143 lines
11 KiB
TeX
143 lines
11 KiB
TeX
\hypertarget{GpgFunctionObject_8h_source}{}\doxysection{Gpg\+Function\+Object.\+h}
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\label{GpgFunctionObject_8h_source}\index{src/core/GpgFunctionObject.h@{src/core/GpgFunctionObject.h}}
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\begin{DoxyCode}{0}
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\DoxyCodeLine{1 }
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\DoxyCodeLine{29 \textcolor{preprocessor}{\#ifndef GPGFRONTEND\_ZH\_CN\_TS\_FUNCTIONOBJECT\_H}}
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\DoxyCodeLine{30 \textcolor{preprocessor}{\#define GPGFRONTEND\_ZH\_CN\_TS\_FUNCTIONOBJECT\_H}}
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\DoxyCodeLine{31 }
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\DoxyCodeLine{32 \textcolor{preprocessor}{\#include <map>}}
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\DoxyCodeLine{33 \textcolor{preprocessor}{\#include <memory>}}
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\DoxyCodeLine{34 \textcolor{preprocessor}{\#include <mutex>}}
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\DoxyCodeLine{35 \textcolor{preprocessor}{\#include <shared\_mutex>}}
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\DoxyCodeLine{36 \textcolor{preprocessor}{\#include <stdexcept>}}
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\DoxyCodeLine{37 \textcolor{preprocessor}{\#include <string>}}
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\DoxyCodeLine{38 }
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\DoxyCodeLine{39 \textcolor{preprocessor}{\#include "{}GpgConstants.h"{}}}
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\DoxyCodeLine{40 }
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\DoxyCodeLine{41 \textcolor{keyword}{namespace }\mbox{\hyperlink{namespaceGpgFrontend}{GpgFrontend}} \{}
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\DoxyCodeLine{42 }
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\DoxyCodeLine{48 \textcolor{keyword}{template} <\textcolor{keyword}{typename} T>}
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\DoxyCodeLine{49 \textcolor{keyword}{class }\mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject}{SingletonFunctionObject}} \{}
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\DoxyCodeLine{50 \textcolor{keyword}{public}:}
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\DoxyCodeLine{57 \textcolor{keyword}{static} T\& \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a8a378452876a685af879e04bfa456b6f}{GetInstance}}(}
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\DoxyCodeLine{58 \textcolor{keywordtype}{int} channel = GpgFrontend::GPGFRONTEND\_DEFAULT\_CHANNEL) \{}
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\DoxyCodeLine{59 \textcolor{keyword}{static\_assert}(std::is\_base\_of<SingletonFunctionObject<T>, T>::value,}
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\DoxyCodeLine{60 \textcolor{stringliteral}{"{}T not derived from SingletonFunctionObject<T>"{}});}
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\DoxyCodeLine{61 }
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\DoxyCodeLine{62 \textcolor{keyword}{auto} \_p\_pbj = \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a7ad3a06b1a64d953f4861f6c9d360c8a}{find\_object\_in\_channel}}(channel);}
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\DoxyCodeLine{63 \textcolor{keywordflow}{if} (\_p\_pbj == \textcolor{keyword}{nullptr})}
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\DoxyCodeLine{64 \textcolor{keywordflow}{return} *\mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a51f705fc4b4a60f07e924d0e5a027d2a}{set\_object\_in\_channel}}(channel, std::make\_unique<T>(channel));}
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\DoxyCodeLine{65 \textcolor{keywordflow}{else}}
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\DoxyCodeLine{66 \textcolor{keywordflow}{return} *\_p\_pbj;}
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\DoxyCodeLine{67 \}}
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\DoxyCodeLine{68 }
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\DoxyCodeLine{76 \textcolor{keyword}{static} T\& \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a459af8206b25fed21b423aeb61c408fe}{CreateInstance}}(\textcolor{keywordtype}{int} channel,}
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\DoxyCodeLine{77 std::function<std::unique\_ptr<T>(\textcolor{keywordtype}{void})> factory) \{}
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\DoxyCodeLine{78 \textcolor{keyword}{static\_assert}(std::is\_base\_of<SingletonFunctionObject<T>, T>::value,}
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\DoxyCodeLine{79 \textcolor{stringliteral}{"{}T not derived from SingletonFunctionObject<T>"{}});}
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\DoxyCodeLine{80 }
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\DoxyCodeLine{81 \textcolor{keyword}{auto} \_p\_pbj = \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a7ad3a06b1a64d953f4861f6c9d360c8a}{find\_object\_in\_channel}}(channel);}
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\DoxyCodeLine{82 \textcolor{keywordflow}{if} (\_p\_pbj == \textcolor{keyword}{nullptr})}
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\DoxyCodeLine{83 \textcolor{keywordflow}{return} *\mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a51f705fc4b4a60f07e924d0e5a027d2a}{set\_object\_in\_channel}}(channel, std::move(factory()));}
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\DoxyCodeLine{84 \textcolor{keywordflow}{else}}
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\DoxyCodeLine{85 \textcolor{keywordflow}{return} *\_p\_pbj;}
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\DoxyCodeLine{86 \}}
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\DoxyCodeLine{87 }
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\DoxyCodeLine{95 \textcolor{keyword}{static} T\& \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a3116637b021c316ec3b615baaa5a77a1}{CreateInstance}}(\textcolor{keywordtype}{int} channel, std::unique\_ptr<T> p\_obj = \textcolor{keyword}{nullptr}) \{}
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\DoxyCodeLine{96 \textcolor{keyword}{static\_assert}(std::is\_base\_of<SingletonFunctionObject<T>, T>::value,}
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\DoxyCodeLine{97 \textcolor{stringliteral}{"{}T not derived from SingletonFunctionObject<T>"{}});}
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\DoxyCodeLine{98 }
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\DoxyCodeLine{99 \textcolor{keyword}{auto} \_p\_pbj = \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a7ad3a06b1a64d953f4861f6c9d360c8a}{find\_object\_in\_channel}}(channel);}
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\DoxyCodeLine{100 \textcolor{keywordflow}{if} (\_p\_pbj == \textcolor{keyword}{nullptr})}
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\DoxyCodeLine{101 \textcolor{keywordflow}{return} *\mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a51f705fc4b4a60f07e924d0e5a027d2a}{set\_object\_in\_channel}}(channel, std::move(p\_obj));}
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\DoxyCodeLine{102 \textcolor{keywordflow}{else}}
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\DoxyCodeLine{103 \textcolor{keywordflow}{return} *\_p\_pbj;}
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\DoxyCodeLine{104 \}}
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\DoxyCodeLine{105 }
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\DoxyCodeLine{112 \textcolor{keyword}{static} T\& \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_abb1ea69c668223ee9da79e6c92d5a9fa}{ReleaseChannel}}(\textcolor{keywordtype}{int} channel) \{}
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\DoxyCodeLine{113 \textcolor{keyword}{decltype}(\_instances\_map.end()) \_it;}
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\DoxyCodeLine{114 \{}
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\DoxyCodeLine{115 std::shared\_lock lock(\_instances\_mutex);}
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\DoxyCodeLine{116 \_it = \_instances\_map.find(channel);}
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\DoxyCodeLine{117 \}}
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\DoxyCodeLine{118 \textcolor{keywordflow}{if} (\_it != \_instances\_map.end()) \_instances\_map.erase(\_it);}
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\DoxyCodeLine{119 DLOG(INFO) << \textcolor{stringliteral}{"{}channel"{}} << channel << \textcolor{stringliteral}{"{}released"{}};}
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\DoxyCodeLine{120 \}}
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\DoxyCodeLine{121 }
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\DoxyCodeLine{127 \textcolor{keyword}{static} \textcolor{keywordtype}{int} \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a50e2b3794d6553f4231eaec72d9d0a50}{GetDefaultChannel}}() \{ \textcolor{keywordflow}{return} \_default\_channel; \}}
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\DoxyCodeLine{128 }
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\DoxyCodeLine{134 [[nodiscard]] \textcolor{keywordtype}{int} \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_aa99440b9177f5d0c18840f08a40d64b7}{GetChannel}}()\textcolor{keyword}{ const }\{ \textcolor{keywordflow}{return} channel\_; \}}
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\DoxyCodeLine{135 }
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\DoxyCodeLine{140 \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_aabc5fe8e5a372ac276a265286457cb9a}{SingletonFunctionObject}}(T\&\&) = \textcolor{keyword}{delete};}
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\DoxyCodeLine{141 }
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\DoxyCodeLine{146 \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a7090636bed6f4bad5b99f28f6872c645}{SingletonFunctionObject}}(\textcolor{keyword}{const} T\&) = \textcolor{keyword}{delete};}
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\DoxyCodeLine{147 }
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\DoxyCodeLine{152 \textcolor{keywordtype}{void} operator=(\textcolor{keyword}{const} T\&) = \textcolor{keyword}{delete};}
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\DoxyCodeLine{153 }
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\DoxyCodeLine{154 \textcolor{keyword}{protected}:}
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\DoxyCodeLine{159 \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a02e76b42ab51d77588b01c7508bed258}{SingletonFunctionObject}}() = \textcolor{keywordflow}{default};}
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\DoxyCodeLine{160 }
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\DoxyCodeLine{166 \textcolor{keyword}{explicit} \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a4aa7f1eb1d3281bb1fccfcbb1b416251}{SingletonFunctionObject}}(\textcolor{keywordtype}{int} channel) : channel\_(channel) \{\}}
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\DoxyCodeLine{167 }
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\DoxyCodeLine{172 \textcolor{keyword}{virtual} \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a8296be8c449f88175285186831b995bc}{\string~SingletonFunctionObject}}() = \textcolor{keywordflow}{default};}
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\DoxyCodeLine{173 }
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\DoxyCodeLine{179 \textcolor{keywordtype}{void} \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a56ba12077251893e48f5ec360e8c7040}{SetChannel}}(\textcolor{keywordtype}{int} channel) \{ this-\/>channel\_ = channel; \}}
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\DoxyCodeLine{180 }
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\DoxyCodeLine{181 \textcolor{keyword}{private}:}
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\DoxyCodeLine{182 \textcolor{keywordtype}{int} channel\_ = \_default\_channel; }
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\DoxyCodeLine{183 \textcolor{keyword}{static} \textcolor{keywordtype}{int} \_default\_channel; }
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\DoxyCodeLine{184 \textcolor{keyword}{static} std::mutex \_instance\_mutex; }
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\DoxyCodeLine{185 \textcolor{keyword}{static} std::shared\_mutex \_instances\_mutex; }
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\DoxyCodeLine{186 \textcolor{keyword}{static} std::unique\_ptr<T> \_instance; }
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\DoxyCodeLine{187 \textcolor{keyword}{static} std::map<int, std::unique\_ptr<T>> \_instances\_map; }
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\DoxyCodeLine{188 }
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\DoxyCodeLine{195 \textcolor{keyword}{static} T* \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a7ad3a06b1a64d953f4861f6c9d360c8a}{find\_object\_in\_channel}}(\textcolor{keywordtype}{int} channel) \{}
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\DoxyCodeLine{196 \textcolor{comment}{// read \_instances\_map}}
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\DoxyCodeLine{197 \textcolor{keyword}{decltype}(\_instances\_map.end()) \_it;}
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\DoxyCodeLine{198 \{}
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\DoxyCodeLine{199 std::shared\_lock lock(\_instances\_mutex);}
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\DoxyCodeLine{200 \_it = \_instances\_map.find(channel);}
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\DoxyCodeLine{201 \textcolor{keywordflow}{if} (\_it == \_instances\_map.end())}
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\DoxyCodeLine{202 \textcolor{keywordflow}{return} \textcolor{keyword}{nullptr};}
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\DoxyCodeLine{203 \textcolor{keywordflow}{else}}
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\DoxyCodeLine{204 \textcolor{keywordflow}{return} \_it-\/>second.get();}
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\DoxyCodeLine{205 \}}
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\DoxyCodeLine{206 \}}
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\DoxyCodeLine{207 }
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\DoxyCodeLine{215 \textcolor{keyword}{static} T* \mbox{\hyperlink{classGpgFrontend_1_1SingletonFunctionObject_a51f705fc4b4a60f07e924d0e5a027d2a}{set\_object\_in\_channel}}(\textcolor{keywordtype}{int} channel, std::unique\_ptr<T> p\_obj) \{}
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\DoxyCodeLine{216 \{}
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\DoxyCodeLine{217 \textcolor{keywordflow}{if} (p\_obj == \textcolor{keyword}{nullptr}) p\_obj = std::make\_unique<T>();}
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\DoxyCodeLine{218 T* obj = p\_obj.get();}
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\DoxyCodeLine{219 obj-\/>SetChannel(channel);}
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\DoxyCodeLine{220 \{}
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\DoxyCodeLine{221 std::unique\_lock lock(\_instances\_mutex);}
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\DoxyCodeLine{222 \_instances\_map.insert(\{channel, std::move(p\_obj)\});}
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\DoxyCodeLine{223 \}}
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\DoxyCodeLine{224 \textcolor{keywordflow}{return} obj;}
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\DoxyCodeLine{225 \}}
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\DoxyCodeLine{226 \}}
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\DoxyCodeLine{227 \};}
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\DoxyCodeLine{228 }
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\DoxyCodeLine{229 \textcolor{keyword}{template} <\textcolor{keyword}{typename} T>}
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\DoxyCodeLine{230 \textcolor{keywordtype}{int} SingletonFunctionObject<T>::\_default\_channel =}
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\DoxyCodeLine{231 GpgFrontend::GPGFRONTEND\_DEFAULT\_CHANNEL;}
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\DoxyCodeLine{232 }
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\DoxyCodeLine{233 \textcolor{keyword}{template} <\textcolor{keyword}{typename} T>}
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\DoxyCodeLine{234 std::mutex SingletonFunctionObject<T>::\_instance\_mutex;}
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\DoxyCodeLine{235 }
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\DoxyCodeLine{236 \textcolor{keyword}{template} <\textcolor{keyword}{typename} T>}
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\DoxyCodeLine{237 std::shared\_mutex SingletonFunctionObject<T>::\_instances\_mutex;}
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\DoxyCodeLine{238 }
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\DoxyCodeLine{239 \textcolor{keyword}{template} <\textcolor{keyword}{typename} T>}
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\DoxyCodeLine{240 std::unique\_ptr<T> SingletonFunctionObject<T>::\_instance = \textcolor{keyword}{nullptr};}
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\DoxyCodeLine{241 }
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\DoxyCodeLine{242 \textcolor{keyword}{template} <\textcolor{keyword}{typename} T>}
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\DoxyCodeLine{243 std::map<int, std::unique\_ptr<T>> SingletonFunctionObject<T>::\_instances\_map;}
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\DoxyCodeLine{244 }
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\DoxyCodeLine{245 \} \textcolor{comment}{// namespace GpgFrontend}}
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\DoxyCodeLine{246 }
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\DoxyCodeLine{247 \textcolor{preprocessor}{\#endif }\textcolor{comment}{// GPGFRONTEND\_ZH\_CN\_TS\_FUNCTIONOBJECT\_H}}
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\end{DoxyCode}
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