1 /*

     2  * Copyright (c) 2003, 2013, 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 

    26 package sun.management;

    27 

    28 import java.lang.management.RuntimeMXBean;

    29 import java.lang.management.ManagementFactory;

    30 

    31 import java.util.List;

    32 import java.util.HashMap;

    33 import java.util.Map;

    34 import java.util.Set;

    35 import java.util.Properties;

    36 import javax.management.ObjectName;

    37 

    38 /**

    39  * Implementation class for the runtime subsystem.

    40  * Standard and committed hotspot-specific metrics if any.

    41  *

    42  * ManagementFactory.getRuntimeMXBean() returns an instance

    43  * of this class.

    44  */

    45 class RuntimeImpl implements RuntimeMXBean {

    46 

    47     private final VMManagement jvm;

    48     private final long vmStartupTime;

    49 

    50     /**

    51      * Constructor of RuntimeImpl class.

    52      */

    53     RuntimeImpl(VMManagement vm) {

    54         this.jvm = vm;

    55         this.vmStartupTime = jvm.getStartupTime();

    56     }

    57 

    58     public String getName() {

    59         return jvm.getVmId();

    60     }

    61 

    62     public String getManagementSpecVersion() {

    63         return jvm.getManagementVersion();

    64     }

    65 

    66     public String getVmName() {

    67         return jvm.getVmName();

    68     }

    69 

    70     public String getVmVendor() {

    71         return jvm.getVmVendor();

    72     }

    73 

    74     public String getVmVersion() {

    75         return jvm.getVmVersion();

    76     }

    77 

    78     public String getSpecName() {

    79         return jvm.getVmSpecName();

    80     }

    81 

    82     public String getSpecVendor() {

    83         return jvm.getVmSpecVendor();

    84     }

    85 

    86     public String getSpecVersion() {

    87         return jvm.getVmSpecVersion();

    88     }

    89 

    90     public String getClassPath() {

    91         return jvm.getClassPath();

    92     }

    93 

    94     public String getLibraryPath() {

    95         return jvm.getLibraryPath();

    96     }

    97 

    98     public String getBootClassPath() {

    99         throw new UnsupportedOperationException(

   100             "Boot class path mechanism is not supported");

   101     }

   102 

   103     public List<String> getInputArguments() {

   104         Util.checkMonitorAccess();

   105         return jvm.getVmArguments();

   106     }

   107 

   108     public long getUptime() {

   109         return jvm.getUptime();

   110     }

   111 

   112     public long getStartTime() {

   113         return vmStartupTime;

   114     }

   115 

   116     public boolean isBootClassPathSupported() {

   117         return false;

   118     }

   119 

   120     public Map<String,String> getSystemProperties() {

   121         Properties sysProps = System.getProperties();

   122         Map<String,String> map = new HashMap<>();

   123 

   124         // Properties.entrySet() does not include the entries in

   125         // the default properties.  So use Properties.stringPropertyNames()

   126         // to get the list of property keys including the default ones.

   127         Set<String> keys = sysProps.stringPropertyNames();

   128         for (String k : keys) {

   129             String value = sysProps.getProperty(k);

   130             map.put(k, value);

   131         }

   132 

   133         return map;

   134     }

   135 

   136     public ObjectName getObjectName() {

   137         return Util.newObjectName(ManagementFactory.RUNTIME_MXBEAN_NAME);

   138     }

   139 

   140 }