1 /*
   2  * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 import java.io.File;
  25 import java.lang.management.ManagementFactory;
  26 import java.net.BindException;
  27 import java.rmi.registry.LocateRegistry;
  28 import java.rmi.server.ExportException;
  29 import java.util.Random;
  30 import javax.management.MBeanServer;
  31 import javax.management.ObjectName;
  32 import javax.management.remote.JMXConnectorServer;
  33 import javax.management.remote.JMXConnectorServerFactory;
  34 import javax.management.remote.JMXServiceURL;
  35 
  36 public class Server {
  37     public static String start() throws Exception {
  38         int serverPort = 12345;
  39         ObjectName name = new ObjectName("test", "foo", "bar");
  40         MBeanServer jmxServer = ManagementFactory.getPlatformMBeanServer();
  41         SteMBean bean = new Ste();
  42         jmxServer.registerMBean(bean, name);
  43         boolean exported = false;
  44         Random rnd = new Random(System.currentTimeMillis());
  45         do {
  46             try {
  47                 LocateRegistry.createRegistry(serverPort);
  48                 exported = true;
  49             } catch (ExportException ee) {
  50                 if (ee.getCause() instanceof BindException) {
  51                     serverPort = rnd.nextInt(10000) + 4096;
  52                 } else {
  53                     throw ee;
  54                 }
  55             }
  56 
  57         } while (!exported);
  58         JMXServiceURL serverUrl = new JMXServiceURL("service:jmx:rmi:///jndi/rmi://localhost:" + serverPort + "/test");
  59         JMXConnectorServer jmxConnector = JMXConnectorServerFactory.newJMXConnectorServer(serverUrl, null, jmxServer);
  60         jmxConnector.start();
  61 
  62         return serverUrl.toString();
  63     }
  64 }