00001 // BESAggFactory.h 00002 00003 // This file is part of bes, A C++ back-end server implementation framework 00004 // for the OPeNDAP Data Access Protocol. 00005 00006 // Copyright (c) 2004,2005 University Corporation for Atmospheric Research 00007 // Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu> 00008 // 00009 // This library is free software; you can redistribute it and/or 00010 // modify it under the terms of the GNU Lesser General Public 00011 // License as published by the Free Software Foundation; either 00012 // version 2.1 of the License, or (at your option) any later version. 00013 // 00014 // This library is distributed in the hope that it will be useful, 00015 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00016 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00017 // Lesser General Public License for more details. 00018 // 00019 // You should have received a copy of the GNU Lesser General Public 00020 // License along with this library; if not, write to the Free Software 00021 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00022 // 00023 // You can contact University Corporation for Atmospheric Research at 00024 // 3080 Center Green Drive, Boulder, CO 80301 00025 00026 // (c) COPYRIGHT University Corporation for Atmostpheric Research 2004-2005 00027 // Please read the full copyright statement in the file COPYRIGHT_UCAR. 00028 // 00029 // Authors: 00030 // pwest Patrick West <pwest@ucar.edu> 00031 // jgarcia Jose Garcia <jgarcia@ucar.edu> 00032 00033 #ifndef I_BESAggFactory_h 00034 #define I_BESAggFactory_h 1 00035 00036 #include <map> 00037 #include <string> 00038 00039 using std::map ; 00040 using std::string ; 00041 00042 #include "BESObj.h" 00043 00044 class BESAggregationServer ; 00045 00046 typedef BESAggregationServer * (*p_agg_handler)( string name ) ; 00047 00055 class BESAggFactory : public BESObj 00056 { 00057 private: 00058 static BESAggFactory * _instance ; 00059 00060 map< string, p_agg_handler > _handler_list ; 00061 protected: 00062 BESAggFactory(void) {} 00063 public: 00064 virtual ~BESAggFactory(void) {} 00065 00066 typedef map< string, p_agg_handler >::const_iterator Handler_citer ; 00067 typedef map< string, p_agg_handler >::iterator Handler_iter ; 00068 00069 virtual bool add_handler( string handler_name, 00070 p_agg_handler handler_method ) ; 00071 virtual bool remove_handler( string handler_name ) ; 00072 virtual BESAggregationServer *find_handler( string handler_name ) ; 00073 00074 virtual string get_handler_names() ; 00075 00076 virtual void dump( ostream &strm ) const ; 00077 00078 static BESAggFactory * TheFactory() ; 00079 }; 00080 00081 #endif // I_BESAggFactory_h 00082