148 lines
6.1 KiB
Java
148 lines
6.1 KiB
Java
/*
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* Copyright (c) 2013, 2024, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 7150256 8338603
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* @summary Basic Test for the DiagnosticCommandMBean
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* @author Frederic Parain, Shanliang JIANG
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*
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* @run main/othervm DcmdMBeanTest
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*/
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import java.lang.management.ManagementFactory;
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import javax.management.Descriptor;
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import javax.management.MBeanInfo;
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import javax.management.MBeanOperationInfo;
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import javax.management.MBeanServer;
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import javax.management.ObjectName;
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import javax.management.*;
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import javax.management.remote.*;
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public class DcmdMBeanTest {
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private static String HOTSPOT_DIAGNOSTIC_MXBEAN_NAME =
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"com.sun.management:type=DiagnosticCommand";
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public static void main(String[] args) throws Exception {
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System.out.println("--->JRCMD MBean Test: invocation on \"operation info\"...");
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MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
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JMXServiceURL url = new JMXServiceURL("rmi", null, 0);
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JMXConnectorServer cs = null;
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JMXConnector cc = null;
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try {
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cs = JMXConnectorServerFactory.newJMXConnectorServer(url, null, mbs);
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cs.start();
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JMXServiceURL addr = cs.getAddress();
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cc = JMXConnectorFactory.connect(addr);
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MBeanServerConnection mbsc = cc.getMBeanServerConnection();
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ObjectName name = new ObjectName(HOTSPOT_DIAGNOSTIC_MXBEAN_NAME);
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MBeanInfo info = mbsc.getMBeanInfo(name);
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// the test should check that the MBean doesn't have any
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// Attribute, notification or constructor. Current version only
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// check operations
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System.out.println("Class Name:" + info.getClassName());
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System.out.println("Description:" + info.getDescription());
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MBeanOperationInfo[] opInfo = info.getOperations();
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System.out.println("Operations:");
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int operationFailures = 0;
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for (int i = 0; i < opInfo.length; i++) {
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operationFailures += printOperation(opInfo[i]);
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System.out.println("\n@@@@@@\n");
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}
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if (operationFailures > 0) {
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throw new RuntimeException("FAILED. " + operationFailures + " operations found with non-standard parameter types.");
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}
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} finally {
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try {
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cc.close();
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cs.stop();
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} catch (Exception e) {
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}
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}
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System.out.println("Test passed");
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}
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/**
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* Print an Operation, and check for any non-standard parameter types.
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* Return the number of failed parameters, so the caller can signal to fail the test.
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*/
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static int printOperation(MBeanOperationInfo info) {
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int failures = 0;
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System.out.println("Name: "+info.getName());
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System.out.println("Description: "+info.getDescription());
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System.out.println("Return Type: "+info.getReturnType());
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System.out.println("Impact: "+info.getImpact());
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Descriptor desc = info.getDescriptor();
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System.out.println("Descriptor");
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for(int i=0; i<desc.getFieldNames().length; i++) {
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if(desc.getFieldNames()[i].compareTo("dcmd.arguments") == 0) {
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System.out.println("\t"+desc.getFieldNames()[i]+":");
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Descriptor desc2 =
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(Descriptor)desc.getFieldValue(desc.getFieldNames()[i]);
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for(int j=0; j<desc2.getFieldNames().length; j++) {
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System.out.println("\t\t"+desc2.getFieldNames()[j]+"=");
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Descriptor desc3 =
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(Descriptor)desc2.getFieldValue(desc2.getFieldNames()[j]);
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for(int k=0; k<desc3.getFieldNames().length; k++) {
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String fieldName3 = desc3.getFieldNames()[k];
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Object fieldValue3 = desc3.getFieldValue(fieldName3);
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System.out.print("\t\t\t" + fieldName3 + "=" + fieldValue3);
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if (fieldName3.equals("dcmd.arg.type")) {
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if (!isPublicType((String) fieldValue3)) {
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System.out.print("\t** FAILED ** not a standard type");
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failures++;
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}
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}
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System.out.println();
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}
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}
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} else {
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System.out.println("\t"+desc.getFieldNames()[i]+"="
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+desc.getFieldValue(desc.getFieldNames()[i]));
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}
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}
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return failures;
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}
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// Knowledge of the implementation-dependent types in DiagnosticCommandImpl, seen by applications/users
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// (see the DiagnosticCommandMBean Descriptor, field "dcmd.arg.type").
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private static final String [] publicTypes = new String [] { "INT", "STRING", "BOOLEAN", "STRING SET", "MEMORY SIZE", "NANOTIME" };
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private static final boolean isPublicType(String typeName) {
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if (typeName == null) {
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return false;
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}
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for (String t : publicTypes) {
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if (typeName.equals(t)) {
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return true;
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}
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}
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return false;
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}
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}
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