csvwriter was not flushed and closed resulting in missing lpms in the index file

Author: VikiPeeva

src/org/processmining/placebasedlpmdiscovery/model/exporting/exporters/CSVExporter.java

@@ -63,7 +63,9 @@ public static void export(LPMDiscoveryResult object, String directory) {
                 }
                 csvWriter.write(String.valueOf(aggregateOperation.aggregate(lpm.getAdditionalInfo().getEvaluationResults().values())));
                 csvWriter.endRecord();
+                csvWriter.flush();
             }
+            csvWriter.close();
         } catch (IOException e) {
             e.printStackTrace();
         }