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/*
* Copyright (c) 2016, 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 6294607
* @summary Test verifies whether ImageWriteParam.getCompressionTypes()
* returns any duplicate compression type for ImageIO plugins.
* @run main ImageCompressionTypesTest
*/
import java.util.Iterator;
import javax.imageio.ImageIO;
import javax.imageio.ImageWriteParam;
import javax.imageio.ImageWriter;
public class ImageCompressionTypesTest {
static ImageWriter writer = null;
public ImageCompressionTypesTest(String format) {
Iterator it = ImageIO.getImageWritersByFormatName(format);
while (it.hasNext()) {
writer = (ImageWriter) it.next();
break;
}
ImageWriteParam param = writer.getDefaultWriteParam();
param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
System.out.println("Checking compression types for : " + format);
String compTypes[] = param.getCompressionTypes();
if (compTypes.length > 1) {
for (int i = 0; i < compTypes.length; i++) {
for (int j = i + 1; j < compTypes.length; j++) {
if (compTypes[i].equalsIgnoreCase(compTypes[j])) {
throw new RuntimeException("Duplicate compression"
+ " type exists for image format " + format);
}
}
}
}
}
public static void main(String args[]) {
final String[] formats = {"bmp", "png", "gif", "jpg", "tiff"};
for (String format : formats) {
new ImageCompressionTypesTest(format);
}
}
}
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