monero/contrib/epee/include/storages/activity_notifier.h

// Copyright (c) 2014, The Monero Project
// 
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
// 
// 1. Redistributions of source code must retain the above copyright notice, this list of
//    conditions and the following disclaimer.
// 
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
//    of conditions and the following disclaimer in the documentation and/or other
//    materials provided with the distribution.
// 
// 3. Neither the name of the copyright holder nor the names of its contributors may be
//    used to endorse or promote products derived from this software without specific
//    prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Parts of this file are originally copyright (c) 2006-2013, Andrey N. Sabelnikov

#pragma once

#include "inmemtoxml.h"

//#include "levin/levin_server.h"

namespace epee
{

class activity_printer_base
{
public:
  activity_printer_base(){}
  virtual ~activity_printer_base(){}
};

template<class A>
class notify_activity_printer: public activity_printer_base
{
public:
  notify_activity_printer(int level, A& arg, bool is_notify_mode = true):m_ref_arg(arg), m_level(level), m_is_notify_mode(is_notify_mode)
  {
    m_command_name = typeid(m_ref_arg).name();
    m_command_name.erase(0, 7);
    m_command_name.erase(m_command_name.size()-10,  m_command_name.size()-1); 
    if(level == log_space::get_set_log_detalisation_level())
    {
      LOG_PRINT(m_command_name, level);
    }
    else if(level+1 == log_space::get_set_log_detalisation_level())
    {
      LOG_PRINT(" -->>" << m_command_name, level);
    }
    else if(level+2 == log_space::get_set_log_detalisation_level())
    {
      LOG_PRINT(" -->>" << m_command_name << "\n" << StorageNamed::xml::get_t_as_xml(m_ref_arg), level);
    }
  }

  virtual ~notify_activity_printer()
  {
    if(m_is_notify_mode)
    {
      if(m_level+1 == log_space::get_set_log_detalisation_level())
      {
        LOG_PRINT(" <<--" << m_command_name, m_level);
      }
    }
  }
protected:
  std::string m_command_name;
  A& m_ref_arg;
  int m_level;
  bool m_is_notify_mode;
};

template<class A, class R>
class command_activity_printer: public notify_activity_printer<A>
{
public:
  command_activity_printer(int level, A& arg, R& rsp):notify_activity_printer(level, arg, false), m_ref_rsp(rsp)
  {
  }

  virtual ~command_activity_printer()
  {
    if(m_level+1 == log_space::get_set_log_detalisation_level())
    {
      LOG_PRINT(" <<--" << m_command_name, m_level);
    }
    else if(m_level+2 == log_space::get_set_log_detalisation_level())
    {
      LOG_PRINT(" <<--" << m_command_name << "\n" << StorageNamed::trace_as_xml(m_ref_rsp), m_level);
    }
  }
private:
  R& m_ref_rsp;
};

template<class A, class R>
activity_printer_base* create_activity_printer(int level, A& arg, R& rsp)
{
  return new command_activity_printer<A, R>(level, arg, rsp);
}

template<class A>
activity_printer_base* create_activity_printer(int level, A& arg)
{
  return new notify_activity_printer<A>(level, arg);
}

}

#define PRINT_COMMAND_ACTIVITY(level) boost::shared_ptr<activity_printer_base> local_activity_printer(create_activity_printer(level, in_struct, out_struct));
#define PRINT_NOTIFY_ACTIVITY(level) boost::shared_ptr<activity_printer_base> local_activity_printer(create_activity_printer(level, in_struct));

#define PRINT_ACTIVITY(level) \
{std::string some_str = typeid(in_struct).name(); \
  some_str.erase(0, 7); \
  some_str.erase(some_str.size()-10,  some_str.size()-1); \
  LOG_PRINT(some_str, level);}

}