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