SSDM-911 - make some variables final in file operations mangaer

SVN: 32499

datastore_server/source/java/ch/systemsx/cisd/openbis/dss/generic/server/plugins/standard/DistributedPackagingDataSetFileOperationsManager.java

@@ -81,19 +81,19 @@ public class DistributedPackagingDataSetFileOperationsManager implements IDataSe
             }
         };
 
-    private boolean ignoreExisting;
+    private final boolean ignoreExisting;
 
-    private File defaultFolder;
+    private final File defaultFolder;
 
-    private File defaultSmallDataSetsFolder;
+    private final File defaultSmallDataSetsFolder;
 
-    private Long smallDataSetsSizeLimit;
+    private final Long smallDataSetsSizeLimit;
 
-    private boolean withSharding;
+    private final boolean withSharding;
 
-    private String mappingFilePathOrNull;
+    private final String mappingFilePathOrNull;
 
-    private boolean createArchives;
+    private final boolean createArchives;
 
     private transient IEncapsulatedOpenBISService service;
 
@@ -136,12 +136,20 @@ public class DistributedPackagingDataSetFileOperationsManager implements IDataSe
                         + "' doesn't exist or is not a folder.");
             }
         }
+        else
+        {
+            defaultSmallDataSetsFolder = null;
+        }
 
         long aSmallDataSetsSizeLimit = PropertyUtils.getLong(properties, SMALL_DATA_SETS_SIZE_LIMIT_KEY, -1);
         if (aSmallDataSetsSizeLimit > 0)
         {
             smallDataSetsSizeLimit = aSmallDataSetsSizeLimit * 1024;
         }
+        else
+        {
+            smallDataSetsSizeLimit = 0l;
+        }
 
         mappingFilePathOrNull = properties.getProperty(MAPPING_FILE_KEY);
         createArchives = PropertyUtils.getBoolean(properties, CREATE_ARCHIVES_KEY, false);