I_pattern_rule.h

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/*
  © 2023 Intel Corporation
 
  This software and the related documents are Intel copyrighted materials, and
  your use of them is governed by the express license under which they were
  provided to you ("License"). Unless the License provides otherwise, you may
  not use, modify, copy, publish, distribute, disclose or transmit this software
  or the related documents without Intel's prior written permission.
 
  This software and the related documents are provided as is, with no express or
  implied warranties, other than those that are expressly stated in the License.
*/
 
// -*- C++ -*-
 
#ifndef CPP_API_EXTENSIONS_SRC_SME_PATTERN_RULES_I_PATTERN_RULE_H
#define CPP_API_EXTENSIONS_SRC_SME_PATTERN_RULES_I_PATTERN_RULE_H
 
#include <cstdint>
#include <functional>
#include "sme/aqpp/abstraction/compiler/_inline.h"
 
namespace sme
{
class pattern_rule_container;
 
class I_pattern_rule
{
protected:
    bool m_is_active;
 
public:
    I_pattern_rule() : m_is_active( false)  {;}
 
    virtual ~I_pattern_rule() {;}
 
    virtual void process_rule( std::uint64_t _old_value, std::uint64_t & _new_value) = 0;
 
    virtual void action( std::function<void()> _action) = 0;
    virtual void action( std::function<void(uint64_t , uint64_t )> _action) = 0;
 
    _always_inline bool is_active() { return m_is_active; }
 
    virtual _always_inline bool is_bound()  = 0;
 
    friend class pattern_rule_container;
};
 
class I_no_params_pattern_rule : public I_pattern_rule
{
protected:
    std::function<void()> m_lambda;
public:
    I_no_params_pattern_rule() {;}
    virtual ~I_no_params_pattern_rule() {;}
    virtual void action( std::function<void()> _action) { 
        m_lambda = _action; 
        m_is_active = true;
    }
    virtual void action( std::function<void(uint64_t , uint64_t )> _action) {
        m_is_active = false;
    }
    virtual _always_inline bool is_bound()  { return( m_lambda != nullptr); }
};
 
class I_params_pattern_rule : public I_pattern_rule
{
protected:
    std::function<void( uint64_t _old, uint64_t _new)> m_lambda;
public:
    I_params_pattern_rule() {;}
    virtual ~I_params_pattern_rule() {;}
    virtual void action( std::function<void()> _action) {
        m_is_active = false;
    }
    virtual void action( std::function<void(uint64_t , uint64_t )> _action) {
        m_lambda = _action;
        m_is_active = true;
    }
    virtual _always_inline bool is_bound()  { return( m_lambda != nullptr); }
};
 
}
 
#endif /* I_PATTERN_RULE_H */