130 lines
4.4 KiB
Java
130 lines
4.4 KiB
Java
/*
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* Copyright (c) 2003, 2004, 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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package sun.management.snmp.jvminstr;
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// java imports
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//
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import java.io.Serializable;
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import java.lang.management.ManagementFactory;
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import java.lang.management.CompilationMXBean;
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// jmx imports
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//
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import javax.management.MBeanServer;
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import com.sun.jmx.snmp.SnmpString;
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import com.sun.jmx.snmp.SnmpStatusException;
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// jdmk imports
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//
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import com.sun.jmx.snmp.agent.SnmpMib;
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import sun.management.snmp.jvmmib.JvmCompilationMBean;
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import sun.management.snmp.jvmmib.EnumJvmJITCompilerTimeMonitoring;
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import sun.management.snmp.util.MibLogger;
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/**
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* The class is used for implementing the "JvmCompilation" group.
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*/
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public class JvmCompilationImpl implements JvmCompilationMBean {
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/**
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* Variable for storing the value of "JvmJITCompilerTimeMonitoring".
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*
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* "Indicates whether the Java virtual machine supports
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* compilation time monitoring.
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*
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* See java.management.CompilationMXBean.
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* isCompilationTimeMonitoringSupported()
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* "
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*
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*/
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static final EnumJvmJITCompilerTimeMonitoring
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JvmJITCompilerTimeMonitoringSupported =
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new EnumJvmJITCompilerTimeMonitoring("supported");
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static final EnumJvmJITCompilerTimeMonitoring
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JvmJITCompilerTimeMonitoringUnsupported =
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new EnumJvmJITCompilerTimeMonitoring("unsupported");
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/**
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* Constructor for the "JvmCompilation" group.
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* If the group contains a table, the entries created through an SNMP SET
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* will not be registered in Java DMK.
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*/
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public JvmCompilationImpl(SnmpMib myMib) {
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}
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/**
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* Constructor for the "JvmCompilation" group.
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* If the group contains a table, the entries created through an SNMP
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* SET will be AUTOMATICALLY REGISTERED in Java DMK.
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*/
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public JvmCompilationImpl(SnmpMib myMib, MBeanServer server) {
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}
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private static CompilationMXBean getCompilationMXBean() {
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return ManagementFactory.getCompilationMXBean();
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}
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/**
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* Getter for the "JvmJITCompilerTimeMonitoring" variable.
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*/
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public EnumJvmJITCompilerTimeMonitoring getJvmJITCompilerTimeMonitoring()
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throws SnmpStatusException {
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// If we reach this point, then we can safely assume that
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// getCompilationMXBean() will not return null, because this
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// object will not be instantiated when there is no compilation
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// system (see JVM_MANAGEMENT_MIB_IMPL).
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//
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if(getCompilationMXBean().isCompilationTimeMonitoringSupported())
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return JvmJITCompilerTimeMonitoringSupported;
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else
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return JvmJITCompilerTimeMonitoringUnsupported;
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}
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/**
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* Getter for the "JvmJITCompilerTimeMs" variable.
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*/
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public Long getJvmJITCompilerTimeMs() throws SnmpStatusException {
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final long t;
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if(getCompilationMXBean().isCompilationTimeMonitoringSupported())
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t = getCompilationMXBean().getTotalCompilationTime();
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else
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t = 0;
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return new Long(t);
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}
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/**
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* Getter for the "JvmJITCompilerName" variable.
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*/
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public String getJvmJITCompilerName() throws SnmpStatusException {
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return JVM_MANAGEMENT_MIB_IMPL.
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validJavaObjectNameTC(getCompilationMXBean().getName());
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}
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}
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