58 lines
2.0 KiB
Java
58 lines
2.0 KiB
Java
/*
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* Copyright (c) 2021, 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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import java.awt.Graphics2D;
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import java.awt.image.BufferedImage;
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import java.awt.Shape;
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/**
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* @test
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* @bug 6206189
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* @summary Verifies passing null to Graphics2D.clip(Shape) throws NPE.
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*/
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public class TestNullClip {
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public static void main(String[] argv) {
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BufferedImage bi = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB);
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Graphics2D g2d = (Graphics2D)bi.getGraphics();
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g2d.clip(null); // silently return, no NPE should be thrown
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g2d.setClip(0, 0, 100, 100);
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g2d.setClip(null);
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Shape clip1 = g2d.getClip();
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if (clip1 != null) {
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throw new RuntimeException("Clip is not cleared");
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}
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g2d.setClip(0, 0, 100, 100);
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try {
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g2d.clip(null);
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throw new RuntimeException("NPE is expected");
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} catch (NullPointerException e) {
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//expected
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System.out.println("NPE is thrown");
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}
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}
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}
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