120 lines
4.0 KiB
Java
120 lines
4.0 KiB
Java
/*
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* Copyright (c) 2002, 2024, 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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/* @test
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* @bug 4694598
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* @key headful
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* @summary JEditor pane throws NullPointerException on mouse movement.
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* @run main bug4694598
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*/
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import java.awt.AWTException;
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import java.awt.Robot;
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import java.io.IOException;
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import java.io.Writer;
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import java.lang.reflect.InvocationTargetException;
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import java.net.MalformedURLException;
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import java.net.URL;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import javax.swing.JEditorPane;
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import javax.swing.JFrame;
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import javax.swing.SwingUtilities;
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public class bug4694598 {
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JFrame frame;
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volatile int bottom;
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final Path frameContentFile = Path.of("FrameContent.html");
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public void setupGUI() {
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frame = new JFrame("Test 4694598");
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JEditorPane jep = new JEditorPane();
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jep.setEditable(false);
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frame.getContentPane().add(jep);
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frame.setLocation(50, 50);
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frame.setSize(400, 400);
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String frameContentString = "<HTML><BODY>\n" +
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" Frame content.\n" +
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"</BODY></HTML>";
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try (Writer writer = Files.newBufferedWriter(frameContentFile)) {
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writer.write(frameContentString);
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} catch (IOException ioe){
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throw new RuntimeException("Could not create html file to embed", ioe);
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}
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URL frameContentUrl;
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try {
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frameContentUrl = frameContentFile.toUri().toURL();
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} catch (MalformedURLException mue) {
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throw new RuntimeException("Can not convert path to URL", mue);
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}
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jep.setContentType("text/html");
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String html = "<HTML> <BODY>" +
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"<FRAMESET cols=\"100%\">" +
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"<FRAME src=\"" + frameContentUrl + "\">" +
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"</FRAMESET>" +
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// ! Without <noframes> bug is not reproducable
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"<NOFRAMES>" +
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"</NOFRAMES>" +
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"</BODY> </HTML>";
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jep.setText(html);
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frame.setVisible(true);
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}
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public void performTest() throws InterruptedException,
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InvocationTargetException, AWTException {
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Robot robo = new Robot();
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robo.waitForIdle();
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final int range = 20;
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SwingUtilities.invokeAndWait(() -> {
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bottom = frame.getLocationOnScreen().y
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+ frame.getSize().height - range;
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});
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for (int i = 0; i < range; i++) {
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robo.mouseMove(300, bottom + i);
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robo.waitForIdle();
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robo.delay(50);
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}
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}
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public void cleanupGUI() {
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if (frame != null) {
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frame.setVisible(false);
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frame.dispose();
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}
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try {
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Files.deleteIfExists(frameContentFile);
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} catch (IOException ignore) {}
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}
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public static void main(String[] args) throws InterruptedException,
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InvocationTargetException, AWTException {
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bug4694598 app = new bug4694598();
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SwingUtilities.invokeAndWait(app::setupGUI);
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app.performTest();
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SwingUtilities.invokeAndWait(app::cleanupGUI);
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}
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}
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