X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2Fstructurechooser%2FStructureChooserQuerySource.java;fp=src%2Fjalview%2Fgui%2Fstructurechooser%2FStructureChooserQuerySource.java;h=c18a8a2355bdb0712f03e97c16b10e42f0b148ed;hb=a35bdf653fe2f56b6600c57f53991a0191cb0032;hp=6a1c64f9442ca8fa93afc3a3ebbe532692416d5a;hpb=4f452e7f601b3afc4b6380632586b04d9fa081bb;p=jalview.git

diff --git a/src/jalview/gui/structurechooser/StructureChooserQuerySource.java b/src/jalview/gui/structurechooser/StructureChooserQuerySource.java
index 6a1c64f..c18a8a2 100644
--- a/src/jalview/gui/structurechooser/StructureChooserQuerySource.java
+++ b/src/jalview/gui/structurechooser/StructureChooserQuerySource.java
@@ -238,4 +238,11 @@ public abstract class StructureChooserQuerySource
     return new PDBStructureChooserQuerySource();
   }
 
+  /**
+   * some filter options may mean the original query needs to be executed again. 
+   * @param selectedFilterOpt
+   * @return true if the fetchStructuresMetadata method needs to be called again
+   */
+  public abstract boolean needsRefetch(FilterOption selectedFilterOpt);
+
 }
\ No newline at end of file