src/java.desktop/share/classes/java/awt/Toolkit.java

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  /*
!  * Copyright (c) 1995, 2017, 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
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  /*
!  * Copyright (c) 1995, 2019, 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
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       * assistive technology providers to load.  The order in which providers are
       * loaded is determined by the order in which the ServiceLoader discovers
       * implementations of the AccessibilityProvider interface, not by the order
       * of provider names in the property list.  When a provider is found its
       * accessibility implementation will be started by calling the provider's
!      * activate method.  All errors are handled via an AWTError exception.
       */
      private static void loadAssistiveTechnologies() {
          // Load any assistive technologies
!         if (atNames != null) {
              ClassLoader cl = ClassLoader.getSystemClassLoader();
              Set<String> names = Arrays.stream(atNames.split(","))
                                        .map(String::trim)
                                        .collect(Collectors.toSet());
              final Map<String, AccessibilityProvider> providers = new HashMap<>();
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       * assistive technology providers to load.  The order in which providers are
       * loaded is determined by the order in which the ServiceLoader discovers
       * implementations of the AccessibilityProvider interface, not by the order
       * of provider names in the property list.  When a provider is found its
       * accessibility implementation will be started by calling the provider's
!      * activate method.  If the list of assistive technology providers contains
!      * empty string or only white space characters or null then the method
!      * returns immediately. All other errors are handled via an AWTError exception.
       */
      private static void loadAssistiveTechnologies() {
          // Load any assistive technologies
!         if (atNames != null && !atNames.trim().isEmpty()) {
              ClassLoader cl = ClassLoader.getSystemClassLoader();
              Set<String> names = Arrays.stream(atNames.split(","))
                                          .map(String::trim)
                                          .collect(Collectors.toSet());
              final Map<String, AccessibilityProvider> providers = new HashMap<>();
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       * <p>
       * An example of setting this property is to invoke Java with
       * {@code -Djavax.accessibility.assistive_technologies=MyServiceProvider}.
       * In addition to MyServiceProvider other service providers can be specified
       * using a comma separated list.  Service providers are loaded after the AWT
!      * toolkit is created. All errors are handled via an AWTError exception.
       * <p>
       * The names specified in the assistive_technologies property are used to query
       * each service provider implementation.  If the requested name matches the
       * {@linkplain AccessibilityProvider#getName name} of the service provider, the
       * {@link AccessibilityProvider#activate} method will be invoked to activate the
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       * <p>
       * An example of setting this property is to invoke Java with
       * {@code -Djavax.accessibility.assistive_technologies=MyServiceProvider}.
       * In addition to MyServiceProvider other service providers can be specified
       * using a comma separated list.  Service providers are loaded after the AWT
!      * toolkit is created.
!      * If the list of assistive technology providers is the empty string, or
!      * contains only white space characters then the method returns immeadiately.
!      * All other errors are handled via an AWTError exception.
       * <p>
       * The names specified in the assistive_technologies property are used to query
       * each service provider implementation.  If the requested name matches the
       * {@linkplain AccessibilityProvider#getName name} of the service provider, the
       * {@link AccessibilityProvider#activate} method will be invoked to activate the