1 /*
   2  * Copyright 2009 Sun Microsystems, Inc.  All Rights Reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  20  * CA 95054 USA or visit www.sun.com if you need additional information or
  21  * have any questions.
  22  */
  23 
  24 /**
  25  * @test
  26  * @bug     6887494
  27  *
  28  * @summary Verifies that no NullPointerException is thrown in Pisces Renderer
  29  *          under certain circumstances.
  30  *
  31  * @run     main TestNPE
  32  */
  33 
  34 import java.awt.*;
  35 import java.awt.geom.*;
  36 
  37 public class TestNPE extends Frame {
  38 
  39     public void paint(Graphics g) {
  40         Graphics2D g2d = (Graphics2D) g;
  41         g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
  42                              RenderingHints.VALUE_ANTIALIAS_ON);
  43         g2d.setClip(0, 0, 0, 0);
  44         g2d.setTransform(
  45                new AffineTransform(4.0f, 0.0f, 0.0f, 4.0f, -1248.0f, -744.0f));
  46         g2d.draw(new Line2D.Float(131.21428571428572f, 33.0f,
  47                                   131.21428571428572f, 201.0f));
  48     }
  49 
  50     public static void main(String[] args) {
  51         TestNPE f = new TestNPE();
  52         f.setSize(100, 100);
  53         f.setVisible(true);
  54 
  55         // Trigger exception in main thread.
  56         Graphics g = f.getGraphics();
  57         try {
  58             f.paint(g);
  59         } finally {
  60             f.dispose();
  61         }
  62 
  63         f.dispose();
  64     }
  65 }