--- a/jdk/src/java.desktop/share/classes/javax/swing/text/DefaultCaret.java	Fri Sep 11 15:03:53 2015 +0300
+++ b/jdk/src/java.desktop/share/classes/javax/swing/text/DefaultCaret.java	Fri Sep 11 17:12:16 2015 +0400
@@ -860,6 +860,7 @@
                     Highlighter.HighlightPainter p = getSelectionPainter();
                     try {
                         selectionTag = h.addHighlight(p0, p1, p);
+                        updateOwnsSelection();
                     } catch (BadLocationException bl) {
                         selectionTag = null;
                     }
@@ -870,6 +871,7 @@
                     Highlighter h = component.getHighlighter();
                     h.removeHighlight(selectionTag);
                     selectionTag = null;
+                    updateOwnsSelection();
                 }
             }
         }
@@ -1110,6 +1112,7 @@
                     if (selectionTag != null) {
                         h.removeHighlight(selectionTag);
                         selectionTag = null;
+                        updateOwnsSelection();
                     }
                 // otherwise, change or add the highlight
                 } else {
@@ -1120,6 +1123,7 @@
                             Highlighter.HighlightPainter p = getSelectionPainter();
                             selectionTag = h.addHighlight(p0, p1, p);
                         }
+                        updateOwnsSelection();
                     } catch (BadLocationException e) {
                         throw new StateInvariantError("Bad caret position");
                     }
@@ -1170,6 +1174,7 @@
         if (this.dot != dot || this.dotBias != dotBias ||
             selectionTag != null || forceCaretPositionChange) {
             changeCaretPosition(dot, dotBias);
+            updateOwnsSelection();
         }
         this.markBias = this.dotBias;
         this.markLTR = dotLTR;
@@ -1177,6 +1182,7 @@
         if ((h != null) && (selectionTag != null)) {
             h.removeHighlight(selectionTag);
             selectionTag = null;
+            updateOwnsSelection();
         }
     }
 
@@ -1925,6 +1931,13 @@
         }
     }
 
+    /**
+     * Updates ownsSelection based on text selection in the caret.
+     */
+    private void updateOwnsSelection() {
+        ownsSelection = (selectionTag != null)
+                && SwingUtilities2.canAccessSystemClipboard();
+    }
 
     private class DefaultFilterBypass extends NavigationFilter.FilterBypass {
         public Caret getCaret() {

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/swing/JTextPane/bug8025082.java	Fri Sep 11 17:12:16 2015 +0400
@@ -0,0 +1,108 @@
+/*
+ * 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 8025082
+ * @summary The behaviour of the highlight will be lost after clicking the set
+ * button.
+ * @run main bug8025082
+ */
+import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.InputEvent;
+import javax.swing.*;
+
+public class bug8025082 {
+
+    private static JButton button;
+    private static JFrame frame;
+
+    public static void main(String[] args) throws Exception {
+        Robot robo = new Robot();
+        robo.delay(500);
+
+        SwingUtilities.invokeAndWait(new Runnable() {
+            public void run() {
+                createUI();
+            }
+        });
+
+        robo.waitForIdle();
+        Point point = getButtonLocationOnScreen();
+        robo.mouseMove(point.x, point.y);
+        robo.mousePress(InputEvent.BUTTON1_MASK);
+        robo.mouseRelease(InputEvent.BUTTON1_MASK);
+        robo.waitForIdle();
+
+        SwingUtilities.invokeAndWait(new Runnable() {
+            public void run() {
+                frame.dispose();
+            }
+        });
+    }
+
+    private static void createUI() {
+        frame = new JFrame();
+        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        frame.setSize(500, 500);
+        JTextPane textpane = new JTextPane();
+        textpane.setText("Select Me");
+        textpane.selectAll();
+
+        JPanel panel = new JPanel(new BorderLayout());
+        panel.add(textpane, BorderLayout.CENTER);
+        button = new JButton("Press Me");
+        panel.add(button, BorderLayout.SOUTH);
+
+        button.addActionListener(new ActionListener() {
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                if (!textpane.getCaret().isSelectionVisible()) {
+                    throw new RuntimeException("Highlight removed after "
+                            + "button click");
+                }
+            }
+        });
+
+        frame.getContentPane().add(panel);
+        frame.setLocationRelativeTo(null);
+        frame.setVisible(true);
+    }
+
+    private static Point getButtonLocationOnScreen() throws Exception {
+        final Point[] result = new Point[1];
+
+        SwingUtilities.invokeAndWait(new Runnable() {
+            @Override
+            public void run() {
+                Point point = button.getLocationOnScreen();
+                point.x += button.getWidth() / 2;
+                point.y += button.getHeight() / 2;
+                result[0] = point;
+            }
+        });
+        return result[0];
+    }
+}