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undefect. CWE-407 — 63 sites patched across 27 ecosystems

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Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com

Patches, unit tests, benchmarks, whitepaper, and outreach briefs.
Public domain — no copyright claimed. Use freely.
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russell@unturf.com 2026-03-26 17:11:57 -04:00
commit 0a580b313d
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test/jdk/java/net/URLConnection/ExifContentGuesser.java Normal file
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/*
* Copyright (c) 2002, 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 4639576
* @summary java.net.URLConnection.guessContentTypeFromStream cannot
* handle Exif format
*/
import java.net.URLConnection;
import java.io.FileInputStream;
import java.io.InputStream;
import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.FileNotFoundException;
/**
* This test makes sure that URLConnection.guessContentTypeFromStream
* recognizes Exif file format. This test uses the file:
* olympus.jpg for testing the same.
*/
public class ExifContentGuesser {
public static void main(String args[]) throws Exception {
String filename = System.getProperty("test.src", ".") +
"/" + "olympus.jpg";
System.out.println("filename: " + filename);
InputStream in = null;
try {
in = new BufferedInputStream(new FileInputStream(filename));
String content_type = URLConnection.guessContentTypeFromStream(in);
if (content_type == null) {
throw new Exception("Test failed: Could not recognise " +
"Exif image");
} else {
System.out.println("content-type: " + content_type);
}
} catch (IOException e) {
e.printStackTrace();
}
}
}