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<li class="navelem"><a class="el" href="dir_90ffdbabf412cfdffe6b2193e0ce938a.html">libxrpl</a></li><li class="navelem"><a class="el" href="dir_a59c1a58e5e6f521a28fe23865b09e68.html">nodestore</a></li> </ul>
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<div class="headertitle"><div class="title">ManagerImp.cpp</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="preprocessor">#include &lt;xrpl/nodestore/detail/DatabaseNodeImp.h&gt;</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="preprocessor">#include &lt;xrpl/nodestore/detail/ManagerImp.h&gt;</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span> </div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#include &lt;boost/algorithm/string/predicate.hpp&gt;</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span> </div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacexrpl.html">xrpl</a> {</div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span> </div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="keyword">namespace </span>NodeStore {</div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span> </div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span>ManagerImp&amp;</div>
<div class="foldopen" id="foldopen00011" data-start="{" data-end="}">
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"><a class="line" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a89cf9b5c38b96597b8d823ac34380d4c"> 11</a></span><a class="code hl_function" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a89cf9b5c38b96597b8d823ac34380d4c">ManagerImp::instance</a>()</div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span>{</div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> <span class="keyword">static</span> <a class="code hl_class" href="classxrpl_1_1NodeStore_1_1ManagerImp.html">ManagerImp</a> _;</div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span> <span class="keywordflow">return</span> _;</div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span>}</div>
</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> </div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00018" data-start="{" data-end="}">
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"><a class="line" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#af631feeaf87f4d26800979cdde25be35"> 18</a></span><a class="code hl_function" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#af631feeaf87f4d26800979cdde25be35">ManagerImp::missing_backend</a>()</div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span>{</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> Throw&lt;std::runtime_error&gt;(</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> <span class="stringliteral">&quot;Your xrpld.cfg is missing a [node_db] entry, &quot;</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> <span class="stringliteral">&quot;please see the xrpld-example.cfg file!&quot;</span>);</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span>}</div>
</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="comment">// We shouldn&#39;t rely on global variables for lifetime management because their</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="comment">// lifetime is not well-defined. ManagerImp may get destroyed before the Factory</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="comment">// classes, and then, calling Manager::instance().erase() in the destructors of</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="comment">// the Factory classes is an undefined behaviour.</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="keywordtype">void</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><a class="code hl_function" href="namespacexrpl_1_1NodeStore.html#a15bf1fb20e8a302169318ec9ae129609">registerNuDBFactory</a>(<a class="code hl_class" href="classxrpl_1_1NodeStore_1_1Manager.html">Manager</a>&amp; manager);</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="keywordtype">void</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"><a class="line" href="namespacexrpl_1_1NodeStore.html#ab315a2dfbc864fb69fbbb370aef8d924"> 32</a></span><a class="code hl_function" href="namespacexrpl_1_1NodeStore.html#ab315a2dfbc864fb69fbbb370aef8d924">registerRocksDBFactory</a>(<a class="code hl_class" href="classxrpl_1_1NodeStore_1_1Manager.html">Manager</a>&amp; manager);</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="keywordtype">void</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><a class="code hl_function" href="namespacexrpl_1_1NodeStore.html#a167cc153577a7e247b3539924b4ebe31">registerNullFactory</a>(<a class="code hl_class" href="classxrpl_1_1NodeStore_1_1Manager.html">Manager</a>&amp; manager);</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><span class="keywordtype">void</span></div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span><a class="code hl_function" href="namespacexrpl_1_1NodeStore.html#a79be089475e321d2d6087b53f95d81ff">registerMemoryFactory</a>(<a class="code hl_class" href="classxrpl_1_1NodeStore_1_1Manager.html">Manager</a>&amp; manager);</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> </div>
<div class="foldopen" id="foldopen00038" data-start="{" data-end="}">
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"><a class="line" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a336673fdc83059d058bc9be8e742ecaf"> 38</a></span><a class="code hl_function" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a336673fdc83059d058bc9be8e742ecaf">ManagerImp::ManagerImp</a>()</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span>{</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> <a class="code hl_function" href="namespacexrpl_1_1NodeStore.html#a15bf1fb20e8a302169318ec9ae129609">registerNuDBFactory</a>(*<span class="keyword">this</span>);</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <a class="code hl_function" href="namespacexrpl_1_1NodeStore.html#ab315a2dfbc864fb69fbbb370aef8d924">registerRocksDBFactory</a>(*<span class="keyword">this</span>);</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <a class="code hl_function" href="namespacexrpl_1_1NodeStore.html#a167cc153577a7e247b3539924b4ebe31">registerNullFactory</a>(*<span class="keyword">this</span>);</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> <a class="code hl_function" href="namespacexrpl_1_1NodeStore.html#a79be089475e321d2d6087b53f95d81ff">registerMemoryFactory</a>(*<span class="keyword">this</span>);</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span>}</div>
</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/memory/unique_ptr.html">std::unique_ptr&lt;Backend&gt;</a></div>
<div class="foldopen" id="foldopen00047" data-start="{" data-end="}">
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"><a class="line" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a7c0a530e4eb5c6dcd6b2b88ed3156623"> 47</a></span><a class="code hl_function" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a7c0a530e4eb5c6dcd6b2b88ed3156623">ManagerImp::make_Backend</a>(<a class="code hl_class" href="classxrpl_1_1Section.html">Section</a> <span class="keyword">const</span>&amp; parameters, <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a> <a class="code hl_enumvalue" href="namespacexrpl.html#a715e1d925c4f785ff23d862252b917d0aa62741f39e8a8d667ccccd0642c08746">burstSize</a>, <a class="code hl_class" href="classxrpl_1_1NodeStore_1_1Scheduler.html">Scheduler</a>&amp; scheduler, <a class="code hl_class" href="classbeast_1_1Journal.html">beast::Journal</a> journal)</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span>{</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> <span class="keyword">const</span> type{<a class="code hl_function" href="namespacexrpl.html#a35eb8e7a63de05fb4478c7faa7bdc70b">get</a>(parameters, <span class="stringliteral">&quot;type&quot;</span>)};</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> <span class="keywordflow">if</span> (type.empty())</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> <a class="code hl_function" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#af631feeaf87f4d26800979cdde25be35">missing_backend</a>();</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> </div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <span class="keyword">auto</span> factory{<a class="code hl_function" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#ab46ce188c8850cd16513b3ee80584fa1">find</a>(type)};</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> <span class="keywordflow">if</span> (!factory)</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> {</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <a class="code hl_function" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#af631feeaf87f4d26800979cdde25be35">missing_backend</a>();</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> }</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> </div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="keywordflow">return</span> factory-&gt;createInstance(<a class="code hl_variable" href="classxrpl_1_1NodeObject.html#a7a0c250bae0c3e483dba2308893d5e35">NodeObject::keyBytes</a>, parameters, <a class="code hl_enumvalue" href="namespacexrpl.html#a715e1d925c4f785ff23d862252b917d0aa62741f39e8a8d667ccccd0642c08746">burstSize</a>, scheduler, journal);</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span>}</div>
</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/memory/unique_ptr.html">std::unique_ptr&lt;Database&gt;</a></div>
<div class="foldopen" id="foldopen00063" data-start="{" data-end="}">
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"><a class="line" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a9c2947951fa294deda0492f861a53bb0"> 63</a></span><a class="code hl_function" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a9c2947951fa294deda0492f861a53bb0">ManagerImp::make_Database</a>(</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a> <a class="code hl_enumvalue" href="namespacexrpl.html#a715e1d925c4f785ff23d862252b917d0aa62741f39e8a8d667ccccd0642c08746">burstSize</a>,</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <a class="code hl_class" href="classxrpl_1_1NodeStore_1_1Scheduler.html">Scheduler</a>&amp; scheduler,</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keywordtype">int</span> readThreads,</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <a class="code hl_class" href="classxrpl_1_1Section.html">Section</a> <span class="keyword">const</span>&amp; config,</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <a class="code hl_class" href="classbeast_1_1Journal.html">beast::Journal</a> journal)</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span>{</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="keyword">auto</span> backend{<a class="code hl_function" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a7c0a530e4eb5c6dcd6b2b88ed3156623">make_Backend</a>(config, <a class="code hl_enumvalue" href="namespacexrpl.html#a715e1d925c4f785ff23d862252b917d0aa62741f39e8a8d667ccccd0642c08746">burstSize</a>, scheduler, journal)};</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> backend-&gt;open();</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="keywordflow">return</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::make_unique&lt;DatabaseNodeImp&gt;</a>(scheduler, readThreads, std::move(backend), config, journal);</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span>}</div>
</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> </div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span><span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00076" data-start="{" data-end="}">
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"><a class="line" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a13db2b572982256e885be5e343c932f3"> 76</a></span><a class="code hl_function" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a13db2b572982256e885be5e343c932f3">ManagerImp::insert</a>(<a class="code hl_class" href="classxrpl_1_1NodeStore_1_1Factory.html">Factory</a>&amp; factory)</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span>{</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> _(<a class="code hl_variable" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a837fb95673c81e6fc64da07d912757cc">mutex_</a>);</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <a class="code hl_variable" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a84feed975d3a415ee25f8423fcf40b55">list_</a>.push_back(&amp;factory);</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span>}</div>
</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> </div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span><span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00083" data-start="{" data-end="}">
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"><a class="line" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a1a4f32ec830aff06c39ae54f67be4d54"> 83</a></span><a class="code hl_function" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a1a4f32ec830aff06c39ae54f67be4d54">ManagerImp::erase</a>(<a class="code hl_class" href="classxrpl_1_1NodeStore_1_1Factory.html">Factory</a>&amp; factory)</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span>{</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> _(<a class="code hl_variable" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a837fb95673c81e6fc64da07d912757cc">mutex_</a>);</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <span class="keyword">auto</span> <span class="keyword">const</span> iter =</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/algorithm/find.html">std::find_if</a>(<a class="code hl_variable" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a84feed975d3a415ee25f8423fcf40b55">list_</a>.begin(), <a class="code hl_variable" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a84feed975d3a415ee25f8423fcf40b55">list_</a>.end(), [&amp;factory](<a class="code hl_class" href="classxrpl_1_1NodeStore_1_1Factory.html">Factory</a>* other) { return other == &amp;factory; });</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> XRPL_ASSERT(iter != <a class="code hl_variable" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a84feed975d3a415ee25f8423fcf40b55">list_</a>.end(), <span class="stringliteral">&quot;xrpl::NodeStore::ManagerImp::erase : valid input&quot;</span>);</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <a class="code hl_variable" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a84feed975d3a415ee25f8423fcf40b55">list_</a>.erase(iter);</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span>}</div>
</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> </div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span><a class="code hl_class" href="classxrpl_1_1NodeStore_1_1Factory.html">Factory</a>*</div>
<div class="foldopen" id="foldopen00093" data-start="{" data-end="}">
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"><a class="line" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#ab46ce188c8850cd16513b3ee80584fa1"> 93</a></span><a class="code hl_function" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#ab46ce188c8850cd16513b3ee80584fa1">ManagerImp::find</a>(<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> <span class="keyword">const</span>&amp; name)</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span>{</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> _(<a class="code hl_variable" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a837fb95673c81e6fc64da07d912757cc">mutex_</a>);</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keyword">auto</span> <span class="keyword">const</span> iter = <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/algorithm/find.html">std::find_if</a>(</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <a class="code hl_variable" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a84feed975d3a415ee25f8423fcf40b55">list_</a>.begin(), <a class="code hl_variable" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a84feed975d3a415ee25f8423fcf40b55">list_</a>.end(), [&amp;name](<a class="code hl_class" href="classxrpl_1_1NodeStore_1_1Factory.html">Factory</a>* other) { return boost::iequals(name, other-&gt;getName()); });</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keywordflow">if</span> (iter == <a class="code hl_variable" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a84feed975d3a415ee25f8423fcf40b55">list_</a>.end())</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <span class="keywordflow">return</span> *iter;</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span>}</div>
</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> </div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span><span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span><a class="code hl_class" href="classxrpl_1_1NodeStore_1_1Manager.html">Manager</a>&amp;</div>
<div class="foldopen" id="foldopen00106" data-start="{" data-end="}">
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"><a class="line" href="classxrpl_1_1NodeStore_1_1Manager.html#a0b827fd6ab5f4a2e98e4dce213bacb88"> 106</a></span><a class="code hl_function" href="classxrpl_1_1NodeStore_1_1Manager.html#a0b827fd6ab5f4a2e98e4dce213bacb88">Manager::instance</a>()</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span>{</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a89cf9b5c38b96597b8d823ac34380d4c">ManagerImp::instance</a>();</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span>}</div>
</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> </div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span>} <span class="comment">// namespace NodeStore</span></div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span>} <span class="comment">// namespace xrpl</span></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>
<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#l00040">Journal.h:41</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeObject_html_a7a0c250bae0c3e483dba2308893d5e35"><div class="ttname"><a href="classxrpl_1_1NodeObject.html#a7a0c250bae0c3e483dba2308893d5e35">xrpl::NodeObject::keyBytes</a></div><div class="ttdeci">static constexpr std::size_t keyBytes</div><div class="ttdef"><b>Definition</b> <a href="NodeObject_8h_source.html#l00033">NodeObject.h:33</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1Factory_html"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1Factory.html">xrpl::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#l00016">Factory.h:17</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1ManagerImp_html"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1ManagerImp.html">xrpl::NodeStore::ManagerImp</a></div><div class="ttdef"><b>Definition</b> <a href="ManagerImp_8h_source.html#l00010">ManagerImp.h:11</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1ManagerImp_html_a13db2b572982256e885be5e343c932f3"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a13db2b572982256e885be5e343c932f3">xrpl::NodeStore::ManagerImp::insert</a></div><div class="ttdeci">void insert(Factory &amp;factory) override</div><div class="ttdoc">Add a factory.</div><div class="ttdef"><b>Definition</b> <a href="ManagerImp_8cpp_source.html#l00076">ManagerImp.cpp:76</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1ManagerImp_html_a1a4f32ec830aff06c39ae54f67be4d54"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a1a4f32ec830aff06c39ae54f67be4d54">xrpl::NodeStore::ManagerImp::erase</a></div><div class="ttdeci">void erase(Factory &amp;factory) override</div><div class="ttdoc">Remove a factory.</div><div class="ttdef"><b>Definition</b> <a href="ManagerImp_8cpp_source.html#l00083">ManagerImp.cpp:83</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1ManagerImp_html_a336673fdc83059d058bc9be8e742ecaf"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a336673fdc83059d058bc9be8e742ecaf">xrpl::NodeStore::ManagerImp::ManagerImp</a></div><div class="ttdeci">ManagerImp()</div><div class="ttdef"><b>Definition</b> <a href="ManagerImp_8cpp_source.html#l00038">ManagerImp.cpp:38</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1ManagerImp_html_a7c0a530e4eb5c6dcd6b2b88ed3156623"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a7c0a530e4eb5c6dcd6b2b88ed3156623">xrpl::NodeStore::ManagerImp::make_Backend</a></div><div class="ttdeci">std::unique_ptr&lt; Backend &gt; make_Backend(Section const &amp;parameters, std::size_t burstSize, Scheduler &amp;scheduler, beast::Journal journal) override</div><div class="ttdoc">Create a backend.</div><div class="ttdef"><b>Definition</b> <a href="ManagerImp_8cpp_source.html#l00047">ManagerImp.cpp:47</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1ManagerImp_html_a837fb95673c81e6fc64da07d912757cc"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a837fb95673c81e6fc64da07d912757cc">xrpl::NodeStore::ManagerImp::mutex_</a></div><div class="ttdeci">std::mutex mutex_</div><div class="ttdef"><b>Definition</b> <a href="ManagerImp_8h_source.html#l00013">ManagerImp.h:13</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1ManagerImp_html_a84feed975d3a415ee25f8423fcf40b55"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a84feed975d3a415ee25f8423fcf40b55">xrpl::NodeStore::ManagerImp::list_</a></div><div class="ttdeci">std::vector&lt; Factory * &gt; list_</div><div class="ttdef"><b>Definition</b> <a href="ManagerImp_8h_source.html#l00014">ManagerImp.h:14</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1ManagerImp_html_a89cf9b5c38b96597b8d823ac34380d4c"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a89cf9b5c38b96597b8d823ac34380d4c">xrpl::NodeStore::ManagerImp::instance</a></div><div class="ttdeci">static ManagerImp &amp; instance()</div><div class="ttdef"><b>Definition</b> <a href="ManagerImp_8cpp_source.html#l00011">ManagerImp.cpp:11</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1ManagerImp_html_a9c2947951fa294deda0492f861a53bb0"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1ManagerImp.html#a9c2947951fa294deda0492f861a53bb0">xrpl::NodeStore::ManagerImp::make_Database</a></div><div class="ttdeci">std::unique_ptr&lt; Database &gt; make_Database(std::size_t burstSize, Scheduler &amp;scheduler, int readThreads, Section const &amp;config, beast::Journal journal) override</div><div class="ttdoc">Construct a NodeStore database.</div><div class="ttdef"><b>Definition</b> <a href="ManagerImp_8cpp_source.html#l00063">ManagerImp.cpp:63</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1ManagerImp_html_ab46ce188c8850cd16513b3ee80584fa1"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1ManagerImp.html#ab46ce188c8850cd16513b3ee80584fa1">xrpl::NodeStore::ManagerImp::find</a></div><div class="ttdeci">Factory * find(std::string const &amp;name) override</div><div class="ttdoc">Return a pointer to the matching factory if it exists.</div><div class="ttdef"><b>Definition</b> <a href="ManagerImp_8cpp_source.html#l00093">ManagerImp.cpp:93</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1ManagerImp_html_af631feeaf87f4d26800979cdde25be35"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1ManagerImp.html#af631feeaf87f4d26800979cdde25be35">xrpl::NodeStore::ManagerImp::missing_backend</a></div><div class="ttdeci">static void missing_backend()</div><div class="ttdef"><b>Definition</b> <a href="ManagerImp_8cpp_source.html#l00018">ManagerImp.cpp:18</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1Manager_html"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1Manager.html">xrpl::NodeStore::Manager</a></div><div class="ttdoc">Singleton for managing NodeStore factories and back ends.</div><div class="ttdef"><b>Definition</b> <a href="Manager_8h_source.html#l00012">Manager.h:13</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1Manager_html_a0b827fd6ab5f4a2e98e4dce213bacb88"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1Manager.html#a0b827fd6ab5f4a2e98e4dce213bacb88">xrpl::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#l00106">ManagerImp.cpp:106</a></div></div>
<div class="ttc" id="aclassxrpl_1_1NodeStore_1_1Scheduler_html"><div class="ttname"><a href="classxrpl_1_1NodeStore_1_1Scheduler.html">xrpl::NodeStore::Scheduler</a></div><div class="ttdoc">Scheduling for asynchronous backend activity.</div><div class="ttdef"><b>Definition</b> <a href="include_2xrpl_2nodestore_2Scheduler_8h_source.html#l00042">include/xrpl/nodestore/Scheduler.h:43</a></div></div>
<div class="ttc" id="aclassxrpl_1_1Section_html"><div class="ttname"><a href="classxrpl_1_1Section.html">xrpl::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#l00024">BasicConfig.h:25</a></div></div>
<div class="ttc" id="afind_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/algorithm/find.html">std::find_if</a></div><div class="ttdeci">T find_if(T... args)</div></div>
<div class="ttc" id="ais_same_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/is_same.html">std::is_same_v</a></div><div class="ttdeci">T is_same_v</div></div>
<div class="ttc" id="alock_guard_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a></div></div>
<div class="ttc" id="anamespacexrpl_1_1NodeStore_html_a15bf1fb20e8a302169318ec9ae129609"><div class="ttname"><a href="namespacexrpl_1_1NodeStore.html#a15bf1fb20e8a302169318ec9ae129609">xrpl::NodeStore::registerNuDBFactory</a></div><div class="ttdeci">void registerNuDBFactory(Manager &amp;manager)</div><div class="ttdef"><b>Definition</b> <a href="NuDBFactory_8cpp_source.html#l00422">NuDBFactory.cpp:422</a></div></div>
<div class="ttc" id="anamespacexrpl_1_1NodeStore_html_a167cc153577a7e247b3539924b4ebe31"><div class="ttname"><a href="namespacexrpl_1_1NodeStore.html#a167cc153577a7e247b3539924b4ebe31">xrpl::NodeStore::registerNullFactory</a></div><div class="ttdeci">void registerNullFactory(Manager &amp;manager)</div><div class="ttdef"><b>Definition</b> <a href="NullFactory_8cpp_source.html#l00118">NullFactory.cpp:118</a></div></div>
<div class="ttc" id="anamespacexrpl_1_1NodeStore_html_a79be089475e321d2d6087b53f95d81ff"><div class="ttname"><a href="namespacexrpl_1_1NodeStore.html#a79be089475e321d2d6087b53f95d81ff">xrpl::NodeStore::registerMemoryFactory</a></div><div class="ttdeci">void registerMemoryFactory(Manager &amp;manager)</div><div class="ttdef"><b>Definition</b> <a href="MemoryFactory_8cpp_source.html#l00060">MemoryFactory.cpp:60</a></div></div>
<div class="ttc" id="anamespacexrpl_1_1NodeStore_html_ab315a2dfbc864fb69fbbb370aef8d924"><div class="ttname"><a href="namespacexrpl_1_1NodeStore.html#ab315a2dfbc864fb69fbbb370aef8d924">xrpl::NodeStore::registerRocksDBFactory</a></div><div class="ttdeci">void registerRocksDBFactory(Manager &amp;manager)</div></div>
<div class="ttc" id="anamespacexrpl_html"><div class="ttname"><a href="namespacexrpl.html">xrpl</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="algorithm_8h_source.html#l00006">algorithm.h:6</a></div></div>
<div class="ttc" id="anamespacexrpl_html_a35eb8e7a63de05fb4478c7faa7bdc70b"><div class="ttname"><a href="namespacexrpl.html#a35eb8e7a63de05fb4478c7faa7bdc70b">xrpl::get</a></div><div class="ttdeci">T get(Section const &amp;section, std::string const &amp;name, T const &amp;defaultValue=T{})</div><div class="ttdoc">Retrieve a key/value pair from a section.</div><div class="ttdef"><b>Definition</b> <a href="BasicConfig_8h_source.html#l00326">BasicConfig.h:326</a></div></div>
<div class="ttc" id="anamespacexrpl_html_a715e1d925c4f785ff23d862252b917d0aa62741f39e8a8d667ccccd0642c08746"><div class="ttname"><a href="namespacexrpl.html#a715e1d925c4f785ff23d862252b917d0aa62741f39e8a8d667ccccd0642c08746">xrpl::SizedItem::burstSize</a></div><div class="ttdeci">@ burstSize</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>
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