/*

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

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 */

#if INCLUDE_NMT

#include "services/diagnosticArgument.hpp"

#include "services/diagnosticFramework.hpp"

#include "services/memBaseline.hpp"

#include "services/mallocTracker.hpp"

/**

 * Native memory tracking DCmd implementation

 */

class NMTDCmd: public DCmdWithParser {

 protected:

  DCmdArgument<bool>  _summary;

  DCmdArgument<bool>  _detail;

  DCmdArgument<bool>  _baseline;

  DCmdArgument<bool>  _summary_diff;

  DCmdArgument<bool>  _detail_diff;

  DCmdArgument<bool>  _shutdown;

  DCmdArgument<bool>  _statistics;

  DCmdArgument<char*> _scale;

 public:

  NMTDCmd(outputStream* output, bool heap);

  static const char* name() { return "VM.native_memory"; }

  static const char* description() {

    return "Print native memory usage";

  }

  static const char* impact() {

    return "Medium";

  }

  static const JavaPermission permission() {

    JavaPermission p = {"java.lang.management.ManagementPermission",

                        "monitor", NULL};

    return p;

  }

  static int num_arguments();

  virtual void execute(DCmdSource source, TRAPS);

 private:

  void report(bool summaryOnly, size_t scale);

  void report_diff(bool summaryOnly, size_t scale);

  size_t get_scale(const char* scale) const;

  // check if NMT running at detail tracking level

  bool check_detail_tracking_level(outputStream* out);

};

#endif // INCLUDE_NMT