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products/Sources/formale Sprachen/JAVA/Openjdk/test/jdk/javax/swing/text/html/ (Sun/Oracle ^©) Datei vom 13.11.2022 mit Größe 2 kB

Quelle TestFormViewNPE.java

Sprache: JAVA

/*
* Copyright (c) 2020, 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.
*/

import java.awt.BorderLayout;
import java.awt.Robot;
import java.awt.event.InputEvent;
import java.awt.event.ActionListener;
import javax.swing.DefaultButtonModel;
import javax.swing.JEditorPane;
import javax.swing.JFrame;
import javax.swing.SwingUtilities;

/*
* @test
* @key headful
* @bug 8240877
* @summary Verify NPE at FormView.appendBuffer with null option values
*/
public class TestFormViewNPE {

    private static JEditorPane html;
    private static JFrame frame;
    private final static int width = 200;
    private final static int height = 100;

    private static void setup() {
        html = new JEditorPane("text/html",
                "<html><body><form action=\"http://localhost.cgi\">"
                        + "<select name=select id=\"myCourses\" autofocus> \n" +
                        "            <option ></option> \n" +
                        "        </select> "
                        + "<input type=submit name=submit value=\"submit\"/>"
                        + "</form></body></html>");
        frame = new JFrame();
        frame.setLayout(new BorderLayout());
        frame.add(html, BorderLayout.CENTER);
        frame.setSize(width, height);
        frame.setVisible(true);
    }

    public static void main(String[] args) throws Exception {
        final Robot robot = new Robot();
        robot.setAutoDelay(100);

        try {
            SwingUtilities.invokeAndWait(() -> setup());
            robot.waitForIdle();
            robot.delay(500);
            robot.mouseMove(width/2, height/2);
            robot.delay(500);
            robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
            robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
        } finally {
            SwingUtilities.invokeAndWait(() -> frame.dispose());
        }
    }
}

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¤ Dauer der Verarbeitung: 0.11 Sekunden (vorverarbeitet am 2026-06-10) ¤

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