1 /*
   2  * Copyright (c) 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.
   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 
  25 #ifndef SHARE_VM_SERVICES_NMT_DCMD_HPP
  26 #define SHARE_VM_SERVICES_NMT_DCMD_HPP
  27 
  28 #include "services/diagnosticArgument.hpp"
  29 #include "services/diagnosticFramework.hpp"
  30 
  31 /**
  32  * Native memory tracking DCmd implementation
  33  */
  34 class NMTDCmd: public DCmdWithParser {
  35  protected:
  36   DCmdArgument<bool>  _summary;
  37   DCmdArgument<bool>  _detail;
  38   DCmdArgument<bool>  _baseline;
  39   DCmdArgument<bool>  _summary_diff;
  40   DCmdArgument<bool>  _detail_diff;
  41   DCmdArgument<bool>  _shutdown;
  42 #ifndef PRODUCT
  43   DCmdArgument<bool>  _debug;
  44 #endif
  45   DCmdArgument<char*> _scale;
  46 
  47  public:
  48   NMTDCmd(outputStream* output, bool heap);
  49   static const char* name() { return "VM.native_memory"; }
  50   static const char* description() {
  51     return "Print native memory usage";
  52   }
  53   static const char* impact() {
  54     return "Medium";
  55   }
  56   static const JavaPermission permission() {
  57     JavaPermission p = {"java.lang.management.ManagementPermission",
  58                         "monitor", NULL};
  59     return p;
  60   }
  61   static int num_arguments();
  62   virtual void execute(DCmdSource source, TRAPS);
  63 };
  64 
  65 #endif // SHARE_VM_SERVICES_NMT_DCMD_HPP