JAL-4186 Turn JvOptionPane Callable<Void> handlers back into Runnable for jalviewjs...

[jalview.git] / src / jalview / gui / StructureChooser.java

diff --git a/src/jalview/gui/StructureChooser.java b/src/jalview/gui/StructureChooser.java
index 2b16495..1f39f3c 100644 (file)
--- a/src/jalview/gui/StructureChooser.java
+++ b/src/jalview/gui/StructureChooser.java
@@ -33,7 +33,6 @@ import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
-import java.util.concurrent.Callable;
 import java.util.concurrent.Executors;
 
 import javax.swing.JCheckBox;
@@ -347,7 +346,7 @@ public class StructureChooser extends GStructureChooser
     };
 
     // fetch db refs if OK pressed
-    final Callable discoverCanonicalDBrefs = () -> {
+    final Runnable discoverCanonicalDBrefs = () -> {
       btn_queryTDB.setEnabled(false);
       populateSeqsWithoutSourceDBRef();
 
@@ -369,14 +368,12 @@ public class StructureChooser extends GStructureChooser
         // call finished action directly
         afterDbRefFetch.finished();
       }
-      return null;
     };
-    final Callable revertview = () -> {
+    final Runnable revertview = () -> {
       if (lastSelected != null)
       {
         cmb_filterOption.setSelectedItem(lastSelected);
       }
-      return null;
     };
     int threshold = Cache.getDefault("UNIPROT_AUTOFETCH_THRESHOLD",
             THRESHOLD_WARN_UNIPROT_FETCH_NEEDED);