# HG changeset patch
# User kcr
# Date 1409088104 25200
# Node ID 41e163c45531def8be1e83977c57282c4aa58384
# Parent  38801bfb823c19076b9d97aacc2d1e13f02d9bcd
[mq]: instrument-a11y

diff --git a/modules/graphics/src/main/java/com/sun/glass/ui/Accessible.java b/modules/graphics/src/main/java/com/sun/glass/ui/Accessible.java
--- a/modules/graphics/src/main/java/com/sun/glass/ui/Accessible.java
+++ b/modules/graphics/src/main/java/com/sun/glass/ui/Accessible.java
@@ -32,6 +32,7 @@
 import java.security.PrivilegedAction;
 import com.sun.javafx.scene.NodeHelper;
 import com.sun.javafx.scene.SceneHelper;
+import com.sun.javafx.tk.quantum.QuantumToolkit;
 import javafx.scene.AccessibleAction;
 import javafx.scene.AccessibleAttribute;
 import javafx.scene.AccessibleRole;
@@ -154,6 +155,9 @@
     private GetAttribute getAttribute = new GetAttribute();
 
     public Object getAttribute(AccessibleAttribute attribute, Object... parameters) {
+        if (QuantumToolkit.getRenderLock().isHeldByCurrentThread()) {
+            System.err.println("***** Accessible.getAttribute: renderLock is held!");
+        }
         getAttribute.attribute = attribute;
         getAttribute.parameters = parameters;
         return AccessController.doPrivileged(getAttribute, getAccessControlContext());
@@ -171,6 +175,9 @@
     private ExecuteAction executeAction = new ExecuteAction();
 
     public void executeAction(AccessibleAction action, Object... parameters) {
+        if (QuantumToolkit.getRenderLock().isHeldByCurrentThread()) {
+            System.err.println("***** Accessible.getAttribute: renderLock is held!");
+        }
         executeAction.action = action;
         executeAction.parameters = parameters;
         AccessController.doPrivileged(executeAction, getAccessControlContext());
diff --git a/modules/graphics/src/main/java/com/sun/javafx/tk/quantum/QuantumToolkit.java b/modules/graphics/src/main/java/com/sun/javafx/tk/quantum/QuantumToolkit.java
--- a/modules/graphics/src/main/java/com/sun/javafx/tk/quantum/QuantumToolkit.java
+++ b/modules/graphics/src/main/java/com/sun/javafx/tk/quantum/QuantumToolkit.java
@@ -130,9 +130,14 @@
 import com.sun.javafx.logging.PulseLogger;
 import static com.sun.javafx.logging.PulseLogger.PULSE_LOGGING_ENABLED;
 import com.sun.prism.impl.ManagedResource;
+import java.util.concurrent.locks.ReentrantLock;
 
 public final class QuantumToolkit extends Toolkit {
 
+    public static ReentrantLock getRenderLock() {
+        return ViewPainter.renderLock;
+    }
+
     public static final boolean verbose =
             AccessController.doPrivileged((PrivilegedAction<Boolean>) () -> Boolean.getBoolean("quantum.verbose"));