1 /*

     2  * Copyright 2003-2005 Sun Microsystems, Inc.  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.  Sun designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    22  * CA 95054 USA or visit www.sun.com if you need additional information or

    23  * have any questions.

    24  */

    25 

    26 package sun.management;

    27 

    28 import java.util.List;

    29 import java.util.ArrayList;

    30 import sun.management.counter.Counter;

    31 

    32 

    33 /**

    34  * Implementation class of HotspotRuntimeMBean interface.

    35  *

    36  * Internal, uncommitted management interface for Hotspot runtime

    37  * system.

    38  */

    39 class HotspotRuntime

    40     implements HotspotRuntimeMBean {

    41 

    42     private VMManagement jvm;

    43 

    44     /**

    45      * Constructor of HotspotRuntime class.

    46      */

    47     HotspotRuntime(VMManagement vm) {

    48         jvm = vm;

    49     }

    50 

    51     public long getSafepointCount() {

    52         return jvm.getSafepointCount();

    53     }

    54 

    55     public long getTotalSafepointTime() {

    56         return jvm.getTotalSafepointTime();

    57     }

    58 

    59     public long getSafepointSyncTime() {

    60         return jvm.getSafepointSyncTime();

    61     }

    62 

    63     // Performance counter support

    64     private static final String JAVA_RT          = "java.rt.";

    65     private static final String COM_SUN_RT       = "com.sun.rt.";

    66     private static final String SUN_RT           = "sun.rt.";

    67     private static final String JAVA_PROPERTY    = "java.property.";

    68     private static final String COM_SUN_PROPERTY = "com.sun.property.";

    69     private static final String SUN_PROPERTY     = "sun.property.";

    70     private static final String RT_COUNTER_NAME_PATTERN =

    71         JAVA_RT + "|" + COM_SUN_RT + "|" + SUN_RT + "|" +

    72         JAVA_PROPERTY + "|" + COM_SUN_PROPERTY + "|" + SUN_PROPERTY;

    73 

    74     public java.util.List<Counter> getInternalRuntimeCounters() {

    75         return jvm.getInternalCounters(RT_COUNTER_NAME_PATTERN);

    76     }

    77 }