undefect. CWE-407 — 63 sites patched across 27 ecosystems

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.
2026-03-26 17:11:57 -04:00 · 2026-03-26 17:11:57 -04:00 · 0a580b313d
commit 0a580b313d
70422 changed files with 17213626 additions and 0 deletions
--- a/test/langtools/jdk/jshell/LocalExecutionContextLoaderParentTest.java
+++ b/test/langtools/jdk/jshell/LocalExecutionContextLoaderParentTest.java
@ -0,0 +1,106 @@
+/*
+ * Copyright (c) 2023, 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 8314327
+ * @summary Verify function of LocalExecutionControlProvider createExecutionControl() method override
+ * @library /tools/lib
+ * @modules
+ *      jdk.compiler/com.sun.tools.javac.api
+ *      jdk.compiler/com.sun.tools.javac.main
+ * @build toolbox.ToolBox toolbox.JavacTask LocalExecutionTestSupport
+ * @run junit/othervm LocalExecutionContextLoaderParentTest
+ */
+
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.nio.file.Path;
+import java.util.Arrays;
+import java.util.Locale;
+import java.util.Map;
+import java.nio.file.Files;
+
+import jdk.jshell.execution.LocalExecutionControl;
+import jdk.jshell.execution.LocalExecutionControlProvider;
+import jdk.jshell.spi.ExecutionControl;
+import jdk.jshell.spi.ExecutionControlProvider;
+import jdk.jshell.spi.ExecutionEnv;
+
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestInstance;
+
+@TestInstance(TestInstance.Lifecycle.PER_CLASS)
+public class LocalExecutionContextLoaderParentTest extends LocalExecutionTestSupport {
+
+    @BeforeAll
+    public void installParentTestProvider() throws IOException {
+        Path dir = createSubdir(classesDir, "META-INF/services");
+        Files.write(dir.resolve(ExecutionControlProvider.class.getName()),
+          Arrays.asList(ParentTestExecutionControlProvider.class.getName()));
+    }
+
+    @Override
+    public void test(Locale locale, boolean defaultStartUp, String[] args, String startMsg, ReplTest... tests) {
+
+        // Make test.MyClass visible to the context class loader
+        final URL classesDirURL;
+        try {
+            classesDirURL = this.classesDir.toUri().toURL();
+        } catch (MalformedURLException e) {
+            throw new RuntimeException(e);
+        }
+        Thread.currentThread().setContextClassLoader(new URLClassLoader(new URL[] { classesDirURL }));
+
+        // Set local execution with context class loader as parent loader
+        args = this.prependArgs(args, "--execution", "parentTest");
+
+        // Verify the execution engine can find MyClass (we don't care whether the compiler can find it in this test)
+        super.test(locale, defaultStartUp, args, startMsg, tests);
+    }
+
+    @Test
+    public void verifyMyClassFoundByExecutionEngine() {
+        test(new String[] { "--no-startup" },
+            a -> assertCommand(a, "Class.forName(\"test.MyClass\").getField(\"FOO\").get(null)", "$1 ==> \"bar\"")
+        );
+    }
+
+// ParentTestExecutionControlProvider
+
+    public static class ParentTestExecutionControlProvider extends LocalExecutionControlProvider {
+
+        @Override
+        public String name() {
+            return "parentTest";
+        }
+
+        @Override
+        public ExecutionControl createExecutionControl(ExecutionEnv env, Map<String, String> parameters) {
+            return new LocalExecutionControl(Thread.currentThread().getContextClassLoader());
+        }
+    }
+}