AbstractBranchAndBoundCallbackI.h

//
// Created by henri on 12/04/23.
//
 
#ifndef IDOL_ABSTRACTBRANCHANDBOUNDCALLBACKI_H
#define IDOL_ABSTRACTBRANCHANDBOUNDCALLBACKI_H
 
#include "idol/general/utils/Point.h"
#include "idol/mixed-integer/optimizers/callbacks/Callback.h"
 
namespace idol {
 
    template<class NodeInfoT>
    class BranchAndBoundCallback;
 
    namespace Optimizers {
        template<class NodeInfoT>
        class BranchAndBound;
    }
 
    struct SideEffectRegistry;
 
    template<class NodeInfoT>
    class AbstractBranchAndBoundCallbackI;
 
}
 
struct idol::SideEffectRegistry {
    unsigned int n_added_lazy_cuts = 0;
    unsigned int n_added_user_cuts = 0;
    unsigned int n_added_local_variable_branching = 0;
};
 
template<class NodeInfoT>
class idol::AbstractBranchAndBoundCallbackI {
public:
    virtual ~AbstractBranchAndBoundCallbackI() = default;
protected:
    virtual SideEffectRegistry operator()(
            Optimizers::BranchAndBound<NodeInfoT>* t_parent,
            CallbackEvent t_event,
            const Node<NodeInfoT>& t_current_node,
            Model* t_relaxation) = 0;
 
    virtual void add_callback(BranchAndBoundCallback<NodeInfoT>* t_cb) = 0;
 
    virtual void initialize(Optimizers::BranchAndBound<NodeInfoT>* t_parent) = 0;
 
    virtual void log_after_termination() = 0;
 
    friend class Optimizers::BranchAndBound<NodeInfoT>;
};
 
#endif //IDOL_ABSTRACTBRANCHANDBOUNDCALLBACKI_H