72 lines
2.5 KiB
Java
72 lines
2.5 KiB
Java
/*
|
|
* Copyright (c) 2017, 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 8190997
|
|
* @summary Test verifies that ImageIO.read() throws proper IIOException
|
|
* when we have a PNG image with color type PNG_COLOR_PALETTE but
|
|
* missing the required PLTE chunk.
|
|
* @run main PngPLTEChunkMissingTest
|
|
*/
|
|
|
|
import java.io.ByteArrayInputStream;
|
|
import java.io.InputStream;
|
|
import java.util.Base64;
|
|
import javax.imageio.IIOException;
|
|
import javax.imageio.ImageIO;
|
|
|
|
public class PngPLTEChunkMissingTest {
|
|
|
|
// PNG image stream missing the required PLTE chunk
|
|
private static String inputImageBase64 = "iVBORw0KGgoAAAANSUhEUgAAAAEAAAAB"
|
|
+ "CAMAAAA6fptVAAAACklEQVQYV2P4DwABAQEAWk1v8QAAAABJRU5ErkJgggo=";
|
|
|
|
public static void main(String[] args) throws Exception {
|
|
|
|
byte[] inputBytes = Base64.getDecoder().decode(inputImageBase64);
|
|
InputStream in = new ByteArrayInputStream(inputBytes);
|
|
|
|
/*
|
|
* Attempt to read a PNG image of color type PNG_COLOR_PALETTE
|
|
* but missing the required PLTE chunk.
|
|
*/
|
|
try {
|
|
ImageIO.read(in);
|
|
} catch (IIOException e) {
|
|
/*
|
|
* We expect ImageIO to throw IIOException with proper message
|
|
* instead of throwing NullPointerException.
|
|
*/
|
|
Throwable cause = e.getCause();
|
|
if (cause == null ||
|
|
(!(cause.getMessage().
|
|
equals("Required PLTE chunk missing"))))
|
|
{
|
|
throw e;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|