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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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69
test/jdk/java/io/LineNumberInputStream/Available.java Normal file
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/*
* Copyright (c) 1997, 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 1238944
@summary Check for correct implementation of LineNumberInputStream.available
*/
import java.io.*;
public class Available {
static void check(int a, int bound) throws Exception {
if (a > bound) {
throw new Exception("Available returned " + a + " > " + bound);
}
}
public static void main(String args[]) throws Exception {
LineNumberInputStream in = new LineNumberInputStream(new MyInStream());
check(in.available(), 5);
in.read();
in.read();
check(in.available(), 4);
in.read();
in.read();
in.read();
check(in.available(), 2);
}
}
class MyInStream extends InputStream {
char[] buf = {'a', 'b', 'c', 'd', '\n',
'e', 'f', '\r', '\n', 'g'};
int ctr = 0;
public int read() {
return ((ctr == 12) ? -1 : (int)buf[ctr++]);
}
public int available() {
return (10 - ctr);
}
}