Promoters.h

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/***********************************************************************************\
* (c) Copyright 1998-2024 CERN for the benefit of the LHCb and ATLAS collaborations *
*                                                                                   *
* This software is distributed under the terms of the Apache version 2 licence,     *
* copied verbatim in the file "LICENSE".                                            *
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#ifndef PROMOTERS_H_
#define PROMOTERS_H_
 
#include "../../EventSlot.h"
#include "../PrecedenceRulesGraph.h"
#include "IGraphVisitor.h"
 
namespace concurrency {
 
  //--------------------------------------------------------------------------
  class DataReadyPromoter : public IGraphVisitor {
  public:
    DataReadyPromoter( EventSlot& slot, const Cause& cause, bool ifTrace = false )
        : m_slot( &slot ), m_cause( cause ), m_trace( ifTrace ) {}
 
    using IGraphVisitor::visit;
    using IGraphVisitor::visitEnter;
 
    bool visitEnter( AlgorithmNode& ) const override;
 
    bool visit( AlgorithmNode& ) override;
 
    bool visitEnter( DataNode& ) const override;
 
    bool visit( DataNode& ) override;
 
    bool visitEnter( ConditionNode& ) const override;
 
    bool visit( ConditionNode& ) override;
 
    EventSlot* m_slot;
    Cause      m_cause;
    bool       m_trace;
  };
 
  //--------------------------------------------------------------------------
  class DecisionUpdater : public IGraphVisitor {
  public:
    DecisionUpdater( EventSlot& slot, const Cause& cause, bool ifTrace = false )
        : m_slot( &slot ), m_cause( cause ), m_trace( ifTrace ) {}
 
    using IGraphVisitor::visit;
 
    bool visit( AlgorithmNode& ) override;
 
    EventSlot* m_slot;
    Cause      m_cause;
    bool       m_trace;
  };
 
  //--------------------------------------------------------------------------
  class Supervisor : public IGraphVisitor {
  public:
    Supervisor( EventSlot& slot, const Cause& cause, bool ifTrace = false )
        : m_slot( &slot ), m_cause( cause ), m_trace( ifTrace ) {}
 
    using IGraphVisitor::visit;
    using IGraphVisitor::visitEnter;
 
    bool visitEnter( DecisionNode& ) const override;
 
    bool visit( DecisionNode& ) override;
 
    bool visitEnter( AlgorithmNode& ) const override;
 
    bool visit( AlgorithmNode& ) override;
 
    EventSlot* m_slot;
    Cause      m_cause;
    bool       m_trace;
  };
 
  //--------------------------------------------------------------------------
  class RunSimulator : public IGraphVisitor {
  public:
    RunSimulator( EventSlot& slot, const Cause& cause ) : m_slot( &slot ), m_cause( cause ) {}
 
    using IGraphVisitor::visit;
    using IGraphVisitor::visitEnter;
 
    bool visitEnter( DecisionNode& ) const override;
 
    bool visit( DecisionNode& ) override;
 
    bool visitEnter( AlgorithmNode& ) const override;
 
    bool visit( AlgorithmNode& ) override;
 
    void reset() override { m_nodesSucceeded = 0; }
 
    EventSlot* m_slot;
    Cause      m_cause;
    int        m_nodesSucceeded{ 0 };
  };
} // namespace concurrency
 
#endif /* PROMOTERS_H_ */