core_graph_source.h

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#ifndef HEDGEHOG_CORE_GRAPH_SOURCE_H
#define HEDGEHOG_CORE_GRAPH_SOURCE_H

#include "../../queue/sender/core_queue_sender.h"
#include "../../../../behavior/node.h"

namespace hh::core {

template<class ...GraphInputs>
class CoreGraphSource : public CoreQueueSender<GraphInputs> ... {
 public:
  CoreGraphSource() :
      CoreNode("Source", NodeType::Source, 1),
      CoreNotifier("Source", NodeType::Source, 1),
      CoreQueueNotifier("Source", NodeType::Source, 1),
      CoreQueueSender<GraphInputs>("Source", NodeType::Source, 1)... {
    HLOG_SELF(0, "Creating CoreGraphSource")
  }

  ~CoreGraphSource() override {HLOG_SELF(0, "Destructing CoreGraphSource")}

  void visit(AbstractPrinter *printer) override {
    HLOG_SELF(1, "Visit")
    if (printer->hasNotBeenVisited(this)) {
      printer->printNodeInformation(this);
      (CoreQueueSender<GraphInputs>::visit(printer), ...);
    }
  }

  void addSlot(CoreSlot *slot) final {
    HLOG_SELF(0, "Add slot: " << slot->name() << "(" << slot->id() << ")")
    (CoreQueueSender<GraphInputs>::addSlot(slot), ...);
  }

  std::set<CoreSlot *> getSlots() override { return {}; }

  void notifyAllTerminated() final {
    HLOG_SELF(2, "Notify all terminated")
    (CoreQueueSender<GraphInputs>::notifyAllTerminated(), ...);
  }

  [[noreturn]] std::shared_ptr<CoreNode> clone() override {
    std::ostringstream oss;
    oss
        << "Internal error, should not be called, graph's source can't be clone, as an outer graph can't be cloned : "
        << __FUNCTION__;
    HLOG_SELF(0, oss.str())
    throw (std::runtime_error(oss.str()));
  }

  [[noreturn]] behavior::Node *node() override {
    std::ostringstream oss;
    oss << "Internal error, should not be called, source does not have a node: " << __FUNCTION__;
    HLOG_SELF(0, oss.str())
    throw (std::runtime_error(oss.str()));
  }

  [[noreturn]] void duplicateEdge(
      [[maybe_unused]] CoreNode *duplicateNode,
      [[maybe_unused]] std::map<CoreNode *, std::shared_ptr<CoreNode>> &correspondenceMap) override {
    std::ostringstream oss;
    oss << "Internal error, should not be called, source does not have edges to connect in an execution pipeline: "
        << __FUNCTION__;
    HLOG_SELF(0, oss.str())
    throw (std::runtime_error(oss.str()));
  }
};

}
#endif //HEDGEHOG_CORE_GRAPH_SOURCE_H