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

[jalview.git] / src / jalview / io / HtmlSvgOutput.java

diff --git a/src/jalview/io/HtmlSvgOutput.java b/src/jalview/io/HtmlSvgOutput.java
index c5ce35b..7b661f3 100644 (file)
--- a/src/jalview/io/HtmlSvgOutput.java
+++ b/src/jalview/io/HtmlSvgOutput.java
@@ -26,7 +26,6 @@ import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.util.Locale;
-import java.util.concurrent.Callable;
 import java.util.concurrent.atomic.AtomicBoolean;
 
 import org.jfree.graphics2d.svg.SVGGraphics2D;
@@ -221,9 +220,8 @@ public class HtmlSvgOutput extends HTMLOutput
       /*
        * configure the action to run on OK in the dialog
        */
-      Callable<Void> okAction = () -> {
+      Runnable okAction = () -> {
         doOutput(textOption.get());
-        return null;
       };
 
       /*
@@ -237,7 +235,6 @@ public class HtmlSvgOutput extends HTMLOutput
           setProgressMessage(MessageManager.formatMessage(
                   "status.cancelled_image_export_operation",
                   getDescription()));
-          return null;
         });
         svgOption.setResponseAction(0, okAction);
         svgOption.showDialog();