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 /* 25 * @test 26 * @bug 7150256 27 * @summary Basic Test for the DiagnosticCommandMBean 28 * @author Frederic Parain, Shanliang JIANG 29 * 30 * @run main/othervm DcmdMBeanTest 31 */ 32 33 34 import java.lang.management.ManagementFactory; 35 import javax.management.Descriptor; 36 import javax.management.MBeanInfo; 37 import javax.management.MBeanOperationInfo; 38 import javax.management.MBeanServer; 39 import javax.management.ObjectName; 40 import javax.management.*; 41 import javax.management.remote.*; 42 43 public class DcmdMBeanTest { 44 45 private static String HOTSPOT_DIAGNOSTIC_MXBEAN_NAME = 46 "com.sun.management:type=DiagnosticCommand"; 47 48 public static void main(String[] args) throws Exception { 49 System.out.println("--->JRCMD MBean Test: invocation on \"operation info\"..."); 50 51 MBeanServer mbs = ManagementFactory.getPlatformMBeanServer(); 52 JMXServiceURL url = new JMXServiceURL("rmi", null, 0); 53 JMXConnectorServer cs = null; 54 JMXConnector cc = null; 55 try { 56 cs = JMXConnectorServerFactory.newJMXConnectorServer(url, null, mbs); 57 cs.start(); 58 JMXServiceURL addr = cs.getAddress(); 59 cc = JMXConnectorFactory.connect(addr); 60 MBeanServerConnection mbsc = cc.getMBeanServerConnection(); 61 ObjectName name = new ObjectName(HOTSPOT_DIAGNOSTIC_MXBEAN_NAME); 62 MBeanInfo info = mbsc.getMBeanInfo(name); 63 64 // the test should check that the MBean doesn't have any 65 // Attribute, notification or constructor. Current version only 66 // check operations 67 System.out.println("Class Name:" + info.getClassName()); 68 System.out.println("Description:" + info.getDescription()); 69 MBeanOperationInfo[] opInfo = info.getOperations(); 70 System.out.println("Operations:"); 71 for (int i = 0; i < opInfo.length; i++) { 72 printOperation(opInfo[i]); 73 System.out.println("\n@@@@@@\n"); 74 } 75 } finally { 76 try { 77 cc.close(); 78 cs.stop(); 79 } catch (Exception e) { 80 } 81 } 82 83 System.out.println("Test passed"); 84 } 85 86 static void printOperation(MBeanOperationInfo info) { 87 System.out.println("Name: "+info.getName()); 88 System.out.println("Description: "+info.getDescription()); 89 System.out.println("Return Type: "+info.getReturnType()); 90 System.out.println("Impact: "+info.getImpact()); 91 Descriptor desc = info.getDescriptor(); 92 System.out.println("Descriptor"); 93 for(int i=0; i<desc.getFieldNames().length; i++) { 94 if(desc.getFieldNames()[i].compareTo("dcmd.arguments") == 0) { 95 System.out.println("\t"+desc.getFieldNames()[i]+":"); 96 Descriptor desc2 = 97 (Descriptor)desc.getFieldValue(desc.getFieldNames()[i]); 98 for(int j=0; j<desc2.getFieldNames().length; j++) { 99 System.out.println("\t\t"+desc2.getFieldNames()[j]+"="); 100 Descriptor desc3 = 101 (Descriptor)desc2.getFieldValue(desc2.getFieldNames()[j]); 102 for(int k=0; k<desc3.getFieldNames().length; k++) { 103 System.out.println("\t\t\t"+desc3.getFieldNames()[k]+"=" 104 +desc3.getFieldValue(desc3.getFieldNames()[k])); 105 } 106 } 107 } else { 108 System.out.println("\t"+desc.getFieldNames()[i]+"=" 109 +desc.getFieldValue(desc.getFieldNames()[i])); 110 } 111 } 112 } 113 }