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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.
This commit is contained in:
russell@unturf.com 2026-03-26 17:11:57 -04:00
commit 0a580b313d
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test/langtools/tools/javac/processing/options/testPrintProcessorInfo/TestWithXstdout.java Normal file
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/*
* Copyright (c) 2011, 2015, 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 6987384
* @summary -XprintProcessorRoundsInfo message printed with different timing than previous
* @library /tools/javac/lib
* @modules java.compiler
* jdk.compiler
* @build JavacTestingAbstractProcessor Test TestWithXstdout
* @run main TestWithXstdout
*/
import java.io.*;
import java.nio.charset.*;
import java.nio.file.*;
import java.util.*;
public class TestWithXstdout {
public static void main(String... args) throws Exception {
File testSrc = new File(System.getProperty("test.src"));
String testClasses = System.getProperty("test.classes", ".");
String testClassPath = System.getProperty("test.class.path", testClasses);
File stdout = new File("stdout.out");
run_javac("-XDrawDiagnostics",
"-XprintProcessorInfo",
"-Werror",
"-proc:only",
"-processor", "Test",
"-Xstdout", stdout.getPath(),
"-classpath", testClassPath,
new File(testSrc, "Test.java").getPath());
boolean ok = compare(stdout, new File(testSrc, "Test.out"));
if (!ok)
throw new Exception("differences found");
}
static void run_javac(String... args) throws IOException, InterruptedException {
File javaHome = new File(System.getProperty("java.home"));
File javac = new File(new File(javaHome, "bin"), "javac");
List<String> opts = new ArrayList<>();
opts.add(javac.getPath());
String toolOpts = System.getProperty("test.tool.vm.opts");
if (toolOpts != null && !"".equals(toolOpts.trim())) {
opts.addAll(Arrays.asList(toolOpts.trim().split("[\\s]+")));
}
opts.addAll(Arrays.asList(args));
System.out.println("exec: " + opts);
ProcessBuilder pb = new ProcessBuilder(opts);
pb.redirectErrorStream();
Process p = pb.start();
try (BufferedReader r = new BufferedReader(new InputStreamReader(p.getInputStream()))) {
String line;
while ((line = r.readLine()) != null)
System.out.println();
}
int rc = p.waitFor();
if (rc != 0)
System.out.println("javac exited, rc=" + rc);
}
static boolean compare(File a, File b) throws IOException {
List<String> aLines = Files.readAllLines(a.toPath(), Charset.defaultCharset());
List<String> bLines = Files.readAllLines(b.toPath(), Charset.defaultCharset());
System.out.println(a + ": " + aLines.size() + " lines");
System.out.println(b + ": " + bLines.size() + " lines");
return aLines.equals(bLines);
}
}