00001 /****************************************************************************** 00002 * Copyright (C) 2014 by Ralf Kaestner * 00003 * ralf.kaestner@gmail.com * 00004 * * 00005 * This program is free software; you can redistribute it and/or modify * 00006 * it under the terms of the Lesser GNU General Public License as published by* 00007 * the Free Software Foundation; either version 3 of the License, or * 00008 * (at your option) any later version. * 00009 * * 00010 * This program is distributed in the hope that it will be useful, * 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 00013 * Lesser GNU General Public License for more details. * 00014 * * 00015 * You should have received a copy of the Lesser GNU General Public License * 00016 * along with this program. If not, see <http://www.gnu.org/licenses/>. * 00017 ******************************************************************************/ 00018 00023 #ifndef VARIANT_TOPIC_TOOLS_DATA_TYPE_TRAITS_H 00024 #define VARIANT_TOPIC_TOOLS_DATA_TYPE_TRAITS_H 00025 00026 #include <boost/type_traits.hpp> 00027 00028 #include <variant_topic_tools/ArrayTypeTraits.h> 00029 #include <variant_topic_tools/BuiltinTypeTraits.h> 00030 #include <variant_topic_tools/MessageTypeTraits.h> 00031 00032 namespace variant_topic_tools { 00033 namespace type_traits { 00034 template <typename T, typename Enable = void> struct DataType; 00035 00036 template <typename T> struct DataType<T, typename boost:: 00037 enable_if<IsBuiltin<T> >::type> { 00038 typedef typename BuiltinType<T>::ValueType ValueType; 00039 typedef typename BuiltinType<T>::IsFixedSize IsFixedSize; 00040 typedef typename BuiltinType<T>::IsFixedSize IsSimple; 00041 }; 00042 00043 template <typename T> struct DataType<T, typename boost:: 00044 enable_if<IsArray<T> >::type> { 00045 typedef typename ArrayType<T>::ValueType ValueType; 00046 typedef typename ArrayType<T>::IsFixedSize IsFixedSize; 00047 typedef typename ArrayType<T>::IsFixedSize IsSimple; 00048 }; 00049 00050 template <typename T> struct DataType<T, typename boost:: 00051 enable_if<IsMessage<T> >::type> { 00052 typedef typename MessageType<T>::ValueType ValueType; 00053 typedef typename MessageType<T>::IsFixedSize IsFixedSize; 00054 typedef typename MessageType<T>::IsFixedSize IsSimple; 00055 }; 00056 00057 template <typename T, typename Enable = void> struct ToDataType; 00058 00059 template <typename T> struct ToDataType<T, typename boost:: 00060 enable_if<IsBuiltin<typename ToBuiltinType<T>::BuiltinType> >::type> { 00061 typedef typename ToBuiltinType<T>::BuiltinType DataType; 00062 }; 00063 00064 template <typename T> struct ToDataType<T, typename boost:: 00065 enable_if<IsArray<typename ToArrayType<T>::ArrayType> >::type> { 00066 typedef typename ToArrayType<T>::ArrayType DataType; 00067 }; 00068 00069 template <typename T> struct ToDataType<T, typename boost:: 00070 enable_if<IsMessage<typename ToMessageType<T>::MessageType> >::type> { 00071 typedef typename ToMessageType<T>::MessageType DataType; 00072 }; 00073 }; 00074 }; 00075 00076 #endif