/* * Copyright (c) 2001, 2023, 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 4475478 * @summary Tests that there is no NullPointerException thrown when we try to set Frame's icon which has null data * @key headful * @run main SetIconImageExceptionTest */ import java.awt.EventQueue; import java.awt.Frame; import java.awt.Image; import java.awt.Toolkit; public class SetIconImageExceptionTest { static Frame f; public static void main(String[] args) throws Exception { EventQueue.invokeAndWait(() -> { try { // Test with non-existent image to test with null data // not throwing NPE Image icon = Toolkit.getDefaultToolkit().getImage("notexistent.gif"); f = new Frame("Frame with icon"); f.setIconImage(icon); f.setVisible(true); } finally { if (f != null) { f.dispose(); } } }); } }// class SetIconImageExceptionTest