X-Git-Url: http://source.jalview.org/gitweb/?p=jalview.git;a=blobdiff_plain;f=src%2Fjalview%2Fio%2FFileFormatI.java;fp=src%2Fjalview%2Fio%2FFileFormatI.java;h=1e8ab1d3e7be89cafd4de7b8b5dc4ead48363234;hp=f7b60765173ec8870fa932ba6336dfd65a697a82;hb=4a3def9f59cefe629c9a33d87483283aee085928;hpb=eca4795050a0f7eca3d5dece68eaa54987cebd15

diff --git a/src/jalview/io/FileFormatI.java b/src/jalview/io/FileFormatI.java
index f7b6076..1e8ab1d 100644
--- a/src/jalview/io/FileFormatI.java
+++ b/src/jalview/io/FileFormatI.java
@@ -80,4 +80,11 @@ public interface FileFormatI
    * @return
    */
   boolean isStructureFile();
+
+  /**
+   * Answers true if the file format can contain a phylogenetic tree.
+   * 
+   * @return
+   */
+  boolean isTreeFile();
 }