| // ---------------------------------------------------------------------------- |
| // Copyright (C) 2002-2006 Marcin Kalicinski |
| // Copyright (C) 2009 Sebastian Redl |
| // |
| // Distributed under the Boost Software License, Version 1.0. |
| // (See accompanying file LICENSE_1_0.txt or copy at |
| // http://www.boost.org/LICENSE_1_0.txt) |
| // |
| // For more information, see www.boost.org |
| // ---------------------------------------------------------------------------- |
| |
| #ifndef BOOST_PROPERTY_TREE_EXCEPTIONS_HPP_INCLUDED |
| #define BOOST_PROPERTY_TREE_EXCEPTIONS_HPP_INCLUDED |
| |
| #include <boost/property_tree/ptree_fwd.hpp> |
| |
| #include <boost/any.hpp> |
| #include <string> |
| #include <stdexcept> |
| |
| namespace boost { namespace property_tree |
| { |
| |
| /// Base class for all property tree errors. Derives from |
| /// @c std::runtime_error. Call member function @c what to get human |
| /// readable message associated with the error. |
| class ptree_error : public std::runtime_error |
| { |
| public: |
| /// Instantiate a ptree_error instance with the given message. |
| /// @param what The message to associate with this error. |
| ptree_error(const std::string &what); |
| |
| ~ptree_error() throw(); |
| }; |
| |
| |
| /// Error indicating that translation from given value to the property tree |
| /// data_type (or vice versa) failed. Derives from ptree_error. |
| class ptree_bad_data : public ptree_error |
| { |
| public: |
| /// Instantiate a ptree_bad_data instance with the given message and |
| /// data. |
| /// @param what The message to associate with this error. |
| /// @param data The value associated with this error that was the source |
| /// of the translation failure. |
| template<class T> ptree_bad_data(const std::string &what, |
| const T &data); |
| |
| ~ptree_bad_data() throw(); |
| |
| /// Retrieve the data associated with this error. This is the source |
| /// value that failed to be translated. |
| template<class T> T data(); |
| private: |
| boost::any m_data; |
| }; |
| |
| |
| /// Error indicating that specified path does not exist. Derives from |
| /// ptree_error. |
| class ptree_bad_path : public ptree_error |
| { |
| public: |
| /// Instantiate a ptree_bad_path with the given message and path data. |
| /// @param what The message to associate with this error. |
| /// @param path The path that could not be found in the property_tree. |
| template<class T> ptree_bad_path(const std::string &what, |
| const T &path); |
| |
| ~ptree_bad_path() throw(); |
| |
| /// Retrieve the invalid path. |
| template<class T> T path(); |
| private: |
| boost::any m_path; |
| }; |
| |
| }} |
| |
| #include <boost/property_tree/detail/exception_implementation.hpp> |
| |
| #endif |