1 // Boost.Geometry (aka GGL, Generic Geometry Library) 2 3 // Copyright (c) 2007-2015 Barend Gehrels, Amsterdam, the Netherlands. 4 // Copyright (c) 2008-2015 Bruno Lalande, Paris, France. 5 // Copyright (c) 2009-2015 Mateusz Loskot, London, UK. 6 7 // This file was modified by Oracle on 2015. 8 // Modifications copyright (c) 2015 Oracle and/or its affiliates. 9 10 // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle 11 12 // Parts of Boost.Geometry are redesigned from Geodan's Geographic Library 13 // (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands. 14 15 // Use, modification and distribution is subject to the Boost Software License, 16 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at 17 // http://www.boost.org/LICENSE_1_0.txt) 18 19 #ifndef BOOST_GEOMETRY_CORE_EXCEPTION_HPP 20 #define BOOST_GEOMETRY_CORE_EXCEPTION_HPP 21 22 #include <exception> 23 24 namespace boost { namespace geometry 25 { 26 27 /*! 28 \brief Base exception class for Boost.Geometry algorithms 29 \ingroup core 30 \details This class is never thrown. All exceptions thrown in Boost.Geometry 31 are derived from exception, so it might be convenient to catch it. 32 */ 33 class exception : public std::exception 34 { what() const35 virtual char const* what() const throw() 36 { 37 return "Boost.Geometry exception"; 38 } 39 }; 40 41 /*! 42 \brief Invalid Input Exception 43 \ingroup core 44 \details The invalid_input_exception is thrown if an invalid attribute 45 is passed into a function, e.g. a DE-9IM mask string code containing 46 invalid characters passed into a de9im::mask constructor. 47 */ 48 class invalid_input_exception : public geometry::exception 49 { 50 public: 51 invalid_input_exception()52 inline invalid_input_exception() {} 53 what() const54 virtual char const* what() const throw() 55 { 56 return "Boost.Geometry Invalid-Input exception"; 57 } 58 }; 59 60 /*! 61 \brief Empty Input Exception 62 \ingroup core 63 \details The empty_input_exception is thrown if free functions, e.g. distance, 64 are called with empty geometries, e.g. a linestring 65 without points, a polygon without points, an empty multi-geometry. 66 \qbk{ 67 [heading See also] 68 \* [link geometry.reference.algorithms.area the area function] 69 \* [link geometry.reference.algorithms.distance the distance function] 70 \* [link geometry.reference.algorithms.length the length function] 71 } 72 */ 73 class empty_input_exception : public geometry::invalid_input_exception 74 { 75 public: 76 empty_input_exception()77 inline empty_input_exception() {} 78 what() const79 virtual char const* what() const throw() 80 { 81 return "Boost.Geometry Empty-Input exception"; 82 } 83 }; 84 85 86 }} // namespace boost::geometry 87 88 #endif // BOOST_GEOMETRY_CORE_EXCEPTION_HPP 89