1 /*
 2  * Copyright (c) 2001, 2023, Oracle and/or its affiliates. All rights reserved.
 3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 4  *
 5  * This code is free software; you can redistribute it and/or modify it
 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
16  * 2 along with this work; if not, write to the Free Software Foundation,
17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20  * or visit www.oracle.com if you need additional information or have any
21  * questions.
22  */
23 
24 /*
25  * @test
26  * @bug 4475478
27  * @summary Tests that there is no NullPointerException
28             thrown when we try to set Frame's icon
29             which has null data
30  * @key headful
31  * @run main SetIconImageExceptionTest
32 */
33 import java.awt.EventQueue;
34 import java.awt.Frame;
35 import java.awt.Image;
36 import java.awt.Toolkit;
37 
38 public class SetIconImageExceptionTest {
39     static Frame f;
40 
41     public static void main(String[] args) throws Exception {
42         EventQueue.invokeAndWait(() -> {
43             try {
44                 // Test with non-existent image to test with null data
45                 //  not throwing NPE
46                 Image icon = Toolkit.getDefaultToolkit().getImage("notexistent.gif");
47                 f = new Frame("Frame with icon");
48                 f.setIconImage(icon);
49                 f.setVisible(true);
50             } finally {
51                 if (f != null) {
52                     f.dispose();
53                 }
54             }
55         });
56     }
57 
58  }// class SetIconImageExceptionTest
59