--- old/src/share/classes/javax/swing/SwingUtilities.java	2012-07-12 18:31:21.254097300 +0400
+++ new/src/share/classes/javax/swing/SwingUtilities.java	2012-07-12 18:31:21.090097297 +0400
@@ -319,7 +319,8 @@
             newEvent = new MouseWheelEvent(newSource,
                                            sourceWheelEvent.getID(),
                                            sourceWheelEvent.getWhen(),
-                                           sourceWheelEvent.getModifiers(),
+                                           sourceWheelEvent.getModifiers()
+                                                   | sourceWheelEvent.getModifiersEx(),
                                            p.x,p.y,
                                            sourceWheelEvent.getXOnScreen(),
                                            sourceWheelEvent.getYOnScreen(),
@@ -334,7 +335,8 @@
             newEvent = new MenuDragMouseEvent(newSource,
                                               sourceMenuDragEvent.getID(),
                                               sourceMenuDragEvent.getWhen(),
-                                              sourceMenuDragEvent.getModifiers(),
+                                              sourceMenuDragEvent.getModifiers()
+                                                      | sourceMenuDragEvent.getModifiersEx(),
                                               p.x,p.y,
                                               sourceMenuDragEvent.getXOnScreen(),
                                               sourceMenuDragEvent.getYOnScreen(),
@@ -347,7 +349,8 @@
             newEvent = new MouseEvent(newSource,
                                       sourceEvent.getID(),
                                       sourceEvent.getWhen(),
-                                      sourceEvent.getModifiers(),
+                                      sourceEvent.getModifiers()
+                                              | sourceEvent.getModifiersEx(),
                                       p.x,p.y,
                                       sourceEvent.getXOnScreen(),
                                       sourceEvent.getYOnScreen(),
--- /dev/null	2012-07-10 23:49:05.165517007 +0400
+++ new/test/javax/swing/SwingUtilities/7170657/bug7170657.java	2012-07-12 18:31:21.738097314 +0400
@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import java.awt.Frame;
+import java.awt.event.InputEvent;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseWheelEvent;
+
+import javax.swing.SwingUtilities;
+import javax.swing.event.MenuDragMouseEvent;
+
+/**
+ * @test
+ * @bug 7170657
+ * @author Sergey Bylokhov
+ * @run main/othervm bug7170657
+ */
+public final class bug7170657 {
+
+    private static boolean FAILED;
+
+    public static void main(final String[] args) {
+        final int mask = InputEvent.META_DOWN_MASK | InputEvent.CTRL_MASK;
+
+        Frame f = new Frame();
+
+        MouseEvent mwe = new MouseWheelEvent(f, 1, 1, mask, 1, 1, 1, 1, 1, true,
+                                             1, 1, 1);
+
+        MouseEvent mdme = new MenuDragMouseEvent(f, 1, 1, mask, 1, 1, 1, 1, 1,
+                                                 true, null, null);
+        MouseEvent me = new MouseEvent(f, 1, 1, mask, 1, 1, 1, 1, 1, true,
+                                       MouseEvent.NOBUTTON);
+
+        test(f, mwe);
+        test(f, mdme);
+        test(f, me);
+
+        if (FAILED) {
+            throw new RuntimeException("Wrong mouse event");
+        }
+    }
+
+
+    private static void test(final Frame frame, final MouseEvent me) {
+        MouseEvent newme = SwingUtilities.convertMouseEvent(frame, me, frame);
+        if (me.getModifiersEx() != newme.getModifiersEx()
+                || me.getModifiers() != newme.getModifiers()) {
+            fail(me, newme);
+        }
+    }
+
+    private static void fail(final MouseEvent exp, final MouseEvent act) {
+        System.err.println("Expected: " + exp);
+        System.err.println("Actual: " + act);
+        FAILED = true;
+    }
+}