lgraph_exceptions

namespace lgraph_api

class BadRequestException : public exception

#include <lgraph_exceptions.h>

Public Functions

inline explicit BadRequestException(const std::string &err)

inline const char *what() const noexcept override

Private Members

std::string err_

class DBNotExistError : public InputError

#include <lgraph_exceptions.h>

Specified database does not exist, wrong directory?

Public Functions

inline explicit DBNotExistError(const std::string &msg = "The specified TuGraph DB does not exist.")

class InputError : public exception

#include <lgraph_exceptions.h>

User input error. Base class for a variety of input errors.

Subclassed by DBNotExistError, InvalidParameterError, UnauthorizedError

Public Functions

inline explicit InputError(const std::string &err)

inline const char *what() const noexcept override

Protected Attributes

std::string err_

class InternalErrorException : public exception

#include <lgraph_exceptions.h>

Public Functions

inline explicit InternalErrorException(const std::string &err)

inline const char *what() const noexcept override

Private Members

std::string err_

class InvalidForkError : public InvalidParameterError

#include <lgraph_exceptions.h>

ForkTxn called on a write transaction.

Public Functions

inline InvalidForkError()

class InvalidGalaxyError : public InvalidParameterError

#include <lgraph_exceptions.h>

Function called on an invalid Galaxy.

Public Functions

inline InvalidGalaxyError()

class InvalidGraphDBError : public InvalidParameterError

#include <lgraph_exceptions.h>

Function called on an invalid GraphDB.

Public Functions

inline InvalidGraphDBError()

class InvalidIteratorError : public InvalidParameterError

#include <lgraph_exceptions.h>

Function called on an invalid iterator.

Public Functions

inline InvalidIteratorError()

class InvalidParameterError : public InputError

#include <lgraph_exceptions.h>

An invalid parameter is passed.

Subclassed by InvalidForkError, InvalidGalaxyError, InvalidGraphDBError, InvalidIteratorError, InvalidTxnError

Public Functions

inline explicit InvalidParameterError(const std::string &msg = "Invalid parameter.")

class InvalidTxnError : public InvalidParameterError

#include <lgraph_exceptions.h>

Function called on an invalid transaction.

Public Functions

inline InvalidTxnError()

class IOError : public runtime_error

#include <lgraph_exceptions.h>

An i/o error.

Public Functions

inline explicit IOError(const std::string &msg = "IO Error.")

class OutOfRangeError : public range_error

#include <lgraph_exceptions.h>

Data out of range.

Public Functions

inline explicit OutOfRangeError(const std::string &err)

class TaskKilledException : public runtime_error

#include <lgraph_exceptions.h>

Task is being killed per user request or timeout.

Public Functions

inline TaskKilledException()

class TxnConflictError : public runtime_error

#include <lgraph_exceptions.h>

A conflict is detected when committing this transaction.

Public Functions

inline TxnConflictError()

class UnauthorizedError : public InputError

#include <lgraph_exceptions.h>

User not authorized to perform this action.

Public Functions

inline explicit UnauthorizedError(const std::string &msg = "Authentication failed.")

class WriteNotAllowedError : public runtime_error

#include <lgraph_exceptions.h>

Write operation is tried on a read-only GraphDB or read-only transaction.

Public Functions

inline explicit WriteNotAllowedError(const std::string &msg = "Access denied.")