JAL-2515 Id panel in applet updated for NPE on urlProvider

diff --git a/src/jalview/appletgui/IdPanel.java b/src/jalview/appletgui/IdPanel.java
index e47c50a..4cc4a3a 100755 (executable)
--- a/src/jalview/appletgui/IdPanel.java
+++ b/src/jalview/appletgui/IdPanel.java
@@ -35,6 +35,7 @@ import java.awt.event.InputEvent;
 import java.awt.event.MouseEvent;
 import java.awt.event.MouseListener;
 import java.awt.event.MouseMotionListener;
+import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 
@@ -225,6 +226,10 @@ public class IdPanel extends Panel implements MouseListener,
     String id = sq.getName();
 
     // get the default url with the sequence details filled in
+    if (urlProvider == null)
+    {
+      return;
+    }
     String url = urlProvider.getPrimaryUrl(id);
     String target = urlProvider.getPrimaryTarget(id);
     try
@@ -287,8 +292,15 @@ public class IdPanel extends Panel implements MouseListener,
 
       // build a new links menu based on the current links + any non-positional
       // features
-      List<String> nlinks = urlProvider.getLinksForMenu();
-
+      List<String> nlinks;
+      if (urlProvider != null)
+      {
+        nlinks = urlProvider.getLinksForMenu();
+      }
+      else
+      {
+        nlinks = new ArrayList<String>();
+      }
       SequenceFeature sf[] = sq == null ? null : sq.getSequenceFeatures();
       for (int sl = 0; sf != null && sl < sf.length; sl++)
       {