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<div class="title">NullFactory.cpp</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> This file is part of rippled: https://github.com/ripple/rippled</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> Copyright (c) 2012, 2013 Ripple Labs Inc.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> Permission to use, copy, modify, and/or distribute this software for any</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> purpose with or without fee is hereby granted, provided that the above</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> copyright notice and this permission notice appear in all copies.</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> THE SOFTWARE IS PROVIDED &quot;AS IS&quot; AND THE AUTHOR DISCLAIMS ALL WARRANTIES</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment">*/</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment">//==============================================================================</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160; </div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#include &lt;ripple/basics/contract.h&gt;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#include &lt;ripple/nodestore/Factory.h&gt;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &lt;ripple/nodestore/Manager.h&gt;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor">#include &lt;<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/memory.html">memory</a>&gt;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="keyword">namespace </span>NodeStore {</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; </div>
<div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullBackend.html"> 28</a></span>&#160;<span class="keyword">class </span><a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html">NullBackend</a> : <span class="keyword">public</span> <a class="code" href="classripple_1_1NodeStore_1_1Backend.html">Backend</a></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;{</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#aab527918053781c631f7f37667d75a99">NullBackend</a>() = <span class="keywordflow">default</span>;</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; </div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#abd909e2be8247d702aa74de2c363f5c6">~NullBackend</a>() = <span class="keywordflow">default</span>;</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; </div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a></div>
<div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullBackend.html#a89c46335dae32bdda3cc2cd0d2558abf"> 36</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#a89c46335dae32bdda3cc2cd0d2558abf">getName</a>()<span class="keyword"> override</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="keywordflow">return</span> <a class="codeRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a>();</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; }</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; </div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <span class="keywordtype">void</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullBackend.html#a0b2c45caa5842849382a198b28687c8e"> 42</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#a0b2c45caa5842849382a198b28687c8e">open</a>(<span class="keywordtype">bool</span> createIfMissing)<span class="keyword"> override</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; }</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; </div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <span class="keywordtype">bool</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullBackend.html#a06edcc6548cdcac4785c1de9c3a1662f"> 47</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#a06edcc6548cdcac4785c1de9c3a1662f">isOpen</a>()<span class="keyword"> override</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; }</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; </div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; <span class="keywordtype">void</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullBackend.html#a0269121f17ab29c92a5df0d2a035dd47"> 53</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#a0269121f17ab29c92a5df0d2a035dd47">close</a>()<span class="keyword"> override</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; }</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; </div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; <a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350c">Status</a></div>
<div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullBackend.html#a1dc8a4f932bb50366f9f967e5c35cb3a"> 58</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#a1dc8a4f932bb50366f9f967e5c35cb3a">fetch</a>(<span class="keywordtype">void</span> <span class="keyword">const</span>*, <a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;NodeObject&gt;</a>*)<span class="keyword"> override</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; <span class="keywordflow">return</span> <a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350cafa8056068943efe12560207a8a503db8">notFound</a>;</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; }</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; </div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair&lt;std::vector&lt;std::shared_ptr&lt;NodeObject&gt;</a>&gt;, <a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350c">Status</a>&gt;</div>
<div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullBackend.html#a86ab86fa510d9ea92b79ba2738a2acf2"> 64</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#a86ab86fa510d9ea92b79ba2738a2acf2">fetchBatch</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector&lt;uint256 const*&gt;</a> <span class="keyword">const</span>&amp; hashes)<span class="keyword"> override</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <span class="keywordflow">return</span> {};</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; }</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; </div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <span class="keywordtype">void</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullBackend.html#ad3d41ab83222e39efd5aaebf39160df8"> 70</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#ad3d41ab83222e39efd5aaebf39160df8">store</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;NodeObject&gt;</a> <span class="keyword">const</span>&amp; <span class="keywordtype">object</span>)<span class="keyword"> override</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; }</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="keywordtype">void</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullBackend.html#ac3d735a9706df0a50c08a2a737ebeb3d"> 75</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#ac3d735a9706df0a50c08a2a737ebeb3d">storeBatch</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector.html">Batch</a> <span class="keyword">const</span>&amp; batch)<span class="keyword"> override</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; }</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="keywordtype">void</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullBackend.html#a48f53c890d50d72621ebaa72cba3214f"> 80</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#a48f53c890d50d72621ebaa72cba3214f">sync</a>()<span class="keyword"> override</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; }</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; </div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keywordtype">void</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullBackend.html#a7c5e9d556473e233e8db639f2b9f550a"> 85</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#a7c5e9d556473e233e8db639f2b9f550a">for_each</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/utility/functional/function.html">std::function</a>&lt;<span class="keywordtype">void</span>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;NodeObject&gt;</a>)&gt; f)<span class="keyword"> override</span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; }</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="keywordtype">int</span></div>
<div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullBackend.html#a05d79b53d646319b916a2cb5f664196b"> 90</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#a05d79b53d646319b916a2cb5f664196b">getWriteLoad</a>()<span class="keyword"> override</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; }</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; </div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="keywordtype">void</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullBackend.html#a2fea9ffddc47915211a29fac6404fb0e"> 96</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#a2fea9ffddc47915211a29fac6404fb0e">setDeletePath</a>()<span class="keyword"> override</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; }</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; </div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="keywordtype">int</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullBackend.html#a13cce6549b2f525223a86a053d257e50"> 102</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullBackend.html#a13cce6549b2f525223a86a053d257e50">fdRequired</a>()<span class="keyword"> const override</span></div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; }</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; </div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;};</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; </div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; </div>
<div class="line"><a name="l00112"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullFactory.html"> 112</a></span>&#160;<span class="keyword">class </span><a class="code" href="classripple_1_1NodeStore_1_1NullFactory.html">NullFactory</a> : <span class="keyword">public</span> <a class="code" href="classripple_1_1NodeStore_1_1Factory.html">Factory</a></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;{</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullFactory.html#aa507b3a12408fe4dfe65793df3bad30e"> 115</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullFactory.html#aa507b3a12408fe4dfe65793df3bad30e">NullFactory</a>()</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; {</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1Manager.html#a59f9bcb7e6049d1b4c557891992f6cab">Manager::instance</a>().<a class="code" href="classripple_1_1NodeStore_1_1Manager.html#ab1f23554e59a7319ffe3e235cd7028c3">insert</a>(*<span class="keyword">this</span>);</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; }</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; </div>
<div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullFactory.html#a4e9a88cd1b7848ab24b229be313e8609"> 120</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullFactory.html#a4e9a88cd1b7848ab24b229be313e8609">~NullFactory</a>()<span class="keyword"> override</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1Manager.html#a59f9bcb7e6049d1b4c557891992f6cab">Manager::instance</a>().<a class="code" href="classripple_1_1NodeStore_1_1Manager.html#a9b76452a117753769c60071959d65f23">erase</a>(*<span class="keyword">this</span>);</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; }</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; </div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a></div>
<div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullFactory.html#a887cfa6f76d807f235d17fde36b4f46d"> 126</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullFactory.html#a887cfa6f76d807f235d17fde36b4f46d">getName</a>()<span class="keyword"> const override</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="keywordflow">return</span> <span class="stringliteral">&quot;none&quot;</span>;</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; }</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; </div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/unique_ptr.html">std::unique_ptr&lt;Backend&gt;</a></div>
<div class="line"><a name="l00132"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1NullFactory.html#a4a249cd155428b64f261a807e7b64875"> 132</a></span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1NullFactory.html#a4a249cd155428b64f261a807e7b64875">createInstance</a>(</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; <span class="keywordtype">size_t</span>,</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <a class="code" href="classripple_1_1Section.html">Section</a> <span class="keyword">const</span>&amp;,</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a>,</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1Scheduler.html">Scheduler</a>&amp;,</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <a class="code" href="classbeast_1_1Journal.html">beast::Journal</a>)<span class="keyword"> override</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="keywordflow">return</span> std::make_unique&lt;NullBackend&gt;();</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; }</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160;};</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; </div>
<div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="namespaceripple_1_1NodeStore.html#ad6f2da90291dbe2267a3164bf65fa721"> 143</a></span>&#160;<span class="keyword">static</span> <a class="code" href="classripple_1_1NodeStore_1_1NullFactory.html">NullFactory</a> <a class="code" href="namespaceripple_1_1NodeStore.html#ad6f2da90291dbe2267a3164bf65fa721">nullFactory</a>;</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; </div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160;} <span class="comment">// namespace NodeStore</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;} <span class="comment">// namespace ripple</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="aclassripple_1_1Section_html"><div class="ttname"><a href="classripple_1_1Section.html">ripple::Section</a></div><div class="ttdoc">Holds a collection of configuration values.</div><div class="ttdef"><b>Definition:</b> <a href="BasicConfig_8h_source.html#l00043">BasicConfig.h:43</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1Factory_html"><div class="ttname"><a href="classripple_1_1NodeStore_1_1Factory.html">ripple::NodeStore::Factory</a></div><div class="ttdoc">Base class for backend factories.</div><div class="ttdef"><b>Definition:</b> <a href="Factory_8h_source.html#l00033">Factory.h:33</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_a0b2c45caa5842849382a198b28687c8e"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#a0b2c45caa5842849382a198b28687c8e">ripple::NodeStore::NullBackend::open</a></div><div class="ttdeci">void open(bool createIfMissing) override</div><div class="ttdoc">Open the backend.</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00042">NullFactory.cpp:42</a></div></div>
<div class="ttc" id="abasic_string_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a></div><div class="ttdoc">STL class.</div></div>
<div class="ttc" id="ashared_ptr_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt; NodeObject &gt;</a></div></div>
<div class="ttc" id="anamespaceripple_1_1NodeStore_html_ad6f2da90291dbe2267a3164bf65fa721"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#ad6f2da90291dbe2267a3164bf65fa721">ripple::NodeStore::nullFactory</a></div><div class="ttdeci">static NullFactory nullFactory</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00143">NullFactory.cpp:143</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_a13cce6549b2f525223a86a053d257e50"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#a13cce6549b2f525223a86a053d257e50">ripple::NodeStore::NullBackend::fdRequired</a></div><div class="ttdeci">int fdRequired() const override</div><div class="ttdoc">Returns the number of file descriptors the backend expects to need.</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00102">NullFactory.cpp:102</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1Manager_html_a9b76452a117753769c60071959d65f23"><div class="ttname"><a href="classripple_1_1NodeStore_1_1Manager.html#a9b76452a117753769c60071959d65f23">ripple::NodeStore::Manager::erase</a></div><div class="ttdeci">virtual void erase(Factory &amp;factory)=0</div><div class="ttdoc">Remove a factory.</div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullFactory_html_a4a249cd155428b64f261a807e7b64875"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullFactory.html#a4a249cd155428b64f261a807e7b64875">ripple::NodeStore::NullFactory::createInstance</a></div><div class="ttdeci">std::unique_ptr&lt; Backend &gt; createInstance(size_t, Section const &amp;, std::size_t, Scheduler &amp;, beast::Journal) override</div><div class="ttdoc">Create an instance of this factory's backend.</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00132">NullFactory.cpp:132</a></div></div>
<div class="ttc" id="apair_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_a05d79b53d646319b916a2cb5f664196b"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#a05d79b53d646319b916a2cb5f664196b">ripple::NodeStore::NullBackend::getWriteLoad</a></div><div class="ttdeci">int getWriteLoad() override</div><div class="ttdoc">Estimate the number of write operations pending.</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00090">NullFactory.cpp:90</a></div></div>
<div class="ttc" id="avector_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector</a></div><div class="ttdoc">STL class.</div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_a2fea9ffddc47915211a29fac6404fb0e"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#a2fea9ffddc47915211a29fac6404fb0e">ripple::NodeStore::NullBackend::setDeletePath</a></div><div class="ttdeci">void setDeletePath() override</div><div class="ttdoc">Remove contents on disk upon destruction.</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00096">NullFactory.cpp:96</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_a1dc8a4f932bb50366f9f967e5c35cb3a"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#a1dc8a4f932bb50366f9f967e5c35cb3a">ripple::NodeStore::NullBackend::fetch</a></div><div class="ttdeci">Status fetch(void const *, std::shared_ptr&lt; NodeObject &gt; *) override</div><div class="ttdoc">Fetch a single object.</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00058">NullFactory.cpp:58</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html">ripple::NodeStore::NullBackend</a></div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00028">NullFactory.cpp:28</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullFactory_html_aa507b3a12408fe4dfe65793df3bad30e"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullFactory.html#aa507b3a12408fe4dfe65793df3bad30e">ripple::NodeStore::NullFactory::NullFactory</a></div><div class="ttdeci">NullFactory()</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00115">NullFactory.cpp:115</a></div></div>
<div class="ttc" id="afunction_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/utility/functional/function.html">std::function</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_aab527918053781c631f7f37667d75a99"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#aab527918053781c631f7f37667d75a99">ripple::NodeStore::NullBackend::NullBackend</a></div><div class="ttdeci">NullBackend()=default</div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullFactory_html_a4e9a88cd1b7848ab24b229be313e8609"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullFactory.html#a4e9a88cd1b7848ab24b229be313e8609">ripple::NodeStore::NullFactory::~NullFactory</a></div><div class="ttdeci">~NullFactory() override</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00120">NullFactory.cpp:120</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_a0269121f17ab29c92a5df0d2a035dd47"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#a0269121f17ab29c92a5df0d2a035dd47">ripple::NodeStore::NullBackend::close</a></div><div class="ttdeci">void close() override</div><div class="ttdoc">Close the backend.</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00053">NullFactory.cpp:53</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_ac3d735a9706df0a50c08a2a737ebeb3d"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#ac3d735a9706df0a50c08a2a737ebeb3d">ripple::NodeStore::NullBackend::storeBatch</a></div><div class="ttdeci">void storeBatch(Batch const &amp;batch) override</div><div class="ttdoc">Store a group of objects.</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00075">NullFactory.cpp:75</a></div></div>
<div class="ttc" id="anamespaceripple_1_1NodeStore_html_af127c2e4fc73b5d35647147ef45b350cafa8056068943efe12560207a8a503db8"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350cafa8056068943efe12560207a8a503db8">ripple::NodeStore::notFound</a></div><div class="ttdeci">@ notFound</div><div class="ttdef"><b>Definition:</b> <a href="nodestore_2Types_8h_source.html#l00046">nodestore/Types.h:46</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_a7c5e9d556473e233e8db639f2b9f550a"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#a7c5e9d556473e233e8db639f2b9f550a">ripple::NodeStore::NullBackend::for_each</a></div><div class="ttdeci">void for_each(std::function&lt; void(std::shared_ptr&lt; NodeObject &gt;)&gt; f) override</div><div class="ttdoc">Visit every object in the database This is usually called during import.</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00085">NullFactory.cpp:85</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1Manager_html_ab1f23554e59a7319ffe3e235cd7028c3"><div class="ttname"><a href="classripple_1_1NodeStore_1_1Manager.html#ab1f23554e59a7319ffe3e235cd7028c3">ripple::NodeStore::Manager::insert</a></div><div class="ttdeci">virtual void insert(Factory &amp;factory)=0</div><div class="ttdoc">Add a factory.</div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_a86ab86fa510d9ea92b79ba2738a2acf2"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#a86ab86fa510d9ea92b79ba2738a2acf2">ripple::NodeStore::NullBackend::fetchBatch</a></div><div class="ttdeci">std::pair&lt; std::vector&lt; std::shared_ptr&lt; NodeObject &gt; &gt;, Status &gt; fetchBatch(std::vector&lt; uint256 const * &gt; const &amp;hashes) override</div><div class="ttdoc">Fetch a batch synchronously.</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00064">NullFactory.cpp:64</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_a48f53c890d50d72621ebaa72cba3214f"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#a48f53c890d50d72621ebaa72cba3214f">ripple::NodeStore::NullBackend::sync</a></div><div class="ttdeci">void sync() override</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00080">NullFactory.cpp:80</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_abd909e2be8247d702aa74de2c363f5c6"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#abd909e2be8247d702aa74de2c363f5c6">ripple::NodeStore::NullBackend::~NullBackend</a></div><div class="ttdeci">~NullBackend()=default</div></div>
<div class="ttc" id="aclassbeast_1_1Journal_html"><div class="ttname"><a href="classbeast_1_1Journal.html">beast::Journal</a></div><div class="ttdoc">A generic endpoint for log messages.</div><div class="ttdef"><b>Definition:</b> <a href="Journal_8h_source.html#l00058">Journal.h:58</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1Scheduler_html"><div class="ttname"><a href="classripple_1_1NodeStore_1_1Scheduler.html">ripple::NodeStore::Scheduler</a></div><div class="ttdoc">Scheduling for asynchronous backend activity.</div><div class="ttdef"><b>Definition:</b> <a href="ripple_2nodestore_2Scheduler_8h_source.html#l00060">ripple/nodestore/Scheduler.h:60</a></div></div>
<div class="ttc" id="amemory_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/memory.html">memory</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_a89c46335dae32bdda3cc2cd0d2558abf"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#a89c46335dae32bdda3cc2cd0d2558abf">ripple::NodeStore::NullBackend::getName</a></div><div class="ttdeci">std::string getName() override</div><div class="ttdoc">Get the human-readable name of this backend.</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00036">NullFactory.cpp:36</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullFactory_html_a887cfa6f76d807f235d17fde36b4f46d"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullFactory.html#a887cfa6f76d807f235d17fde36b4f46d">ripple::NodeStore::NullFactory::getName</a></div><div class="ttdeci">std::string getName() const override</div><div class="ttdoc">Retrieve the name of this factory.</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00126">NullFactory.cpp:126</a></div></div>
<div class="ttc" id="anamespaceripple_1_1NodeStore_html_af127c2e4fc73b5d35647147ef45b350c"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350c">ripple::NodeStore::Status</a></div><div class="ttdeci">Status</div><div class="ttdoc">Return codes from Backend operations.</div><div class="ttdef"><b>Definition:</b> <a href="nodestore_2Types_8h_source.html#l00044">nodestore/Types.h:44</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullFactory_html"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullFactory.html">ripple::NodeStore::NullFactory</a></div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00112">NullFactory.cpp:112</a></div></div>
<div class="ttc" id="anamespaceripple_html"><div class="ttname"><a href="namespaceripple.html">ripple</a></div><div class="ttdoc">Use hash_* containers for keys that do not need a cryptographically secure hashing algorithm.</div><div class="ttdef"><b>Definition:</b> <a href="RCLCensorshipDetector_8h_source.html#l00029">RCLCensorshipDetector.h:29</a></div></div>
<div class="ttc" id="asize_t_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1Manager_html_a59f9bcb7e6049d1b4c557891992f6cab"><div class="ttname"><a href="classripple_1_1NodeStore_1_1Manager.html#a59f9bcb7e6049d1b4c557891992f6cab">ripple::NodeStore::Manager::instance</a></div><div class="ttdeci">static Manager &amp; instance()</div><div class="ttdoc">Returns the instance of the manager singleton.</div><div class="ttdef"><b>Definition:</b> <a href="ManagerImp_8cpp_source.html#l00120">ManagerImp.cpp:120</a></div></div>
<div class="ttc" id="aunique_ptr_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/memory/unique_ptr.html">std::unique_ptr</a></div><div class="ttdoc">STL class.</div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_ad3d41ab83222e39efd5aaebf39160df8"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#ad3d41ab83222e39efd5aaebf39160df8">ripple::NodeStore::NullBackend::store</a></div><div class="ttdeci">void store(std::shared_ptr&lt; NodeObject &gt; const &amp;object) override</div><div class="ttdoc">Store a single object.</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00070">NullFactory.cpp:70</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1NullBackend_html_a06edcc6548cdcac4785c1de9c3a1662f"><div class="ttname"><a href="classripple_1_1NodeStore_1_1NullBackend.html#a06edcc6548cdcac4785c1de9c3a1662f">ripple::NodeStore::NullBackend::isOpen</a></div><div class="ttdeci">bool isOpen() override</div><div class="ttdoc">Returns true is the database is open.</div><div class="ttdef"><b>Definition:</b> <a href="NullFactory_8cpp_source.html#l00047">NullFactory.cpp:47</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1Backend_html"><div class="ttname"><a href="classripple_1_1NodeStore_1_1Backend.html">ripple::NodeStore::Backend</a></div><div class="ttdoc">A backend used for the NodeStore.</div><div class="ttdef"><b>Definition:</b> <a href="Backend_8h_source.html#l00039">Backend.h:39</a></div></div>
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