[PATCH] Sediment Density parser: avoid NPE when no year is given

[Wald Commits]

# HG changeset patch
# User Tom Gottfried <tom.gottfried at intevation.de>
# Date 1375437068 -7200
# Branch double-precision
# Node ID d3c6095813139032e6b2eb779771597a130bbb77
# Parent  bd437771ea0039d681aafd04dcfde4dbcc3a73a6
Sediment Density parser: avoid NPE when no year is given

diff -r bd437771ea00 -r d3c609581313 backend/src/main/java/org/dive4elements/river/importer/parsers/SedimentDensityParser.java
--- a/backend/src/main/java/org/dive4elements/river/importer/parsers/SedimentDensityParser.java	Fri Aug 02 11:36:33 2013 +0200
+++ b/backend/src/main/java/org/dive4elements/river/importer/parsers/SedimentDensityParser.java	Fri Aug 02 11:51:08 2013 +0200
@@ -177,12 +177,14 @@
         }
 
         BigDecimal year = null;
-        try {
-            year = new BigDecimal(nf.parse(yearString).doubleValue());
-        }
-        catch (ParseException pe) {
-            log.warn("Unparseable year string");
-        }
+	if (yearString != null) {
+	    try {
+		year = new BigDecimal(nf.parse(yearString).doubleValue());
+	    }
+	    catch (ParseException pe) {
+		log.warn("Unparseable year string");
+	    }
+	}
 
         current.addValue(new ImportSedimentDensityValue(
             km,