X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fdatamodel%2FSequenceI.java;h=0b2656416e5ab49339fed5cd60cc801cb86b90e2;hb=3d4ead4880755ec949de0300c232544ba965e60d;hp=013897d14a079e0309b50b7d4846a169dc4ef349;hpb=fbf6a124e2ffe81bcde747fda6f004748eb3b479;p=jalview.git

diff --git a/src/jalview/datamodel/SequenceI.java b/src/jalview/datamodel/SequenceI.java
index 013897d..0b26564 100755
--- a/src/jalview/datamodel/SequenceI.java
+++ b/src/jalview/datamodel/SequenceI.java
@@ -609,12 +609,23 @@ public interface SequenceI extends ASequenceI
   public void resetColors();
 
   /**
+   * allows passing the result ArrayList as a parameter to avoid unnecessary
+   * construction
+   * 
    * @author Bob Hanson 2019.07.30
    * 
-   * allows passing the result ArrayList as a parameter to avoid unnecessary construction
    * 
    */
-  void findFeatures(int column, String type, List<SequenceFeature> result);
+  List<SequenceFeature> findFeatures(int column, String type,
+          List<SequenceFeature> result);
+
+  /**
+   * allows early intervention for renderer if false
+   * 
+   * @author Bob Hanson 2019.07.30
+   * 
+   */
+  public boolean hasFeatures(String type);
 
 }