1 /*
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   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
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  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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  23 
  24 /*
  25  * @test
  26  * @bug 8048506
  27  * @summary Tests that popup with null-owner does not throw NPE
  28  * @author Dmitry Markov
  29  */
  30 
  31 import javax.swing.*;
  32 import javax.swing.plaf.metal.MetalLookAndFeel;
  33 
  34 public class bug8048506 {
  35 
  36     public static void main(String[] args) throws Exception {
  37         UIManager.setLookAndFeel(new MetalLookAndFeel());
  38 
  39         SwingUtilities.invokeAndWait(new Runnable() {
  40             @Override
  41             public void run() {
  42                 createAndShowGUI();
  43             }
  44         });
  45         System.out.println("The test passed");
  46     }
  47 
  48     private static void createAndShowGUI() {
  49         JFrame frame = new JFrame("bug8048506");
  50         frame.setSize(400, 400);
  51         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  52         frame.setVisible(true);
  53 
  54         PopupFactory factory = PopupFactory.getSharedInstance();
  55 
  56         // Create and show popup with owner
  57         Popup popup1 = factory.getPopup(frame, new JLabel("Popup with owner"), 100, 100);
  58         popup1.show();
  59 
  60         //Create and show popup without owner
  61         Popup popup2 = factory.getPopup(null, new JLabel("Popup without owner"), 200, 200);
  62         popup2.show();
  63     }
  64 }
  65