javatidy

diff --git a/src/jalview/workers/AlignCalcManager.java b/src/jalview/workers/AlignCalcManager.java
index 63ba828..784c64e 100644 (file)
--- a/src/jalview/workers/AlignCalcManager.java
+++ b/src/jalview/workers/AlignCalcManager.java
@@ -14,17 +14,17 @@ public class AlignCalcManager implements AlignCalcManagerI
 {
   private volatile List<AlignCalcWorkerI> restartable = new ArrayList<AlignCalcWorkerI>();
 
-  private List<Class> blackList = new ArrayList<Class>();
+  private final List<Class> blackList = new ArrayList<Class>();
 
   /**
    * global record of calculations in progress
    */
-  private static Hashtable<Class, AlignCalcWorkerI> inProgress = new Hashtable<Class, AlignCalcWorkerI>();
+  private final Hashtable<Class, AlignCalcWorkerI> inProgress = new Hashtable<Class, AlignCalcWorkerI>();
 
   /**
    * record of calculations pending or in progress in the current context
    */
-  private Map<Class, List<AlignCalcWorkerI>> updating = new Hashtable<Class, List<AlignCalcWorkerI>>();
+  private final Map<Class, List<AlignCalcWorkerI>> updating = new Hashtable<Class, List<AlignCalcWorkerI>>();
 
   @Override
   public void notifyStart(AlignCalcWorkerI worker)
@@ -66,7 +66,7 @@ public class AlignCalcManager implements AlignCalcManagerI
     return true;
   }
 
-  private HashSet<AlignCalcWorkerI> canUpdate=new HashSet<AlignCalcWorkerI>();
+  private final HashSet<AlignCalcWorkerI> canUpdate=new HashSet<AlignCalcWorkerI>();
   @Override
   public synchronized void workerComplete(AlignCalcWorkerI worker)
   {