/* * Copyright (c) 2006, 2018, 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 6398602 * @summary Checks that problems finding the roots of curves does not * cause the Area class to end up with NaN coordinates after * being constructed from an otherwise normal and unremarkable * path. */ import java.awt.geom.Area; import java.awt.geom.GeneralPath; import java.awt.geom.Rectangle2D; public class AreaNaNBug { public static void main(String argv[]) { GeneralPath gp = new GeneralPath(GeneralPath.WIND_EVEN_ODD); gp.moveTo(-38.05311f, 75.25694f); gp.curveTo(-48.18971f, 71.23722f, -46.495422f, -113.844574f, 124.16219f, 87.604744f); gp.quadTo(105.644554f, 114.52495f, 72.98282f, -78.52084f); gp.lineTo(107.358795f, 29.33548f); gp.quadTo(-16.562698f, -43.91586f, 51.50203f, 38.51295f); gp.lineTo(20.715876f, 44.4093f); gp.closePath(); Area a = new Area(gp); Rectangle2D r2d = a.getBounds2D(); if (Double.isNaN(r2d.getX()) || Double.isNaN(r2d.getY()) || Double.isNaN(r2d.getWidth()) || Double.isNaN(r2d.getHeight())) { throw new RuntimeException("Area bounds have NaN"); } } }