| /* |
| * Copyright (c) 2008, 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. |
| * |
| * 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 6738181 |
| @library ../../../regtesthelpers |
| @build Sysout |
| @summary Toolkit.getAWTEventListeners returns empty array |
| @author andrei dmitriev: area=awt.headless |
| @run main/othervm -Djava.awt.headless=true AWTListener |
| */ |
| |
| /** |
| * In a headless mode add a listener for container events. |
| * Check if a single listener is still assigned to the Toolkit class. |
| */ |
| |
| import java.awt.*; |
| import java.awt.event.*; |
| import test.java.awt.regtesthelpers.Sysout; |
| |
| public class AWTListener { |
| public static void main(String []s) { |
| Toolkit toolkit = Toolkit.getDefaultToolkit(); |
| |
| AWTEventListener orig = new AWTEventListener() { |
| public void eventDispatched(AWTEvent event) { } |
| }; |
| |
| System.out.println("Test: listener to add = " +orig); |
| toolkit.addAWTEventListener(orig, AWTEvent.CONTAINER_EVENT_MASK); |
| |
| for (AWTEventListener l: toolkit.getAWTEventListeners()){ |
| System.out.println("Test: listener = " +l+" "); |
| } |
| |
| if ( toolkit.getAWTEventListeners().length == 0 ) { |
| throw new RuntimeException("Case 1. An empty array returned unexpectedly"); |
| } |
| |
| for (AWTEventListener l: toolkit.getAWTEventListeners(AWTEvent.CONTAINER_EVENT_MASK)){ |
| System.out.println("Test: listener = " +l); |
| } |
| |
| if ( toolkit.getAWTEventListeners(AWTEvent.CONTAINER_EVENT_MASK).length == 0 ) { |
| throw new RuntimeException("Case 2. An empty array returned unexpectedly"); |
| } |
| System.out.println("Test PASSED"); |
| } |
| } |