--- a/jdk/src/java.desktop/share/classes/javax/swing/JInternalFrame.java	Mon Nov 16 10:56:21 2015 +0300
+++ b/jdk/src/java.desktop/share/classes/javax/swing/JInternalFrame.java	Mon Nov 16 15:03:17 2015 +0400
@@ -1753,11 +1753,6 @@
         if (isVisible()) {
             setVisible(false);
         }
-        if (isSelected()) {
-            try {
-                setSelected(false);
-            } catch (PropertyVetoException pve) {}
-        }
         if (!isClosed) {
           firePropertyChange(IS_CLOSED_PROPERTY, Boolean.FALSE, Boolean.TRUE);
           isClosed = true;

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/swing/JInternalFrame/6288609/TestJInternalFrameDispose.java	Mon Nov 16 15:03:17 2015 +0400
@@ -0,0 +1,158 @@
+/*
+ * Copyright (c) 2015, 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.
+ *
+ * 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.
+ */
+
+/*
+ * @test
+ * @bug 6288609
+ * @summary JInternalFrame.setDefaultCloseOperation() interferes with "close"
+              behavior
+ * @library ../../regtesthelpers
+ * @build Util
+ * @run main TestJInternalFrameDispose
+ */
+import java.awt.Point;
+import java.awt.Robot;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.InputEvent;
+import javax.swing.JFrame;
+import javax.swing.JDesktopPane;
+import javax.swing.JMenu;
+import javax.swing.JMenuBar;
+import javax.swing.JMenuItem;
+import javax.swing.JInternalFrame;
+import javax.swing.SwingUtilities;
+import javax.swing.event.InternalFrameAdapter;
+import javax.swing.event.InternalFrameEvent;
+
+public class TestJInternalFrameDispose {
+
+    private static JDesktopPane desktopPane;
+    private static JFrame frame = new JFrame("Test Frame");
+    private static int count = 0;
+    private static JMenu menu;
+    private static JMenuBar menuBar;
+    private static JMenuItem menuItem;
+    private static Robot robot;
+    private static JInternalFrame internalFrame;
+
+    public static void main(String[] args) throws Exception {
+        robot = new Robot();
+        SwingUtilities.invokeAndWait(new Runnable() {
+            @Override
+            public void run() {
+                createUI();
+            }
+        });
+
+        robot.waitForIdle();
+        executeTest();
+        dispose();
+    }
+
+    private static void createUI() {
+
+        desktopPane = new JDesktopPane();
+        frame.getContentPane().add(desktopPane);
+        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+
+        menuBar = new JMenuBar();
+        frame.setJMenuBar(menuBar);
+
+        menu = new JMenu("File");
+        menuBar.add(menu);
+
+        menuItem = new JMenuItem("New Child");
+        menuItem.addActionListener(
+                new ActionListener() {
+                    @Override
+                    public void actionPerformed(ActionEvent e) {
+                        JInternalFrame f = new JInternalFrame("Child "
+                                + (++count), true, true, true, true);
+                        f.setDefaultCloseOperation(
+                                JInternalFrame.DO_NOTHING_ON_CLOSE);
+                        f.addInternalFrameListener(new InternalFrameAdapter() {
+                            @Override
+                            public void internalFrameClosing(
+                                    InternalFrameEvent e) {
+                                        e.getInternalFrame().dispose();
+                                    }
+                        });
+                        f.setSize(200, 300);
+                        f.setLocation(count * 20, count * 20);
+                        desktopPane.add(f);
+                        f.setVisible(true);
+                    }
+                });
+        menu.add(menuItem);
+
+        frame.setSize(400, 500);
+        frame.setLocationRelativeTo(null);
+        frame.setVisible(true);
+    }
+
+    private static void executeTest() throws Exception {
+
+        Point point = Util.getCenterPoint(menu);
+        performMouseOperations(point);
+        point = Util.getCenterPoint(menuItem);
+        performMouseOperations(point);
+        point = Util.getCenterPoint(menu);
+        performMouseOperations(point);
+        point = Util.getCenterPoint(menuItem);
+        performMouseOperations(point);
+        SwingUtilities.invokeAndWait(new Runnable() {
+
+            @Override
+            public void run() {
+                internalFrame = desktopPane.getSelectedFrame();
+                internalFrame.doDefaultCloseAction();
+                internalFrame = desktopPane.getSelectedFrame();
+            }
+        });
+
+        robot.delay(2000);
+        if (internalFrame == null) {
+            dispose();
+            throw new RuntimeException("Test Failed");
+        }
+    }
+
+    private static void dispose() throws Exception {
+        SwingUtilities.invokeAndWait(new Runnable() {
+
+            @Override
+            public void run() {
+                frame.dispose();
+            }
+        });
+    }
+
+    private static void performMouseOperations(Point point) {
+        robot.mouseMove(point.x, point.y);
+        robot.mousePress(InputEvent.BUTTON1_MASK);
+        robot.mouseRelease(InputEvent.BUTTON1_MASK);
+        robot.delay(1000);
+        robot.waitForIdle();
+    }
+}