# HG changeset patch
# User Bernhard Urban <bernhard.urban@jku.at>
# Date 1390245425 -3600
# Node ID 34b07168b5053db24b14b5bf6b11ad13d81f2744
# Parent  a65486301b313e59bdfb5a579f1e1e44e1fb24a0
IGV: fix nulling out reference in rootnode

diff -r a65486301b31 -r 34b07168b505 src/share/tools/IdealGraphVisualizer/Bytecodes/src/com/sun/hotspot/igv/bytecodes/BytecodeViewTopComponent.java
--- a/src/share/tools/IdealGraphVisualizer/Bytecodes/src/com/sun/hotspot/igv/bytecodes/BytecodeViewTopComponent.java	Mon Jan 20 22:30:19 2014 +0100
+++ b/src/share/tools/IdealGraphVisualizer/Bytecodes/src/com/sun/hotspot/igv/bytecodes/BytecodeViewTopComponent.java	Mon Jan 20 20:17:05 2014 +0100
@@ -171,22 +171,21 @@
     @Override
     public void resultChanged(LookupEvent lookupEvent) {
         final InputGraphProvider p = LookupHistory.getLast(InputGraphProvider.class);//)Utilities.actionsGlobalContext().lookup(InputGraphProvider.class);
-        if (p != null) {
             SwingUtilities.invokeLater(new Runnable() {
                 @Override
                 public void run() {
+                if (p != null) {
                     InputGraph graph = p.getGraph();
                     if (graph != null) {
                         Group g = graph.getGroup();
                         rootNode.update(graph, g.getMethod());
-                    } else {
-                        rootNode.update(null, null);
+                        return;
                     }
                 }
+                        rootNode.update(null, null);
+                    }
             });
-        } else {
-            rootNode.update(null, null);
-        }
+
     }
 
     final static class ResolvableHelper implements Serializable {