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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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117
test/jdk/com/sun/jdi/ArrayLengthDumpTest.java Normal file
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/*
* Copyright (c) 2002, 2018, 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 4422141 4695338
* @summary TTY: .length field for arrays in print statements in jdb not recognized
* TTY: dump <ArrayReference> command not implemented.
* @comment converted from test/jdk/com/sun/jdi/ArrayLengthDumpTest.sh
*
* @library /test/lib
* @build ArrayLengthDumpTest
* @run main/othervm ArrayLengthDumpTest
*/
import lib.jdb.JdbCommand;
import lib.jdb.JdbTest;
import jdk.test.lib.process.OutputAnalyzer;
import java.util.LinkedList;
import java.util.List;
import java.util.stream.Collectors;
class ArrayLengthDumpTarg {
static final int [] i = {0,1,2,3,4,5,6};
String [] s = {"zero", "one", "two", "three", "four"};
String [][] t = {s, s, s, s, s, s, s, s, s, s, s};
int length = 5;
private void bar() {
}
private void foo() {
ArrayLengthDumpTarg u[] = { new ArrayLengthDumpTarg(),
new ArrayLengthDumpTarg(),
new ArrayLengthDumpTarg(),
new ArrayLengthDumpTarg(),
new ArrayLengthDumpTarg(),
new ArrayLengthDumpTarg() };
int k = u.length;
System.out.println(" u.length is: " + k);
k = this.s.length;
System.out.println(" this.s.length is: " + k);
k = this.t.length;
System.out.println(" this.t.length is: " + k);
k = this.t[1].length;
System.out.println("this.t[1].length is: " + k);
k = i.length;
System.out.println(" i.length is: " + k);
bar(); // @1 breakpoint
}
public static void main(String[] args) {
ArrayLengthDumpTarg my = new ArrayLengthDumpTarg();
my.foo();
}
}
public class ArrayLengthDumpTest extends JdbTest {
public static void main(String argv[]) {
new ArrayLengthDumpTest().run();
}
public ArrayLengthDumpTest() {
super(DEBUGGEE_CLASS);
}
private static final String DEBUGGEE_CLASS = ArrayLengthDumpTarg.class.getName();
@Override
protected void runCases() {
setBreakpointsFromTestSource("ArrayLengthDumpTest.java", 1);
// Run to breakpoint #1
jdb.command(JdbCommand.run());
List<String> reply = new LinkedList<>();
reply.addAll(jdb.command(JdbCommand.dump("this")));
reply.addAll(jdb.command(JdbCommand.dump("this.s.length")));
reply.addAll(jdb.command(JdbCommand.dump("this.s")));
reply.addAll(jdb.command(JdbCommand.dump("this.t.length")));
reply.addAll(jdb.command(JdbCommand.dump("this.t[1].length")));
reply.addAll(jdb.command(JdbCommand.dump("ArrayLengthDumpTarg.i.length")));
reply.addAll(jdb.command(JdbCommand.dump("this.length")));
new OutputAnalyzer(reply.stream().collect(Collectors.joining(lineSeparator)))
// Test the fix for 4690242:
.shouldNotContain("No instance field or method with the name length in")
.shouldNotContain("No static field or method with the name length")
// Test the fix for 4695338:
.shouldContain("\"zero\", \"one\", \"two\", \"three\", \"four\"");
jdb.contToExit(1);
}
}