libdap++ Updated for version 3.8.2

Structure.h

Go to the documentation of this file.
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 1995-1999
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 // Interface for the class Structure. A structure contains a single set of
00033 // variables, all at the same lexical level. Of course, a structure may
00034 // contain other structures... The variables contained in a structure are
00035 // stored by instances of this class in a SLList of BaseType pointers.
00036 //
00037 // jhrg 9/14/94
00038 
00039 #ifndef _structure_h
00040 #define _structure_h 1
00041 
00042 #ifndef __POWERPC__
00043 #endif
00044 
00045 #include <vector>
00046 
00047 #ifndef _basetype_h
00048 #include "BaseType.h"
00049 #endif
00050 
00051 #ifndef _constructor_h
00052 #include "Constructor.h"
00053 #endif
00054 
00055 #ifndef _dds_h
00056 #include "DDS.h"
00057 #endif
00058 
00059 #ifndef constraint_evaluator_h
00060 #include "ConstraintEvaluator.h"
00061 #endif
00062 
00063 #define FILE_METHODS 1
00064 
00065 namespace libdap
00066 {
00067 
00100 class Structure: public Constructor
00101 {
00102 private:
00103     BaseType *m_leaf_match(const string &name, btp_stack *s = 0);
00104     BaseType *m_exact_match(const string &name, btp_stack *s = 0);
00105 
00106 protected:
00107     void _duplicate(const Structure &s);
00108 
00109 public:
00110     Structure(const string &n);
00111     Structure(const string &n, const string &d);
00112 
00113     Structure(const Structure &rhs);
00114     virtual ~Structure();
00115 
00116     Structure &operator=(const Structure &rhs);
00117     virtual BaseType *ptr_duplicate();
00118 
00119     virtual int element_count(bool leaves = false);
00120     virtual bool is_linear();
00121 
00122     virtual void set_send_p(bool state);
00123     virtual void set_read_p(bool state);
00124     virtual void set_in_selection(bool state);
00125     virtual void set_leaf_sequence(int level = 1);
00126 
00127     virtual unsigned int width();
00128 
00129     virtual void intern_data(ConstraintEvaluator &eval, DDS &dds);
00130     virtual bool serialize(ConstraintEvaluator &eval, DDS &dds,
00131                            Marshaller &m, bool ce_eval = true);
00132     virtual bool deserialize(UnMarshaller &um, DDS *dds, bool reuse = false);
00133 
00134     // Do not store values in memory as for C; force users to work with the
00135     // C++ objects as defined by the DAP.
00136 
00137     virtual unsigned int val2buf(void *val, bool reuse = false);
00138     virtual unsigned int buf2val(void **val);
00139 
00140     virtual BaseType *var(const string &name, bool exact_match = true,
00141                           btp_stack *s = 0);
00142 
00143     virtual BaseType *var(const string &n, btp_stack &s);
00144 
00145     virtual void add_var(BaseType *bt, Part part = nil);
00146     virtual void del_var(const string &name);
00147 
00148     virtual bool read() ;
00149 #if FILE_METHODS
00150     virtual void print_val(FILE *out, string space = "",
00151                            bool print_decl_p = true);
00152 #endif
00153     virtual void print_val(ostream &out, string space = "",
00154                            bool print_decl_p = true);
00155 
00156     virtual bool check_semantics(string &msg, bool all = false);
00157 
00158     virtual void dump(ostream &strm) const ;
00159 };
00160 
00161 } // namespace libdap
00162 
00163 #endif // _structure_h