Vector.h

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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 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 // This is the interface definition file for the abstract class
00033 // Vector. Vector is the parent class for List and Array.
00034 
00035 #ifndef _vector_h
00036 #define _vector_h 1
00037 
00038 #ifndef _basetype_h
00039 #include "BaseType.h"
00040 #endif
00041 
00042 #ifndef _dds_h
00043 #include "DDS.h"
00044 #endif
00045 
00046 #ifndef constraint_evaluator_h
00047 #include "ConstraintEvaluator.h"
00048 #endif
00049 
00050 namespace libdap
00051 {
00052 
00078 class Vector: public BaseType
00079 {
00080 private:
00081     int _length;  // number of elements in the vector
00082     BaseType *_var;  // base type of the Vector
00083 
00084     // _buf was a pointer to void; delete[] complained. 6/4/2001 jhrg
00085     char *_buf;   // array which holds cardinal data
00086     vector<string> d_str;       // special storage for strings. jhrg 2/11/05
00087     vector<BaseType *> _vec; // array for other data
00088 
00089 protected:
00090     // This function copies the private members of Vector.
00091     void _duplicate(const Vector &v);
00092 
00093 public:
00094     Vector(const string &n = "", BaseType *v = 0, const Type &t = dods_null_c);
00095     Vector(const Vector &rhs);
00096 
00097     virtual ~Vector();
00098 
00099     Vector &operator=(const Vector &rhs);
00100     virtual BaseType *ptr_duplicate() = 0;
00101 
00102     virtual int element_count(bool leaves);
00103 
00104     virtual void set_send_p(bool state);
00105 
00106     virtual void set_read_p(bool state);
00107 
00108     virtual unsigned int width();
00109 
00110     virtual int length() const;
00111 
00112     virtual void set_length(int l);
00113 
00114     virtual void intern_data(const string &dataset, ConstraintEvaluator &eval,
00115                              DDS &dds);
00116     virtual bool serialize(const string &dataset, ConstraintEvaluator &eval,
00117                            DDS &dds, Marshaller &m, bool ce_eval = true);
00118     virtual bool deserialize(UnMarshaller &um, DDS *dds, bool reuse = false);
00119 
00120     virtual unsigned int val2buf(void *val, bool reuse = false);
00121     virtual unsigned int buf2val(void **val);
00122 
00123     void set_vec(unsigned int i, BaseType *val);
00124 
00125     void vec_resize(int l);
00126 
00127     virtual bool set_value(dods_byte *val, int sz);
00128     virtual bool set_value(vector<dods_byte> &val, int sz);
00129     virtual bool set_value(dods_int16 *val, int sz);
00130     virtual bool set_value(vector<dods_int16> &val, int sz);
00131     virtual bool set_value(dods_uint16 *val, int sz);
00132     virtual bool set_value(vector<dods_uint16> &val, int sz);
00133     virtual bool set_value(dods_int32 *val, int sz);
00134     virtual bool set_value(vector<dods_int32> &val, int sz);
00135     virtual bool set_value(dods_uint32 *val, int sz);
00136     virtual bool set_value(vector<dods_uint32> &val, int sz);
00137     virtual bool set_value(dods_float32 *val, int sz);
00138     virtual bool set_value(vector<dods_float32> &val, int sz);
00139     virtual bool set_value(dods_float64 *val, int sz);
00140     virtual bool set_value(vector<dods_float64> &val, int sz);
00141     virtual bool set_value(string *val, int sz);
00142     virtual bool set_value(vector<string> &val, int sz);
00143 
00144     virtual void value(dods_byte *b) const;
00145     virtual void value(dods_int16 *b) const;
00146     virtual void value(dods_uint16 *b) const;
00147     virtual void value(dods_int32 *b) const;
00148     virtual void value(dods_uint32 *b) const;
00149     virtual void value(dods_float32 *b) const;
00150     virtual void value(dods_float64 *b) const;
00151     virtual void value(vector<string> &b) const;
00152 
00153     virtual void *value();
00154 
00155     virtual BaseType *var(const string &name = "", bool exact_match = true,
00156                           btp_stack *s = 0);
00157     virtual BaseType *var(const string &name, btp_stack &s);
00158     virtual BaseType *var(unsigned int i);
00159 
00160     virtual void add_var(BaseType *v, Part p = nil);
00161     virtual bool check_semantics(string &msg, bool all = false);
00162 
00163     virtual void dump(ostream &strm) const ;
00164 };
00165 
00166 } // namespace libdap
00167 
00168 #endif /* _vector_h */

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