org.mustangproject.ZUGFeRD.ZUGFeRDInvoiceImporter 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.
package org.mustangproject.ZUGFeRD;
import org.apache.commons.io.IOUtils;
import org.apache.pdfbox.Loader;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDDocumentNameDictionary;
import org.apache.pdfbox.pdmodel.PDEmbeddedFilesNameTreeNode;
import org.apache.pdfbox.pdmodel.common.PDNameTreeNode;
import org.apache.pdfbox.pdmodel.common.filespecification.PDComplexFileSpecification;
import org.apache.pdfbox.pdmodel.common.filespecification.PDEmbeddedFile;
import org.mustangproject.*;
import org.mustangproject.Exceptions.ArithmetricException;
import org.mustangproject.Exceptions.StructureException;
import org.mustangproject.util.NodeMap;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.xpath.*;
import java.io.*;
import java.math.BigDecimal;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.file.StandardOpenOption;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;
public class ZUGFeRDInvoiceImporter {
private static final Logger LOGGER = LoggerFactory.getLogger(ZUGFeRDInvoiceImporter.class.getCanonicalName()); // log
/**
* map filenames of additional XML files to their contents
*/
protected final HashMap additionalXMLs = new HashMap<>();
/**
* map filenames of all embedded files in the respective PDF
*/
protected final ArrayList PDFAttachments = new ArrayList<>();
/**
* if metadata has been found
*/
protected boolean containsMeta = false;
/**
* Raw XML form of the extracted data - may be directly obtained.
*/
protected byte[] rawXML = null;
/**
* XMP metadata
*/
protected String xmpString = null; // XMP metadata
/**
* parsed Document
*/
protected Document document;
/***
* automatically parse into importedInvoice
*/
protected boolean parseAutomatically = true;
protected Integer version;
protected CalculatedInvoice importedInvoice = null;
protected boolean recalcPrice = false;
protected boolean ignoreCalculationErrors = false;
protected ArrayList fileAttachments = new ArrayList<>();
public ZUGFeRDInvoiceImporter() {
//constructor for extending classes
}
public ZUGFeRDInvoiceImporter(String pdfFilename) {
setPDFFilename(pdfFilename);
}
public ZUGFeRDInvoiceImporter(InputStream pdfStream) {
setInputStream(pdfStream);
}
public void setPDFFilename(String pdfFilename) {
try (InputStream bis = Files.newInputStream(Paths.get(pdfFilename), StandardOpenOption.READ)) {
extractLowLevel(bis);
} catch (final IOException e) {
LOGGER.error("Failed to extract ZUGFeRD data", e);
throw new ZUGFeRDExportException(e);
}
}
public void setInputStream(InputStream pdfStream) {
try {
extractLowLevel(pdfStream);
} catch (final IOException e) {
LOGGER.error("Failed to extract ZUGFeRD data", e);
throw new ZUGFeRDExportException(e);
}
}
/***
* return the file names of all files embedded into the PDF
* @see ZUGFeRDInvoiceImporter for XML embedded files please use ZUGFeRDInvoiceImporter.getFileAttachmentsXML
* @return a ArrayList of FileAttachments, empty if none
*/
public List getFileAttachmentsPDF() {
return PDFAttachments;
}
/**
* Extracts a ZUGFeRD invoice from a PDF document represented by an input stream. Errors are reported via exception handling.
*
* @param inStream a inputstream of a pdf file
*/
private void extractLowLevel(InputStream inStream) throws IOException {
BufferedInputStream pdfStream = new BufferedInputStream(inStream);
byte[] pad = new byte[4];
pdfStream.mark(0);
pdfStream.read(pad);
pdfStream.reset();
byte[] pdfSignature = {'%', 'P', 'D', 'F'};
if (Arrays.equals(pad, pdfSignature)) { // we have a pdf
try {
PDDocument doc = Loader.loadPDF(IOUtils.toByteArray(pdfStream));
// PDDocumentInformation info = doc.getDocumentInformation();
final PDDocumentNameDictionary names = new PDDocumentNameDictionary(doc.getDocumentCatalog());
//start
if (doc.getDocumentCatalog() == null || doc.getDocumentCatalog().getMetadata() == null) {
LOGGER.info("no-xmlpart");
return;
}
final InputStream XMP = doc.getDocumentCatalog().getMetadata().exportXMPMetadata();
xmpString = new String(XMLTools.getBytesFromStream(XMP), StandardCharsets.UTF_8);
final PDEmbeddedFilesNameTreeNode etn = names.getEmbeddedFiles();
if (etn == null) {
return;
}
final Map efMap = etn.getNames();
// String filePath = "/tmp/";
if (efMap != null) {
extractFiles(efMap); // see
// https://memorynotfound.com/apache-pdfbox-extract-embedded-file-pdf-document/
} else {
final List> kids = etn.getKids();
if (kids == null) {
return;
}
for (final PDNameTreeNode node : kids) {
final Map namesL = node.getNames();
extractFiles(namesL);
}
}
} catch (Exception e) {
LOGGER.error("Failed to parse PDF", e);
//ignore otherwise
}
} else {
// no PDF probably XML
containsMeta = true;
setRawXML(XMLTools.getBytesFromStream(pdfStream));
}
}
/***
* have the item prices be determined from the line total.
* That's a workaround for some invoices which just put 0 as item price
*/
public void doRecalculateItemPricesFromLineTotals() {
recalcPrice = true;
}
/***
* do not raise ParseExceptions even if the reproduced invoice total does not match the given value
*/
public void doIgnoreCalculationErrors() {
ignoreCalculationErrors = true;
}
/***
* sets th pdf attachments, and if a file is recognized (e.g. a factur-x.xml) triggers processing
* @param names the Hashmap of String, PDComplexFileSpecification
* @throws IOException
*/
private void extractFiles(Map names) throws IOException {
for (final String alias : names.keySet()) {
final PDComplexFileSpecification fileSpec = names.get(alias);
final String filename = fileSpec.getFilename();
/**
* filenames for invoice data (ZUGFeRD v1 and v2, Factur-X)
*/
final PDEmbeddedFile embeddedFile = fileSpec.getEmbeddedFile();
if ((filename.equals("ZUGFeRD-invoice.xml") || (filename.equals("zugferd-invoice.xml")) || filename.equals("factur-x.xml")) || filename.equals("xrechnung.xml") || filename.equals("order-x.xml") || filename.equals("cida.xml")) {
containsMeta = true;
// String embeddedFilename = filePath + filename;
// File file = new File(filePath + filename);
// System.out.println("Writing " + embeddedFilename);
// ByteArrayOutputStream fileBytes=new
// ByteArrayOutputStream();
// FileOutputStream fos = new FileOutputStream(file);
setRawXML(embeddedFile.toByteArray());
// fos.write(embeddedFile.getByteArray());
// fos.close();
}
if (filename.startsWith("additional_data")) {
additionalXMLs.put(filename, embeddedFile.toByteArray());
}
PDFAttachments.add(new FileAttachment(filename, embeddedFile.getSubtype(), "Data", embeddedFile.toByteArray()));
}
}
/***
* set the xml of a CII invoice
* @param rawXML the xml string
* @param doParse automatically parse input for zugferdImporter (not ZUGFeRDInvoiceImporter)
* @throws IOException if parsing xml throws it (unlikely its string based)
*/
public void setRawXML(byte[] rawXML, boolean doParse) throws IOException {
this.containsMeta = true;
this.rawXML = rawXML;
this.version = null;
parseAutomatically = doParse;
try {
setDocument();
} catch (ParserConfigurationException | SAXException e) {
LOGGER.error("Failed to parse XML", e);
throw new ZUGFeRDExportException(e);
}
}
/***
* set the xml of a CII invoice, simple version
* @param rawXML the cii(?) as a string
* @throws IOException if parsing xml throws it (unlikely its string based)
*/
public void setRawXML(byte[] rawXML) throws IOException {
setRawXML(rawXML, true);
}
private void setDocument() throws ParserConfigurationException, IOException, SAXException {
final DocumentBuilderFactory xmlFact = DocumentBuilderFactory.newInstance();
xmlFact.setNamespaceAware(true);
final DocumentBuilder builder = xmlFact.newDocumentBuilder();
final ByteArrayInputStream is = new ByteArrayInputStream(rawXML);
/// is.skip(guessBOMSize(is));
document = builder.parse(is);
if (parseAutomatically) {
try {
importedInvoice = new CalculatedInvoice();
extractInto(importedInvoice);
} catch (XPathExpressionException e) {
throw new RuntimeException(e);
} catch (ParseException e) {
throw new RuntimeException(e);
}
}
}
public void setID(String id) {
String ud = id;
}
/***
* This will parse a XML into the given invoice object
* @param zpp the invoice to be altered
* @return the parsed invoice object
* @throws XPathExpressionException if xpath could not be evaluated
* @throws ParseException if the grand total of the parsed invoice could not be replicated with the new invoice
*/
public Invoice extractInto(Invoice zpp) throws XPathExpressionException, ParseException {
String number = "";
String typeCode = null;
String deliveryPeriodStart = null;
String deliveryPeriodEnd = null;
/*
* dummywerte sind derzeit noch setDueDate setIssueDate setDeliveryDate
* setSender setRecipient setnumber bspw. due date
* //ExchangedDocument//IssueDateTime//DateTimeString : due date optional
*/
XPathFactory xpathFact = XPathFactory.newInstance();
XPath xpath = xpathFact.newXPath();
XPathExpression xpr = xpath.compile("//*[local-name()=\"SellerTradeParty\"]|//*[local-name()=\"AccountingSupplierParty\"]/*");
NodeList SellerNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
XPathExpression shipEx = xpath.compile("//*[local-name()=\"ShipToTradeParty\"]");
NodeList deliveryNodes = (NodeList) shipEx.evaluate(getDocument(), XPathConstants.NODESET);
if (deliveryNodes != null) {
zpp.setDeliveryAddress(new TradeParty(deliveryNodes));
}
List includedNotes = new ArrayList<>();
//UBL...
XPathExpression UBLNotesEx = xpath.compile("/*[local-name()=\"Invoice\"]/*[local-name()=\"Note\"]");
NodeList UBLNotesNd = (NodeList) UBLNotesEx.evaluate(getDocument(), XPathConstants.NODESET);
if ((UBLNotesNd != null) && (UBLNotesNd.getLength() > 0)) {
for (int nodeIndex = 0; nodeIndex < UBLNotesNd.getLength(); nodeIndex++) {
includedNotes.add(IncludedNote.generalNote(UBLNotesNd.item(nodeIndex).getTextContent()));
}
zpp.addNotes(includedNotes);
}
XPathExpression shipExUBL = xpath.compile("//*[local-name()=\"Delivery\"]");
Node deliveryNode = (Node) shipExUBL.evaluate(getDocument(), XPathConstants.NODE);
if (deliveryNode != null) {
TradeParty delivery = new TradeParty();
new NodeMap(deliveryNode).getAsNodeMap("DeliveryLocation").ifPresent(
deliveryLocationNodeMap -> {
deliveryLocationNodeMap.getNode("ID").ifPresent(s -> {
if (s.getAttributes().getNamedItem("schemeID") != null) {
SchemedID sID = new SchemedID().setScheme(s.getAttributes().getNamedItem("schemeID").getTextContent()).setId(s.getTextContent());
delivery.addGlobalID(sID);
}
});
deliveryLocationNodeMap.getAsNodeMap("Address").ifPresent(s -> {
s.getAsString("StreetName").ifPresent(t -> delivery.setStreet(t));
});
deliveryLocationNodeMap.getAsNodeMap("Address").ifPresent(s -> {
s.getAsString("AdditionalStreetName").ifPresent(t -> delivery.setAdditionalAddress(t));
});
deliveryLocationNodeMap.getAsNodeMap("Address").ifPresent(s -> {
s.getAsString("CityName").ifPresent(t -> delivery.setLocation(t));
});
deliveryLocationNodeMap.getAsNodeMap("Address").ifPresent(s -> {
s.getAsString("PostalZone").ifPresent(t -> delivery.setZIP(t));
});
deliveryLocationNodeMap.getAsNodeMap("Address").ifPresent(s -> {
s.getAsNodeMap("Country").ifPresent(t -> t.getAsString("IdentificationCode").ifPresent(u -> delivery.setCountry(u)));
});
deliveryLocationNodeMap.getAsNodeMap("Address").ifPresent(s -> {
s.getAsNodeMap("AddressLine").ifPresent(t -> t.getAsString("Line").ifPresent(u -> delivery.setAdditionalAddressExtension(u)));
});
deliveryLocationNodeMap.getAsNodeMap("Address").ifPresent(s -> {
s.getAsString("AdditionalStreetName").ifPresent(t -> delivery.setAdditionalAddress(t));
});
deliveryLocationNodeMap.getAsNodeMap("Address").ifPresent(s -> {
s.getAsString("AdditionalStreetName").ifPresent(t -> delivery.setAdditionalAddress(t));
});
});
new NodeMap(deliveryNode).getAsNodeMap("DeliveryParty").ifPresent(partyMap -> {
partyMap.getAsNodeMap("PartyName").ifPresent(s -> {
s.getAsString("Name").ifPresent(t -> delivery.setName(t));
});
});
String street, name, additionalStreet, city, postal, countrySubentity, line, country = null;
/*
String idx = extractString("//*[local-name()=\"DeliveryLocation\"]/*[local-name() = \"ID\"]");
street = extractString("//*[local-name()=\"DeliveryLocation\"]/*[local-name()=\"Address\"]/*[local-name()=\"StreetName\"]");
additionalStreet = extractString("//*[local-name()=\"DeliveryLocation\"]/*[local-name() = \"Address\"]/*[local-name() = \"AdditionalStreetName\"]");
city = extractString("//*[local-name()=\"DeliveryLocation\"]/*[local-name() = \"Address\"]/*[local-name() = \"CityName\"]");
postal = extractString("//*[local-name()=\"DeliveryLocation\"]/*[local-name() = \"Address\"]/*[local-name() = \"PostalZone\"]");
countrySubentity = extractString("//*[local-name()=\"DeliveryLocation\"]/*[local-name() = \"Address\"]/*[local-name() = \"CountrySubentity\"]");
line = extractString("//*[local-name()=\"DeliveryLocation\"]/*[local-name() = \"Address\"]//*[local-name() = \"AddressLine\"]/*[local-name() = \"Line\"]");
country = extractString("//*[local-name()=\"DeliveryLocation\"]/*[local-name() = \"Address\"]//*[local-name() = \"Country\"]/*[local-name() = \"IdentificationCode\"]");
name = extractString("//*[local-name()=\"DeliveryLocation\"]/*[local-name() = \"DeliveryParty\"]//*[local-name() = \"PartyName\"]/*[local-name() = \"Name\"]");
*/
zpp.setDeliveryAddress(delivery);
/*
zpp.setDeliveryAddress(new TradeParty()
.setStreet(street)
.setAdditionalAddress(additionalStreet)
.setLocation(city)
.setZIP(postal)
.setAdditionalAddressExtension(line)
.setCountry(country)
.setName(name)
);
*/
}
xpr = xpath.compile("//*[local-name()=\"BuyerTradeParty\"]|//*[local-name()=\"AccountingCustomerParty\"]/*");
NodeList BuyerNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
xpr = xpath.compile("//*[local-name()=\"PayeeTradeParty\"]");
NodeList payeeNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
// UBL
XPathExpression shipPayee = xpath.compile("//*[local-name()=\"PayeeParty\"]/*");
NodeList ublPayeeNodes = (NodeList) shipPayee.evaluate(getDocument(), XPathConstants.NODESET);
// if(ublPayeeNodes != null) {
// TradeParty payee = new TradeParty();
// NodeMap nodeMap = new NodeMap(ublPayeeNodes).getAsNodeMap("PayeeParty").get();
// nodeMap.getNode("ID").ifPresent(s -> {
// SchemedID sID = new SchemedID().setScheme(s.getAttributes().getNamedItem("schemeID").getTextContent()).setId(s.getTextContent());
// payee.addGlobalID(sID);
// });
// }
//NodeList UBLpayeeNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
zpp.setPayee(new TradeParty(ublPayeeNodes));
// TradeParty payee =new TradeParty();
// NodeMap payeeID = new NodeMap(UBLpayeeNodes).getAsNodeMap("PartyIdentification").get();
// if (payeeID !=null) {
// payeeID.getAsString("Name").ifPresent(t->payee.setName(t));
// }
// if (payeeNodes != null) {
// TradeParty payee =new TradeParty();
// NodeMap nodeMap = new NodeMap(payeeNodes).getAsNodeMap("PartyIdentification").get();
// if (nodeMap != null) {
// nodeMap.getNode("ID").ifPresent(s -> {
// SchemedID sID = new SchemedID().setScheme(s.getAttributes().getNamedItem("schemeID").getTextContent()).setId(s.getTextContent());
// payee.addGlobalID(sID);
// });
// }
// }
xpr = xpath.compile("//*[local-name()=\"ExchangedDocument\"]|//*[local-name()=\"HeaderExchangedDocument\"]");
NodeList ExchangedDocumentNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
xpr = xpath.compile("//*[local-name()=\"GrandTotalAmount\"]|//*[local-name()=\"PayableAmount\"]");
BigDecimal expectedGrandTotal = null;
NodeList totalNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
if (totalNodes.getLength() > 0) {
expectedGrandTotal = new BigDecimal(XMLTools.trimOrNull(totalNodes.item(0)));
if (zpp instanceof CalculatedInvoice) {
// usually we would re-calculate the invoice to get expectedGrandTotal
// however, for "minimal" invoices or other invoices without lines
// this will not work
((CalculatedInvoice) zpp).setGrandTotal(expectedGrandTotal);
}
}
xpr = xpath.compile("//*[local-name()=\"TaxBasisTotalAmount\"]|//*[local-name()=\"TaxExclusiveAmount\"]");
BigDecimal expectedTaxBasis = null;
NodeList basisNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
if (basisNodes.getLength() > 0) {
expectedTaxBasis = new BigDecimal(XMLTools.trimOrNull(basisNodes.item(0)));
if (zpp instanceof CalculatedInvoice) {
// usually we would re-calculate the invoice to get expectedGrandTotal
// however, for "minimal" invoices or other invoices without lines
// this will not work
((CalculatedInvoice) zpp).setTaxBasis(expectedTaxBasis);
}
}
xpr = xpath.compile("//*[local-name()=\"TotalPrepaidAmount\"]|//*[local-name()=\"PrepaidAmount\"]");
NodeList prepaidNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
if (prepaidNodes.getLength() > 0) {
zpp.setTotalPrepaidAmount(new BigDecimal(XMLTools.trimOrNull(prepaidNodes.item(0))));
}
xpr = xpath.compile("//*[local-name()=\"SpecifiedTradeSettlementHeaderMonetarySummation\"]/*[local-name()=\"LineTotalAmount\"]|//*[local-name()=\"LegalMonetaryTotal\"]/*[local-name()=\"LineExtensionAmount\"]");
NodeList lineTotalNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
if (lineTotalNodes.getLength() > 0) {
if (zpp instanceof CalculatedInvoice) {
((CalculatedInvoice) zpp).setLineTotalAmount(new BigDecimal(XMLTools.trimOrNull(lineTotalNodes.item(0))));
}
}
xpr = xpath.compile("//*[local-name()=\"SpecifiedTradeSettlementHeaderMonetarySummation\"]/*[local-name()=\"DuePayableAmount\"]|//*[local-name()=\"LegalMonetaryTotal\"]/*[local-name()=\"PayableAmount\"]");
NodeList lineDueNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
if (lineDueNodes.getLength() > 0) {
if (zpp instanceof CalculatedInvoice) {
((CalculatedInvoice) zpp).setDuePayable(new BigDecimal(XMLTools.trimOrNull(lineDueNodes.item(0))));
}
}
Date issueDate = null;
Date dueDate = null;
Date deliveryDate = null;
String despatchAdviceReferencedDocument = null;
for (int i = 0; i < ExchangedDocumentNodes.getLength(); i++) {
Node exchangedDocumentNode = ExchangedDocumentNodes.item(i);
NodeList exchangedDocumentChilds = exchangedDocumentNode.getChildNodes();
for (int documentChildIndex = 0; documentChildIndex < exchangedDocumentChilds.getLength(); documentChildIndex++) {
Node item = exchangedDocumentChilds.item(documentChildIndex);
if ((item.getLocalName() != null) && (item.getLocalName().equals("ID"))) {
number = XMLTools.trimOrNull(item);
}
if ((item.getLocalName() != null) && (item.getLocalName().equals("TypeCode"))) {
typeCode = XMLTools.trimOrNull(item);
}
if ((item.getLocalName() != null) && (item.getLocalName().equals("IssueDateTime"))) {
NodeList issueDateTimeChilds = item.getChildNodes();
for (int issueDateChildIndex = 0; issueDateChildIndex < issueDateTimeChilds.getLength(); issueDateChildIndex++) {
if ((issueDateTimeChilds.item(issueDateChildIndex).getLocalName() != null)
&& (issueDateTimeChilds.item(issueDateChildIndex).getLocalName().equals("DateTimeString"))) {
issueDate = new SimpleDateFormat("yyyyMMdd").parse(XMLTools.trimOrNull(issueDateTimeChilds.item(issueDateChildIndex)));
}
}
}
if ((item.getLocalName() != null) && (item.getLocalName().equals("IncludedNote"))) {
String subjectCode = "";
String content = null;
NodeList includedNodeChilds = item.getChildNodes();
for (int issueDateChildIndex = 0; issueDateChildIndex < includedNodeChilds.getLength(); issueDateChildIndex++) {
if ((includedNodeChilds.item(issueDateChildIndex).getLocalName() != null)
&& (includedNodeChilds.item(issueDateChildIndex).getLocalName().equals("Content"))) {
content = XMLTools.trimOrNull(includedNodeChilds.item(issueDateChildIndex));
}
if ((includedNodeChilds.item(issueDateChildIndex).getLocalName() != null)
&& (includedNodeChilds.item(issueDateChildIndex).getLocalName().equals("SubjectCode"))) {
subjectCode = XMLTools.trimOrNull(includedNodeChilds.item(issueDateChildIndex));
}
}
switch (subjectCode) {
case "AAI":
includedNotes.add(IncludedNote.generalNote(content));
break;
case "REG":
includedNotes.add(IncludedNote.regulatoryNote(content));
break;
case "ABL":
includedNotes.add(IncludedNote.legalNote(content));
break;
case "CUS":
includedNotes.add(IncludedNote.customsNote(content));
break;
case "SUR":
includedNotes.add(IncludedNote.sellerNote(content));
break;
case "TXD":
includedNotes.add(IncludedNote.taxNote(content));
break;
case "ACY":
includedNotes.add(IncludedNote.introductionNote(content));
break;
case "AAK":
includedNotes.add(IncludedNote.discountBonusNote(content));
break;
default:
includedNotes.add(IncludedNote.unspecifiedNote(content));
break;
}
}
}
}
zpp.addNotes(includedNotes);
String rootNode = extractString("local-name(/*)");
if (rootNode.equals("Invoice")) {
// UBL...
number = extractString("//*[local-name()=\"Invoice\"]/*[local-name()=\"ID\"]").trim();
typeCode = extractString("//*[local-name()=\"Invoice\"]/*[local-name()=\"InvoiceTypeCode\"]").trim();
String issueDateStr = extractString("//*[local-name()=\"Invoice\"]/*[local-name()=\"IssueDate\"]").trim();
if (issueDateStr.length()>0) {
issueDate = new SimpleDateFormat("yyyy-MM-dd").parse(issueDateStr);
}
String dueDt = extractString("//*[local-name()=\"Invoice\"]/*[local-name()=\"DueDate\"]").trim();
if (dueDt.length() > 0) {
dueDate = new SimpleDateFormat("yyyy-MM-dd").parse(dueDt);
}
String deliveryDt = extractString("//*[local-name()=\"Delivery\"]/*[local-name()=\"ActualDeliveryDate\"]").trim();
if (deliveryDt.length() > 0) {
deliveryDate = new SimpleDateFormat("yyyy-MM-dd").parse(deliveryDt);
}
}
xpr = xpath.compile("//*[local-name()=\"ApplicableHeaderTradeDelivery\"]|//*[local-name()=\"Delivery\"]");
NodeList headerTradeDeliveryNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
for (int i = 0; i < headerTradeDeliveryNodes.getLength(); i++) {
Node headerTradeDeliveryNode = headerTradeDeliveryNodes.item(i);
NodeList headerTradeDeliveryChilds = headerTradeDeliveryNode.getChildNodes();
for (int deliveryChildIndex = 0; deliveryChildIndex < headerTradeDeliveryChilds.getLength(); deliveryChildIndex++) {
if (headerTradeDeliveryChilds.item(deliveryChildIndex).getLocalName() != null) {
if (headerTradeDeliveryChilds.item(deliveryChildIndex).getLocalName().equals("ActualDeliverySupplyChainEvent")) {
NodeList actualDeliveryChilds = headerTradeDeliveryChilds.item(deliveryChildIndex).getChildNodes();
for (int actualDeliveryChildIndex = 0; actualDeliveryChildIndex < actualDeliveryChilds.getLength(); actualDeliveryChildIndex++) {
if ((actualDeliveryChilds.item(actualDeliveryChildIndex).getLocalName() != null)
&& (actualDeliveryChilds.item(actualDeliveryChildIndex).getLocalName().equals("OccurrenceDateTime"))) {
NodeList occurenceChilds = actualDeliveryChilds.item(actualDeliveryChildIndex).getChildNodes();
for (int occurenceChildIndex = 0; occurenceChildIndex < occurenceChilds.getLength(); occurenceChildIndex++) {
if ((occurenceChilds.item(occurenceChildIndex).getLocalName() != null)
&& (occurenceChilds.item(occurenceChildIndex).getLocalName().equals("DateTimeString"))) {
deliveryDate = new SimpleDateFormat("yyyyMMdd").parse(XMLTools.trimOrNull(occurenceChilds.item(occurenceChildIndex)));
}
}
}
}
}
if (headerTradeDeliveryChilds.item(deliveryChildIndex).getLocalName().equals("DespatchAdviceReferencedDocument")) {
NodeList despatchAdviceChilds = headerTradeDeliveryChilds.item(deliveryChildIndex).getChildNodes();
for (int despatchAdviceChildIndex = 0; despatchAdviceChildIndex < despatchAdviceChilds.getLength(); despatchAdviceChildIndex++) {
if (despatchAdviceChilds.item(despatchAdviceChildIndex).getLocalName() != null
&& despatchAdviceChilds.item(despatchAdviceChildIndex).getLocalName().equals("IssuerAssignedID")) {
despatchAdviceReferencedDocument = XMLTools.trimOrNull(despatchAdviceChilds.item(despatchAdviceChildIndex));
}
}
}
}
}
}
xpr = xpath.compile("//*[local-name()=\"ApplicableHeaderTradeAgreement\"]");
NodeList headerTradeAgreementNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
String buyerOrderIssuerAssignedID = null;
String sellerOrderIssuerAssignedID = null;
for (int i = 0; i < headerTradeAgreementNodes.getLength(); i++) {
// XMLTools.trimOrNull(nodes.item(i)))) {
Node headerTradeAgreementNode = headerTradeAgreementNodes.item(i);
NodeList headerTradeAgreementChilds = headerTradeAgreementNode.getChildNodes();
for (int agreementChildIndex = 0; agreementChildIndex < headerTradeAgreementChilds.getLength(); agreementChildIndex++) {
if (headerTradeAgreementChilds.item(agreementChildIndex).getLocalName() != null) {
if (headerTradeAgreementChilds.item(agreementChildIndex).getLocalName().equals("BuyerOrderReferencedDocument")) {
NodeList buyerOrderChilds = headerTradeAgreementChilds.item(agreementChildIndex).getChildNodes();
for (int buyerOrderChildIndex = 0; buyerOrderChildIndex < buyerOrderChilds.getLength(); buyerOrderChildIndex++) {
if ((buyerOrderChilds.item(buyerOrderChildIndex).getLocalName() != null)
&& (buyerOrderChilds.item(buyerOrderChildIndex).getLocalName().equals("IssuerAssignedID"))) {
buyerOrderIssuerAssignedID = XMLTools.trimOrNull(buyerOrderChilds.item(buyerOrderChildIndex));
}
}
}
if (headerTradeAgreementChilds.item(agreementChildIndex).getLocalName().equals("SellerOrderReferencedDocument")) {
NodeList sellerOrderChilds = headerTradeAgreementChilds.item(agreementChildIndex).getChildNodes();
for (int sellerOrderChildIndex = 0; sellerOrderChildIndex < sellerOrderChilds.getLength(); sellerOrderChildIndex++) {
if ((sellerOrderChilds.item(sellerOrderChildIndex).getLocalName() != null)
&& (sellerOrderChilds.item(sellerOrderChildIndex).getLocalName().equals("IssuerAssignedID"))) {
sellerOrderIssuerAssignedID = XMLTools.trimOrNull(sellerOrderChilds.item(sellerOrderChildIndex));
}
}
}
}
}
}
String currency = extractString("//*[local-name()=\"ApplicableHeaderTradeSettlement\"]/*[local-name()=\"InvoiceCurrencyCode\"]|//*[local-name()=\"DocumentCurrencyCode\"]");
zpp.setCurrency(currency);
xpr = xpath.compile("//*[local-name()=\"ApplicableHeaderTradeSettlement\"]|//*[local-name()=\"ApplicableSupplyChainTradeSettlement\"]");
NodeList headerTradeSettlementNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
List bankDetails = new ArrayList<>();
String directDebitMandateID = null;
String IBAN = null, BIC = null;
for (int i = 0; i < headerTradeSettlementNodes.getLength(); i++) {
// XMLTools.trimOrNull(nodes.item(i)))) {
Node headerTradeSettlementNode = headerTradeSettlementNodes.item(i);
NodeList headerTradeSettlementChilds = headerTradeSettlementNode.getChildNodes();
for (int settlementChildIndex = 0; settlementChildIndex < headerTradeSettlementChilds.getLength(); settlementChildIndex++) {
if ((headerTradeSettlementChilds.item(settlementChildIndex).getLocalName() != null)
&& (headerTradeSettlementChilds.item(settlementChildIndex).getLocalName().equals("SpecifiedTradePaymentTerms"))) {
NodeList paymentTermChilds = headerTradeSettlementChilds.item(settlementChildIndex).getChildNodes();
for (int paymentTermChildIndex = 0; paymentTermChildIndex < paymentTermChilds.getLength(); paymentTermChildIndex++) {
if ((paymentTermChilds.item(paymentTermChildIndex).getLocalName() != null) && (paymentTermChilds.item(paymentTermChildIndex).getLocalName().equals("DueDateDateTime"))) {
NodeList dueDateChilds = paymentTermChilds.item(paymentTermChildIndex).getChildNodes();
for (int dueDateChildIndex = 0; dueDateChildIndex < dueDateChilds.getLength(); dueDateChildIndex++) {
if ((dueDateChilds.item(dueDateChildIndex).getLocalName() != null) && (dueDateChilds.item(dueDateChildIndex).getLocalName().equals("DateTimeString"))) {
dueDate = new SimpleDateFormat("yyyyMMdd").parse(XMLTools.trimOrNull(dueDateChilds.item(dueDateChildIndex)));
}
}
}
if ((paymentTermChilds.item(paymentTermChildIndex).getLocalName() != null) && (paymentTermChilds.item(paymentTermChildIndex).getLocalName().equals("DirectDebitMandateID"))) {
directDebitMandateID = paymentTermChilds.item(paymentTermChildIndex).getTextContent();
}
}
}
if ((headerTradeSettlementChilds.item(settlementChildIndex).getLocalName() != null)
&& (headerTradeSettlementChilds.item(settlementChildIndex).getLocalName().equals("SpecifiedTradeSettlementPaymentMeans"))) {
NodeList paymentMeansChilds = headerTradeSettlementChilds.item(settlementChildIndex).getChildNodes();
IBAN = null;
BIC = null;
for (int paymentMeansChildIndex = 0; paymentMeansChildIndex < paymentMeansChilds.getLength(); paymentMeansChildIndex++) {
if ((paymentMeansChilds.item(paymentMeansChildIndex).getLocalName() != null) && (paymentMeansChilds.item(paymentMeansChildIndex).getLocalName().equals("PayeePartyCreditorFinancialAccount") || paymentMeansChilds.item(paymentMeansChildIndex).getLocalName().equals("PayerPartyDebtorFinancialAccount"))) {
NodeList accountChilds = paymentMeansChilds.item(paymentMeansChildIndex).getChildNodes();
for (int accountChildIndex = 0; accountChildIndex < accountChilds.getLength(); accountChildIndex++) {
if ((accountChilds.item(accountChildIndex).getLocalName() != null) && (accountChilds.item(accountChildIndex).getLocalName().equals("IBANID"))) {//CII
IBAN = XMLTools.trimOrNull(accountChilds.item(accountChildIndex));
}
}
}
if ((paymentMeansChilds.item(paymentMeansChildIndex).getLocalName() != null) && (paymentMeansChilds.item(paymentMeansChildIndex).getLocalName().equals("PayeeSpecifiedCreditorFinancialInstitution"))) {
NodeList accountChilds = paymentMeansChilds.item(paymentMeansChildIndex).getChildNodes();
for (int accountChildIndex = 0; accountChildIndex < accountChilds.getLength(); accountChildIndex++) {
if ((accountChilds.item(accountChildIndex).getLocalName() != null) && (accountChilds.item(accountChildIndex).getLocalName().equals("BICID"))) {//CII
BIC = XMLTools.trimOrNull(accountChilds.item(accountChildIndex));
}
}
}
}
if (IBAN != null) {
BankDetails bd = new BankDetails(IBAN);
if (BIC != null) {
bd.setBIC(BIC);
}
bankDetails.add(bd);
}
}
if ((headerTradeSettlementChilds.item(settlementChildIndex).getLocalName() != null)
&& (headerTradeSettlementChilds.item(settlementChildIndex).getLocalName().equals("BillingSpecifiedPeriod"))) {
NodeList periodChilds = headerTradeSettlementChilds.item(settlementChildIndex).getChildNodes();
for (int periodChildIndex = 0; periodChildIndex < periodChilds.getLength(); periodChildIndex++) {
if ((periodChilds.item(periodChildIndex).getLocalName() != null) && (periodChilds.item(periodChildIndex).getLocalName().equals("StartDateTime"))) {
NodeList startPeriodChilds = periodChilds.item(periodChildIndex).getChildNodes();
for (int startPeriodIndex = 0; startPeriodIndex < startPeriodChilds.getLength(); startPeriodIndex++) {
if ((startPeriodChilds.item(startPeriodIndex).getLocalName() != null) && (startPeriodChilds.item(startPeriodIndex).getLocalName().equals("DateTimeString"))) {//CII
deliveryPeriodStart = XMLTools.trimOrNull(startPeriodChilds.item(startPeriodIndex));
}
}
}
if ((periodChilds.item(periodChildIndex).getLocalName() != null) && (periodChilds.item(periodChildIndex).getLocalName().equals("EndDateTime"))) {
NodeList endPeriodChilds = periodChilds.item(periodChildIndex).getChildNodes();
for (int endPeriodIndex = 0; endPeriodIndex < endPeriodChilds.getLength(); endPeriodIndex++) {
if ((endPeriodChilds.item(endPeriodIndex).getLocalName() != null) && (endPeriodChilds.item(endPeriodIndex).getLocalName().equals("DateTimeString"))) {//CII
deliveryPeriodEnd = XMLTools.trimOrNull(endPeriodChilds.item(endPeriodIndex));
}
}
}
}
}
}
}
if ((deliveryPeriodStart != null) && (deliveryPeriodEnd != null)) {
zpp.setDetailedDeliveryPeriod(XMLTools.tryDate(deliveryPeriodStart), XMLTools.tryDate(deliveryPeriodEnd));
} else if (deliveryPeriodStart != null) {
zpp.setDeliveryDate(XMLTools.tryDate(deliveryPeriodStart));
}
xpr = xpath.compile("//*[local-name()=\"PaymentMeans\"]"); //UBL only
NodeList paymentMeansNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
for (int i = 0; i < paymentMeansNodes.getLength(); i++) {
// XMLTools.trimOrNull(nodes.item(i)))) {
Node paymentMeansNode = paymentMeansNodes.item(i);
NodeList paymentMeansChilds = paymentMeansNode.getChildNodes();
for (int meansChildIndex = 0; meansChildIndex < paymentMeansChilds.getLength(); meansChildIndex++) {
if ((paymentMeansChilds.item(meansChildIndex).getLocalName() != null)
&& (paymentMeansChilds.item(meansChildIndex).getLocalName().equals("PayeeFinancialAccount"))) {
NodeList paymentTermChilds = paymentMeansChilds.item(meansChildIndex).getChildNodes();
for (int paymentTermChildIndex = 0; paymentTermChildIndex < paymentTermChilds.getLength(); paymentTermChildIndex++) {
if ((paymentTermChilds.item(paymentTermChildIndex).getLocalName() != null) && (paymentTermChilds.item(paymentTermChildIndex).getLocalName().equals("ID"))) {
IBAN = XMLTools.trimOrNull(paymentTermChilds.item(paymentTermChildIndex));
if (IBAN != null) {
BankDetails bd = new BankDetails(IBAN);
bankDetails.add(bd);
}
}
}
}
// if ((paymentMeansChilds.item(paymentTermChildIndex).getLocalName() != null) && (paymentTermChilds.item(paymentTermChildIndex).getLocalName().equals("DirectDebitMandateID"))) {
// directDebitMandateID = paymentTermChilds.item(paymentTermChildIndex).getTextContent();
// }
if ((paymentMeansChilds.item(meansChildIndex).getLocalName() != null)
&& (paymentMeansChilds.item(meansChildIndex).getLocalName().equals("PaymentMandate"))) {
NodeList paymentMandateChilds = paymentMeansChilds.item(meansChildIndex).getChildNodes();
for (int paymentMandateChildIndex = 0; paymentMandateChildIndex < paymentMandateChilds.getLength(); paymentMandateChildIndex++) {
if ((paymentMandateChilds.item(paymentMandateChildIndex).getLocalName() != null) && (paymentMandateChilds.item(paymentMandateChildIndex).getLocalName().equals("ID"))) {
directDebitMandateID = paymentMandateChilds.item(paymentMandateChildIndex).getTextContent();
}
}
}
}
}
zpp.setIssueDate(issueDate).setDueDate(dueDate).setDeliveryDate(deliveryDate).setSender(new TradeParty(SellerNodes)).setRecipient(new TradeParty(BuyerNodes)).setNumber(number).setDocumentCode(typeCode);
if ((directDebitMandateID != null) && (IBAN != null)) {
DirectDebit d = new DirectDebit(IBAN, directDebitMandateID);
zpp.getSender().addDebitDetails(d);
}
bankDetails.forEach(bankDetail -> zpp.getSender().addBankDetails(bankDetail));
if (payeeNodes.getLength() > 0) {
zpp.setPayee(new TradeParty(payeeNodes));
}
if (buyerOrderIssuerAssignedID != null) {
zpp.setBuyerOrderReferencedDocumentID(buyerOrderIssuerAssignedID);
} else {
zpp.setBuyerOrderReferencedDocumentID(extractString("//*[local-name()=\"OrderReference\"]/*[local-name()=\"ID\"]"));
}
if (sellerOrderIssuerAssignedID != null) {
zpp.setSellerOrderReferencedDocumentID(sellerOrderIssuerAssignedID);
} else {
zpp.setSellerOrderReferencedDocumentID(extractString("//*[local-name()=\"OrderReference\"]/*[local-name()=\"SalesOrderID\"]"));
}
if (despatchAdviceReferencedDocument != null) {
zpp.setDespatchAdviceReferencedDocumentID(despatchAdviceReferencedDocument);
} else {
zpp.setDespatchAdviceReferencedDocumentID(extractString("//*[local-name()=\"DespatchDocumentReference\"]/*[local-name()=\"ID\"]"));
}
zpp.setInvoiceReferencedDocumentID(extractString("//*[local-name()=\"InvoiceReferencedDocument\"]/*[local-name()=\"IssuerAssignedID\"]|//*[local-name()=\"BillingReference\"]/*[local-name()=\"InvoiceDocumentReference\"]/*[local-name()=\"ID\"]"));
zpp.setOwnOrganisationName(extractString("//*[local-name()=\"SellerTradeParty\"]/*[local-name()=\"Name\"]|//*[local-name()=\"AccountingSupplierParty\"]/*[local-name()=\"Party\"]/*[local-name()=\"PartyName\"]").trim());
String rounding = extractString("//*[local-name()=\"SpecifiedTradeSettlementHeaderMonetarySummation\"]/*[local-name()=\"RoundingAmount\"]|//*[local-name()=\"LegalMonetaryTotal\"]/*[local-name()=\"Party\"]/*[local-name()=\"PayableRoundingAmount\"]");
if ((rounding != null) && (!rounding.isEmpty())) {
zpp.setRoundingAmount(new BigDecimal(rounding.trim()));
}
xpr = xpath.compile("//*[local-name()=\"BuyerReference\"]");
String buyerReference = null;
lineTotalNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
if (lineTotalNodes.getLength() > 0) {
buyerReference = XMLTools.trimOrNull(lineTotalNodes.item(0));
}
if (buyerReference != null) {
zpp.setReferenceNumber(buyerReference);
}
xpr = xpath.compile("//*[local-name()=\"IncludedSupplyChainTradeLineItem\"]|//*[local-name()=\"InvoiceLine\"]");
NodeList nodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
if (nodes.getLength() != 0) {
for (int i = 0; i < nodes.getLength(); i++) {
Node currentItemNode = nodes.item(i);
Item it = new Item(currentItemNode.getChildNodes(), recalcPrice);
zpp.addItem(it);
}
// now handling base64 encoded attachments AttachmentBinaryObject=CII, EmbeddedDocumentBinaryObject=UBL
xpr = xpath.compile("//*[local-name()=\"AttachmentBinaryObject\"]|//*[local-name()=\"EmbeddedDocumentBinaryObject\"]");
NodeList attachmentNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
for (int i = 0; i < attachmentNodes.getLength(); i++) {
FileAttachment fa = new FileAttachment(attachmentNodes.item(i).getAttributes().getNamedItem("filename").getNodeValue(), attachmentNodes.item(i).getAttributes().getNamedItem("mimeCode").getNodeValue(), "Data", Base64.getDecoder().decode(XMLTools.trimOrNull(attachmentNodes.item(i))));
fileAttachments.add(fa);
// filename = "Aufmass.png" mimeCode = "image/png"
//EmbeddedDocumentBinaryObject cbc:EmbeddedDocumentBinaryObject mimeCode="image/png" filename="Aufmass.png"
}
// item level charges+allowances are not yet handled but a lower item price will
// be read,
// so the invoice remains arithmetically correct
// -> parse document level charges+allowances
xpr = xpath.compile("//*[local-name()=\"SpecifiedTradeAllowanceCharge\"]|//*[local-name()=\"AllowanceCharge\"]");//CII and UBL
NodeList chargeNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
for (int i = 0; i < chargeNodes.getLength(); i++) {
NodeList chargeNodeChilds = chargeNodes.item(i).getChildNodes();
boolean isCharge = true;
String chargeAmount = null;
String reason = null;
String reasonCode = null;
String taxPercent = null;
for (int chargeChildIndex = 0; chargeChildIndex < chargeNodeChilds.getLength(); chargeChildIndex++) {
String chargeChildName = chargeNodeChilds.item(chargeChildIndex).getLocalName();
if (chargeChildName != null) {
if (chargeChildName.equals("ChargeIndicator")) {
if (chargeNodeChilds.item(chargeChildIndex).getTextContent().trim().equalsIgnoreCase("false")) {
// UBL
isCharge = false;
} else if (chargeNodeChilds.item(chargeChildIndex).getTextContent().trim().equalsIgnoreCase("true")) {
// still UBL
isCharge = true;
} else {
//CII
NodeList indicatorChilds = chargeNodeChilds.item(chargeChildIndex).getChildNodes();
for (int indicatorChildIndex = 0; indicatorChildIndex < indicatorChilds.getLength(); indicatorChildIndex++) {
if ((indicatorChilds.item(indicatorChildIndex).getLocalName() != null)
&& (indicatorChilds.item(indicatorChildIndex).getLocalName().equals("Indicator"))) {
isCharge = XMLTools.trimOrNull(indicatorChilds.item(indicatorChildIndex)).equalsIgnoreCase("true");
}
}
}
} else if (chargeChildName.equals("ActualAmount") || chargeChildName.equals("Amount")) {
chargeAmount = XMLTools.trimOrNull(chargeNodeChilds.item(chargeChildIndex));
} else if (chargeChildName.equals("Reason") || chargeChildName.equals("AllowanceChargeReason")) {
reason = XMLTools.trimOrNull(chargeNodeChilds.item(chargeChildIndex));
} else if (chargeChildName.equals("ReasonCode") || chargeChildName.equals("AllowanceChargeReasonCode")) {
reasonCode = XMLTools.trimOrNull(chargeNodeChilds.item(chargeChildIndex));
} else if (chargeChildName.equals("CategoryTradeTax") || chargeChildName.equals("TaxCategory")) {
NodeList taxChilds = chargeNodeChilds.item(chargeChildIndex).getChildNodes();
for (int taxChildIndex = 0; taxChildIndex < taxChilds.getLength(); taxChildIndex++) {
String taxItemName = taxChilds.item(taxChildIndex).getLocalName();
if ((taxItemName != null) && (taxItemName.equals("RateApplicablePercent") || taxItemName.equals("ApplicablePercent") || taxItemName.equals("Percent"))) {
taxPercent = XMLTools.trimOrNull(taxChilds.item(taxChildIndex));
}
}
}
}
}
if (isCharge) {
Charge c = new Charge(new BigDecimal(chargeAmount));
if (reason != null) {
c.setReason(reason);
}
if (reasonCode != null) {
c.setReasonCode(reasonCode);
}
if (taxPercent != null) {
c.setTaxPercent(new BigDecimal(taxPercent));
}
zpp.addCharge(c);
} else {
Allowance a = new Allowance(new BigDecimal(chargeAmount));
if (reason != null) {
a.setReason(reason);
}
if (reasonCode != null) {
a.setReasonCode(reasonCode);
}
if (taxPercent != null) {
a.setTaxPercent(new BigDecimal(taxPercent));
}
zpp.addAllowance(a);
}
}
TransactionCalculator tc = new TransactionCalculator(zpp);
String expectedStringTotalGross = tc.getGrandTotal()
.subtract(Objects.requireNonNullElse(zpp.getTotalPrepaidAmount(), BigDecimal.ZERO)).toPlainString();
EStandard whichType;
try {
whichType = getStandard();
} catch (Exception e) {
throw new StructureException("Could not find out if it's an invoice, order, or delivery advice", 0);
}
if ((whichType != EStandard.despatchadvice)
&& ((!expectedStringTotalGross.equals(XMLTools.nDigitFormat(expectedGrandTotal, 2)))
&& (!ignoreCalculationErrors))) {
throw new ArithmetricException();
}
}
return zpp;
}
protected Document getDocument() {
return document;
}
protected String extractString(String xpathStr) {
if (!containsMeta) {
throw new ZUGFeRDExportException("No suitable data/ZUGFeRD file could be found.");
}
final String result;
try {
final Document document = getDocument();
final XPathFactory xpathFact = XPathFactory.newInstance();
final XPath xpath = xpathFact.newXPath();
result = xpath.evaluate(xpathStr, document);
} catch (final XPathExpressionException e) {
LOGGER.error("Failed to evaluate XPath", e);
throw new ZUGFeRDExportException(e);
}
return result;
}
public EStandard getStandard() throws Exception {
if (!containsMeta) {
throw new Exception("Not yet parsed");
}
final String head = getUTF8();
String rootNode = extractString("local-name(/*)");
if (rootNode.equals("CrossIndustryDocument")) {
return EStandard.zugferd;
} else if (rootNode.equals("Invoice")) {
return EStandard.ubl;
} else if (rootNode.equals("CreditNote")) {
return EStandard.ubl;
} else if (rootNode.equals("CrossIndustryInvoice")) {
return EStandard.facturx;
} else if (rootNode.equals("SCRDMCCBDACIDAMessageStructure")) {
return EStandard.despatchadvice;
} else if (head.contains(" getFileAttachmentsXML() {
return fileAttachments;
}
/***
* This will parse a XML into a invoice object
*
* @return the parsed invoice object
* @throws XPathExpressionException if internal xpath expressions were wrong
* @throws ParseException if the grand total of the parsed invoice could not be replicated with the new invoice
*/
public Invoice extractInvoice() throws XPathExpressionException, ParseException {
Invoice i = new Invoice();
return extractInto(i);
}
/***
* sets the XML for the importer to parse
* @param XML the UBL or CII
*/
public void fromXML(String XML) {
try {
containsMeta = true;
setRawXML(XML.getBytes(StandardCharsets.UTF_8));
} catch (IOException e) {
LOGGER.error(e.getMessage(), e);
}
}
}
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