/*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
 * 
 *  Gearmand client and server library.
 *
 *  Copyright (C) 2011-2013 Data Differential, http://datadifferential.com/
 *  All rights reserved.
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 *  notice, this list of conditions and the following disclaimer.
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 *  written permission.
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#pragma once

class Check {
public:
  virtual gearman_return_t success(gearman_connection_st*)= 0;

  virtual ~Check() {};
};

class EchoCheck : public Check {
public:
  EchoCheck(gearman_universal_st& universal_,
            const void *workload_, const size_t workload_size_);

  gearman_return_t success(gearman_connection_st* con);

private:
  gearman_universal_st& _universal;
  const void *_workload;
  const size_t _workload_size;
};

class OptionCheck : public Check {
public:
  OptionCheck(gearman_universal_st& universal_, gearman_string_t& option_):
    _universal(universal_),
    _option(option_)
  {
  }

  const gearman_string_t& option() const
  {
    return _option;
  }

  gearman_return_t success(gearman_connection_st* con);

private:
    gearman_universal_st& _universal;
    gearman_string_t& _option;
};

class CancelCheck : public Check {
public:
  CancelCheck(gearman_universal_st& universal_):
    _universal(universal_)
    {
    }

  gearman_return_t success(gearman_connection_st* con);

private:
  gearman_universal_st& _universal;
};