JFAL-1594 fix Undo bug; enum EditCommand.Action; basic JUnit

[jalview.git] / src / jalview / gui / AlignViewport.java

diff --git a/src/jalview/gui/AlignViewport.java b/src/jalview/gui/AlignViewport.java
index 5c383d8..c5d19e2 100644 (file)
--- a/src/jalview/gui/AlignViewport.java
+++ b/src/jalview/gui/AlignViewport.java
@@ -42,6 +42,7 @@ import jalview.analysis.AnnotationSorter.SequenceAnnotationOrder;
 import jalview.analysis.NJTree;
 import jalview.api.AlignViewportI;
 import jalview.bin.Cache;
+import jalview.commands.CommandI;
 import jalview.datamodel.AlignmentAnnotation;
 import jalview.datamodel.AlignmentI;
 import jalview.datamodel.Annotation;
@@ -140,9 +141,9 @@ public class AlignViewport extends AlignmentViewport implements
 
   boolean gatherViewsHere = false;
 
-  Stack historyList = new Stack();
+  Stack<CommandI> historyList = new Stack<CommandI>();
 
-  Stack redoList = new Stack();
+  Stack<CommandI> redoList = new Stack<CommandI>();
 
   int thresholdTextColour = 0;