FnDispatcher.inl

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00001 /******************************************************************************
00002 *       SOFA, Simulation Open-Framework Architecture, version 1.0 beta 3      *
00003 *                (c) 2006-2008 MGH, INRIA, USTL, UJF, CNRS                    *
00004 *                                                                             *
00005 * This library is free software; you can redistribute it and/or modify it     *
00006 * under the terms of the GNU Lesser General Public License as published by    *
00007 * the Free Software Foundation; either version 2.1 of the License, or (at     *
00008 * your option) any later version.                                             *
00009 *                                                                             *
00010 * This library is distributed in the hope that it will be useful, but WITHOUT *
00011 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or       *
00012 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License *
00013 * for more details.                                                           *
00014 *                                                                             *
00015 * You should have received a copy of the GNU Lesser General Public License    *
00016 * along with this library; if not, write to the Free Software Foundation,     *
00017 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.          *
00018 *******************************************************************************
00019 *                              SOFA :: Framework                              *
00020 *                                                                             *
00021 * Authors: M. Adam, J. Allard, B. Andre, P-J. Bensoussan, S. Cotin, C. Duriez,*
00022 * H. Delingette, F. Falipou, F. Faure, S. Fonteneau, L. Heigeas, C. Mendoza,  *
00023 * M. Nesme, P. Neumann, J-P. de la Plata Alcade, F. Poyer and F. Roy          *
00024 *                                                                             *
00025 * Contact information: contact@sofa-framework.org                             *
00026 ******************************************************************************/
00027 #ifndef SOFA_HELPER_FNDISPATCHER_INL
00028 #define SOFA_HELPER_FNDISPATCHER_INL
00029 
00030 #include <sofa/helper/FnDispatcher.h>
00031 #include <sofa/helper/Factory.h> // for gettypename()
00032 #include <iostream>
00033 #include <string>
00034 
00035 namespace sofa
00036 {
00037 
00038 namespace helper
00039 {
00040 
00041 // template <class BaseClass, typename ResulT>
00042 // BasicDispatcher<BaseClass, ResulT>::~BasicDispatcher()
00043 // {
00044 // }
00045 
00046 template <class BaseClass, typename ResulT>
00047 ResulT BasicDispatcher<BaseClass, ResulT>::defaultFn(BaseClass& arg1, BaseClass& arg2)
00048 {
00049     std::cerr << "ERROR DISPATCH ("
00050               << gettypename(typeid(arg1)) << ", "
00051               << gettypename(typeid(arg2)) << ")\n";
00052     this->ignore(typeid(arg1), typeid(arg2));
00053     return ResulT();
00054 }
00055 
00056 template <class BaseClass, typename ResulT>
00057 ResulT BasicDispatcher<BaseClass, ResulT>::ignoreFn(BaseClass& /*arg1*/, BaseClass& /*arg2*/)
00058 {
00059     return ResulT();
00060 }
00061 
00062 template <class BaseClass, typename ResulT>
00063 ResulT BasicDispatcher<BaseClass, ResulT>::go(BaseClass &arg1,BaseClass &arg2)
00064 {
00065     typename MapType::iterator itt = this->callBackMap.find(KeyType(TypeInfo(typeid(arg1)),TypeInfo(typeid(arg2))));
00066     if (itt==callBackMap.end())
00067         return defaultFn(arg1,arg2);
00068     else
00069         return (itt->second)(arg1,arg2);
00070 }
00071 
00073 template <class BaseClass, typename ResulT>
00074 bool BasicDispatcher<BaseClass, ResulT>::isSupported(BaseClass &arg1, BaseClass &arg2)
00075 {
00076     typename MapType::iterator itt = this->callBackMap.find(KeyType(TypeInfo(typeid(arg1)),TypeInfo(typeid(arg2))));
00077     if (itt==callBackMap.end())
00078         return false;
00079     else
00080         return itt->second != ignoreFn;
00081 }
00082 
00083 template <class BaseClass, typename ResulT>
00084 SingletonFnDispatcher<BaseClass, ResulT>::SingletonFnDispatcher()
00085 {
00086 }
00087 
00088 template <class BaseClass, typename ResulT>
00089 SingletonFnDispatcher<BaseClass, ResulT>* SingletonFnDispatcher<BaseClass, ResulT>::getInstance()
00090 {
00091     static SingletonFnDispatcher<BaseClass, ResulT> instance;
00092     return &instance;
00093 }
00094 
00095 } // namespace helper
00096 
00097 } // namespace sofa
00098 
00099 
00100 #endif