src/java.desktop/windows/classes/sun/awt/Win32GraphicsEnvironment.java

*** 1,7 ****
  /*
!  * Copyright (c) 1997, 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.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 1997, 2018, 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
*** 139,150 ****
       * display settings are changed.
       */
      @Override
      public void displayChanged() {
          // getNumScreens() will return the correct current number of screens
!         GraphicsDevice newDevices[] = new GraphicsDevice[getNumScreens()];
!         GraphicsDevice oldScreens[] = screens;
          // go through the list of current devices and determine if they
          // could be reused, or will have to be replaced
          if (oldScreens != null) {
              for (int i = 0; i < oldScreens.length; i++) {
                  if (!(screens[i] instanceof Win32GraphicsDevice)) {
--- 139,150 ----
       * display settings are changed.
       */
      @Override
      public void displayChanged() {
          // getNumScreens() will return the correct current number of screens
!         GraphicsDevice[] newDevices = new GraphicsDevice[getNumScreens()];
!         GraphicsDevice[] oldScreens = screens;
          // go through the list of current devices and determine if they
          // could be reused, or will have to be replaced
          if (oldScreens != null) {
              for (int i = 0; i < oldScreens.length; i++) {
                  if (!(screens[i] instanceof Win32GraphicsDevice)) {