Merge branch 'develop' into features/JAL-2446NCList

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

diff --git a/src/jalview/datamodel/SequenceI.java b/src/jalview/datamodel/SequenceI.java
index 75394b1..7ecb4ed 100755 (executable)
--- a/src/jalview/datamodel/SequenceI.java
+++ b/src/jalview/datamodel/SequenceI.java
@@ -337,7 +337,14 @@ public interface SequenceI extends ASequenceI
    */
   public void addDBRef(DBRefEntry entry);
 
-  public void addSequenceFeature(SequenceFeature sf);
+  /**
+   * Adds the given sequence feature and returns true, or returns false if it is
+   * already present on the sequence
+   * 
+   * @param sf
+   * @return
+   */
+  public boolean addSequenceFeature(SequenceFeature sf);
 
   public void deleteFeature(SequenceFeature sf);