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/*
* Copyright (c) 2005, 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 6319418
* @summary Test verifies that GIF stream metadata could be merged with tree
* representation for all supported formats
*/
import javax.imageio.ImageIO;
import javax.imageio.ImageWriteParam;
import javax.imageio.ImageWriter;
import javax.imageio.metadata.IIOInvalidTreeException;
import javax.imageio.metadata.IIOMetadata;
import org.w3c.dom.Node;
public class StreamMetadataTest {
protected static final String format = "GIF";
ImageWriter writer = null;
IIOMetadata streamData = null;
ImageWriteParam wparam = null;
boolean doMerge = true;
public StreamMetadataTest() {
writer = ImageIO.getImageWritersByFormatName(format).next();
wparam = writer.getDefaultWriteParam();
streamData = writer.getDefaultStreamMetadata(wparam);
}
public void doTest() throws IIOInvalidTreeException {
if (streamData == null) {
throw new RuntimeException("No stream metadata available");
}
String[] formatNames = streamData.getMetadataFormatNames();
for(String fname : formatNames) {
System.out.println("Format name: " + fname);
Node root = streamData.getAsTree(fname);
if (streamData.isReadOnly()) {
throw new RuntimeException("Stream metadata is readonly!");
}
streamData.reset();
streamData.mergeTree(fname, root);
}
}
public static void main(String args[]) {
StreamMetadataTest test = new StreamMetadataTest();
try {
test.doTest();
} catch (Exception e) {
throw new RuntimeException("Test failed.", e);
}
}
}
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