http://jira.mfd.msk:8088/browse/CLS-316

---
fix up

clearing-parent/swt-importer/src/main/java/ru/spcex/clearing/swt/importer/logic/data/tables/SDf13Table.java

@@ -21,6 +21,7 @@ public class SDf13Table extends AbstractTable<SDf13> {
     public SDf13 getEntity(SWTHeaderData header, String[] entity) {
         SDf13 result = new SDf13();
         result.setFileName(filename);
+        result.setOutDocument(header.getValFor20Tag());
         result.setGenerationTime(Instant.now());
         result.setGenerationId(fileId);
         return result;

clearing-parent/swt-importer/src/main/java/ru/spcex/clearing/swt/importer/util/SWTReader.java

@@ -112,8 +112,9 @@ S_DF_13
                 }
                 return separetedLine;
             case S_DF_13:
+                return new String[0];
             default:
-                return null;
+                throw new IllegalStateException("Could not process this type of table");
         }
     }