Inverter.h

#include <kDB/SPARQL/Algebra/NodeVisitorImplementation.h>
 
namespace kDB::SPARQL::Algebra::Visitors
{
 
// TODO remove and reuse the one from NodeVisitorImplementation
#undef __KDB_SPARQL_ALGEBRA_NODE_VISITOR_OVERLOAD
#define __KDB_SPARQL_ALGEBRA_NODE_VISITOR_OVERLOAD(_NAME_, _I_)             \
  NodeCSP visit(_NAME_ ## CSP _node) override;
 
  class Inverter : public kDB::SPARQL::Algebra::NodeVisitorImplementation<NodeCSP>
  {
    friend class NodeVisitorImplementation<NodeCSP>;
  public:
    Inverter();
    ~Inverter();
    static NodeCSP invert(NodeCSP _node);
  protected:
    NodeCSP visitDefault(NodeCSP _node) override;
    KDB_SPARQL_ALGEBRA_NODE_VISITOR_OVERLOAD(InsertData, DeleteData);
  private:
    struct Private;
    Private* const d;
  };
}
 
#undef __KDB_SPARQL_ALGEBRA_NODE_VISITOR_OVERLOAD