormat(currentTaxPercent) + "";
				}
			}
		}
		if ((trans.getDetailedDeliveryPeriodFrom() != null) || (trans.getDetailedDeliveryPeriodTo() != null)) {
			xml += "";
			if (trans.getDetailedDeliveryPeriodFrom() != null) {
				xml += "" + DATE.udtFormat(trans.getDetailedDeliveryPeriodFrom()) + "";
			}
			if (trans.getDetailedDeliveryPeriodTo() != null) {
				xml += "" + DATE.udtFormat(trans.getDetailedDeliveryPeriodTo()) + "";
			}
			xml += "";
		}

		if ((trans.getZFCharges() != null) && (trans.getZFCharges().length > 0)) {
			if (profile == Profiles.getByName("XRechnung")) {
				for (IZUGFeRDAllowanceCharge charge : trans.getZFCharges()) {
					xml += "" +
						"" +
						"true" +
						"" +
						"" + currencyFormat(charge.getTotalAmount(calc)) + "";
					if (charge.getReason() != null) {
						xml += "" + XMLTools.encodeXML(charge.getReason()) + "";
					}
					if (charge.getReasonCode() != null) {
						xml += "" + charge.getReasonCode() + "";
					}
					xml += "" +
						"VAT" +
						"" + charge.getCategoryCode() + "";
					if (charge.getTaxPercent() != null) {
						xml += "" + vatFormat(charge.getTaxPercent()) + "";
					}
					xml += "" +
						"";
				}
			} else {
				for (final BigDecimal currentTaxPercent : VATPercentAmountMap.keySet()) {
					if (calc.getChargesForPercent(currentTaxPercent).compareTo(BigDecimal.ZERO) != 0) {
						xml += "" +
							"" +
							"true" +
							"" +
							"" + currencyFormat(calc.getChargesForPercent(currentTaxPercent)) + "" +
							"" + XMLTools.encodeXML(calc.getChargeReasonForPercent(currentTaxPercent)) + "" +
							"" +
							"VAT" +
							"" + VATPercentAmountMap.get(currentTaxPercent).getCategoryCode() + "" +
							"" + vatFormat(currentTaxPercent) + "" +
							"" +
							"";
					}
				}
			}
		}

		if ((trans.getZFAllowances() != null) && (trans.getZFAllowances().length > 0)) {
			if (profile == Profiles.getByName("XRechnung")) {
				for (IZUGFeRDAllowanceCharge allowance : trans.getZFAllowances()) {
					xml += "" +
						"" +
						"false" +
						"" +
						"" + currencyFormat(allowance.getTotalAmount(calc)) + "";
					if (allowance.getReason() != null) {
						xml += "" + XMLTools.encodeXML(allowance.getReason()) + "";
					}
					if (allowance.getReasonCode() != null) {
						xml += "" + allowance.getReasonCode() + "";
					}
					xml += "" +
						"VAT" +
						"" + allowance.getCategoryCode() + "";
					if (allowance.getTaxPercent() != null) {
						xml += "" + vatFormat(allowance.getTaxPercent()) + "";
					}
					xml += "" +
						"";
				}
			} else {
				for (final BigDecimal currentTaxPercent : VATPercentAmountMap.keySet()) {
					if (calc.getAllowancesForPercent(currentTaxPercent).compareTo(BigDecimal.ZERO) != 0) {
						xml += "" +
							"" +
							"false" +
							"" +
							"" + currencyFormat(calc.getAllowancesForPercent(currentTaxPercent)) + "" +
							"" + XMLTools.encodeXML(calc.getAllowanceReasonForPercent(currentTaxPercent)) + "" +
							"" +
							"VAT" +
							"" + VATPercentAmountMap.get(currentTaxPercent).getCategoryCode() + "" +
							"" + vatFormat(currentTaxPercent) + "" +
							"" +
							"";
					}
				}
			}
		}

		if ((trans.getPaymentTerms() == null) && (getProfile() != Profiles.getByName("Minimum")) && ((paymentTermsDescription != null) || (trans.getTradeSettlement() != null) || (hasDueDate))) {
			xml += "";

			if (paymentTermsDescription != null) {
				xml += "" + paymentTermsDescription + "";
			}

			if (trans.getTradeSettlement() != null) {
				for (final IZUGFeRDTradeSettlement payment : trans.getTradeSettlement()) {
					if ((payment != null) && (payment instanceof IZUGFeRDTradeSettlementDebit)) {
						xml += payment.getPaymentXML();
					}
				}
			}

			if (trans.getDueDate() != null) {
				xml += "" // $NON-NLS-2$
					+ DATE.udtFormat(trans.getDueDate())
					+ "";// 20130704

			}
			xml += "";
		} else {
			xml += buildPaymentTermsXml();
		}
		if ((profile == Profiles.getByName("Extended")) && (trans.getCashDiscounts() != null) && (trans.getCashDiscounts().length > 0)) {
			for (IZUGFeRDCashDiscount discount : trans.getCashDiscounts()
			) {
				xml += discount.getAsCII();
			}
		}


		final String allowanceTotalLine = "" + currencyFormat(calc.getAllowancesForPercent(null)) + "";

		final String chargesTotalLine = "" + currencyFormat(calc.getChargesForPercent(null)) + "";

		xml += "";
		if ((getProfile() != Profiles.getByName("Minimum")) && (getProfile() != Profiles.getByName("BASICWL"))) {
			xml += "" + currencyFormat(calc.getTotal()) + "";
			xml += chargesTotalLine
				+ allowanceTotalLine;
		}
		xml += "" + currencyFormat(calc.getTaxBasis()) + ""
			// //
			// currencyID=\"EUR\"
			+ ""
			+ currencyFormat(calc.getGrandTotal().subtract(calc.getTaxBasis())) + "";
		if (trans.getRoundingAmount() != null) {
			xml += "" + currencyFormat(trans.getRoundingAmount()) + "";
		}

		xml += "" + currencyFormat(calc.getGrandTotal()) + "";
		// //
		// currencyID=\"EUR\"
		if (getProfile() != Profiles.getByName("Minimum")) {
			xml += "" + currencyFormat(calc.getTotalPrepaid()) + "";
		}
		xml += "" + currencyFormat(calc.getDuePayable()) + ""
			+ "";
		if (trans.getInvoiceReferencedDocumentID() != null) {
			xml += ""
				+ ""
				+ XMLTools.encodeXML(trans.getInvoiceReferencedDocumentID()) + "";
			if (trans.getInvoiceReferencedIssueDate() != null) {
				xml += ""
					+ DATE.qdtFormat(trans.getInvoiceReferencedIssueDate())
					+ "";
			}
			xml += "";
		}

		xml += "";
		// + "\n"
		// + "\n"
		// + "\n"
		// + "Wir erlauben uns Ihnen folgende Positionen aus der Lieferung Nr.
		// 2013-51112 in Rechnung zu stellen:\n"
		// + "\n"
		// + "\n"
		// + "\n";

		xml += ""
			+ "";

		final byte[] zugferdRaw;
		zugferdRaw = xml.getBytes(StandardCharsets.UTF_8);

		zugferdData = XMLTools.removeBOM(zugferdRaw);
	}

	protected String buildItemNotes(IZUGFeRDExportableItem currentItem) {
		if (currentItem.getNotes() == null) {
			return "";
		}
		return Arrays.stream(currentItem.getNotes())
			.map(IncludedNote::unspecifiedNote)
			.map(IncludedNote::toCiiXml)
			.collect(Collectors.joining());
	}

	protected String buildNotes(IExportableTransaction exportableTransaction) {
		final List includedNotes = new ArrayList<>();
		Optional.ofNullable(exportableTransaction.getNotesWithSubjectCode()).ifPresent(includedNotes::addAll);

		if (exportableTransaction.getNotes() != null) {
			for (final String currentNote : exportableTransaction.getNotes()) {
				includedNotes.add(IncludedNote.unspecifiedNote(currentNote));
			}
		}
		if (exportableTransaction.rebateAgreementExists()) {
			includedNotes.add(IncludedNote.discountBonusNote("Es bestehen Rabatt- und Bonusvereinbarungen."));
		}
		Optional.ofNullable(exportableTransaction.getOwnOrganisationFullPlaintextInfo())
			.ifPresent(info -> includedNotes.add(IncludedNote.regulatoryNote(info)));

		Optional.ofNullable(exportableTransaction.getSubjectNote())
			.ifPresent(note -> includedNotes.add(IncludedNote.unspecifiedNote(note)));

		return includedNotes.stream().map(IncludedNote::toCiiXml).collect(Collectors.joining(""));
	}

	@Override
	public void setProfile(Profile p) {
		profile = p;
	}

	private String buildPaymentTermsXml() {
		final IZUGFeRDPaymentTerms paymentTerms = trans.getPaymentTerms();
		if (paymentTerms == null) {
			return "";
		}
		String paymentTermsXml = "";

		final IZUGFeRDPaymentDiscountTerms discountTerms = paymentTerms.getDiscountTerms();
		final Date dueDate = paymentTerms.getDueDate();
		if (dueDate != null && discountTerms != null && discountTerms.getBaseDate() != null) {
			throw new IllegalStateException(
				"if paymentTerms.dueDate is specified, paymentTerms.discountTerms.baseDate has not to be specified");
		}
		paymentTermsXml += "" + paymentTerms.getDescription() + "";

		if (dueDate != null) {
			paymentTermsXml += "";
			paymentTermsXml += DATE.udtFormat(dueDate);
			paymentTermsXml += "";
		}

		if (trans.getTradeSettlement() != null) {
			for (final IZUGFeRDTradeSettlement payment : trans.getTradeSettlement()) {
				if ((payment != null) && (payment instanceof IZUGFeRDTradeSettlementDebit)) {
					paymentTermsXml += payment.getPaymentXML();
				}
			}
		}

		if (discountTerms != null) {
			paymentTermsXml += "";
			final String currency = trans.getCurrency();
			final String basisAmount = currencyFormat(calc.getGrandTotal());
			paymentTermsXml += "" + basisAmount + "";
			paymentTermsXml += "" + discountTerms.getCalculationPercentage().toString()
				+ "";

			if (discountTerms.getBaseDate() != null) {
				final Date baseDate = discountTerms.getBaseDate();
				paymentTermsXml += "";
				paymentTermsXml += DATE.udtFormat(baseDate);
				paymentTermsXml += "";

				paymentTermsXml += ""
					+ discountTerms.getBasePeriodMeasure() + "";
			}

			paymentTermsXml += "";
		}

		paymentTermsXml += "";
		return paymentTermsXml;
	}

}