Merge branch 'master' into includedNotes-items

library/src/main/java/org/mustangproject/CalculatedInvoice.java

@@ -11,11 +11,13 @@ import java.math.BigDecimal;
 
 public class CalculatedInvoice extends Invoice implements Serializable {
 
-    protected BigDecimal grandTotal=null;
+	protected BigDecimal grandTotal=null;
+	protected BigDecimal lineTotalAmount=null;
 
     public void calculate() {
         TransactionCalculator tc=new TransactionCalculator(this);
         grandTotal=tc.getGrandTotal();
+		lineTotalAmount=tc.getValue();
     }
 	public BigDecimal getGrandTotal() {
 		if (grandTotal==null) {
@@ -27,4 +29,15 @@ public class CalculatedInvoice extends Invoice implements Serializable {
 		grandTotal=grand;
 		return this;
 	}
+	public BigDecimal getLineTotalAmount() {
+		if (lineTotalAmount==null) {
+			calculate();
+		}
+		return lineTotalAmount;
+	}
+	public CalculatedInvoice setLineTotalAmount(BigDecimal total) {
+		lineTotalAmount=total;
+		return this;
+	}
+
 }

library/src/main/java/org/mustangproject/DirectDebit.java

@@ -9,12 +9,12 @@ public class DirectDebit implements IZUGFeRDTradeSettlementDebit {
 	/**
 	 * Debited account identifier (BT-91)
 	 */
-	protected final String IBAN;
+	protected String IBAN;
 
 	/**
 	 * Mandate reference identifier (BT-89)
 	 */
-	protected final String mandate;
+	protected String mandate;
 
 	/**
 	 * bean constructor

library/src/main/java/org/mustangproject/Item.java

@@ -72,6 +72,9 @@ public class Item implements IZUGFeRDExportableItem {
 			icnm.getAsNodeMap("ClassifiedTaxCategory").flatMap(m -> m.getAsBigDecimal("Percent"))
 				.ifPresent(product::setVATPercent);
 		});
+		itemMap.getAsNodeMap("AssociatedDocumentLineDocument").ifPresent(icnm -> {
+			icnm.getAsString("LineID").ifPresent(this::setId);
+		});
 
 		itemMap.getAsNodeMap("Price").ifPresent(icnm -> {
 			// ubl

library/src/main/java/org/mustangproject/ZUGFeRD/IZUGFeRDExportableItem.java

@@ -155,6 +155,20 @@ public interface IZUGFeRDExportableItem extends IAbsoluteValueProvider{
 		return null;
 	}
 
+	/***
+	 *
+	 * @return the line ID
+	 */
+	default String getId()  {
+		return null;
+	}
+
+	/**
+	 * A grouping of business terms to indicate accounting-relevant free texts including a qualification of these.
+	 *
+	 * The information are written to the same xml nodes like {@link #getNotes()} but with explicit subjectCode.
+	 * @return list of the notes
+	 */
 	default List<IncludedNote> getNotesWithSubjectCode() {
 		return null;
 	}

library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRD2PullProvider.java

@@ -401,6 +401,10 @@ public class ZUGFeRD2PullProvider implements IXMLProvider {
 		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 = "<ram:ExemptionReason>" + XMLTools.encodeXML(currentItem.getProduct().getTaxExemptionReason()) + "</ram:ExemptionReason>";
 			}
@@ -408,7 +412,7 @@ public class ZUGFeRD2PullProvider implements IXMLProvider {
 			if ((getProfile() != Profiles.getByName("Minimum")) && (getProfile() != Profiles.getByName("BasicWL"))) {
 				xml += "<ram:IncludedSupplyChainTradeLineItem>" +
 					"<ram:AssociatedDocumentLineDocument>"
-					+ "<ram:LineID>" + lineID + "</ram:LineID>"
+					+ "<ram:LineID>" + lineIDStr + "</ram:LineID>"
 					+ buildItemNotes(currentItem)
 					+ "</ram:AssociatedDocumentLineDocument>"
 

library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRDInvoiceImporter.java

@@ -324,12 +324,21 @@ public class ZUGFeRDInvoiceImporter {
 			}
 		}
 
-		xpr = xpath.compile("//*[local-name()=\"PrepaidAmount\"]");
+		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))));
+			}
+		}
+
 		Date issueDate = null;
 		Date dueDate = null;
 		Date deliveryDate = null;
@@ -628,9 +637,9 @@ public class ZUGFeRDInvoiceImporter {
 
 		xpr = xpath.compile("//*[local-name()=\"BuyerReference\"]");
 		String buyerReference = null;
-		prepaidNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
-		if (prepaidNodes.getLength() > 0) {
-			buyerReference = XMLTools.trimOrNull(prepaidNodes.item(0));
+		lineTotalNodes = (NodeList) xpr.evaluate(getDocument(), XPathConstants.NODESET);
+		if (lineTotalNodes.getLength() > 0) {
+			buyerReference = XMLTools.trimOrNull(lineTotalNodes.item(0));
 		}
 		if (buyerReference != null) {
 			zpp.setReferenceNumber(buyerReference);