110 lines
3.6 KiB
Java
110 lines
3.6 KiB
Java
/*
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* Copyright (c) 2003, 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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/* @test
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* @bug 4827074
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* @summary ImageIcon serialization does not preload restored images
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* @run main bug4827074
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*/
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import javax.swing.ImageIcon;
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import java.awt.Image;
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import java.awt.Panel;
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import java.awt.image.MemoryImageSource;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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public class bug4827074 extends Panel {
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static ImageIcon testIcon = null;
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private volatile static boolean passed = false;
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public void init() {
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testIcon = new TestImageIcon();
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ImageIcon icon = saveAndLoad(testIcon);
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if (!passed) {
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throw new RuntimeException("Image was not loaded properly");
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}
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}
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synchronized static void setPassed(boolean p) {
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passed = p;
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}
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static ImageIcon saveAndLoad(ImageIcon ii) {
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ImageIcon _ii = null;
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try {
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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ObjectOutputStream out = new ObjectOutputStream(baos);
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out.writeObject(ii);
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out.flush();
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ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
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ObjectInputStream in = new ObjectInputStream(bais);
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_ii = (ImageIcon)in.readObject();
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} catch (Exception ex) {
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ex.printStackTrace();
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}
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return _ii;
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}
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class TestImageIcon extends ImageIcon {
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public TestImageIcon() {
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super();
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setImage(buildImage());
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}
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private Image buildImage() {
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int w = 32, h = 32;
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float halfW = w / 2 , halfH = h / 2;
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int col = 0xff0000;
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int[] pixels = new int[w * h];
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for(int y = 0; y < h; y++) {
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for(int x = 0; x < w; x++) {
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float cx = 1f - (float)x / halfW;
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float cy = 1f - (float)y / halfH;
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double ray = Math.sqrt(cx * cx + cy * cy);
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pixels[y * w + x] = ray < 1 ? col | (255 - (int)(ray * 255)) << 24:0;
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}
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}
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MemoryImageSource mis = new MemoryImageSource(w, h, pixels, 0, w);
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Image image = createImage(mis);
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return image;
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}
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protected void loadImage(Image image) {
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super.loadImage(image);
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if (testIcon != null && image != testIcon.getImage()) {
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setPassed(true);
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}
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}
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}
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public static void main(String[] args) {
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bug4827074 bug = new bug4827074();
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bug.init();
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}
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}
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