russell@unturf.com
0a580b313d
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.
67 lines
2.4 KiB
Java
67 lines
2.4 KiB
Java
/*
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* Copyright (c) 2003, 2026, 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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/*
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* @test
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* @bug 4953126
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* @summary Check that a signed JAR file containing an unsupported signer info
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* attribute can be parsed successfully.
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* @run junit ScanSignedJar
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*/
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import org.junit.jupiter.api.Test;
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import java.io.File;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.Enumeration;
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import java.util.jar.*;
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import static org.junit.jupiter.api.Assertions.assertTrue;
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public class ScanSignedJar {
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@Test
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void unsupportedSignerTest() throws IOException {
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boolean isSigned = false;
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try (JarFile file = new JarFile(new File(System.getProperty("test.src","."),
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"bogus-signerinfo-attr.jar"))) {
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byte[] buffer = new byte[8192];
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for (Enumeration<JarEntry> entries = file.entries(); entries.hasMoreElements();) {
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JarEntry entry = entries.nextElement();
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try (InputStream jis = file.getInputStream(entry)) {
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while (jis.read(buffer, 0, buffer.length) != -1) {
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// read the jar entry
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}
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}
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if (entry.getCertificates() != null) {
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isSigned = true;
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}
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System.out.println((isSigned ? "[signed] " : "\t ") +
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entry.getName());
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}
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}
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assertTrue(isSigned, "Failed to detect that the JAR file is signed");
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}
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}
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