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/com/sun/net/httpserver/SimpleHttpServerTest.java
+++ b/test/jdk/com/sun/net/httpserver/SimpleHttpServerTest.java
@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2014, 2019, 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 8015692
+ * @key intermittent
+ * @summary  Test HttpServer instantiation, start, and stop repeated in a loop
+ *           Testing for Bind exception on Windows. This test may fail
+ *           intermittently if other tests / process manage to bind to
+ *           the same port that the test is using in the short window
+ *           time where the port might appear available again.
+ */
+
+import java.net.InetSocketAddress;
+import java.net.ServerSocket;
+
+import com.sun.net.httpserver.HttpServer;
+
+
+public class SimpleHttpServerTest {
+
+    public static void main(String[] args) throws Exception {
+
+        System.out.println(System.getProperty("java.version"));
+        InetSocketAddress serverAddr = new InetSocketAddress(0);
+        HttpServer server = HttpServer.create(serverAddr, 0);
+        int serverPort = server.getAddress().getPort();
+        server.start();
+        server.stop(0);
+        serverAddr = new InetSocketAddress(serverPort);
+        int exceptionCount = 0;
+        boolean failedOnce = false;
+        System.out.println("Using serverPort == " + serverPort);
+        RETRY: while (exceptionCount == 0) {
+            for (int i = 0; i < 100; i++) {
+                try {
+                    server = HttpServer.create(serverAddr, 0);
+                    server.start();
+                    server.stop(0);
+                } catch (Exception ex) {
+                    if (!failedOnce) {
+                        failedOnce = true;
+                        server = HttpServer.create(new InetSocketAddress(0), 0);
+                        serverPort = server.getAddress().getPort();
+                        server.start();
+                        server.stop(0);
+                        serverAddr = new InetSocketAddress(serverPort);
+                        System.out.println("Retrying with serverPort == " + serverPort);
+                        continue RETRY;
+                    }
+                    System.err.println("Got exception at iteration: " + i );
+                    ex.printStackTrace();
+                    exceptionCount++;
+                }
+            }
+            break;
+        }
+        if (exceptionCount > 0) {
+           throw new RuntimeException("Test Failed: got "
+                 + exceptionCount + " exceptions.");
+        }
+    }
+}