libdap++ Updated for version 3.8.2
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00001 00002 // -*- mode: c++; c-basic-offset:4 -*- 00003 00004 // This file is part of libdap, A C++ implementation of the OPeNDAP Data 00005 // Access Protocol. 00006 00007 // Copyright (c) 2002,2003 OPeNDAP, Inc. 00008 // Author: James Gallagher <jgallagher@opendap.org> 00009 // 00010 // This library is free software; you can redistribute it and/or 00011 // modify it under the terms of the GNU Lesser General Public 00012 // License as published by the Free Software Foundation; either 00013 // version 2.1 of the License, or (at your option) any later version. 00014 // 00015 // This library is distributed in the hope that it will be useful, 00016 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00018 // Lesser General Public License for more details. 00019 // 00020 // You should have received a copy of the GNU Lesser General Public 00021 // License along with this library; if not, write to the Free Software 00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00023 // 00024 // You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112. 00025 00026 // (c) COPYRIGHT URI/MIT 1998-1999 00027 // Please read the full copyright statement in the file COPYRIGHT_URI. 00028 // 00029 // Authors: 00030 // jhrg,jimg James Gallagher <jgallagher@gso.uri.edu> 00031 00032 #ifndef _rvalue_h 00033 #define _rvalue_h 00034 00035 namespace libdap 00036 { 00037 00044 class rvalue 00045 { 00046 private: 00047 BaseType *d_value; 00048 btp_func d_func; // pointer to a function returning BaseType * 00049 std::vector<rvalue *> *d_args; // arguments to the function 00050 00051 public: 00052 typedef std::vector<rvalue *>::iterator Args_iter ; 00053 typedef std::vector<rvalue *>::const_iterator Args_citer ; 00054 00055 rvalue(BaseType *bt); 00056 rvalue(btp_func f, vector<rvalue *> *a); 00057 rvalue(); 00058 00059 virtual ~rvalue(); 00060 string value_name(); 00061 00062 BaseType *bvalue(DDS &dds); 00063 }; 00064 00065 // This type def must come after the class definition above. It is used in 00066 // the Clause and DDS classes. 00067 typedef std::vector<rvalue *> rvalue_list; 00068 typedef std::vector<rvalue *>::const_iterator rvalue_list_citer ; 00069 typedef std::vector<rvalue *>::iterator rvalue_list_iter ; 00070 00071 rvalue_list *make_rvalue_list(rvalue *rv); 00072 rvalue_list *append_rvalue_list(rvalue_list *rvals, rvalue *rv); 00073 00074 BaseType **build_btp_args(rvalue_list *args, DDS &dds); 00075 00076 } // namespace libdap 00077 #endif // _rvalue_h