/* * Copyright (c) 2011, 2022, 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 * @key headful * @bug 6796710 7124242 8168540 * @summary Html content in JEditorPane is overlapping on swing components while resizing the application. * @library ../../../regtesthelpers * @build Util * @run main/othervm -Dsun.java2d.uiScale=1 bug6796710 */ import java.awt.BorderLayout; import java.awt.Color; import java.awt.Rectangle; import java.awt.Robot; import java.awt.image.BufferedImage; import java.io.File; import javax.imageio.ImageIO; import javax.swing.JButton; import javax.swing.JEditorPane; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JScrollPane; import javax.swing.SwingUtilities; public class bug6796710 { // The page is inlined because we want to be sure that the JEditorPane filled synchronously public static final String TEXT = "" + "" + "" + " " + " " + " " + " " + " " + " " + " " + " " + " " + " " + " " + " " + "

Col1	Col2	Col3
1. It's a regression from CR 4419748. The problem is in the CSSBorder#paintBorder, which ignores clip area while painting.	2. It's a regression from CR 4419748. The problem is in the CSSBorder#paintBorder, which ignores clip area while painting.	3. It's a regression from CR 4419748. The problem is in the CSSBorder#paintBorder, which ignores clip area while painting.

" + "" + ""; private static Robot robot; private static JFrame frame; private static JPanel pnBottom; private static final int COLOR_TOLERANCE = 5; public static void main(String[] args) throws Exception { robot = new Robot(); SwingUtilities.invokeAndWait(new Runnable() { @Override public void run() { frame = new JFrame(); frame.setUndecorated(true); pnBottom = new JPanel(); pnBottom.add(new JLabel("Some label")); pnBottom.add(new JButton("A button")); JEditorPane editorPane = new JEditorPane(); editorPane.setContentType("text/html"); editorPane.setText(TEXT); editorPane.setEditable(false); JPanel pnContent = new JPanel(new BorderLayout()); pnContent.add(new JScrollPane(editorPane), BorderLayout.CENTER); pnContent.add(pnBottom, BorderLayout.SOUTH); frame.setContentPane(pnContent); frame.setSize(400, 600); frame.setLocationRelativeTo(null); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setVisible(true); } }); robot.waitForIdle(); // This delay should be added for MacOSX, realSync is not enough Thread.sleep(1000); BufferedImage bufferedImage = getPnBottomImage(); SwingUtilities.invokeAndWait(new Runnable() { @Override public void run() { frame.setSize(400, 150); } }); robot.delay(1000); // On Linux platforms realSync doesn't guaranties setSize completion Thread.sleep(1000); BufferedImage pnBottomImage = getPnBottomImage(); if (!compareBufferedImages(bufferedImage, pnBottomImage)) { ImageIO.write(bufferedImage, "png", new File("bufferedImage.png")); ImageIO.write(pnBottomImage, "png", new File("pnBottomImage.png")); throw new RuntimeException("The test failed"); } System.out.println("The test bug6796710 passed."); } public static boolean compareBufferedImages(BufferedImage bufferedImage0, BufferedImage bufferedImage1) { int width = bufferedImage0.getWidth(); int height = bufferedImage0.getHeight(); if (width != bufferedImage1.getWidth() || height != bufferedImage1.getHeight()) { return false; } for (int y = 0; y < height; y++) { for (int x = 0; x < width; x++) { Color bufCol0 = new Color(bufferedImage0.getRGB(x, y)); Color bufCol1 = new Color(bufferedImage1.getRGB(x, y)); int red1 = bufCol0.getRed(); int blue1 = bufCol0.getBlue(); int green1 = bufCol0.getGreen(); int red2 = bufCol1.getRed(); int blue2 = bufCol1.getBlue(); int green2 = bufCol1.getGreen(); if ((Math.abs(red1 - red2) > COLOR_TOLERANCE) || (Math.abs(green1 - green2) > COLOR_TOLERANCE) || (Math.abs(blue1 - blue2) > COLOR_TOLERANCE)) { System.out.println("x "+ x + " y " + y + " rgb1: " + bufCol0 + " rgb2: " + bufCol1); return false; } } } return true; } private static BufferedImage getPnBottomImage() { Rectangle rect = pnBottom.getBounds(); Util.convertRectToScreen(rect, pnBottom.getParent()); return robot.createScreenCapture(rect); } }