gtid.h

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#ifndef BINARY_LOG_GTIDS_GTID_INCLUDED
#define BINARY_LOG_GTIDS_GTID_INCLUDED
 
#include <set>
#include <sstream>
 
#include "libbinlogevents/include/gtids/global.h"
 
namespace binary_log::gtids {
 
/**
 * @brief Represents a MySQL Global Transaction Identifier.
 *
 * This class abstracts the representation of a Global Transaction Identifier.
 *
 * It contains two fields, a UUID and a sequence number.
 */
class Gtid {
 public:
  /// In 'UUID:SEQNO', this is the ':'
  static const inline std::string SEPARATOR_UUID_SEQNO{":"};
 
 protected:
  Uuid m_uuid;
  gno_t m_gno{0};
 
 public:
  /**
   * @brief Construct a new Gtid object
   *
   * @param uuid the uuid part of the transaction identifier.
   * @param gno The gno part of the transaction identfier.
   */
  Gtid(const Uuid &uuid, gno_t gno);
 
  /**
   * @brief Destroy the Gtid object
   *
   */
  virtual ~Gtid();
 
  /**
   * @brief Get the sequence number of this transaction identifier.
   *
   * @return The sequence number part of this transaction identifier.
   */
  virtual gno_t get_gno() const;
 
  /**
   * @brief Get the uuid of this transaction identifier.
   *
   * @return The uuid part of this transaction identifier.
   */
  virtual const Uuid &get_uuid() const;
 
  /**
   * @brief Gets a human readable representation of this transaction identifier.
   *
   * @return A human readable representation of this transaction identifier.
   */
  virtual std::string to_string() const;
 
  /**
   * @brief Compares two identifiers and returns whether they match or not.
   *
   * @param other The other transaction identifier to compare to this one.
   * @return true if the identifiers are equal.
   * @return false otherwise.
   */
  virtual bool operator==(const Gtid &other) const;
 
  /**
   * @brief Compares two identifiers and returns whether they are different.
   *
   * @param other The other transaction identifier to compare to this one.
   * @return true if the identifiers are different.
   * @return false otherwise.
   */
  virtual bool operator!=(const Gtid &other) const;
 
  /**
   * @brief Copy assignment.
   *
   * Note that this operator will do a deep copy of the other identifier.
   *
   * @param other Copies the uuid and gno of the other identifier.
   * @return a copy of the other identifier.
   */
  virtual Gtid &operator=(const Gtid &other);
 
  /**
   * @brief Construct a new Gtid object from another one, by deep copying its
   * contents.
   *
   * @param other the other gtid to construct this gtid from.
   */
  Gtid(const Gtid &other);
};
 
}  // namespace binary_log::gtids
 
#endif