1 /* 2 * Copyright (c) 2012, 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 /* 25 * @test 26 * @bug 7150256 27 * @summary Basic Test for the DiagnosticCommandMBean 28 * @author Frederic Parain 29 * 30 * @run main/othervm -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.port=8123 DcmdMBeanInvocationTest 31 */ 32 33 34 import java.io.IOException; 35 import java.lang.management.ManagementFactory; 36 import java.util.logging.Level; 37 import java.util.logging.Logger; 38 import javax.management.Descriptor; 39 import javax.management.InstanceNotFoundException; 40 import javax.management.IntrospectionException; 41 import javax.management.MBeanInfo; 42 import javax.management.MBeanOperationInfo; 43 import javax.management.MBeanServer; 44 import javax.management.MalformedObjectNameException; 45 import javax.management.ObjectName; 46 import javax.management.ReflectionException; 47 import javax.management.*; 48 import javax.management.remote.*; 49 50 public class DcmdMBeanInvocationTest { 51 52 private static String HOTSPOT_DIAGNOSTIC_MXBEAN_NAME = 53 "com.sun.management:type=DiagnosticCommand"; 54 55 public static void main(String[] args) { 56 MBeanServerConnection mbs = null; 57 try { 58 JMXServiceURL url = new JMXServiceURL("service:jmx:rmi:///jndi/rmi://localhost:8123/jmxrmi"); 59 JMXConnector connector = JMXConnectorFactory.connect(url); 60 mbs = connector.getMBeanServerConnection(); 61 } catch(Throwable t) { 62 t.printStackTrace(); 63 } 64 ObjectName name; 65 try { 66 name = new ObjectName(HOTSPOT_DIAGNOSTIC_MXBEAN_NAME); 67 MBeanInfo info = mbs.getMBeanInfo(name); 68 String[] helpArgs = {"-all"}; 69 Object[] dcmdArgs = {helpArgs}; 70 String[] signature = {"[Ljava/lang/String;"}; 71 String result = (String) mbs.invoke(name, "help", dcmdArgs, signature); 72 System.out.println(result); 73 } catch (InstanceNotFoundException|IntrospectionException|ReflectionException 74 |MalformedObjectNameException|MBeanException|IOException ex) { 75 Logger.getLogger(DcmdMBeanTest.class.getName()).log(Level.SEVERE, null, ex); 76 } 77 } 78 } 79