undefect. CWE-407 — 63 sites patched across 27 ecosystems
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
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241
test/jdk/java/awt/BasicStroke/DashOffset.java
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241
test/jdk/java/awt/BasicStroke/DashOffset.java
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@ -0,0 +1,241 @@
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/*
|
||||
* Copyright (c) 2001, 2019, 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.
|
||||
*/
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import java.awt.BasicStroke;
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import java.awt.Color;
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import java.awt.Graphics;
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import java.awt.Graphics2D;
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import java.awt.GraphicsConfiguration;
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import java.awt.GraphicsEnvironment;
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import java.awt.Image;
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import java.awt.image.BufferedImage;
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import java.awt.image.IndexColorModel;
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import java.awt.image.VolatileImage;
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import java.io.File;
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import java.io.IOException;
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import java.util.Arrays;
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import java.util.stream.Collectors;
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import javax.imageio.ImageIO;
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import static java.awt.image.BufferedImage.TYPE_INT_RGB;
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/*
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* @test
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* @bug 4469881 8217263 8218682
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* @key headful
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* @summary Verifies that dashed rectangles drawn to the screen line
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* up with their undashed counterparts
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* @author flar
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* @run main/othervm -Dsun.java2d.uiScale=1 DashOffset
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*/
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public class DashOffset {
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private static final BasicStroke dash =
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new BasicStroke(1.0f, BasicStroke.CAP_BUTT,
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BasicStroke.JOIN_MITER, 10.0f,
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new float[] {2.0f, 2.0f}, 0.0f);
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private static final Color COLOR1 = Color.BLUE;
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private static final Color COLOR2 = Color.GREEN;
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|
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private static final Color BACKGROUND = Color.WHITE;
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private static final int WIDTH = 20;
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private static final int HEIGHT = 20;
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private static final int OFFSET = 2;
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private static final int MAX_DASH_LENGTH = 3;
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public static void main(String[] argv) throws Exception {
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final boolean saveImage = argv.length > 0 && "-save".equals(argv[0]);
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final BufferedImage img = new BufferedImage(WIDTH, HEIGHT,
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TYPE_INT_RGB);
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try {
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draw(img);
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validate(img);
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} finally {
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if (saveImage) {
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save(img, "bufferedImage.png");
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}
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}
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BufferedImage snapshot = null;
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try {
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final GraphicsConfiguration gc =
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GraphicsEnvironment.getLocalGraphicsEnvironment()
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.getDefaultScreenDevice()
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.getDefaultConfiguration();
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if (gc.getColorModel() instanceof IndexColorModel) {
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System.err.println("Skipping VolatileImage because of IndexColorModel");
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return;
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}
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|
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VolatileImage vi = gc.createCompatibleVolatileImage(WIDTH, HEIGHT);
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int attempt = 0;
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do {
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vi.validate(gc);
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draw(vi);
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snapshot = vi.getSnapshot();
|
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} while (vi.contentsLost() && ++attempt <= 10);
|
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if (attempt > 10) {
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throw new RuntimeException("Too many attempts: " + attempt);
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}
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validate(snapshot);
|
||||
} finally {
|
||||
if (saveImage && snapshot != null) {
|
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save(snapshot, "volatileImage.png");
|
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}
|
||||
}
|
||||
}
|
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|
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private static void draw(final Image img) {
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Graphics g = img.getGraphics();
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g.setColor(BACKGROUND);
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g.fillRect(0, 0, WIDTH, HEIGHT);
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g.setColor(COLOR1);
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g.drawRect(OFFSET, OFFSET, WIDTH - OFFSET * 2, HEIGHT - OFFSET * 2);
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g.setColor(COLOR2);
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g.clipRect(OFFSET, OFFSET, WIDTH - OFFSET * 2 + 1, HEIGHT - OFFSET * 2 + 1);
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((Graphics2D) g).setStroke(dash);
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g.drawRect(OFFSET, OFFSET, WIDTH - OFFSET * 2, HEIGHT - OFFSET * 2);
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g.dispose();
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}
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|
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private static void validate(final BufferedImage img) {
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checkHorizontalLine(img, OFFSET);
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checkHorizontalLine(img, HEIGHT - OFFSET);
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checkVerticalLine(img, OFFSET);
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checkVerticalLine(img, WIDTH - OFFSET);
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checkCorners(img);
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}
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private static void checkHorizontalLine(final BufferedImage img,
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final int y) {
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int prev = img.getRGB(OFFSET, y);
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int curr;
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int count = 1;
|
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checkColor(OFFSET, y, prev, COLOR1, COLOR2);
|
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for (int x = OFFSET + 1; x <= WIDTH - OFFSET; x++) {
|
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curr = img.getRGB(x, y);
|
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if (curr != prev) {
|
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checkColor(x, y, curr, COLOR1, COLOR2);
|
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checkCount(x, y, count);
|
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prev = curr;
|
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count = 1;
|
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} else {
|
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count++;
|
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}
|
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if (x < WIDTH - OFFSET) {
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checkColor(x, y - 1, img.getRGB(x, y - 1), BACKGROUND);
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checkColor(x, y + 1, img.getRGB(x, y + 1), BACKGROUND);
|
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}
|
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}
|
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checkCount(WIDTH - OFFSET, y, count);
|
||||
}
|
||||
|
||||
private static void checkVerticalLine(final BufferedImage img,
|
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final int x) {
|
||||
int prev = img.getRGB(x, OFFSET);
|
||||
checkColor(x, OFFSET, prev, COLOR1, COLOR2);
|
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int count = 1;
|
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for (int y = OFFSET + 1; y <= HEIGHT - OFFSET; y++) {
|
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int curr = img.getRGB(x, y);
|
||||
if (curr != prev) {
|
||||
checkColor(x, y, curr, COLOR1, COLOR2);
|
||||
checkCount(x, y, count);
|
||||
prev = curr;
|
||||
count = 1;
|
||||
} else {
|
||||
count++;
|
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}
|
||||
if (y < HEIGHT - OFFSET) {
|
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checkColor(x - 1, y, img.getRGB(x - 1, y), BACKGROUND);
|
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checkColor(x + 1, y, img.getRGB(x + 1, y), BACKGROUND);
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}
|
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}
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checkCount(x, HEIGHT - OFFSET, count);
|
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}
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|
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private static void checkCorners(final BufferedImage img) {
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int[][] corners = {
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{OFFSET - 1, OFFSET - 1},
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{OFFSET, OFFSET - 1},
|
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{OFFSET - 1, OFFSET + 1},
|
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|
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{OFFSET - 1, HEIGHT - OFFSET},
|
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{OFFSET - 1, HEIGHT - OFFSET + 1},
|
||||
{OFFSET, HEIGHT - OFFSET + 1},
|
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|
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{WIDTH - OFFSET, OFFSET - 1},
|
||||
{WIDTH - OFFSET + 1, OFFSET - 1},
|
||||
{WIDTH - OFFSET + 1, OFFSET},
|
||||
|
||||
{WIDTH - OFFSET + 1, HEIGHT - OFFSET},
|
||||
{WIDTH - OFFSET + 1, HEIGHT - OFFSET + 1},
|
||||
{WIDTH - OFFSET, HEIGHT - OFFSET + 1},
|
||||
};
|
||||
|
||||
for (int[] corner : corners) {
|
||||
int color = img.getRGB(corner[0], corner[1]);
|
||||
checkColor(corner[0], corner[1], color, BACKGROUND);
|
||||
}
|
||||
}
|
||||
|
||||
private static void checkColor(final int x, final int y,
|
||||
final int color,
|
||||
final Color... validColors) {
|
||||
checkColor(x, y, color, Arrays.stream(validColors)
|
||||
.mapToInt(Color::getRGB)
|
||||
.toArray());
|
||||
}
|
||||
|
||||
private static void checkColor(final int x, final int y,
|
||||
final int color,
|
||||
final int... validColors) {
|
||||
for (int valid : validColors) {
|
||||
if (color == valid) {
|
||||
return;
|
||||
}
|
||||
}
|
||||
throw new RuntimeException("Unexpected color at " + x + ", " + y
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+ ": " + Integer.toHexString(color) + "; expected: "
|
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+ Arrays.stream(validColors)
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.mapToObj(Integer::toHexString)
|
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.collect(Collectors.joining(", ")));
|
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}
|
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|
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private static void checkCount(final int x, final int y, final int count) {
|
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if (count > MAX_DASH_LENGTH) {
|
||||
throw new RuntimeException("Dash is longer than " + MAX_DASH_LENGTH
|
||||
+ " at " + x + ", " + y);
|
||||
}
|
||||
}
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||||
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||||
private static void save(final BufferedImage img,
|
||||
final String fileName) throws IOException {
|
||||
ImageIO.write(img, "png", new File(fileName));
|
||||
}
|
||||
|
||||
}
|
||||
102
test/jdk/java/awt/BasicStroke/DashScaleMinWidth.java
Normal file
102
test/jdk/java/awt/BasicStroke/DashScaleMinWidth.java
Normal file
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@ -0,0 +1,102 @@
|
|||
/*
|
||||
* Copyright (c) 2003, 2019, 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.BasicStroke;
|
||||
import java.awt.Color;
|
||||
import java.awt.Graphics2D;
|
||||
import java.awt.GraphicsConfiguration;
|
||||
import java.awt.GraphicsEnvironment;
|
||||
import java.awt.Image;
|
||||
import java.awt.geom.Line2D;
|
||||
import java.awt.image.BufferedImage;
|
||||
import java.awt.image.IndexColorModel;
|
||||
import java.awt.image.VolatileImage;
|
||||
|
||||
import static java.awt.image.BufferedImage.TYPE_INT_ARGB;
|
||||
|
||||
/**
|
||||
* @test
|
||||
* @bug 4917097 8019816 8198411
|
||||
* @key headful
|
||||
* @summary 1.4.1 REGRESSION: BasicStroke Dashes don't show when scale * line width = 1.0
|
||||
* @run main/othervm -Dsun.java2d.uiScale=1 DashScaleMinWidth
|
||||
*/
|
||||
public final class DashScaleMinWidth {
|
||||
|
||||
public static void main(final String[] args) {
|
||||
BufferedImage img = new BufferedImage(200, 40, TYPE_INT_ARGB);
|
||||
draw(img);
|
||||
validate(img);
|
||||
|
||||
GraphicsConfiguration gc =
|
||||
GraphicsEnvironment.getLocalGraphicsEnvironment()
|
||||
.getDefaultScreenDevice().getDefaultConfiguration();
|
||||
if (gc.getColorModel() instanceof IndexColorModel) {
|
||||
System.err.println("Skipping VolatileImage because of IndexColorModel");
|
||||
return;
|
||||
}
|
||||
|
||||
VolatileImage vi = gc.createCompatibleVolatileImage(200, 40);
|
||||
BufferedImage snapshot;
|
||||
int attempt = 0;
|
||||
while (true) {
|
||||
if (++attempt > 10) {
|
||||
throw new RuntimeException("Too many attempts: " + attempt);
|
||||
}
|
||||
vi.validate(gc);
|
||||
draw(vi);
|
||||
snapshot = vi.getSnapshot();
|
||||
if (!vi.contentsLost()) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
validate(snapshot);
|
||||
}
|
||||
|
||||
private static void draw(final Image img) {
|
||||
float[] dashes = {200.0f, 200.0f};
|
||||
BasicStroke bs = new BasicStroke(20.0f,
|
||||
BasicStroke.CAP_BUTT,
|
||||
BasicStroke.JOIN_MITER,
|
||||
1.0f,
|
||||
dashes,
|
||||
0.0f);
|
||||
Graphics2D g = (Graphics2D) img.getGraphics();
|
||||
g.setColor(Color.WHITE);
|
||||
g.fillRect(0, 0, 200, 40);
|
||||
Line2D line = new Line2D.Double(400, 400, 3600, 400);
|
||||
g.setColor(Color.BLACK);
|
||||
g.scale(0.05, 0.05);
|
||||
g.setStroke(bs);
|
||||
g.draw(line);
|
||||
g.dispose();
|
||||
}
|
||||
|
||||
private static void validate(final BufferedImage img) {
|
||||
int white = Color.white.getRGB();
|
||||
int point = img.getRGB(35, 20); // point in the gap
|
||||
if (point != white) {
|
||||
throw new RuntimeException("Line should be dashed");
|
||||
}
|
||||
}
|
||||
}
|
||||
68
test/jdk/java/awt/BasicStroke/DashStrokeTest.java
Normal file
68
test/jdk/java/awt/BasicStroke/DashStrokeTest.java
Normal file
|
|
@ -0,0 +1,68 @@
|
|||
/*
|
||||
* Copyright (c) 2015, 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
|
||||
* @bug 8075942 8080932
|
||||
* @summary test there is no exception rendering a dashed stroke
|
||||
* @run main DashStrokeTest
|
||||
*/
|
||||
|
||||
import java.awt.BasicStroke;
|
||||
import java.awt.Color;
|
||||
import java.awt.Graphics2D;
|
||||
import java.awt.Stroke;
|
||||
import java.awt.geom.GeneralPath;
|
||||
import java.awt.image.BufferedImage;
|
||||
|
||||
|
||||
public class DashStrokeTest {
|
||||
|
||||
public static void main(String[] args) {
|
||||
|
||||
GeneralPath shape = new GeneralPath();
|
||||
int[] pointTypes = {0, 0, 1, 1, 0, 1, 1, 0};
|
||||
double[] xpoints = {428, 420, 400, 400, 400, 400, 420, 733};
|
||||
double[] ypoints = {180, 180, 180, 160, 30, 10, 10, 10};
|
||||
shape.moveTo(xpoints[0], ypoints[0]);
|
||||
for (int i = 1; i < pointTypes.length; i++) {
|
||||
if (pointTypes[i] == 1 && i < pointTypes.length - 1) {
|
||||
shape.quadTo(xpoints[i], ypoints[i],
|
||||
xpoints[i + 1], ypoints[i + 1]);
|
||||
} else {
|
||||
shape.lineTo(xpoints[i], ypoints[i]);
|
||||
}
|
||||
}
|
||||
|
||||
BufferedImage image = new
|
||||
BufferedImage(1000, 1000, BufferedImage.TYPE_INT_ARGB);
|
||||
Graphics2D g2 = image.createGraphics();
|
||||
|
||||
Color color = new Color(124, 0, 124, 255);
|
||||
g2.setColor(color);
|
||||
Stroke stroke = new BasicStroke(1.0f,
|
||||
BasicStroke.CAP_BUTT,
|
||||
BasicStroke.JOIN_BEVEL,
|
||||
10.0f, new float[] {9, 6}, 0.0f);
|
||||
g2.setStroke(stroke);
|
||||
g2.draw(shape);
|
||||
}
|
||||
}
|
||||
100
test/jdk/java/awt/BasicStroke/DashZeroWidth.java
Normal file
100
test/jdk/java/awt/BasicStroke/DashZeroWidth.java
Normal file
|
|
@ -0,0 +1,100 @@
|
|||
/*
|
||||
* Copyright (c) 2003, 2019, 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.BasicStroke;
|
||||
import java.awt.Color;
|
||||
import java.awt.Graphics2D;
|
||||
import java.awt.GraphicsConfiguration;
|
||||
import java.awt.GraphicsEnvironment;
|
||||
import java.awt.Image;
|
||||
import java.awt.geom.Line2D;
|
||||
import java.awt.image.BufferedImage;
|
||||
import java.awt.image.IndexColorModel;
|
||||
import java.awt.image.VolatileImage;
|
||||
|
||||
import static java.awt.image.BufferedImage.TYPE_INT_ARGB;
|
||||
|
||||
/**
|
||||
* @test
|
||||
* @bug 4779211 8019816 8198411
|
||||
* @key headful
|
||||
* @summary REGRESSION: 1.4 Dashed lines disappear if BasicStroke width=0.0
|
||||
* @run main/othervm -Dsun.java2d.uiScale=1 DashZeroWidth
|
||||
*/
|
||||
public final class DashZeroWidth {
|
||||
|
||||
public static void main(final String[] args) {
|
||||
BufferedImage img = new BufferedImage(200, 40, TYPE_INT_ARGB);
|
||||
draw(img);
|
||||
validate(img);
|
||||
|
||||
GraphicsConfiguration gc =
|
||||
GraphicsEnvironment.getLocalGraphicsEnvironment()
|
||||
.getDefaultScreenDevice().getDefaultConfiguration();
|
||||
if (gc.getColorModel() instanceof IndexColorModel) {
|
||||
System.err.println("Skipping VolatileImage because of IndexColorModel");
|
||||
return;
|
||||
}
|
||||
|
||||
VolatileImage vi = gc.createCompatibleVolatileImage(200, 40);
|
||||
BufferedImage snapshot;
|
||||
int attempt = 0;
|
||||
while (true) {
|
||||
if (++attempt > 10) {
|
||||
throw new RuntimeException("Too many attempts: " + attempt);
|
||||
}
|
||||
vi.validate(gc);
|
||||
draw(vi);
|
||||
snapshot = vi.getSnapshot();
|
||||
if (!vi.contentsLost()) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
validate(snapshot);
|
||||
}
|
||||
|
||||
private static void draw(final Image img) {
|
||||
float[] dashes = {10.0f, 10.0f};
|
||||
BasicStroke bs = new BasicStroke(0.0f, BasicStroke.CAP_BUTT,
|
||||
BasicStroke.JOIN_BEVEL, 10.0f, dashes,
|
||||
0.0f);
|
||||
Graphics2D g = (Graphics2D) img.getGraphics();
|
||||
g.setColor(Color.WHITE);
|
||||
g.fillRect(0, 0, 200, 40);
|
||||
Line2D line = new Line2D.Double(20, 20, 180, 20);
|
||||
g.setColor(Color.BLACK);
|
||||
g.setStroke(bs);
|
||||
g.draw(line);
|
||||
g.dispose();
|
||||
}
|
||||
|
||||
private static void validate(final BufferedImage img) {
|
||||
int black = Color.black.getRGB();
|
||||
int white = Color.white.getRGB();
|
||||
int pointB = img.getRGB(25, 20); // point on the dash
|
||||
int pointW = img.getRGB(35, 20); // point in the gap
|
||||
if (pointB != black || pointW != white) {
|
||||
throw new RuntimeException("Line should be visible and dashed");
|
||||
}
|
||||
}
|
||||
}
|
||||
44
test/jdk/java/awt/BasicStroke/TestNullShape.java
Normal file
44
test/jdk/java/awt/BasicStroke/TestNullShape.java
Normal file
|
|
@ -0,0 +1,44 @@
|
|||
/*
|
||||
* Copyright (c) 2021, 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
|
||||
* @bug 6211257
|
||||
* @summary Verifies NPE is thrown for BasicStroke.createStrokedShape(null).
|
||||
*/
|
||||
import java.awt.BasicStroke;
|
||||
import java.awt.Shape;
|
||||
|
||||
public class TestNullShape {
|
||||
|
||||
public static void main(String[] args) {
|
||||
|
||||
BasicStroke bs = new BasicStroke();
|
||||
try {
|
||||
Shape s = bs.createStrokedShape(null);
|
||||
System.out.println("result: false");
|
||||
throw new RuntimeException("NPE is expected");
|
||||
} catch (NullPointerException ne) {
|
||||
System.out.println("result (npe): true");
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue