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/*
* Copyright (c) 2010, 2025, 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 6813340
* @summary X509Factory should not depend on is.available()==0
*/
import java.io.File;
import java.io.FileInputStream;
import java.io.PipedInputStream;
import java.io.PipedOutputStream;
import java.security.cert.CertificateFactory;
import java.util.concurrent.atomic.AtomicBoolean;
public class SlowStream {
public static void main(String[] args) throws Exception {
final var outputStream = new PipedOutputStream();
final var inputStream = new PipedInputStream(outputStream);
final var failed = new AtomicBoolean(false);
final var writer = new Thread(() -> {
try {
for (int i = 0; i < 5; i++) {
try (final var fin = new FileInputStream(new File(
new File(System.getProperty("test.src", "."),
"openssl"),
"pem"))) {
fin.transferTo(outputStream);
Thread.sleep(2000);
}
}
outputStream.close();
} catch (final Exception e) {
System.out.println("Writer Thread Error: ");
e.printStackTrace(System.out);
failed.set(true);
}
});
final var reader = new Thread(() -> {
try {
final var factory = CertificateFactory.getInstance("X.509");
final var numOfCerts = factory.generateCertificates(inputStream).size();
if (numOfCerts != 5) {
throw new Exception(
String.format("Not all certs read. %d found 5 expected", numOfCerts)
);
}
inputStream.close();
} catch (final Exception e) {
System.out.println("Reader Thread Error: ");
e.printStackTrace(System.out);
failed.set(true);
}
});
writer.start();
reader.start();
writer.join();
reader.join();
if (failed.get()) {
throw new RuntimeException(
"The test failed, please check the reader and writer threads output"
);
}
}
}
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