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/jdk/java/lang/ClassLoader/GetDotResource.java
+++ b/test/jdk/java/lang/ClassLoader/GetDotResource.java
@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 1999, 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 4273031
+ * @summary ClassLoader.getResouce() should be able to
+ *          find resources with leading "." in their names
+ * @library /test/lib
+ * @run main GetDotResource
+ */
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.util.jar.JarEntry;
+import java.util.jar.JarOutputStream;
+
+import jdk.test.lib.process.ProcessTools;
+
+public class GetDotResource {
+
+    private static final String JAR_FILENAME = "resource.jar";
+    private static final String DOT_FILENAME = ".resource";
+    private static final String CP = JAR_FILENAME + File.pathSeparator
+            + System.getProperty("test.class.path");
+
+    public static void main(String[] args) throws Throwable {
+        if (args.length == 0) {
+            createJar(JAR_FILENAME, DOT_FILENAME);
+
+            ProcessTools.executeTestJava("-cp", CP,
+                                         GetDotResource.class.getName(),
+                                         DOT_FILENAME)
+                        .outputTo(System.out)
+                        .errorTo(System.out)
+                        .shouldHaveExitValue(0);
+        } else {
+            runTest(args[0]);
+        }
+    }
+
+    public static void runTest(String dotFileName) throws Exception {
+        if (GetDotResource.class.getClassLoader().
+            getResourceAsStream(dotFileName) == null) {
+            throw new Exception("Could not find resource with "
+                                + "leading . in their names");
+        }
+    }
+
+    public static void createJar(String jarFileName, String dotFileName)
+            throws IOException {
+        try (FileOutputStream fos = new FileOutputStream(jarFileName);
+             JarOutputStream out = new JarOutputStream(fos))
+        {
+            out.putNextEntry(new JarEntry(dotFileName));
+            out.closeEntry();
+        }
+    }
+}