X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FStructureChooser.java;h=9f259bb9646973ffa5c8904abf8cb42c11a1da06;hb=0de37d1a047209510bab82225109ae2a47931f79;hp=30b3c061045258c0e3628504f372dd29e2e4897f;hpb=01f8ff469a507604ed961418f7c80f9b245e60ca;p=jalview.git

diff --git a/src/jalview/gui/StructureChooser.java b/src/jalview/gui/StructureChooser.java
index 30b3c06..9f259bb 100644
--- a/src/jalview/gui/StructureChooser.java
+++ b/src/jalview/gui/StructureChooser.java
@@ -31,6 +31,7 @@ import java.util.HashSet;
 import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Locale;
+import java.util.concurrent.Callable;
 import java.util.concurrent.Executors;
 
 import javax.swing.JCheckBox;
@@ -327,53 +328,43 @@ public class StructureChooser extends GStructureChooser
     };
 
     // fetch db refs if OK pressed
-    final Runnable discoverCanonicalDBrefs = new Runnable()
-    {
-      @Override
-      public void run()
+    final Callable discoverCanonicalDBrefs = () -> {
+      btn_queryTDB.setEnabled(false);
+      populateSeqsWithoutSourceDBRef();
+
+      final int y = seqsWithoutSourceDBRef.size();
+      if (y > 0)
       {
-        btn_queryTDB.setEnabled(false);
-        populateSeqsWithoutSourceDBRef();
+        final SequenceI[] seqWithoutSrcDBRef = seqsWithoutSourceDBRef
+                .toArray(new SequenceI[y]);
+        DBRefFetcher dbRefFetcher = new DBRefFetcher(seqWithoutSrcDBRef,
+                progressBar, new DbSourceProxy[]
+                { new jalview.ws.dbsources.Uniprot() }, null, false);
+        dbRefFetcher.addListener(afterDbRefFetch);
+        // ideally this would also gracefully run with callbacks
 
-        final int y = seqsWithoutSourceDBRef.size();
-        if (y > 0)
-        {
-          final SequenceI[] seqWithoutSrcDBRef = seqsWithoutSourceDBRef
-                  .toArray(new SequenceI[y]);
-          DBRefFetcher dbRefFetcher = new DBRefFetcher(seqWithoutSrcDBRef,
-                  progressBar, new DbSourceProxy[]
-                  { new jalview.ws.dbsources.Uniprot() }, null, false);
-          dbRefFetcher.addListener(afterDbRefFetch);
-          // ideally this would also gracefully run with callbacks
-
-          dbRefFetcher.fetchDBRefs(true);
-        }
-        else
-        {
-          // call finished action directly
-          afterDbRefFetch.finished();
-        }
+        dbRefFetcher.fetchDBRefs(true);
       }
-
+      else
+      {
+        // call finished action directly
+        afterDbRefFetch.finished();
+      }
+      return null;
     };
-    final Runnable revertview = new Runnable()
-    {
-      @Override
-      public void run()
+    final Callable revertview = () -> {
+      if (lastSelected != null)
       {
-        if (lastSelected != null)
-        {
-          cmb_filterOption.setSelectedItem(lastSelected);
-        }
-      };
+        cmb_filterOption.setSelectedItem(lastSelected);
+      }
+      return null;
     };
     int threshold = Cache.getDefault("UNIPROT_AUTOFETCH_THRESHOLD",
             THRESHOLD_WARN_UNIPROT_FETCH_NEEDED);
     Console.debug("Using Uniprot fetch threshold of " + threshold);
     if (ignoreGui || seqsWithoutSourceDBRef.size() < threshold)
     {
-      Executors.defaultThreadFactory().newThread(discoverCanonicalDBrefs)
-              .start();
+      Executors.newSingleThreadExecutor().submit(discoverCanonicalDBrefs);
       return;
     }
     // need cancel and no to result in the discoverPDB action - mocked is