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/*
Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef LIBDCP_EXCEPTIONS_H
#define LIBDCP_EXCEPTIONS_H
#include <boost/filesystem.hpp>
/** @file src/exceptions.h
* @brief Exceptions thrown by libdcp.
*/
namespace dcp
{
/** @class StringError
* @brief An exception that uses a std::string to store its error message.
*/
class StringError : public std::exception
{
public:
StringError () {}
StringError (std::string message)
: _message (message)
{}
~StringError () throw () {}
/** @return error message */
char const * what () const throw () {
return _message.c_str ();
}
protected:
std::string _message;
};
/** @class FileError
* @brief An exception related to a file
*/
class FileError : public StringError
{
public:
FileError (std::string message, boost::filesystem::path filename, int number);
~FileError () throw () {}
/** @return filename of file that was involved */
boost::filesystem::path filename () const {
return _filename;
}
/** @return error number of the error */
int number () const {
return _number;
}
private:
/** filename of file that was involved */
boost::filesystem::path _filename;
int _number;
};
/** @class MXFFileError
* @brief An exception related to an MXF file
*/
class MXFFileError : public FileError
{
public:
MXFFileError (std::string message, boost::filesystem::path filename, int number)
: FileError (message, filename, number)
{}
};
/** @class MiscError
* @brief A miscellaneous exception
*/
class MiscError : public StringError
{
public:
MiscError (std::string message)
: StringError (message)
{}
};
/** @class DCPReadError
* @brief A DCP read exception
*/
class DCPReadError : public StringError
{
public:
DCPReadError (std::string message)
: StringError (message)
{}
protected:
DCPReadError () {}
};
/** @class MissingAssetError
* @brief An error of a missing asset.
*/
class MissingAssetError : public DCPReadError
{
public:
enum AssetType {
MAIN_PICTURE, //< main picture is missing
MAIN_SOUND, //< main sound is missing
MAIN_SUBTITLE, //< main subtitle is missing
UNKNOWN //< something is missing but we don't know what
};
MissingAssetError (boost::filesystem::path, AssetType = UNKNOWN);
~MissingAssetError () throw () {}
private:
boost::filesystem::path _path;
AssetType _type;
};
/** @class XMLError
* @brief An XML error
*/
class XMLError : public StringError
{
public:
XMLError (std::string message)
: StringError (message)
{}
};
/** @class UnresolvedRefError
* @brief An exception caused by a reference (by UUID) to something which is not known
*/
class UnresolvedRefError : public StringError
{
public:
UnresolvedRefError (std::string id);
};
/** @class TimeFormatError
* @brief A an error with a string passed to LocalTime.
*/
class TimeFormatError : public StringError
{
public:
TimeFormatError (std::string bad_time);
};
/** @class NotEncryptedError
* @brief An error raised when creating a DecryptedKDM object for assets that are not
* encrypted.
*/
class NotEncryptedError : public StringError
{
public:
NotEncryptedError (std::string const & what);
~NotEncryptedError () throw () {}
};
/** @class ProgrammingError
* @brief An exception thrown when a DCP_ASSERT fails; something that should not happen.
*/
class ProgrammingError : public StringError
{
public:
ProgrammingError (std::string file, int line);
};
}
#endif
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