closes #579

History.md

@@ -5,6 +5,7 @@
 -? lineTotalAmount is null 
 ? be able to access ID in error message
 ? log  error IDs 
+- closes #579
 
 
 2.15.0

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

@@ -324,7 +324,7 @@ 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))));

library/src/test/java/org/mustangproject/ZUGFeRD/ZF2ZInvoiceImporterTest.java

@@ -377,6 +377,25 @@ public class ZF2ZInvoiceImporterTest extends ResourceCase {
 
 	}
 
+	@Test
+	public void testImportPrepaid() throws XPathExpressionException, ParseException {
+		InputStream inputStream = this.getClass()
+			.getResourceAsStream("/EN16931_1_Teilrechnung.pdf");
+		ZUGFeRDInvoiceImporter importer = new ZUGFeRDInvoiceImporter();
+		importer.doIgnoreCalculationErrors();
+		importer.setInputStream(inputStream);
+		Invoice invoice = importer.extractInvoice();
+		boolean isBD=invoice.getTotalPrepaidAmount() instanceof BigDecimal;
+		assertTrue(isBD);
+		BigDecimal expected=new BigDecimal(50);
+		if (isBD) {
+			BigDecimal amread=invoice.getTotalPrepaidAmount();
+			assertTrue(amread.compareTo(expected) == 0);
+		}
+
+	}
+
+
 	@Test
 	public void testImportIncludedNotes() throws XPathExpressionException, ParseException {
 		InputStream inputStream = this.getClass()