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/jdk/java/awt/Focus/FocusTraversalPolicyIAE.java

@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2005, 2023, 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 6225100
+  @summary FocusTraversalPolicy.getInitialComponent does not work as expected
+  @run main FocusTraversalPolicyIAE
+*/
+
+import java.awt.Component;
+import java.awt.Container;
+import java.awt.FocusTraversalPolicy;
+
+public class FocusTraversalPolicyIAE {
+    public static void main(String[] args) {
+        CustomFocusTraversalPolicy cftp = new CustomFocusTraversalPolicy();
+        try {
+            cftp.getInitialComponent(null);
+            throw new RuntimeException("Test failed. No exceptions thrown.");
+        } catch (IllegalArgumentException iae) {
+            System.out.println("Test passed.");
+        } catch (NullPointerException npe) {
+            throw new RuntimeException("Test failed. Unexpected NPE thrown: " + npe);
+        } catch (Exception e) {
+            throw new RuntimeException("Test failed. Unexpected exception thrown: " + e);
+        }
+    }
+}
+
+class CustomFocusTraversalPolicy extends FocusTraversalPolicy {
+    public Component getComponentAfter(Container focusCycleRoot,
+                                       Component aComponent) {
+        return null;
+    }
+
+    public Component getComponentBefore(Container focusCycleRoot,
+                                        Component aComponent) {
+        return null;
+    }
+
+    public Component getDefaultComponent(Container focusCycleRoot) {
+        return null;
+    }
+
+    public Component getFirstComponent(Container focusCycleRoot) {
+        return null;
+    }
+
+    public Component getLastComponent(Container focusCycleRoot) {
+        return null;
+    }
+}