/*
* 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 .
*
* 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.Graphics2D;
import java.awt.Polygon;
import java.awt.image.BufferedImage;
/**
* @ test
* @ bug 8004821
* @ summary Verifies that drawPolygon ( ) works with empty arrays .
* @ author Sergey Bylokhov
*/
public final class Test8004821 {
public static void main(final String[] args) {
final int [] arrEmpty = {};
final int [] arr1elem = {150 };
final BufferedImage bi = new BufferedImage(300 , 300 ,
BufferedImage.TYPE_INT_RGB);
final Graphics2D g = (Graphics2D) bi.getGraphics();
test(g, arrEmpty);
test(g, arr1elem);
g.translate(2 .0 , 2 .0 );
test(g, arrEmpty);
test(g, arr1elem);
g.scale(2 .0 , 2 .0 );
test(g, arrEmpty);
test(g, arr1elem);
g.dispose();
}
private static void test(final Graphics2D g, final int [] arr) {
g.drawPolygon(arr, arr, arr.length);
g.drawPolygon(new Polygon(arr, arr, arr.length));
g.fillPolygon(arr, arr, arr.length);
g.fillPolygon(new Polygon(arr, arr, arr.length));
g.drawPolyline(arr, arr, arr.length);
}
}
Messung V0.5 in Prozent C=91 H=92 G=91
¤ Dauer der Verarbeitung: 0.7 Sekunden
(vorverarbeitet am 2026-10-11)
¤
*© Formatika GbR, Deutschland