/* * Copyright (c) 2013, 2015, 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 7150256 * @summary Basic Test for the DiagnosticCommandMBean * @author Frederic Parain, Shanliang JIANG * * @run main/othervm DcmdMBeanTest */ import java.lang.management.ManagementFactory; import javax.management.Descriptor; import javax.management.MBeanInfo; import javax.management.MBeanOperationInfo; import javax.management.MBeanServer; import javax.management.ObjectName; import javax.management.*; import javax.management.remote.*; public class DcmdMBeanTest { private static String HOTSPOT_DIAGNOSTIC_MXBEAN_NAME = "com.sun.management:type=DiagnosticCommand"; public static void main(String[] args) throws Exception { System.out.println("--->JRCMD MBean Test: invocation on \"operation info\"..."); MBeanServer mbs = ManagementFactory.getPlatformMBeanServer(); JMXServiceURL url = new JMXServiceURL("rmi", null, 0); JMXConnectorServer cs = null; JMXConnector cc = null; try { cs = JMXConnectorServerFactory.newJMXConnectorServer(url, null, mbs); cs.start(); JMXServiceURL addr = cs.getAddress(); cc = JMXConnectorFactory.connect(addr); MBeanServerConnection mbsc = cc.getMBeanServerConnection(); ObjectName name = new ObjectName(HOTSPOT_DIAGNOSTIC_MXBEAN_NAME); MBeanInfo info = mbsc.getMBeanInfo(name); // the test should check that the MBean doesn't have any // Attribute, notification or constructor. Current version only // check operations System.out.println("Class Name:" + info.getClassName()); System.out.println("Description:" + info.getDescription()); MBeanOperationInfo[] opInfo = info.getOperations(); System.out.println("Operations:"); for (int i = 0; i < opInfo.length; i++) { printOperation(opInfo[i]); System.out.println("\n@@@@@@\n"); } } finally { try { cc.close(); cs.stop(); } catch (Exception e) { } } System.out.println("Test passed"); } static void printOperation(MBeanOperationInfo info) { System.out.println("Name: "+info.getName()); System.out.println("Description: "+info.getDescription()); System.out.println("Return Type: "+info.getReturnType()); System.out.println("Impact: "+info.getImpact()); Descriptor desc = info.getDescriptor(); System.out.println("Descriptor"); for(int i=0; i