IQueryExecutor.h

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//
// Created by Nico Schäfer on 9/27/17.
//
 
#ifndef JODA_IQUERYEXECUTOR_H
#define JODA_IQUERYEXECUTOR_H
 
#define NOT_APPLICABLE ULONG_MAX
 
#include "joda/container/JSONContainer.h"
namespace joda::query {
class Query;
}
 
class IQueryExecutor {
 public:
  explicit IQueryExecutor(){};
 
  virtual ~IQueryExecutor() = default;
 
  virtual unsigned long estimatedWork(const joda::query::Query &q,
                                      JSONContainer &cont) = 0;
  virtual std::shared_ptr<const DocIndex> execute(const joda::query::Query &q,
                                                  JSONContainer &cont) = 0;
 
  virtual std::string getName() const = 0;
  virtual void alwaysAfterSelect(const joda::query::Query &q,
                                 std::shared_ptr<const DocIndex> &sel,
                                 JSONContainer &cont) = 0;
  virtual std::unique_ptr<IQueryExecutor> duplicate() = 0;
 
 protected:
};
 
#endif  // JODA_IQUERYEXECUTOR_H