X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fdatamodel%2FSequenceGroup.java;h=e37c55eb8688e50312e58c40142954da324049fd;hb=f96bae28bd23436052433c8d5e02447f46086248;hp=4f9d530fb317cc9ca16adc8319dbd5650f3b3491;hpb=c630afc899fc32c40c7ad72ff25c15c647492f11;p=jalview.git

diff --git a/src/jalview/datamodel/SequenceGroup.java b/src/jalview/datamodel/SequenceGroup.java
index 4f9d530..e37c55e 100755
--- a/src/jalview/datamodel/SequenceGroup.java
+++ b/src/jalview/datamodel/SequenceGroup.java
@@ -1411,4 +1411,24 @@ public class SequenceGroup implements AnnotatedCollectionI
     }
     return false;
   }
+
+  /**
+   * @param seq
+   * @return true if seq is a member of the group
+   */
+
+  public boolean contains(SequenceI seq1)
+  {
+    return sequences.contains(seq1);
+  }
+
+  /**
+   * @param seq
+   * @param apos
+   * @return true if startRes<=apos and endRes>=apos and seq is in the group
+   */
+  public boolean contains(SequenceI seq, int apos)
+  {
+    return (startRes <= apos && endRes >= apos) && sequences.contains(seq);
+  }
 }