author | alanb |
Fri, 02 Nov 2012 15:50:11 +0000 | |
changeset 14342 | 8435a30053c1 |
parent 13589 | da4cb574f4a6 |
child 16109 | eb00701a5769 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2003, 2012, 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. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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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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package java.lang.management; |
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import javax.management.DynamicMBean; |
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import javax.management.MBeanServer; |
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import javax.management.MBeanServerConnection; |
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import javax.management.MBeanServerFactory; |
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import javax.management.MBeanServerPermission; |
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import javax.management.NotificationEmitter; |
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import javax.management.ObjectInstance; |
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import javax.management.ObjectName; |
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import javax.management.InstanceAlreadyExistsException; |
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import javax.management.InstanceNotFoundException; |
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import javax.management.MalformedObjectNameException; |
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import javax.management.MBeanRegistrationException; |
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import javax.management.NotCompliantMBeanException; |
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import javax.management.StandardEmitterMBean; |
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import javax.management.StandardMBean; |
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import java.util.Collections; |
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import java.util.List; |
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import java.util.Set; |
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import java.util.HashSet; |
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import java.security.AccessController; |
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import java.security.Permission; |
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import java.security.PrivilegedAction; |
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import java.security.PrivilegedActionException; |
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import java.security.PrivilegedExceptionAction; |
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import javax.management.JMX; |
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import sun.management.ManagementFactoryHelper; |
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/** |
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* The {@code ManagementFactory} class is a factory class for getting |
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* managed beans for the Java platform. |
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* This class consists of static methods each of which returns |
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* one or more <i>platform MXBeans</i> representing |
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* the management interface of a component of the Java virtual |
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* machine. |
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* <p> |
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* <h4><a name="MXBean">Platform MXBeans</a></h4> |
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* <p> |
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* A platform MXBean is a <i>managed bean</i> that |
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* conforms to the <a href="../../../javax/management/package-summary.html">JMX</a> |
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* Instrumentation Specification and only uses a set of basic data types. |
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* A JMX management application and the {@linkplain |
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* #getPlatformMBeanServer platform MBeanServer} |
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* can interoperate without requiring classes for MXBean specific |
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* data types. |
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* The data types being transmitted between the JMX connector |
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* server and the connector client are |
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* {@linkplain javax.management.openmbean.OpenType open types} |
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* and this allows interoperation across versions. |
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* See <a href="../../../javax/management/MXBean.html#MXBean-spec"> |
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* the specification of MXBeans</a> for details. |
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* |
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* <a name="MXBeanNames"></a> |
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* <p>Each platform MXBean is a {@link PlatformManagedObject} |
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* and it has a unique |
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* {@link javax.management.ObjectName ObjectName} for |
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* registration in the platform {@code MBeanServer} as returned by |
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* by the {@link PlatformManagedObject#getObjectName getObjectName} |
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* method. |
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* |
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* <p> |
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* An application can access a platform MXBean in the following ways: |
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* <h5>1. Direct access to an MXBean interface</h5> |
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* <blockquote> |
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* <ul> |
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* <li>Get an MXBean instance by calling the |
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* {@link #getPlatformMXBean(Class) getPlatformMXBean} or |
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* {@link #getPlatformMXBeans(Class) getPlatformMXBeans} method |
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* and access the MXBean locally in the running |
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* virtual machine. |
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* </li> |
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* <li>Construct an MXBean proxy instance that forwards the |
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* method calls to a given {@link MBeanServer MBeanServer} by calling |
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* the {@link #getPlatformMXBean(MBeanServerConnection, Class)} or |
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* {@link #getPlatformMXBeans(MBeanServerConnection, Class)} method. |
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* The {@link #newPlatformMXBeanProxy newPlatformMXBeanProxy} method |
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* can also be used to construct an MXBean proxy instance of |
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* a given {@code ObjectName}. |
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* A proxy is typically constructed to remotely access |
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* an MXBean of another running virtual machine. |
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* </li> |
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* </ul> |
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* <h5>2. Indirect access to an MXBean interface via MBeanServer</h5> |
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* <ul> |
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* <li>Go through the platform {@code MBeanServer} to access MXBeans |
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* locally or a specific <tt>MBeanServerConnection</tt> to access |
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* MXBeans remotely. |
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* The attributes and operations of an MXBean use only |
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* <em>JMX open types</em> which include basic data types, |
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* {@link javax.management.openmbean.CompositeData CompositeData}, |
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* and {@link javax.management.openmbean.TabularData TabularData} |
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* defined in |
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* {@link javax.management.openmbean.OpenType OpenType}. |
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* The mapping is specified in |
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* the {@linkplain javax.management.MXBean MXBean} specification |
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* for details. |
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* </li> |
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* </ul> |
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* </blockquote> |
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* |
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* <p> |
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* The {@link #getPlatformManagementInterfaces getPlatformManagementInterfaces} |
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* method returns all management interfaces supported in the Java virtual machine |
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* including the standard management interfaces listed in the tables |
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* below as well as the management interfaces extended by the JDK implementation. |
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* <p> |
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* A Java virtual machine has a single instance of the following management |
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* interfaces: |
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* |
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* <blockquote> |
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* <table border> |
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* <tr> |
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* <th>Management Interface</th> |
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* <th>ObjectName</th> |
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* </tr> |
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* <tr> |
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* <td> {@link ClassLoadingMXBean} </td> |
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* <td> {@link #CLASS_LOADING_MXBEAN_NAME |
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* java.lang:type=ClassLoading}</td> |
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* </tr> |
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* <tr> |
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* <td> {@link MemoryMXBean} </td> |
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* <td> {@link #MEMORY_MXBEAN_NAME |
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* java.lang:type=Memory}</td> |
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* </tr> |
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* <tr> |
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* <td> {@link ThreadMXBean} </td> |
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* <td> {@link #THREAD_MXBEAN_NAME |
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* java.lang:type=Threading}</td> |
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* </tr> |
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* <tr> |
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* <td> {@link RuntimeMXBean} </td> |
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* <td> {@link #RUNTIME_MXBEAN_NAME |
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* java.lang:type=Runtime}</td> |
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* </tr> |
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* <tr> |
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* <td> {@link OperatingSystemMXBean} </td> |
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* <td> {@link #OPERATING_SYSTEM_MXBEAN_NAME |
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* java.lang:type=OperatingSystem}</td> |
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* </tr> |
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* <tr> |
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* <td> {@link PlatformLoggingMXBean} </td> |
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* <td> {@link java.util.logging.LogManager#LOGGING_MXBEAN_NAME |
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* java.util.logging:type=Logging}</td> |
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* </tr> |
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* </table> |
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* </blockquote> |
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* |
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* <p> |
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* A Java virtual machine has zero or a single instance of |
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* the following management interfaces. |
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* |
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* <blockquote> |
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* <table border> |
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* <tr> |
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* <th>Management Interface</th> |
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* <th>ObjectName</th> |
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* </tr> |
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* <tr> |
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* <td> {@link CompilationMXBean} </td> |
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* <td> {@link #COMPILATION_MXBEAN_NAME |
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* java.lang:type=Compilation}</td> |
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* </tr> |
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* </table> |
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* </blockquote> |
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* |
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* <p> |
|
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* A Java virtual machine may have one or more instances of the following |
|
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* management interfaces. |
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* <blockquote> |
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* <table border> |
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* <tr> |
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* <th>Management Interface</th> |
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* <th>ObjectName</th> |
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* </tr> |
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* <tr> |
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* <td> {@link GarbageCollectorMXBean} </td> |
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* <td> {@link #GARBAGE_COLLECTOR_MXBEAN_DOMAIN_TYPE |
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* java.lang:type=GarbageCollector}<tt>,name=</tt><i>collector's name</i></td> |
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* </tr> |
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* <tr> |
|
207 |
* <td> {@link MemoryManagerMXBean} </td> |
|
208 |
* <td> {@link #MEMORY_MANAGER_MXBEAN_DOMAIN_TYPE |
|
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* java.lang:type=MemoryManager}<tt>,name=</tt><i>manager's name</i></td> |
2 | 210 |
* </tr> |
211 |
* <tr> |
|
212 |
* <td> {@link MemoryPoolMXBean} </td> |
|
213 |
* <td> {@link #MEMORY_POOL_MXBEAN_DOMAIN_TYPE |
|
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* java.lang:type=MemoryPool}<tt>,name=</tt><i>pool's name</i></td> |
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215 |
* </tr> |
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216 |
* <tr> |
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217 |
* <td> {@link BufferPoolMXBean} </td> |
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* <td> {@code java.nio:type=BufferPool,name=}<i>pool name</i></td> |
2 | 219 |
* </tr> |
220 |
* </table> |
|
221 |
* </blockquote> |
|
222 |
* |
|
223 |
* @see <a href="../../../javax/management/package-summary.html"> |
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* JMX Specification</a> |
2 | 225 |
* @see <a href="package-summary.html#examples"> |
226 |
* Ways to Access Management Metrics</a> |
|
227 |
* @see javax.management.MXBean |
|
228 |
* |
|
229 |
* @author Mandy Chung |
|
230 |
* @since 1.5 |
|
231 |
*/ |
|
232 |
public class ManagementFactory { |
|
233 |
// A class with only static fields and methods. |
|
234 |
private ManagementFactory() {}; |
|
235 |
||
236 |
/** |
|
237 |
* String representation of the |
|
238 |
* <tt>ObjectName</tt> for the {@link ClassLoadingMXBean}. |
|
239 |
*/ |
|
240 |
public final static String CLASS_LOADING_MXBEAN_NAME = |
|
241 |
"java.lang:type=ClassLoading"; |
|
242 |
||
243 |
/** |
|
244 |
* String representation of the |
|
245 |
* <tt>ObjectName</tt> for the {@link CompilationMXBean}. |
|
246 |
*/ |
|
247 |
public final static String COMPILATION_MXBEAN_NAME = |
|
248 |
"java.lang:type=Compilation"; |
|
249 |
||
250 |
/** |
|
251 |
* String representation of the |
|
252 |
* <tt>ObjectName</tt> for the {@link MemoryMXBean}. |
|
253 |
*/ |
|
254 |
public final static String MEMORY_MXBEAN_NAME = |
|
255 |
"java.lang:type=Memory"; |
|
256 |
||
257 |
/** |
|
258 |
* String representation of the |
|
259 |
* <tt>ObjectName</tt> for the {@link OperatingSystemMXBean}. |
|
260 |
*/ |
|
261 |
public final static String OPERATING_SYSTEM_MXBEAN_NAME = |
|
262 |
"java.lang:type=OperatingSystem"; |
|
263 |
||
264 |
/** |
|
265 |
* String representation of the |
|
266 |
* <tt>ObjectName</tt> for the {@link RuntimeMXBean}. |
|
267 |
*/ |
|
268 |
public final static String RUNTIME_MXBEAN_NAME = |
|
269 |
"java.lang:type=Runtime"; |
|
270 |
||
271 |
/** |
|
272 |
* String representation of the |
|
273 |
* <tt>ObjectName</tt> for the {@link ThreadMXBean}. |
|
274 |
*/ |
|
275 |
public final static String THREAD_MXBEAN_NAME = |
|
276 |
"java.lang:type=Threading"; |
|
277 |
||
278 |
/** |
|
279 |
* The domain name and the type key property in |
|
280 |
* the <tt>ObjectName</tt> for a {@link GarbageCollectorMXBean}. |
|
281 |
* The unique <tt>ObjectName</tt> for a <tt>GarbageCollectorMXBean</tt> |
|
282 |
* can be formed by appending this string with |
|
283 |
* "<tt>,name=</tt><i>collector's name</i>". |
|
284 |
*/ |
|
285 |
public final static String GARBAGE_COLLECTOR_MXBEAN_DOMAIN_TYPE = |
|
286 |
"java.lang:type=GarbageCollector"; |
|
287 |
||
288 |
/** |
|
289 |
* The domain name and the type key property in |
|
290 |
* the <tt>ObjectName</tt> for a {@link MemoryManagerMXBean}. |
|
291 |
* The unique <tt>ObjectName</tt> for a <tt>MemoryManagerMXBean</tt> |
|
292 |
* can be formed by appending this string with |
|
293 |
* "<tt>,name=</tt><i>manager's name</i>". |
|
294 |
*/ |
|
295 |
public final static String MEMORY_MANAGER_MXBEAN_DOMAIN_TYPE= |
|
296 |
"java.lang:type=MemoryManager"; |
|
297 |
||
298 |
/** |
|
299 |
* The domain name and the type key property in |
|
300 |
* the <tt>ObjectName</tt> for a {@link MemoryPoolMXBean}. |
|
301 |
* The unique <tt>ObjectName</tt> for a <tt>MemoryPoolMXBean</tt> |
|
302 |
* can be formed by appending this string with |
|
303 |
* <tt>,name=</tt><i>pool's name</i>. |
|
304 |
*/ |
|
305 |
public final static String MEMORY_POOL_MXBEAN_DOMAIN_TYPE= |
|
306 |
"java.lang:type=MemoryPool"; |
|
307 |
||
308 |
/** |
|
309 |
* Returns the managed bean for the class loading system of |
|
310 |
* the Java virtual machine. |
|
311 |
* |
|
312 |
* @return a {@link ClassLoadingMXBean} object for |
|
313 |
* the Java virtual machine. |
|
314 |
*/ |
|
315 |
public static ClassLoadingMXBean getClassLoadingMXBean() { |
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return ManagementFactoryHelper.getClassLoadingMXBean(); |
2 | 317 |
} |
318 |
||
319 |
/** |
|
320 |
* Returns the managed bean for the memory system of |
|
321 |
* the Java virtual machine. |
|
322 |
* |
|
323 |
* @return a {@link MemoryMXBean} object for the Java virtual machine. |
|
324 |
*/ |
|
325 |
public static MemoryMXBean getMemoryMXBean() { |
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326 |
return ManagementFactoryHelper.getMemoryMXBean(); |
2 | 327 |
} |
328 |
||
329 |
/** |
|
330 |
* Returns the managed bean for the thread system of |
|
331 |
* the Java virtual machine. |
|
332 |
* |
|
333 |
* @return a {@link ThreadMXBean} object for the Java virtual machine. |
|
334 |
*/ |
|
335 |
public static ThreadMXBean getThreadMXBean() { |
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336 |
return ManagementFactoryHelper.getThreadMXBean(); |
2 | 337 |
} |
338 |
||
339 |
/** |
|
340 |
* Returns the managed bean for the runtime system of |
|
341 |
* the Java virtual machine. |
|
342 |
* |
|
343 |
* @return a {@link RuntimeMXBean} object for the Java virtual machine. |
|
344 |
||
345 |
*/ |
|
346 |
public static RuntimeMXBean getRuntimeMXBean() { |
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347 |
return ManagementFactoryHelper.getRuntimeMXBean(); |
2 | 348 |
} |
349 |
||
350 |
/** |
|
351 |
* Returns the managed bean for the compilation system of |
|
352 |
* the Java virtual machine. This method returns <tt>null</tt> |
|
353 |
* if the Java virtual machine has no compilation system. |
|
354 |
* |
|
355 |
* @return a {@link CompilationMXBean} object for the Java virtual |
|
356 |
* machine or <tt>null</tt> if the Java virtual machine has |
|
357 |
* no compilation system. |
|
358 |
*/ |
|
359 |
public static CompilationMXBean getCompilationMXBean() { |
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360 |
return ManagementFactoryHelper.getCompilationMXBean(); |
2 | 361 |
} |
362 |
||
363 |
/** |
|
364 |
* Returns the managed bean for the operating system on which |
|
365 |
* the Java virtual machine is running. |
|
366 |
* |
|
367 |
* @return an {@link OperatingSystemMXBean} object for |
|
368 |
* the Java virtual machine. |
|
369 |
*/ |
|
370 |
public static OperatingSystemMXBean getOperatingSystemMXBean() { |
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371 |
return ManagementFactoryHelper.getOperatingSystemMXBean(); |
2 | 372 |
} |
373 |
||
374 |
/** |
|
375 |
* Returns a list of {@link MemoryPoolMXBean} objects in the |
|
376 |
* Java virtual machine. |
|
377 |
* The Java virtual machine can have one or more memory pools. |
|
378 |
* It may add or remove memory pools during execution. |
|
379 |
* |
|
380 |
* @return a list of <tt>MemoryPoolMXBean</tt> objects. |
|
381 |
* |
|
382 |
*/ |
|
383 |
public static List<MemoryPoolMXBean> getMemoryPoolMXBeans() { |
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|
384 |
return ManagementFactoryHelper.getMemoryPoolMXBeans(); |
2 | 385 |
} |
386 |
||
387 |
/** |
|
388 |
* Returns a list of {@link MemoryManagerMXBean} objects |
|
389 |
* in the Java virtual machine. |
|
390 |
* The Java virtual machine can have one or more memory managers. |
|
391 |
* It may add or remove memory managers during execution. |
|
392 |
* |
|
393 |
* @return a list of <tt>MemoryManagerMXBean</tt> objects. |
|
394 |
* |
|
395 |
*/ |
|
396 |
public static List<MemoryManagerMXBean> getMemoryManagerMXBeans() { |
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|
397 |
return ManagementFactoryHelper.getMemoryManagerMXBeans(); |
2 | 398 |
} |
399 |
||
400 |
||
401 |
/** |
|
402 |
* Returns a list of {@link GarbageCollectorMXBean} objects |
|
403 |
* in the Java virtual machine. |
|
404 |
* The Java virtual machine may have one or more |
|
405 |
* <tt>GarbageCollectorMXBean</tt> objects. |
|
406 |
* It may add or remove <tt>GarbageCollectorMXBean</tt> |
|
407 |
* during execution. |
|
408 |
* |
|
409 |
* @return a list of <tt>GarbageCollectorMXBean</tt> objects. |
|
410 |
* |
|
411 |
*/ |
|
412 |
public static List<GarbageCollectorMXBean> getGarbageCollectorMXBeans() { |
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|
413 |
return ManagementFactoryHelper.getGarbageCollectorMXBeans(); |
2 | 414 |
} |
415 |
||
416 |
private static MBeanServer platformMBeanServer; |
|
417 |
/** |
|
418 |
* Returns the platform {@link javax.management.MBeanServer MBeanServer}. |
|
419 |
* On the first call to this method, it first creates the platform |
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420 |
* {@code MBeanServer} by calling the |
2 | 421 |
* {@link javax.management.MBeanServerFactory#createMBeanServer |
422 |
* MBeanServerFactory.createMBeanServer} |
|
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|
423 |
* method and registers each platform MXBean in this platform |
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424 |
* {@code MBeanServer} with its |
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|
425 |
* {@link PlatformManagedObject#getObjectName ObjectName}. |
2 | 426 |
* This method, in subsequent calls, will simply return the |
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|
427 |
* initially created platform {@code MBeanServer}. |
2 | 428 |
* <p> |
429 |
* MXBeans that get created and destroyed dynamically, for example, |
|
430 |
* memory {@link MemoryPoolMXBean pools} and |
|
431 |
* {@link MemoryManagerMXBean managers}, |
|
432 |
* will automatically be registered and deregistered into the platform |
|
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|
433 |
* {@code MBeanServer}. |
2 | 434 |
* <p> |
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|
435 |
* If the system property {@code javax.management.builder.initial} |
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|
436 |
* is set, the platform {@code MBeanServer} creation will be done |
2 | 437 |
* by the specified {@link javax.management.MBeanServerBuilder}. |
438 |
* <p> |
|
439 |
* It is recommended that this platform MBeanServer also be used |
|
440 |
* to register other application managed beans |
|
441 |
* besides the platform MXBeans. |
|
442 |
* This will allow all MBeans to be published through the same |
|
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|
443 |
* {@code MBeanServer} and hence allow for easier network publishing |
2 | 444 |
* and discovery. |
445 |
* Name conflicts with the platform MXBeans should be avoided. |
|
446 |
* |
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|
447 |
* @return the platform {@code MBeanServer}; the platform |
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|
448 |
* MXBeans are registered into the platform {@code MBeanServer} |
2 | 449 |
* at the first time this method is called. |
450 |
* |
|
451 |
* @exception SecurityException if there is a security manager |
|
452 |
* and the caller does not have the permission required by |
|
453 |
* {@link javax.management.MBeanServerFactory#createMBeanServer}. |
|
454 |
* |
|
455 |
* @see javax.management.MBeanServerFactory |
|
456 |
* @see javax.management.MBeanServerFactory#createMBeanServer |
|
457 |
*/ |
|
458 |
public static synchronized MBeanServer getPlatformMBeanServer() { |
|
459 |
SecurityManager sm = System.getSecurityManager(); |
|
460 |
if (sm != null) { |
|
461 |
Permission perm = new MBeanServerPermission("createMBeanServer"); |
|
462 |
sm.checkPermission(perm); |
|
463 |
} |
|
464 |
||
465 |
if (platformMBeanServer == null) { |
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466 |
platformMBeanServer = MBeanServerFactory.createMBeanServer(); |
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|
467 |
for (PlatformComponent pc : PlatformComponent.values()) { |
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|
468 |
List<? extends PlatformManagedObject> list = |
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|
469 |
pc.getMXBeans(pc.getMXBeanInterface()); |
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|
470 |
for (PlatformManagedObject o : list) { |
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|
471 |
// Each PlatformComponent represents one management |
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|
472 |
// interface. Some MXBean may extend another one. |
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|
473 |
// The MXBean instances for one platform component |
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|
474 |
// (returned by pc.getMXBeans()) might be also |
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|
475 |
// the MXBean instances for another platform component. |
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|
476 |
// e.g. com.sun.management.GarbageCollectorMXBean |
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|
477 |
// |
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|
478 |
// So need to check if an MXBean instance is registered |
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|
479 |
// before registering into the platform MBeanServer |
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|
480 |
if (!platformMBeanServer.isRegistered(o.getObjectName())) { |
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|
481 |
addMXBean(platformMBeanServer, o); |
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|
482 |
} |
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|
483 |
} |
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|
484 |
} |
2 | 485 |
} |
486 |
return platformMBeanServer; |
|
487 |
} |
|
488 |
||
489 |
/** |
|
490 |
* Returns a proxy for a platform MXBean interface of a |
|
491 |
* given <a href="#MXBeanNames">MXBean name</a> |
|
492 |
* that forwards its method calls through the given |
|
493 |
* <tt>MBeanServerConnection</tt>. |
|
494 |
* |
|
495 |
* <p>This method is equivalent to: |
|
496 |
* <blockquote> |
|
497 |
* {@link java.lang.reflect.Proxy#newProxyInstance |
|
498 |
* Proxy.newProxyInstance}<tt>(mxbeanInterface.getClassLoader(), |
|
499 |
* new Class[] { mxbeanInterface }, handler)</tt> |
|
500 |
* </blockquote> |
|
501 |
* |
|
502 |
* where <tt>handler</tt> is an {@link java.lang.reflect.InvocationHandler |
|
503 |
* InvocationHandler} to which method invocations to the MXBean interface |
|
504 |
* are dispatched. This <tt>handler</tt> converts an input parameter |
|
505 |
* from an MXBean data type to its mapped open type before forwarding |
|
506 |
* to the <tt>MBeanServer</tt> and converts a return value from |
|
507 |
* an MXBean method call through the <tt>MBeanServer</tt> |
|
508 |
* from an open type to the corresponding return type declared in |
|
509 |
* the MXBean interface. |
|
510 |
* |
|
511 |
* <p> |
|
512 |
* If the MXBean is a notification emitter (i.e., |
|
513 |
* it implements |
|
514 |
* {@link javax.management.NotificationEmitter NotificationEmitter}), |
|
515 |
* both the <tt>mxbeanInterface</tt> and <tt>NotificationEmitter</tt> |
|
516 |
* will be implemented by this proxy. |
|
517 |
* |
|
518 |
* <p> |
|
519 |
* <b>Notes:</b> |
|
520 |
* <ol> |
|
521 |
* <li>Using an MXBean proxy is a convenience remote access to |
|
522 |
* a platform MXBean of a running virtual machine. All method |
|
523 |
* calls to the MXBean proxy are forwarded to an |
|
524 |
* <tt>MBeanServerConnection</tt> where |
|
525 |
* {@link java.io.IOException IOException} may be thrown |
|
526 |
* when the communication problem occurs with the connector server. |
|
527 |
* An application remotely accesses the platform MXBeans using |
|
528 |
* proxy should prepare to catch <tt>IOException</tt> as if |
|
529 |
* accessing with the <tt>MBeanServerConnector</tt> interface.</li> |
|
530 |
* |
|
531 |
* <li>When a client application is designed to remotely access MXBeans |
|
532 |
* for a running virtual machine whose version is different than |
|
533 |
* the version on which the application is running, |
|
534 |
* it should prepare to catch |
|
535 |
* {@link java.io.InvalidObjectException InvalidObjectException} |
|
536 |
* which is thrown when an MXBean proxy receives a name of an |
|
537 |
* enum constant which is missing in the enum class loaded in |
|
538 |
* the client application. </li> |
|
539 |
* |
|
540 |
* <li>{@link javax.management.MBeanServerInvocationHandler |
|
541 |
* MBeanServerInvocationHandler} or its |
|
542 |
* {@link javax.management.MBeanServerInvocationHandler#newProxyInstance |
|
543 |
* newProxyInstance} method cannot be used to create |
|
544 |
* a proxy for a platform MXBean. The proxy object created |
|
545 |
* by <tt>MBeanServerInvocationHandler</tt> does not handle |
|
546 |
* the properties of the platform MXBeans described in |
|
547 |
* the <a href="#MXBean">class specification</a>. |
|
548 |
*</li> |
|
549 |
* </ol> |
|
550 |
* |
|
551 |
* @param connection the <tt>MBeanServerConnection</tt> to forward to. |
|
552 |
* @param mxbeanName the name of a platform MXBean within |
|
553 |
* <tt>connection</tt> to forward to. <tt>mxbeanName</tt> must be |
|
554 |
* in the format of {@link ObjectName ObjectName}. |
|
555 |
* @param mxbeanInterface the MXBean interface to be implemented |
|
556 |
* by the proxy. |
|
557 |
* |
|
558 |
* @throws IllegalArgumentException if |
|
559 |
* <ul> |
|
560 |
* <li><tt>mxbeanName</tt> is not with a valid |
|
561 |
* {@link ObjectName ObjectName} format, or</li> |
|
562 |
* <li>the named MXBean in the <tt>connection</tt> is |
|
563 |
* not a MXBean provided by the platform, or</li> |
|
564 |
* <li>the named MXBean is not registered in the |
|
565 |
* <tt>MBeanServerConnection</tt>, or</li> |
|
566 |
* <li>the named MXBean is not an instance of the given |
|
567 |
* <tt>mxbeanInterface</tt></li> |
|
568 |
* </ul> |
|
569 |
* |
|
570 |
* @throws java.io.IOException if a communication problem |
|
571 |
* occurred when accessing the <tt>MBeanServerConnection</tt>. |
|
572 |
*/ |
|
573 |
public static <T> T |
|
574 |
newPlatformMXBeanProxy(MBeanServerConnection connection, |
|
575 |
String mxbeanName, |
|
576 |
Class<T> mxbeanInterface) |
|
577 |
throws java.io.IOException { |
|
578 |
||
579 |
// Only allow MXBean interfaces from rt.jar loaded by the |
|
580 |
// bootstrap class loader |
|
13589
da4cb574f4a6
7193339: Prepare system classes be defined by a non-null module loader
mchung
parents:
12189
diff
changeset
|
581 |
final Class<?> cls = mxbeanInterface; |
da4cb574f4a6
7193339: Prepare system classes be defined by a non-null module loader
mchung
parents:
12189
diff
changeset
|
582 |
ClassLoader loader = |
2 | 583 |
AccessController.doPrivileged(new PrivilegedAction<ClassLoader>() { |
584 |
public ClassLoader run() { |
|
13589
da4cb574f4a6
7193339: Prepare system classes be defined by a non-null module loader
mchung
parents:
12189
diff
changeset
|
585 |
return cls.getClassLoader(); |
2 | 586 |
} |
587 |
}); |
|
13589
da4cb574f4a6
7193339: Prepare system classes be defined by a non-null module loader
mchung
parents:
12189
diff
changeset
|
588 |
if (!sun.misc.VM.isSystemDomainLoader(loader)) { |
2 | 589 |
throw new IllegalArgumentException(mxbeanName + |
590 |
" is not a platform MXBean"); |
|
591 |
} |
|
592 |
||
593 |
try { |
|
594 |
final ObjectName objName = new ObjectName(mxbeanName); |
|
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
595 |
// skip the isInstanceOf check for LoggingMXBean |
13589
da4cb574f4a6
7193339: Prepare system classes be defined by a non-null module loader
mchung
parents:
12189
diff
changeset
|
596 |
String intfName = mxbeanInterface.getName(); |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
597 |
if (!connection.isInstanceOf(objName, intfName)) { |
2 | 598 |
throw new IllegalArgumentException(mxbeanName + |
13589
da4cb574f4a6
7193339: Prepare system classes be defined by a non-null module loader
mchung
parents:
12189
diff
changeset
|
599 |
" is not an instance of " + mxbeanInterface); |
2 | 600 |
} |
601 |
||
602 |
final Class[] interfaces; |
|
603 |
// check if the registered MBean is a notification emitter |
|
604 |
boolean emitter = connection.isInstanceOf(objName, NOTIF_EMITTER); |
|
605 |
||
606 |
// create an MXBean proxy |
|
607 |
return JMX.newMXBeanProxy(connection, objName, mxbeanInterface, |
|
608 |
emitter); |
|
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
609 |
} catch (InstanceNotFoundException|MalformedObjectNameException e) { |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
610 |
throw new IllegalArgumentException(e); |
2 | 611 |
} |
612 |
} |
|
613 |
||
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
614 |
/** |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
615 |
* Returns the platform MXBean implementing |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
616 |
* the given {@code mxbeanInterface} which is specified |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
617 |
* to have one single instance in the Java virtual machine. |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
618 |
* This method may return {@code null} if the management interface |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
619 |
* is not implemented in the Java virtual machine (for example, |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
620 |
* a Java virtual machine with no compilation system does not |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
621 |
* implement {@link CompilationMXBean}); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
622 |
* otherwise, this method is equivalent to calling: |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
623 |
* <pre> |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
624 |
* {@link #getPlatformMXBeans(Class) |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
625 |
* getPlatformMXBeans(mxbeanInterface)}.get(0); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
626 |
* </pre> |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
627 |
* |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
628 |
* @param mxbeanInterface a management interface for a platform |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
629 |
* MXBean with one single instance in the Java virtual machine |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
630 |
* if implemented. |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
631 |
* |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
632 |
* @return the platform MXBean that implements |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
633 |
* {@code mxbeanInterface}, or {@code null} if not exist. |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
634 |
* |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
635 |
* @throws IllegalArgumentException if {@code mxbeanInterface} |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
636 |
* is not a platform management interface or |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
637 |
* not a singleton platform MXBean. |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
638 |
* |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
639 |
* @since 1.7 |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
640 |
*/ |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
641 |
public static <T extends PlatformManagedObject> |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
642 |
T getPlatformMXBean(Class<T> mxbeanInterface) { |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
643 |
PlatformComponent pc = PlatformComponent.getPlatformComponent(mxbeanInterface); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
644 |
if (pc == null) |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
645 |
throw new IllegalArgumentException(mxbeanInterface.getName() + |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
646 |
" is not a platform management interface"); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
647 |
if (!pc.isSingleton()) |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
648 |
throw new IllegalArgumentException(mxbeanInterface.getName() + |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
649 |
" can have zero or more than one instances"); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
650 |
|
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
651 |
return pc.getSingletonMXBean(mxbeanInterface); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
652 |
} |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
653 |
|
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
654 |
/** |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
655 |
* Returns the list of platform MXBeans implementing |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
656 |
* the given {@code mxbeanInterface} in the Java |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
657 |
* virtual machine. |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
658 |
* The returned list may contain zero, one, or more instances. |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
659 |
* The number of instances in the returned list is defined |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
660 |
* in the specification of the given management interface. |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
661 |
* The order is undefined and there is no guarantee that |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
662 |
* the list returned is in the same order as previous invocations. |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
663 |
* |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
664 |
* @param mxbeanInterface a management interface for a platform |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
665 |
* MXBean |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
666 |
* |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
667 |
* @return the list of platform MXBeans that implement |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
668 |
* {@code mxbeanInterface}. |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
669 |
* |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
670 |
* @throws IllegalArgumentException if {@code mxbeanInterface} |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
671 |
* is not a platform management interface. |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
672 |
* |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
673 |
* @since 1.7 |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
674 |
*/ |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
675 |
public static <T extends PlatformManagedObject> List<T> |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
676 |
getPlatformMXBeans(Class<T> mxbeanInterface) { |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
677 |
PlatformComponent pc = PlatformComponent.getPlatformComponent(mxbeanInterface); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
678 |
if (pc == null) |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
679 |
throw new IllegalArgumentException(mxbeanInterface.getName() + |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
680 |
" is not a platform management interface"); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
681 |
return Collections.unmodifiableList(pc.getMXBeans(mxbeanInterface)); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
682 |
} |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
683 |
|
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
684 |
/** |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
685 |
* Returns the platform MXBean proxy for |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
686 |
* {@code mxbeanInterface} which is specified to have one single |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
687 |
* instance in a Java virtual machine and the proxy will |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
688 |
* forward the method calls through the given {@code MBeanServerConnection}. |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
689 |
* This method may return {@code null} if the management interface |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
690 |
* is not implemented in the Java virtual machine being monitored |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
691 |
* (for example, a Java virtual machine with no compilation system |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
692 |
* does not implement {@link CompilationMXBean}); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
693 |
* otherwise, this method is equivalent to calling: |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
694 |
* <pre> |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
695 |
* {@link #getPlatformMXBeans(MBeanServerConnection, Class) |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
696 |
* getPlatformMXBeans(connection, mxbeanInterface)}.get(0); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
697 |
* </pre> |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
698 |
* |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
699 |
* @param connection the {@code MBeanServerConnection} to forward to. |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
700 |
* @param mxbeanInterface a management interface for a platform |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
701 |
* MXBean with one single instance in the Java virtual machine |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
702 |
* being monitored, if implemented. |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
703 |
* |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
704 |
* @return the platform MXBean proxy for |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
705 |
* forwarding the method calls of the {@code mxbeanInterface} |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
706 |
* through the given {@code MBeanServerConnection}, |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
707 |
* or {@code null} if not exist. |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
708 |
* |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
709 |
* @throws IllegalArgumentException if {@code mxbeanInterface} |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
710 |
* is not a platform management interface or |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
711 |
* not a singleton platform MXBean. |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
712 |
* @throws java.io.IOException if a communication problem |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
713 |
* occurred when accessing the {@code MBeanServerConnection}. |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
714 |
* |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
715 |
* @see #newPlatformMXBeanProxy |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
716 |
* @since 1.7 |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
717 |
*/ |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
718 |
public static <T extends PlatformManagedObject> |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
719 |
T getPlatformMXBean(MBeanServerConnection connection, |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
720 |
Class<T> mxbeanInterface) |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
721 |
throws java.io.IOException |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
722 |
{ |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
723 |
PlatformComponent pc = PlatformComponent.getPlatformComponent(mxbeanInterface); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
724 |
if (pc == null) |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
725 |
throw new IllegalArgumentException(mxbeanInterface.getName() + |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
726 |
" is not a platform management interface"); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
727 |
if (!pc.isSingleton()) |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
728 |
throw new IllegalArgumentException(mxbeanInterface.getName() + |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
729 |
" can have zero or more than one instances"); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
730 |
return pc.getSingletonMXBean(connection, mxbeanInterface); |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
731 |
} |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
732 |
|
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
733 |
/** |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
734 |
* Returns the list of the platform MXBean proxies for |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
735 |
* forwarding the method calls of the {@code mxbeanInterface} |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
736 |
* through the given {@code MBeanServerConnection}. |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
737 |
* The returned list may contain zero, one, or more instances. |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
738 |
* The number of instances in the returned list is defined |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
739 |
* in the specification of the given management interface. |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
740 |
* The order is undefined and there is no guarantee that |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
741 |
* the list returned is in the same order as previous invocations. |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
742 |
* |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
743 |
* @param connection the {@code MBeanServerConnection} to forward to. |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
744 |
* @param mxbeanInterface a management interface for a platform |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
745 |
* MXBean |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
746 |
* |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
747 |
* @return the list of platform MXBean proxies for |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
748 |
* forwarding the method calls of the {@code mxbeanInterface} |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
749 |
* through the given {@code MBeanServerConnection}. |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
750 |
* |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
751 |
* @throws IllegalArgumentException if {@code mxbeanInterface} |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
752 |
* is not a platform management interface. |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
753 |
* |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
754 |
* @throws java.io.IOException if a communication problem |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
755 |
* occurred when accessing the {@code MBeanServerConnection}. |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
756 |
* |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
757 |
* @see #newPlatformMXBeanProxy |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
758 |
* @since 1.7 |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
759 |
*/ |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
760 |
public static <T extends PlatformManagedObject> |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
761 |
List<T> getPlatformMXBeans(MBeanServerConnection connection, |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
762 |
Class<T> mxbeanInterface) |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
763 |
throws java.io.IOException |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
764 |
{ |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
765 |
PlatformComponent pc = PlatformComponent.getPlatformComponent(mxbeanInterface); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
766 |
if (pc == null) { |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
767 |
throw new IllegalArgumentException(mxbeanInterface.getName() + |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
768 |
" is not a platform management interface"); |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
769 |
} |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
770 |
return Collections.unmodifiableList(pc.getMXBeans(connection, mxbeanInterface)); |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
771 |
} |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
772 |
|
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
773 |
/** |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
774 |
* Returns the set of {@code Class} objects, subinterface of |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
775 |
* {@link PlatformManagedObject}, representing |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
776 |
* all management interfaces for |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
777 |
* monitoring and managing the Java platform. |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
778 |
* |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
779 |
* @return the set of {@code Class} objects, subinterface of |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
780 |
* {@link PlatformManagedObject} representing |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
781 |
* the management interfaces for |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
782 |
* monitoring and managing the Java platform. |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
783 |
* |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
784 |
* @since 1.7 |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
785 |
*/ |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
786 |
public static Set<Class<? extends PlatformManagedObject>> |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
787 |
getPlatformManagementInterfaces() |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
788 |
{ |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
789 |
Set<Class<? extends PlatformManagedObject>> result = |
12189
f4b4456f3581
7074616: java.lang.management.ManagementFactory.getPlatformManagementInterfaces fails
fparain
parents:
11128
diff
changeset
|
790 |
new HashSet<>(); |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
791 |
for (PlatformComponent component: PlatformComponent.values()) { |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
792 |
result.add(component.getMXBeanInterface()); |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
793 |
} |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
794 |
return Collections.unmodifiableSet(result); |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
795 |
} |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
796 |
|
2 | 797 |
private static final String NOTIF_EMITTER = |
798 |
"javax.management.NotificationEmitter"; |
|
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
799 |
|
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
800 |
/** |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
801 |
* Registers an MXBean. |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
802 |
*/ |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
803 |
private static void addMXBean(final MBeanServer mbs, final PlatformManagedObject pmo) { |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
804 |
// Make DynamicMBean out of MXBean by wrapping it with a StandardMBean |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
805 |
final DynamicMBean dmbean; |
9013
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
806 |
if (pmo instanceof DynamicMBean) { |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
807 |
dmbean = DynamicMBean.class.cast(pmo); |
eedac0b9f552
7024172: Move BufferPoolMXBean and PlatformLoggingMXBean java.lang.management
mchung
parents:
7803
diff
changeset
|
808 |
} else if (pmo instanceof NotificationEmitter) { |
401
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
809 |
dmbean = new StandardEmitterMBean(pmo, null, true, (NotificationEmitter) pmo); |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
810 |
} else { |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
811 |
dmbean = new StandardMBean(pmo, null, true); |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
812 |
} |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
813 |
|
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
814 |
try { |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
815 |
AccessController.doPrivileged(new PrivilegedExceptionAction<Void>() { |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
816 |
public Void run() throws InstanceAlreadyExistsException, |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
817 |
MBeanRegistrationException, |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
818 |
NotCompliantMBeanException { |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
819 |
mbs.registerMBean(dmbean, pmo.getObjectName()); |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
820 |
return null; |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
821 |
} |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
822 |
}); |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
823 |
} catch (PrivilegedActionException e) { |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
824 |
throw new RuntimeException(e.getException()); |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
825 |
} |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
826 |
} |
ef01e0dccd63
6610094: Add generic support for platform MXBeans of any type (also fixed 6681031)
mchung
parents:
2
diff
changeset
|
827 |
|
2 | 828 |
} |