JAL-2374 javadoc - qualify that sequence argument to findGroup must be in the Alignme...

diff --git a/src/jalview/datamodel/AlignmentI.java b/src/jalview/datamodel/AlignmentI.java
index 752235b..5d185cd 100755 (executable)
--- a/src/jalview/datamodel/AlignmentI.java
+++ b/src/jalview/datamodel/AlignmentI.java
@@ -157,10 +157,11 @@ public interface AlignmentI extends AnnotatedCollectionI
 
   /**
    * Returns the first group (in the order in which groups were added) that
-   * includes the given sequence and aligned position (base 0), or null if none
-   * found
+   * includes the given sequence instance and aligned position (base 0), or null
+   * if none found
    * 
    * @param seq
+   *          - must be contained in the alignment (not a dataset sequence)
    * @param position
    * 
    * @return