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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/io/PipedInputStream/Constructors.java Normal file
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/*
* Copyright (c) 2006, 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 4028462
* @summary Test for new constructors that set the pipe size
*/
import java.io.*;
public class Constructors extends Thread {
static PipedOutputStream out;
static PipedInputStream in;
static int totalToWrite = (8 * 1024);
static int pipeSize = totalToWrite;
public void run() {
try {
for (int times = (totalToWrite / pipeSize); times > 0; times--) {
System.out.println("Pipe Input stream reading...");
int read = in.read(new byte[pipeSize]);
System.out.println("read: " + read);
if (read < pipeSize) {
throw new Exception("Pipe Size is not set to:" + pipeSize);
}
}
} catch (Throwable e) {
System.out.println("Pipe Input stream exception:");
e.printStackTrace();
} finally {
System.out.println("Pipe Input stream done.");
}
}
public static void main(String args[]) throws Exception {
in = new PipedInputStream(pipeSize);
out = new PipedOutputStream(in);
testPipe();
out = new PipedOutputStream();
in = new PipedInputStream(out, pipeSize);
testPipe();
}
private static void testPipe() throws Exception {
Constructors reader = new Constructors();
reader.start();
try {
System.out.println("Pipe Output stream started.");
out.write(new byte[totalToWrite]);
} catch (Throwable e) {
System.out.println("Pipe Output stream exception:");
e.printStackTrace();
} finally {
out.close();
System.out.println("Waiting for Pipe Input stream...");
reader.join();
in.close();
System.out.println("Done.");
}
}
}