1 /*
   2  * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 package sun.management.snmp.jvminstr;
  26 
  27 // java imports
  28 //
  29 import java.io.Serializable;
  30 import java.lang.management.ManagementFactory;
  31 import java.lang.management.OperatingSystemMXBean;
  32 
  33 // jmx imports
  34 //
  35 import javax.management.MBeanServer;
  36 import com.sun.jmx.snmp.SnmpString;
  37 import com.sun.jmx.snmp.SnmpStatusException;
  38 
  39 // jdmk imports
  40 //
  41 import com.sun.jmx.snmp.agent.SnmpMib;
  42 
  43 import sun.management.snmp.jvmmib.JvmOSMBean;
  44 
  45 /**
  46  * The class is used for implementing the "JvmOS" group.
  47  */
  48 public class JvmOSImpl implements JvmOSMBean, Serializable {
  49 
  50      static final long serialVersionUID = 1839834731763310809L;
  51 
  52     /**
  53      * Constructor for the "JvmOS" group.
  54      * If the group contains a table, the entries created through an
  55      * SNMP SET will not be registered in Java DMK.
  56      */
  57     public JvmOSImpl(SnmpMib myMib) {
  58     }
  59 
  60 
  61     /**
  62      * Constructor for the "JvmOS" group.
  63      * If the group contains a table, the entries created through an
  64      * SNMP SET will be AUTOMATICALLY REGISTERED in Java DMK.
  65      */
  66     public JvmOSImpl(SnmpMib myMib, MBeanServer server) {
  67     }
  68 
  69     static OperatingSystemMXBean getOSMBean() {
  70         return ManagementFactory.getOperatingSystemMXBean();
  71     }
  72 
  73     private static String validDisplayStringTC(String str) {
  74         return JVM_MANAGEMENT_MIB_IMPL.validDisplayStringTC(str);
  75     }
  76 
  77     private static String validJavaObjectNameTC(String str) {
  78         return JVM_MANAGEMENT_MIB_IMPL.validJavaObjectNameTC(str);
  79     }
  80 
  81     /**
  82      * Getter for the "JvmRTProcessorCount" variable.
  83      */
  84     public Integer getJvmOSProcessorCount() throws SnmpStatusException {
  85         return getOSMBean().getAvailableProcessors();
  86 
  87     }
  88 
  89     /**
  90      * Getter for the "JvmOSVersion" variable.
  91      */
  92     public String getJvmOSVersion() throws SnmpStatusException {
  93         return validDisplayStringTC(getOSMBean().getVersion());
  94     }
  95 
  96     /**
  97      * Getter for the "JvmOSArch" variable.
  98      */
  99     public String getJvmOSArch() throws SnmpStatusException {
 100         return validDisplayStringTC(getOSMBean().getArch());
 101     }
 102 
 103     /**
 104      * Getter for the "JvmOSName" variable.
 105      */
 106     public String getJvmOSName() throws SnmpStatusException {
 107         return validJavaObjectNameTC(getOSMBean().getName());
 108     }
 109 
 110 }