Add support RNAML format

[jalview.git] / src / jalview / datamodel / Sequence.java

diff --git a/src/jalview/datamodel/Sequence.java b/src/jalview/datamodel/Sequence.java
index cdb1921..aa27d25 100755 (executable)
--- a/src/jalview/datamodel/Sequence.java
+++ b/src/jalview/datamodel/Sequence.java
@@ -60,7 +60,7 @@ public class Sequence implements SequenceI
    */
   int index = -1;
 
-  /** array of seuqence features - may not be null for a valid sequence object */
+  /** array of sequence features - may not be null for a valid sequence object */
   public SequenceFeature[] sequenceFeatures;
 
   /**
@@ -901,8 +901,10 @@ public class Sequence implements SequenceI
     {
       this.annotation = new Vector();
     }
-
-    this.annotation.addElement(annotation);
+    if (!this.annotation.contains(annotation))
+    {
+      this.annotation.addElement(annotation);
+    }
     annotation.setSequenceRef(this);
   }