/usr/include/CCfits/KeywordT.h is in libccfits-dev 2.4-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 | // Astrophysics Science Division,
// NASA/ Goddard Space Flight Center
// HEASARC
// http://heasarc.gsfc.nasa.gov
// e-mail: ccfits@legacy.gsfc.nasa.gov
//
// Original author: Ben Dorman
#ifndef KEYWORDT_H
#define KEYWORDT_H
#include "KeyData.h"
#include "HDU.h"
#include <typeinfo>
#include <sstream>
#ifdef _MSC_VER
#include "MSconfig.h"
#endif
// contains definitions of templated member functions for Keyword. This separate
// file organization is necessary to break cyclic dependency of Keyword on its
// subclass, KeyData.
namespace CCfits
{
template <typename T>
T& Keyword::value (T& val) const
{
try
{
const KeyData<T>& thisKey = dynamic_cast<const KeyData<T>&>(*this);
val = thisKey.keyval();
}
catch (std::bad_cast)
{
throw Keyword::WrongKeywordValueType(name());
}
return val;
}
template <typename T>
void Keyword::setValue (const T& newValue)
{
try
{
KeyData<T>& thisKey = dynamic_cast<KeyData<T>&>(*this);
thisKey.keyval(newValue);
thisKey.write();
}
catch (std::bad_cast)
{
throw Keyword::WrongKeywordValueType(name());
}
}
#if SPEC_TEMPLATE_IMP_DEFECT || SPEC_TEMPLATE_DECL_DEFECT
template<>
inline double& Keyword::value(double& val) const
{
switch (m_keytype)
{
case Tint:
{
const KeyData<int>& thisKey = static_cast<const KeyData<int>&>(*this);
val = thisKey.keyval();
}
break;
case Tfloat:
{
const KeyData<float>& thisKey = static_cast<const KeyData<float>&>(*this);
val = thisKey.keyval();
}
break;
case Tdouble:
{
// Note: if val is of type float some precision will be lost here,
// but allow anyway. Presumably the user doesn't mind or they
// wouldn't be using single precision.
const KeyData<double>& thisKey = static_cast<const KeyData<double>&>(*this);
val = thisKey.keyval();
}
break;
case Tstring:
{
// Allow only if string can be converted to an integer.
const KeyData<String>& thisKey = static_cast<const KeyData<String>&>(*this);
std::istringstream testStream(thisKey.keyval());
int stringInt = 0;
if (!(testStream >> stringInt) || !testStream.eof())
{
throw Keyword::WrongKeywordValueType(name());
}
val = stringInt;
}
break;
default:
throw Keyword::WrongKeywordValueType(name());
break;
}
return val;
}
// NOTE: This function actually instantiates Keyword::value<double>
// and therefore must be defined AFTER the specialized
// definition/declaration.
template<>
inline float& Keyword::value(float& val) const
{
double dval=.0;
val = static_cast<float>(value(dval));
return val;
}
template <>
inline int& Keyword::value(int& val) const
{
if (m_keytype == Tstring)
{
// Allow only if string can be converted to an integer.
const KeyData<String>& thisKey = static_cast<const KeyData<String>&>(*this);
std::istringstream testStream(thisKey.keyval());
int stringInt = 0;
if (!(testStream >> stringInt) || !testStream.eof())
{
throw Keyword::WrongKeywordValueType(name());
}
val = stringInt;
}
else if (m_keytype == Tint)
{
const KeyData<int>& thisKey = static_cast<const KeyData<int>&>(*this);
val = thisKey.keyval();
}
else
{
throw Keyword::WrongKeywordValueType(name());
}
return val;
}
template <>
inline void Keyword::setValue(const float& newValue)
{
if (m_keytype == Tfloat)
{
KeyData<float>& thisKey = static_cast<KeyData<float>&>(*this);
thisKey.keyval(newValue);
thisKey.write();
}
else if (m_keytype == Tdouble)
{
KeyData<double>& thisKey = static_cast<KeyData<double>&>(*this);
thisKey.keyval(static_cast<double>(newValue));
thisKey.write();
}
else
{
throw Keyword::WrongKeywordValueType(name());
}
}
template <>
inline void Keyword::setValue(const double& newValue)
{
if (m_keytype == Tdouble)
{
KeyData<double>& thisKey = static_cast<KeyData<double>&>(*this);
thisKey.keyval(newValue);
thisKey.write();
}
else if (m_keytype == Tfloat)
{
// This will lose precision but allow it anyway.
KeyData<float>& thisKey = static_cast<KeyData<float>&>(*this);
thisKey.keyval(static_cast<float>(newValue));
thisKey.write();
}
else
{
throw Keyword::WrongKeywordValueType(name());
}
}
template <>
inline void Keyword::setValue(const int& newValue)
{
if (m_keytype == Tint)
{
KeyData<int>& thisKey = static_cast<KeyData<int>&>(*this);
thisKey.keyval(newValue);
thisKey.write();
}
else if (m_keytype == Tfloat)
{
KeyData<float>& thisKey = static_cast<KeyData<float>&>(*this);
thisKey.keyval(static_cast<float>(newValue));
thisKey.write();
}
else if (m_keytype == Tdouble)
{
KeyData<double>& thisKey = static_cast<KeyData<double>&>(*this);
thisKey.keyval(static_cast<double>(newValue));
thisKey.write();
}
else if (m_keytype == Tstring)
{
KeyData<String>& thisKey = static_cast<KeyData<String>&>(*this);
std::ostringstream oss;
oss << newValue;
thisKey.keyval(oss.str());
thisKey.write();
}
else
{
throw Keyword::WrongKeywordValueType(name());
}
}
#endif
} // namespace CCfits
#endif
|