GenerateTestImage.java

/*
* Copyright (c) 2013, 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.
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import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileOutputStream;

/**
 * A utility to generate a test image for the SplashScreen test
 */
public class GenerateTestImage {
    private static final int IMAGE_SIZE = 20;

    public static void main(String[] args) throws Exception {
        String path = System.getProperty("test.classes") + File.separator + "test.png";

        BufferedImage image = new BufferedImage(IMAGE_SIZE, IMAGE_SIZE, BufferedImage.TYPE_INT_ARGB);
        Graphics2D graphics2D = image.createGraphics();
        graphics2D.setColor(Color.red);
        graphics2D.fillOval(0, 0, IMAGE_SIZE, IMAGE_SIZE);
        graphics2D.dispose();;

        try(FileOutputStream fos = new FileOutputStream(path)) {
            ImageIO.write(image, "png", fos);
        }
    }
}