1 /*
   2  * Copyright (c) 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.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package com.oracle.java.testlibrary;
  25 
  26 import sun.jvmstat.monitor.Monitor;
  27 
  28 /**
  29  * Represents a performance counter in the JVM.
  30  *
  31  * See http://openjdk.java.net/groups/hotspot/docs/Serviceability.html#bjvmstat
  32  * for more details about performance counters.
  33  */
  34 public class PerfCounter {
  35     private final Monitor monitor;
  36     private final String name;
  37 
  38     PerfCounter(Monitor monitor, String name) {
  39         this.monitor = monitor;
  40         this.name = name;
  41     }
  42 
  43     /**
  44      * Returns the value of this performance counter as a long.

   1 /*
   2  * Copyright (c) 2013, 2015, 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.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package jdk.test.lib;
  25 
  26 import sun.jvmstat.monitor.Monitor;
  27 
  28 /**
  29  * Represents a performance counter in the JVM.
  30  *
  31  * See http://openjdk.java.net/groups/hotspot/docs/Serviceability.html#bjvmstat
  32  * for more details about performance counters.
  33  */
  34 public class PerfCounter {
  35     private final Monitor monitor;
  36     private final String name;
  37 
  38     PerfCounter(Monitor monitor, String name) {
  39         this.monitor = monitor;
  40         this.name = name;
  41     }
  42 
  43     /**
  44      * Returns the value of this performance counter as a long.