Goby3  3.1.5
2024.05.14
message_val.h
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1 // Copyright 2009-2021:
2 // GobySoft, LLC (2013-)
3 // Massachusetts Institute of Technology (2007-2014)
4 // Community contributors (see AUTHORS file)
5 // File authors:
6 // Toby Schneider <toby@gobysoft.org>
7 //
8 //
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10 // ("The Goby Libraries").
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24 
25 #ifndef GOBY_MOOS_TRANSITIONAL_MESSAGE_VAL_H
26 #define GOBY_MOOS_TRANSITIONAL_MESSAGE_VAL_H
27 
28 #include <iostream> // for ostream
29 #include <string> // for string, basic_string
30 #include <vector> // for vector
31 
32 #include "dccl_constants.h" // for DCCLCppType, cpp_notype
33 
34 namespace goby
35 {
36 namespace moos
37 {
38 namespace transitional
39 {
42 {
43  public:
44  enum
45  {
47  };
48 
50 
53 
55  DCCLMessageVal(const std::string& s);
56 
58  DCCLMessageVal(const char* s);
59 
61  DCCLMessageVal(double d, int p = MAX_DBL_PRECISION);
62 
64  DCCLMessageVal(long l);
65 
68 
70  DCCLMessageVal(float f);
71 
73  DCCLMessageVal(bool b);
74 
76  DCCLMessageVal(const std::vector<DCCLMessageVal>& vm);
77 
79 
81 
82  void set(std::string sval);
87  void set(double dval, int precision = MAX_DBL_PRECISION);
89  void set(long lval);
91  void set(bool bval);
92 
94 
96 
97  bool get(std::string& s) const;
104  bool get(bool& b) const;
108  bool get(long& t) const;
112  bool get(double& d) const;
113 
116  operator double() const;
117 
120  operator bool() const;
121 
124  operator std::string() const;
125 
128  operator long() const;
129 
132  operator int() const;
133 
136  operator unsigned() const;
137 
140  operator float() const;
141 
142  operator std::vector<DCCLMessageVal>() const;
143 
145  DCCLCppType type() const { return type_; }
146 
148  bool empty() const { return type_ == cpp_notype; }
149 
150  unsigned precision() const { return precision_; }
151 
153 
155 
156  bool operator==(const DCCLMessageVal& mv) const;
157  bool operator==(const std::string& s) const;
158  bool operator==(double d) const;
159  bool operator==(long l) const;
160  bool operator==(bool b) const;
161 
162  // @}
163 
164  private:
165  void init();
166 
167  friend std::ostream& operator<<(std::ostream& os, const DCCLMessageVal& mv);
168 
169  private:
170  std::string sval_;
171  double dval_;
172  long lval_;
173  bool bval_;
174 
175  unsigned precision_;
176 
177  DCCLCppType type_;
178 };
179 
180 std::ostream& operator<<(std::ostream& os, const DCCLMessageVal& mv);
181 std::ostream& operator<<(std::ostream& os, const std::vector<DCCLMessageVal>& vm);
182 } // namespace transitional
183 } // namespace moos
184 } // namespace goby
185 
186 #endif
DCCLMessageVal(int i)
construct with int value
bool get(long &t) const
extract as long (all reasonable casts are done)
DCCLMessageVal(long l)
construct with long value
void set(double dval, int precision=MAX_DBL_PRECISION)
set the value with a double (overwrites previous value regardless of type)
friend std::ostream & operator<<(std::ostream &os, const DCCLMessageVal &mv)
DCCLMessageVal(const std::vector< DCCLMessageVal > &vm)
construct with vector
DCCLMessageVal(const std::string &s)
construct with string value
bool get(bool &b) const
extract as bool (all reasonable casts are done)
DCCLMessageVal(bool b)
construct with bool value
void set(bool bval)
set the value with a bool (overwrites previous value regardless of type)
bool get(std::string &s) const
extract as std::string (all reasonable casts are done)
bool get(double &d) const
extract as double (all reasonable casts are done)
DCCLMessageVal(double d, int p=MAX_DBL_PRECISION)
construct with double value, optionally givig the precision of the double (number of decimal places) ...
bool operator==(const std::string &s) const
bool empty() const
was this just constructed with DCCLMessageVal() ?
Definition: message_val.h:148
void set(long lval)
set the value with a long (overwrites previous value regardless of type)
bool operator==(const DCCLMessageVal &mv) const
void set(std::string sval)
set the value with a string (overwrites previous value regardless of type)
DCCLMessageVal(float f)
construct with float value
DCCLMessageVal(const char *s)
construct with char* value
DCCLCppType type() const
what type is the original type of this DCCLMessageVal?
Definition: message_val.h:145
DCCLCppType
Enumeration of C++ types used in DCCL.
std::ostream & operator<<(std::ostream &os, const DCCLMessageVal &mv)
The global namespace for the Goby project.