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.

test/hotspot/jtreg/runtime/modules/AccessCheck/ModuleLibrary.java

@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2014, 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.
+ */
+
+import java.io.IOException;
+import java.lang.module.ModuleReference;
+import java.lang.module.ModuleFinder;
+import java.lang.module.ModuleDescriptor;
+import java.lang.module.ModuleReader;
+import java.net.URI;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Optional;
+import java.util.Set;
+
+/**
+ * A container of modules that acts as a ModuleFinder for testing
+ * purposes.
+ */
+
+class ModuleLibrary implements ModuleFinder {
+    private final Map<String, ModuleReference> namesToReference = new HashMap<>();
+
+    private ModuleLibrary() { }
+
+    void add(ModuleDescriptor... descriptors) {
+        for (ModuleDescriptor descriptor: descriptors) {
+            String name = descriptor.name();
+            if (!namesToReference.containsKey(name)) {
+                //modules.add(descriptor);
+
+                URI uri = URI.create("module:/" + descriptor.name());
+
+                ModuleReference mref = new ModuleReference(descriptor, uri) {
+                    @Override
+                    public ModuleReader open() {
+                        throw new UnsupportedOperationException();
+                    }
+                };
+
+                namesToReference.put(name, mref);
+            }
+        }
+    }
+
+    static ModuleLibrary of(ModuleDescriptor... descriptors) {
+        ModuleLibrary ml = new ModuleLibrary();
+        ml.add(descriptors);
+        return ml;
+    }
+
+    @Override
+    public Optional<ModuleReference> find(String name) {
+        return Optional.ofNullable(namesToReference.get(name));
+    }
+
+    @Override
+    public Set<ModuleReference> findAll() {
+        return new HashSet<>(namesToReference.values());
+    }
+}
+