WriteTransactionResult.hpp

#ifndef _DITTO_WRITE_TRANSACTION_RESULT_
#define _DITTO_WRITE_TRANSACTION_RESULT_
 
#include "DocumentId.hpp"
 
#include <string>
 
namespace ditto {

enum class WriteTransactionResultType {
  Inserted,
  Removed,
  Evicted,
  Updated,
};

struct WriteTransactionResult {
  friend struct WriteTransactionResultInserted;
  friend struct WriteTransactionResultRemoved;
  friend struct WriteTransactionResultEvicted;
  friend struct WriteTransactionResultUpdated;
 
public:
  DocumentId document_id;

  std::string collection_name;

  WriteTransactionResultType type;
 
private:
  WriteTransactionResult(DocumentId document_id, std::string collection_name,
                         WriteTransactionResultType type);
};

struct WriteTransactionResultInserted : WriteTransactionResult {
  friend class ScopedWriteTransaction;
 
private:
  WriteTransactionResultInserted(DocumentId document_id,
                                 std::string collection_name);
};

struct WriteTransactionResultRemoved : WriteTransactionResult {
  friend class WriteTransactionPendingCursorOperation;
  friend class WriteTransactionPendingIDSpecificOperation;
 
private:
  WriteTransactionResultRemoved(DocumentId document_id,
                                std::string collection_name);
};

struct WriteTransactionResultEvicted : WriteTransactionResult {
  friend class WriteTransactionPendingCursorOperation;
  friend class WriteTransactionPendingIDSpecificOperation;
 
private:
  WriteTransactionResultEvicted(DocumentId document_id,
                                std::string collection_name);
};

struct WriteTransactionResultUpdated : WriteTransactionResult {
  friend class WriteTransactionPendingCursorOperation;
  friend class WriteTransactionPendingIDSpecificOperation;
 
private:
  WriteTransactionResultUpdated(DocumentId document_id,
                                std::string collection_name);
};
} // namespace ditto
#endif