70 lines
2.6 KiB
Java
70 lines
2.6 KiB
Java
/*
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* Copyright (c) 1999, 2023, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 4248723
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* @summary Tests that ComponentInputMap doesn't throw NPE when deserializing
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* @run main bug4248723
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*/
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import java.awt.event.InputEvent;
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import java.awt.event.KeyEvent;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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import javax.swing.ComponentInputMap;
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import javax.swing.JButton;
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import javax.swing.KeyStroke;
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public class bug4248723 {
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public static Object serializeAndDeserialize(Object toWrite)
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throws ClassNotFoundException, IOException {
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ByteArrayOutputStream ostream = new ByteArrayOutputStream();
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ObjectOutputStream p = new ObjectOutputStream(ostream);
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p.writeObject(toWrite);
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p.flush();
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byte[] data = ostream.toByteArray();
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ostream.close();
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ByteArrayInputStream istream = new ByteArrayInputStream(data);
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ObjectInputStream q = new ObjectInputStream(istream);
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Object retValue = q.readObject();
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istream.close();
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return retValue;
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}
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public static void main(String[] argv) {
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ComponentInputMap cim = new ComponentInputMap(new JButton());
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cim.put(KeyStroke.getKeyStroke(
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KeyEvent.VK_B, InputEvent.CTRL_DOWN_MASK), "A");
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try {
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cim = (ComponentInputMap)serializeAndDeserialize(cim);
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} catch (ClassNotFoundException|IOException ignore) {
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// Should not cause test to fail so silently ignore these
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}
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}
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}
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