8015692: java.net.BindException is thrown on Windows XP when HTTP server is started and stopped in the loop.
authormsheppar
Sat, 15 Nov 2014 18:26:29 +0000
changeset 27720 aa3983c8fbee
parent 27719 d8e33060989c
child 27721 e261e8fb8837
8015692: java.net.BindException is thrown on Windows XP when HTTP server is started and stopped in the loop. Summary: join the dispatcher thread in the ServerImpl.stop method to ensure Dispatcher is finished prior to exiting stop(). Reviewed-by: chegar
jdk/src/jdk.httpserver/share/classes/sun/net/httpserver/ServerImpl.java
jdk/test/com/sun/net/httpserver/SimpleHttpServerTest.java
--- a/jdk/src/jdk.httpserver/share/classes/sun/net/httpserver/ServerImpl.java	Thu Nov 06 13:29:36 2014 -0800
+++ b/jdk/src/jdk.httpserver/share/classes/sun/net/httpserver/ServerImpl.java	Sat Nov 15 18:26:29 2014 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2014, 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
@@ -82,6 +82,7 @@
 
     private Timer timer, timer1;
     private Logger logger;
+    private Thread dispatcherThread;
 
     ServerImpl (
         HttpServer wrapper, String protocol, InetSocketAddress addr, int backlog
@@ -141,9 +142,9 @@
         if (executor == null) {
             executor = new DefaultExecutor();
         }
-        Thread t = new Thread (dispatcher);
+        dispatcherThread = new Thread (dispatcher);
         started = true;
-        t.start();
+        dispatcherThread.start();
     }
 
     public void setExecutor (Executor executor) {
@@ -205,6 +206,12 @@
         if (timer1Enabled) {
             timer1.cancel();
         }
+        try {
+            dispatcherThread.join();
+        } catch (InterruptedException e) {
+            Thread.currentThread().interrupt();
+            logger.log(Level.FINER, "ServerImpl.stop: ", e);
+        }
     }
 
     Dispatcher dispatcher;
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/com/sun/net/httpserver/SimpleHttpServerTest.java	Sat Nov 15 18:26:29 2014 +0000
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2014 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
+ * @summary  Test HttpServer instantiation, start, and stop repeated in a loop
+ *           Testing for Bind exception on Windows
+ */
+
+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);
+        final int serverPort = server.getAddress().getPort();
+        server.start();
+        server.stop(0);
+        serverAddr = new InetSocketAddress(serverPort);
+        int exceptionCount = 0;
+        System.out.println("Using serverPort == " + serverPort);
+        for (int i = 0; i < 100; i++) {
+            try {
+                server = HttpServer.create(serverAddr, 0);
+                server.start();
+                server.stop(0);
+            } catch (Exception ex) {
+                ex.printStackTrace();
+                exceptionCount++;
+            }
+        }
+        if (exceptionCount > 0) {
+           throw new RuntimeException("Test Failed");
+        }
+    }
+}