1 /*
   2  * Copyright (c) 2014, 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 package com.oracle.java.testlibrary;
  24 
  25 import com.sun.management.HotSpotDiagnosticMXBean;
  26 import java.lang.management.ManagementFactory;
  27 
  28 /**
  29  * A utility class to work with VM options which could be altered during
  30  * execution.
  31  *
  32  * This class is a wrapper around {@code com.sun.management.VMOption}.
  33  * It provides more convenient interface to read/write the values.
  34  *
  35  */
  36 public class DynamicVMOption {
  37 
  38     private final HotSpotDiagnosticMXBean mxBean;
  39 
  40     /**
  41      * VM option name, like "MinHeapFreeRatio".
  42      */
  43     public final String name;

   1 /*
   2  * Copyright (c) 2014, 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 package jdk.test.lib;
  24 
  25 import com.sun.management.HotSpotDiagnosticMXBean;
  26 import java.lang.management.ManagementFactory;
  27 
  28 /**
  29  * A utility class to work with VM options which could be altered during
  30  * execution.
  31  *
  32  * This class is a wrapper around {@code com.sun.management.VMOption}.
  33  * It provides more convenient interface to read/write the values.
  34  *
  35  */
  36 public class DynamicVMOption {
  37 
  38     private final HotSpotDiagnosticMXBean mxBean;
  39 
  40     /**
  41      * VM option name, like "MinHeapFreeRatio".
  42      */
  43     public final String name;