libdap++  Updated for version 3.8.2
Byte.h
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1 
2 // -*- mode: c++; c-basic-offset:4 -*-
3 
4 // This file is part of libdap, A C++ implementation of the OPeNDAP Data
5 // Access Protocol.
6 
7 // Copyright (c) 2002,2003 OPeNDAP, Inc.
8 // Author: James Gallagher <jgallagher@opendap.org>
9 //
10 // This library is free software; you can redistribute it and/or
11 // modify it under the terms of the GNU Lesser General Public
12 // License as published by the Free Software Foundation; either
13 // version 2.1 of the License, or (at your option) any later version.
14 //
15 // This library is distributed in the hope that it will be useful,
16 // but WITHOUT ANY WARRANTY; without even the implied warranty of
17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 // Lesser General Public License for more details.
19 //
20 // You should have received a copy of the GNU Lesser General Public
21 // License along with this library; if not, write to the Free Software
22 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 //
24 // You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112.
25 
26 // (c) COPYRIGHT URI/MIT 1994-1999
27 // Please read the full copyright statement in the file COPYRIGHT_URI.
28 //
29 // Authors:
30 // jhrg,jimg James Gallagher <jgallagher@gso.uri.edu>
31 
32 // Interface for Byte type.
33 //
34 // jhrg 9/7/94
35 
36 #ifndef _byte_h
37 #define _byte_h 1
38 
39 
40 #ifndef _dods_datatypes_h
41 #include "dods-datatypes.h"
42 #endif
43 
44 #ifndef _basetype_h
45 #include "BaseType.h"
46 #endif
47 
48 #ifndef constraint_evaluator_h
49 #include "ConstraintEvaluator.h"
50 #endif
51 
52 #define FILE_METHODS 1
53 
54 namespace libdap
55 {
56 
63 class Byte: public BaseType
64 {
70  friend class Int16;
71  friend class UInt16;
72  friend class Int32;
73  friend class UInt32;
74  friend class Float32;
75  friend class Float64;
76 
77 protected:
79 
80 public:
81  Byte(const string &n);
82  Byte(const string &n, const string &d);
83 
84  virtual ~Byte()
85  {}
86 
87  Byte(const Byte &copy_from);
88 
89  Byte &operator=(const Byte &rhs);
90 
91  virtual unsigned int width();
92 
93  virtual BaseType *ptr_duplicate();
94 
95  bool serialize(ConstraintEvaluator &eval, DDS &dds,
96  Marshaller &m, bool ce_eval);
97  bool deserialize(UnMarshaller &um, DDS *, bool);
98 
99  virtual unsigned int val2buf(void *val, bool reuse = false);
100  virtual unsigned int buf2val(void **val);
101 
102  virtual bool set_value(const dods_byte value);
103  virtual dods_byte value() const;
104 #if FILE_METHODS
105  virtual void print_val(FILE *out, string space = "",
106  bool print_decl_p = true);
107 #endif
108  virtual void print_val(ostream &out, string space = "",
109  bool print_decl_p = true);
110 
111  virtual bool ops(BaseType *b, int op);
112 
113  virtual void dump(ostream &strm) const ;
114 };
115 
116 } // namespace libdap
117 
118 #endif // _byte_h
119 
abstract base class used to unmarshall/deserialize dap data objects
Definition: UnMarshaller.h:54
virtual unsigned int buf2val(void **val)
Reads the class data.
Definition: Byte.cc:181
dods_byte _buf
Definition: Byte.h:78
uint8_t dods_byte
bool deserialize(UnMarshaller &um, DDS *, bool)
Deserialize the char on stdin and put the result in _BUF.
Definition: Byte.cc:155
Byte(const string &n)
The Byte constructor.
Definition: Byte.cc:79
bool serialize(ConstraintEvaluator &eval, DDS &dds, Marshaller &m, bool ce_eval)
Definition: Byte.cc:132
Holds an unsigned 16-bit integer.
Definition: UInt16.h:59
virtual dods_byte value() const
Definition: Byte.cc:210
Holds a 32-bit floating point value.
Definition: Float32.h:61
virtual unsigned int val2buf(void *val, bool reuse=false)
Definition: Byte.cc:167
Holds a 16-bit signed integer value.
Definition: Int16.h:59
Byte & operator=(const Byte &rhs)
Definition: Byte.cc:105
virtual bool set_value(const dods_byte value)
Definition: Byte.cc:200
virtual ~Byte()
Definition: Byte.h:84
virtual void print_val(FILE *out, string space="", bool print_decl_p=true)
Prints the value of the variable.
Definition: Byte.cc:216
Evaluate a constraint expression.
The basic data type for the DODS DAP types.
Definition: BaseType.h:190
virtual unsigned int width()
Returns the size of the class instance data.
Definition: Byte.cc:117
abstract base class used to marshal/serialize dap data objects
Definition: Marshaller.h:53
Holds a 64-bit (double precision) floating point value.
Definition: Float64.h:62
Holds a single byte.
Definition: Byte.h:63
virtual bool ops(BaseType *b, int op)
Evaluate relational operators.
Definition: Byte.cc:237
Holds a 32-bit unsigned integer.
Definition: UInt32.h:61
virtual void dump(ostream &strm) const
dumps information about this object
Definition: Byte.cc:296
Holds a 32-bit signed integer.
Definition: Int32.h:62
virtual BaseType * ptr_duplicate()
Definition: Byte.cc:100