1 /*
   2  * Copyright (c) 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.lang.management.ManagementFactory;
  25 import java.lang.ref.WeakReference;
  26 import java.lang.reflect.Field;
  27 import javax.management.MBeanServer;
  28 import javax.management.MBeanServerConnection;
  29 import javax.management.remote.JMXConnector;
  30 import javax.management.remote.JMXConnectorFactory;
  31 import javax.management.remote.JMXConnectorServer;
  32 import javax.management.remote.JMXConnectorServerFactory;
  33 import javax.management.remote.JMXServiceURL;
  34 import javax.management.remote.rmi.RMIConnector;
  35 
  36 /*
  37  * @test
  38  * @bug 6566891
  39  * @summary Check no memory leak on RMIConnector's nullSubjectConn
  40  * @author Shanliang JIANG

  41  * @run clean RMIConnectorNullSubjectConnTest
  42  * @run build RMIConnectorNullSubjectConnTest
  43  * @run main RMIConnectorNullSubjectConnTest
  44  */
  45 
  46 public class RMIConnectorNullSubjectConnTest {
  47     public static void main(String[] args) throws Exception {
  48         System.out.println("---RMIConnectorNullSubjectConnTest starting...");
  49 
  50         JMXConnectorServer connectorServer = null;
  51         JMXConnector connectorClient = null;
  52 
  53         try {
  54             MBeanServer mserver = ManagementFactory.getPlatformMBeanServer();
  55             JMXServiceURL serverURL = new JMXServiceURL("rmi", "localhost", 0);
  56             connectorServer = JMXConnectorServerFactory.newJMXConnectorServer(serverURL, null, mserver);
  57             connectorServer.start();
  58 
  59             JMXServiceURL serverAddr = connectorServer.getAddress();
  60             connectorClient = JMXConnectorFactory.connect(serverAddr, null);

   1 /*
   2  * Copyright (c) 2013, 2015, 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.lang.management.ManagementFactory;
  25 import java.lang.ref.WeakReference;
  26 import java.lang.reflect.Field;
  27 import javax.management.MBeanServer;
  28 import javax.management.MBeanServerConnection;
  29 import javax.management.remote.JMXConnector;
  30 import javax.management.remote.JMXConnectorFactory;
  31 import javax.management.remote.JMXConnectorServer;
  32 import javax.management.remote.JMXConnectorServerFactory;
  33 import javax.management.remote.JMXServiceURL;
  34 import javax.management.remote.rmi.RMIConnector;
  35 
  36 /*
  37  * @test
  38  * @bug 6566891
  39  * @summary Check no memory leak on RMIConnector's nullSubjectConn
  40  * @author Shanliang JIANG
  41  * @modules java.management
  42  * @run clean RMIConnectorNullSubjectConnTest
  43  * @run build RMIConnectorNullSubjectConnTest
  44  * @run main RMIConnectorNullSubjectConnTest
  45  */
  46 
  47 public class RMIConnectorNullSubjectConnTest {
  48     public static void main(String[] args) throws Exception {
  49         System.out.println("---RMIConnectorNullSubjectConnTest starting...");
  50 
  51         JMXConnectorServer connectorServer = null;
  52         JMXConnector connectorClient = null;
  53 
  54         try {
  55             MBeanServer mserver = ManagementFactory.getPlatformMBeanServer();
  56             JMXServiceURL serverURL = new JMXServiceURL("rmi", "localhost", 0);
  57             connectorServer = JMXConnectorServerFactory.newJMXConnectorServer(serverURL, null, mserver);
  58             connectorServer.start();
  59 
  60             JMXServiceURL serverAddr = connectorServer.getAddress();
  61             connectorClient = JMXConnectorFactory.connect(serverAddr, null);