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diff --git a/case-study/jdt-after/ui/org/eclipse/jdt/internal/ui/callhierarchy/ToggleOrientationAction.java b/case-study/jdt-after/ui/org/eclipse/jdt/internal/ui/callhierarchy/ToggleOrientationAction.java
new file mode 100644
index 00000000..24e415a5
--- /dev/null
+++ b/case-study/jdt-after/ui/org/eclipse/jdt/internal/ui/callhierarchy/ToggleOrientationAction.java
@@ -0,0 +1,76 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2011 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *   Jesper Kamstrup Linnet (eclipse@kamstrup-linnet.dk) - initial API and implementation
+ * 			(report 36180: Callers/Callees view)
+ *******************************************************************************/
+package org.eclipse.jdt.internal.ui.callhierarchy;
+
+import org.eclipse.core.runtime.Assert;
+
+import org.eclipse.jface.action.Action;
+
+import org.eclipse.ui.PlatformUI;
+
+import org.eclipse.jdt.internal.ui.IJavaHelpContextIds;
+import org.eclipse.jdt.internal.ui.JavaPluginImages;
+
+/**
+ * Toggles the orientationof the layout of the call hierarchy
+ */
+class ToggleOrientationAction extends Action {
+
+    CallHierarchyViewPart fView;
+    int fActionOrientation;
+
+    public ToggleOrientationAction(CallHierarchyViewPart v, int orientation) {
+        super("", AS_RADIO_BUTTON); //$NON-NLS-1$
+        if (orientation == CallHierarchyViewPart.VIEW_ORIENTATION_HORIZONTAL) {
+            setText(CallHierarchyMessages.ToggleOrientationAction_horizontal_label);
+            setDescription(CallHierarchyMessages.ToggleOrientationAction_horizontal_description);
+            setToolTipText(CallHierarchyMessages.ToggleOrientationAction_horizontal_tooltip);
+            JavaPluginImages.setLocalImageDescriptors(this, "th_horizontal.gif"); //$NON-NLS-1$
+        } else if (orientation == CallHierarchyViewPart.VIEW_ORIENTATION_VERTICAL) {
+            setText(CallHierarchyMessages.ToggleOrientationAction_vertical_label);
+            setDescription(CallHierarchyMessages.ToggleOrientationAction_vertical_description);
+            setToolTipText(CallHierarchyMessages.ToggleOrientationAction_vertical_tooltip);
+            JavaPluginImages.setLocalImageDescriptors(this, "th_vertical.gif"); //$NON-NLS-1$
+		} else if (orientation == CallHierarchyViewPart.VIEW_ORIENTATION_AUTOMATIC) {
+			setText(CallHierarchyMessages.ToggleOrientationAction_automatic_label);
+			setDescription(CallHierarchyMessages.ToggleOrientationAction_automatic_description);
+			setToolTipText(CallHierarchyMessages.ToggleOrientationAction_automatic_tooltip);
+			JavaPluginImages.setLocalImageDescriptors(this, "th_automatic.gif"); //$NON-NLS-1$
+        } else if (orientation == CallHierarchyViewPart.VIEW_ORIENTATION_SINGLE) {
+            setText(CallHierarchyMessages.ToggleOrientationAction_single_label);
+            setDescription(CallHierarchyMessages.ToggleOrientationAction_single_description);
+            setToolTipText(CallHierarchyMessages.ToggleOrientationAction_single_tooltip);
+            JavaPluginImages.setLocalImageDescriptors(this, "th_single.gif"); //$NON-NLS-1$
+        } else {
+            Assert.isTrue(false);
+        }
+        fView= v;
+        fActionOrientation= orientation;
+        PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IJavaHelpContextIds.CALL_HIERARCHY_TOGGLE_ORIENTATION_ACTION);
+    }
+
+    public int getOrientation() {
+        return fActionOrientation;
+    }
+
+    /*
+     * @see Action#actionPerformed
+     */
+    @Override
+	public void run() {
+		if (isChecked()) {
+			fView.generated_3565091769241228967(this);
+			fView.computeOrientation();
+		}
+    }
+
+}