191 lines
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191 lines
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<div id="projectname">GpgFrontend Project
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<div id="projectbrief">A Free, Powerful, Easy-to-Use, Compact, Cross-Platform, and Installation-Free OpenPGP(pgp) Crypto Tool.</div>
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<div class="title">CacheManager.h</div> </div>
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<div class="contents">
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>  </div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#ifndef GPGFRONTEND_CACHEMANAGER_H</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#define GPGFRONTEND_CACHEMANAGER_H</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  </div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include <string></span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  </div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "core/GpgFunctionObject.h"</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  </div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">namespace </span><a class="code" href="namespaceGpgFrontend.html">GpgFrontend</a> {</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  </div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Value></div>
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<div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="classGpgFrontend_1_1ThreadSafeMap.html"> 39</a></span> <span class="keyword">class </span><a class="code" href="classGpgFrontend_1_1ThreadSafeMap.html">ThreadSafeMap</a> {</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">using</span> MapType = std::map<Key, Value>;</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">using</span> IteratorType = <span class="keyword">typename</span> MapType::iterator;</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  </div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordtype">void</span> insert(<span class="keyword">const</span> Key& key, <span class="keyword">const</span> Value& value) {</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  std::unique_lock lock(mutex_);</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  map_[key] = value;</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  }</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  </div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  std::optional<Value> get(<span class="keyword">const</span> Key& key) {</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  std::shared_lock lock(mutex_);</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keyword">auto</span> it = map_.find(key);</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">if</span> (it != map_.end()) {</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordflow">return</span> it->second;</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  }</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">return</span> std::nullopt;</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  }</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  </div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordtype">bool</span> exists(<span class="keyword">const</span> Key& key) {</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  std::shared_lock lock(mutex_);</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">return</span> map_.count(key) > 0;</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  }</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  </div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  IteratorType begin() { <span class="keywordflow">return</span> map_mirror_.begin(); }</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  </div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  IteratorType end() { <span class="keywordflow">return</span> map_mirror_.end(); }</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  </div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <a class="code" href="classGpgFrontend_1_1ThreadSafeMap.html">ThreadSafeMap</a>& mirror() {</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  std::shared_lock lock(mutex_);</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  map_mirror_ = map_;</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  }</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  </div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  MapType map_mirror_;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  MapType map_;</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keyword">mutable</span> std::shared_mutex mutex_;</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> };</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  </div>
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<div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="classGpgFrontend_1_1CacheManager.html"> 79</a></span> <span class="keyword">class </span>GPGFRONTEND_CORE_EXPORT <a class="code" href="classGpgFrontend_1_1CacheManager.html">CacheManager</a></div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  : <span class="keyword">public</span> QObject,</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keyword">public</span> <a class="code" href="classGpgFrontend_1_1SingletonFunctionObject.html">SingletonFunctionObject</a><CacheManager> {</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  Q_OBJECT</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <a class="code" href="classGpgFrontend_1_1CacheManager.html">CacheManager</a>(<span class="keywordtype">int</span> channel = <a class="code" href="classGpgFrontend_1_1SingletonFunctionObject.html#a50e2b3794d6553f4231eaec72d9d0a50">SingletonFunctionObject::GetDefaultChannel</a>());</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  </div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordtype">void</span> SaveCache(std::string key, <span class="keyword">const</span> nlohmann::json& value,</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordtype">bool</span> flush = <span class="keyword">false</span>);</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  </div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  nlohmann::json LoadCache(std::string key);</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  </div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  nlohmann::json LoadCache(std::string key, nlohmann::json default_value);</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  </div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  std::string get_data_object_key(std::string key);</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  </div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  nlohmann::json load_cache_storage(std::string key,</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  nlohmann::json default_value);</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordtype">void</span> load_all_cache_storage();</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  </div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordtype">void</span> flush_cache_storage();</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  </div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordtype">void</span> register_cache_key(std::string key);</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  </div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <a class="code" href="classGpgFrontend_1_1ThreadSafeMap.html">ThreadSafeMap<std::string, nlohmann::json></a> cache_storage_;</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  nlohmann::json key_storage_;</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  QTimer* m_timer_;</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">const</span> std::string drk_key_ = <span class="stringliteral">"__cache_manage_data_register_key_list"</span>;</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> };</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  </div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> } <span class="comment">// namespace GpgFrontend</span></div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  </div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="preprocessor">#endif</span></div>
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<div class="ttc" id="aclassGpgFrontend_1_1CacheManager_html"><div class="ttname"><a href="classGpgFrontend_1_1CacheManager.html">GpgFrontend::CacheManager</a></div><div class="ttdef"><b>Definition:</b> CacheManager.h:81</div></div>
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<div class="ttc" id="aclassGpgFrontend_1_1SingletonFunctionObject_html"><div class="ttname"><a href="classGpgFrontend_1_1SingletonFunctionObject.html">GpgFrontend::SingletonFunctionObject</a></div><div class="ttdef"><b>Definition:</b> GpgFunctionObject.h:150</div></div>
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<div class="ttc" id="aclassGpgFrontend_1_1SingletonFunctionObject_html_a50e2b3794d6553f4231eaec72d9d0a50"><div class="ttname"><a href="classGpgFrontend_1_1SingletonFunctionObject.html#a50e2b3794d6553f4231eaec72d9d0a50">GpgFrontend::SingletonFunctionObject::GetDefaultChannel</a></div><div class="ttdeci">static int GetDefaultChannel()</div><div class="ttdoc">Get the Default Channel object.</div><div class="ttdef"><b>Definition:</b> GpgFunctionObject.h:251</div></div>
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<div class="ttc" id="aclassGpgFrontend_1_1ThreadSafeMap_html"><div class="ttname"><a href="classGpgFrontend_1_1ThreadSafeMap.html">GpgFrontend::ThreadSafeMap</a></div><div class="ttdef"><b>Definition:</b> CacheManager.h:39</div></div>
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<div class="ttc" id="anamespaceGpgFrontend_html"><div class="ttname"><a href="namespaceGpgFrontend.html">GpgFrontend</a></div><div class="ttdef"><b>Definition:</b> CoreCommonUtil.cpp:31</div></div>
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<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_aebb8dcc11953d78e620bbef0b9e2183.html">core</a></li><li class="navelem"><a class="el" href="dir_f8a0abd6d3586538a5b71803e0ab7ffa.html">function</a></li><li class="navelem"><b>CacheManager.h</b></li>
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