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<div class="title">DatabaseNodeImp.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/app/ledger/Ledger.h&gt;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#include &lt;ripple/nodestore/impl/DatabaseNodeImp.h&gt;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &lt;ripple/protocol/HashPrefix.h&gt;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; </div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="keyword">namespace </span>NodeStore {</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; </div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="keywordtype">void</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a5f23a54188aa2329d979c937d932dbaf"> 28</a></span>&#160;<a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a5f23a54188aa2329d979c937d932dbaf">DatabaseNodeImp::store</a>(</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <a class="code" href="namespaceripple.html#a57d7e7b27df7e719fdf5569f96be60a3">NodeObjectType</a> type,</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector.html">Blob</a>&amp;&amp; data,</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; <a class="code" href="classripple_1_1base__uint.html">uint256</a> <span class="keyword">const</span>&amp; hash,</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a>)</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;{</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1Database.html#a090e39b8c6733b0dc4553f9e8e705605">storeStats</a>(1, data.size());</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; </div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; <span class="keyword">auto</span> obj = <a class="code" href="classripple_1_1NodeObject.html#a841bb9bba547efbd89b240fa9c1cf146">NodeObject::createObject</a>(type, std::move(data), hash);</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a2edc67988dfa89034505c059fbe41503">backend_</a>-&gt;store(obj);</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</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; <span class="comment">// After the store, replace a negative cache entry if there is one</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a>-&gt;canonicalize(</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; hash, obj, [](<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; n) {</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <span class="keywordflow">return</span> n-&gt;getType() == <a class="code" href="namespaceripple.html#a57d7e7b27df7e719fdf5569f96be60a3aeb18fdb4f02b0dd4e85b203a75477bce">hotDUMMY</a>;</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;}</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; </div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;<span class="keywordtype">void</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#aa7218a9ee7e8b99949ef33f0bf3fb84f"> 49</a></span>&#160;<a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#aa7218a9ee7e8b99949ef33f0bf3fb84f">DatabaseNodeImp::asyncFetch</a>(</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; <a class="code" href="classripple_1_1base__uint.html">uint256</a> <span class="keyword">const</span>&amp; hash,</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> ledgerSeq,</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; <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> <span class="keyword">const</span>&amp;)&gt;&amp;&amp; callback)</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;{</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a>)</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; <a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;NodeObject&gt;</a> obj = <a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a>-&gt;fetch(hash);</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; <span class="keywordflow">if</span> (obj)</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; {</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; callback(obj-&gt;getType() == <a class="code" href="namespaceripple.html#a57d7e7b27df7e719fdf5569f96be60a3aeb18fdb4f02b0dd4e85b203a75477bce">hotDUMMY</a> ? <span class="keyword">nullptr</span> : obj);</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; <span class="keywordflow">return</span>;</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="code" href="classripple_1_1NodeStore_1_1Database.html#a0d21a918d521d82947868d21e1aafadb">Database::asyncFetch</a>(hash, ledgerSeq, std::move(callback));</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160;}</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; </div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;<span class="keywordtype">void</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#af83b106a8e0f80ef92cc3140e1112ec0"> 67</a></span>&#160;<a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#af83b106a8e0f80ef92cc3140e1112ec0">DatabaseNodeImp::sweep</a>()</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="keywordflow">if</span> (<a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a>)</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a>-&gt;sweep();</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;}</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;<a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;NodeObject&gt;</a></div>
<div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#adbf6df05e8f7c4a2e51028ef7cfc03b5"> 74</a></span>&#160;<a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#adbf6df05e8f7c4a2e51028ef7cfc03b5">DatabaseNodeImp::fetchNodeObject</a>(</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; <a class="code" href="classripple_1_1base__uint.html">uint256</a> <span class="keyword">const</span>&amp; hash,</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a>,</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; <a class="code" href="structripple_1_1NodeStore_1_1FetchReport.html">FetchReport</a>&amp; fetchReport,</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <span class="keywordtype">bool</span> duplicate)</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;{</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;NodeObject&gt;</a> nodeObject =</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a> ? <a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a>-&gt;fetch(hash) : <span class="keyword">nullptr</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; <span class="keywordflow">if</span> (!nodeObject)</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; {</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; JLOG(<a class="code" href="classripple_1_1NodeStore_1_1Database.html#a0d7c3d303adce36199b2c67c4df8a2de">j_</a>.<a class="code" href="classbeast_1_1Journal.html#abbe082bd27ca0f1d1365af2824e4f85b">trace</a>()) &lt;&lt; <span class="stringliteral">&quot;fetchNodeObject &quot;</span> &lt;&lt; hash &lt;&lt; <span class="stringliteral">&quot;: record not &quot;</span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; &lt;&lt; (<a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a> ? <span class="stringliteral">&quot;cached&quot;</span> : <span class="stringliteral">&quot;found&quot;</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; <a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350c">Status</a> status;</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; </div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <span class="keywordflow">try</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; {</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; status = <a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a2edc67988dfa89034505c059fbe41503">backend_</a>-&gt;fetch(hash.<a class="code" href="classripple_1_1base__uint.html#a5342507fe2fb5ac55d578e7e98863f70">data</a>(), &amp;nodeObject);</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; <span class="keywordflow">catch</span> (<a class="codeRef" href="http://en.cppreference.com/w/cpp/error/exception.html">std::exception</a> <span class="keyword">const</span>&amp; e)</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; {</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; JLOG(<a class="code" href="classripple_1_1NodeStore_1_1Database.html#a0d7c3d303adce36199b2c67c4df8a2de">j_</a>.<a class="code" href="classbeast_1_1Journal.html#a3dfb8e2e3eecccdb5cf78ff21bca069c">fatal</a>())</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; &lt;&lt; <span class="stringliteral">&quot;fetchNodeObject &quot;</span> &lt;&lt; hash</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; &lt;&lt; <span class="stringliteral">&quot;: Exception fetching from backend: &quot;</span> &lt;&lt; e.<a class="codeRef" href="http://en.cppreference.com/w/cpp/error/exception/what.html">what</a>();</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <a class="code" href="namespaceripple.html#ad99788f1aca6ce31a1fe8365eee1bba3">Rethrow</a>();</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; }</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; </div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <span class="keywordflow">switch</span> (status)</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; {</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; <span class="keywordflow">case</span> <a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350ca852178e08b8b1f2eb19fd271e63830ef">ok</a>:</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a>)</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="keywordflow">if</span> (nodeObject)</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a>-&gt;canonicalize_replace_client(hash, nodeObject);</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; {</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <span class="keyword">auto</span> <a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350cafa8056068943efe12560207a8a503db8">notFound</a> =</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <a class="code" href="classripple_1_1NodeObject.html#a841bb9bba547efbd89b240fa9c1cf146">NodeObject::createObject</a>(<a class="code" href="namespaceripple.html#a57d7e7b27df7e719fdf5569f96be60a3aeb18fdb4f02b0dd4e85b203a75477bce">hotDUMMY</a>, {}, hash);</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a>-&gt;canonicalize_replace_client(hash, <a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350cafa8056068943efe12560207a8a503db8">notFound</a>);</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350cafa8056068943efe12560207a8a503db8">notFound</a>-&gt;getType() != <a class="code" href="namespaceripple.html#a57d7e7b27df7e719fdf5569f96be60a3aeb18fdb4f02b0dd4e85b203a75477bce">hotDUMMY</a>)</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; nodeObject = <a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350cafa8056068943efe12560207a8a503db8">notFound</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; }</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <span class="keywordflow">case</span> <a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350cafa8056068943efe12560207a8a503db8">notFound</a>:</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <span class="keywordflow">case</span> <a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350ca915a2fc67fa0633b4995f8c1e4d54bdf">dataCorrupt</a>:</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; JLOG(<a class="code" href="classripple_1_1NodeStore_1_1Database.html#a0d7c3d303adce36199b2c67c4df8a2de">j_</a>.<a class="code" href="classbeast_1_1Journal.html#a3dfb8e2e3eecccdb5cf78ff21bca069c">fatal</a>()) &lt;&lt; <span class="stringliteral">&quot;fetchNodeObject &quot;</span> &lt;&lt; hash</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; &lt;&lt; <span class="stringliteral">&quot;: nodestore data is corrupted&quot;</span>;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; JLOG(<a class="code" href="classripple_1_1NodeStore_1_1Database.html#a0d7c3d303adce36199b2c67c4df8a2de">j_</a>.<a class="code" href="classbeast_1_1Journal.html#ad8fefe3e8ad583e1ed1bf02094ac3d8f">warn</a>())</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; &lt;&lt; <span class="stringliteral">&quot;fetchNodeObject &quot;</span> &lt;&lt; hash</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; &lt;&lt; <span class="stringliteral">&quot;: backend returns unknown result &quot;</span> &lt;&lt; status;</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; <span class="keywordflow">break</span>;</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; }</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; {</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; JLOG(<a class="code" href="classripple_1_1NodeStore_1_1Database.html#a0d7c3d303adce36199b2c67c4df8a2de">j_</a>.<a class="code" href="classbeast_1_1Journal.html#abbe082bd27ca0f1d1365af2824e4f85b">trace</a>()) &lt;&lt; <span class="stringliteral">&quot;fetchNodeObject &quot;</span> &lt;&lt; hash</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; &lt;&lt; <span class="stringliteral">&quot;: record found in cache&quot;</span>;</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <span class="keywordflow">if</span> (nodeObject-&gt;getType() == <a class="code" href="namespaceripple.html#a57d7e7b27df7e719fdf5569f96be60a3aeb18fdb4f02b0dd4e85b203a75477bce">hotDUMMY</a>)</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; nodeObject.<a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr/reset.html">reset</a>();</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; }</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; </div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="keywordflow">if</span> (nodeObject)</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; fetchReport.<a class="code" href="structripple_1_1NodeStore_1_1FetchReport.html#a7ab35eb8a30af6dbc6ee916ccf60474d">wasFound</a> = <span class="keyword">true</span>;</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"> 143</span>&#160; <span class="keywordflow">return</span> nodeObject;</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; </div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;<a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector&lt;std::shared_ptr&lt;NodeObject&gt;</a>&gt;</div>
<div class="line"><a name="l00147"></a><span class="lineno"><a class="line" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a547aab3d055f51bfbf8c6ebfc39cc014"> 147</a></span>&#160;<a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a547aab3d055f51bfbf8c6ebfc39cc014">DatabaseNodeImp::fetchBatch</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector&lt;uint256&gt;</a> <span class="keyword">const</span>&amp; hashes)</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160;{</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector&lt;std::shared_ptr&lt;NodeObject&gt;</a>&gt; results{hashes.<a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector/size.html">size</a>()};</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <span class="keyword">using namespace </span><a class="codeRef" href="http://en.cppreference.com/w/namespacestd_1_1chrono.html">std::chrono</a>;</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keyword">auto</span> <span class="keyword">const</span> before = steady_clock::now();</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/container/unordered_map.html">std::unordered_map&lt;uint256 const*, size_t&gt;</a> indexMap;</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector&lt;uint256 const*&gt;</a> cacheMisses;</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; uint64_t hits = 0;</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; uint64_t fetches = 0;</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; hashes.<a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector/size.html">size</a>(); ++i)</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; {</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="keyword">auto</span> <span class="keyword">const</span>&amp; hash = hashes[i];</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; <span class="comment">// See if the object already exists in the cache</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <span class="keyword">auto</span> nObj = <a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a> ? <a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a>-&gt;fetch(hash) : <span class="keyword">nullptr</span>;</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; ++fetches;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; <span class="keywordflow">if</span> (!nObj)</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; {</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; <span class="comment">// Try the database</span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; indexMap[&amp;hash] = i;</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; cacheMisses.<a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector/push_back.html">push_back</a>(&amp;hash);</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; }</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; {</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; results[i] = nObj-&gt;getType() == <a class="code" href="namespaceripple.html#a57d7e7b27df7e719fdf5569f96be60a3aeb18fdb4f02b0dd4e85b203a75477bce">hotDUMMY</a> ? nullptr : nObj;</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; <span class="comment">// It was in the cache.</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; ++hits;</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; }</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; }</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; </div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; JLOG(<a class="code" href="classripple_1_1NodeStore_1_1Database.html#a0d7c3d303adce36199b2c67c4df8a2de">j_</a>.<a class="code" href="classbeast_1_1Journal.html#a556228cb60bcf405c225d3f64b7b01ae">debug</a>()) &lt;&lt; <span class="stringliteral">&quot;fetchBatch - cache hits = &quot;</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; &lt;&lt; (hashes.<a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector/size.html">size</a>() - cacheMisses.<a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector/size.html">size</a>())</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; &lt;&lt; <span class="stringliteral">&quot; - cache misses = &quot;</span> &lt;&lt; cacheMisses.<a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector/size.html">size</a>();</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; <span class="keyword">auto</span> dbResults = <a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a2edc67988dfa89034505c059fbe41503">backend_</a>-&gt;fetchBatch(cacheMisses).first;</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; </div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; dbResults.size(); ++i)</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; {</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; <span class="keyword">auto</span> nObj = std::move(dbResults[i]);</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; <span class="keywordtype">size_t</span> index = indexMap[cacheMisses[i]];</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; <span class="keyword">auto</span> <span class="keyword">const</span>&amp; hash = hashes[index];</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; </div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; <span class="keywordflow">if</span> (nObj)</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; {</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; <span class="comment">// Ensure all threads get the same object</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a>)</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a>-&gt;canonicalize_replace_client(hash, nObj);</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; }</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; {</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160; JLOG(<a class="code" href="classripple_1_1NodeStore_1_1Database.html#a0d7c3d303adce36199b2c67c4df8a2de">j_</a>.<a class="code" href="classbeast_1_1Journal.html#a49b0713e65bb8e2c51b76fbf16252afe">error</a>())</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160; &lt;&lt; <span class="stringliteral">&quot;fetchBatch - &quot;</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160; &lt;&lt; <span class="stringliteral">&quot;record not found in db or cache. hash = &quot;</span> &lt;&lt; <a class="code" href="namespaceripple.html#a86e358ce3f06ff049af13c2342791cf8">strHex</a>(hash);</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a>)</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160; {</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160; <span class="keyword">auto</span> <a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350cafa8056068943efe12560207a8a503db8">notFound</a> = <a class="code" href="classripple_1_1NodeObject.html#a841bb9bba547efbd89b240fa9c1cf146">NodeObject::createObject</a>(<a class="code" href="namespaceripple.html#a57d7e7b27df7e719fdf5569f96be60a3aeb18fdb4f02b0dd4e85b203a75477bce">hotDUMMY</a>, {}, hash);</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">cache_</a>-&gt;canonicalize_replace_client(hash, <a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350cafa8056068943efe12560207a8a503db8">notFound</a>);</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350cafa8056068943efe12560207a8a503db8">notFound</a>-&gt;getType() != <a class="code" href="namespaceripple.html#a57d7e7b27df7e719fdf5569f96be60a3aeb18fdb4f02b0dd4e85b203a75477bce">hotDUMMY</a>)</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; nObj = std::move(<a class="code" href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350cafa8056068943efe12560207a8a503db8">notFound</a>);</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; }</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; }</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; results[index] = std::move(nObj);</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; }</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; </div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160; <span class="keyword">auto</span> fetchDurationUs =</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; std::chrono::duration_cast&lt;std::chrono::microseconds&gt;(</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; steady_clock::now() - before)</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160; .count();</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160; <a class="code" href="classripple_1_1NodeStore_1_1Database.html#abdcb3e7fdaeae1252f850c0e2a4646c2">updateFetchMetrics</a>(fetches, hits, fetchDurationUs);</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160; <span class="keywordflow">return</span> results;</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160;}</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160; </div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160;} <span class="comment">// namespace NodeStore</span></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160;} <span class="comment">// namespace ripple</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="aclassbeast_1_1Journal_html_a3dfb8e2e3eecccdb5cf78ff21bca069c"><div class="ttname"><a href="classbeast_1_1Journal.html#a3dfb8e2e3eecccdb5cf78ff21bca069c">beast::Journal::fatal</a></div><div class="ttdeci">Stream fatal() const</div><div class="ttdef"><b>Definition:</b> <a href="Journal_8h_source.html#l00339">Journal.h:339</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1DatabaseNodeImp_html_a2edc67988dfa89034505c059fbe41503"><div class="ttname"><a href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a2edc67988dfa89034505c059fbe41503">ripple::NodeStore::DatabaseNodeImp::backend_</a></div><div class="ttdeci">std::shared_ptr&lt; Backend &gt; backend_</div><div class="ttdef"><b>Definition:</b> <a href="DatabaseNodeImp_8h_source.html#l00145">DatabaseNodeImp.h:145</a></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="aexception_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/error/exception.html">std::exception</a></div><div class="ttdoc">STL class.</div></div>
<div class="ttc" id="aclassbeast_1_1Journal_html_abbe082bd27ca0f1d1365af2824e4f85b"><div class="ttname"><a href="classbeast_1_1Journal.html#abbe082bd27ca0f1d1365af2824e4f85b">beast::Journal::trace</a></div><div class="ttdeci">Stream trace() const</div><div class="ttdoc">Severity stream access functions.</div><div class="ttdef"><b>Definition:</b> <a href="Journal_8h_source.html#l00309">Journal.h:309</a></div></div>
<div class="ttc" id="anamespaceripple_1_1NodeStore_html_af127c2e4fc73b5d35647147ef45b350ca852178e08b8b1f2eb19fd271e63830ef"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350ca852178e08b8b1f2eb19fd271e63830ef">ripple::NodeStore::ok</a></div><div class="ttdeci">@ ok</div><div class="ttdef"><b>Definition:</b> <a href="nodestore_2Types_8h_source.html#l00045">nodestore/Types.h:45</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1DatabaseNodeImp_html_adbf6df05e8f7c4a2e51028ef7cfc03b5"><div class="ttname"><a href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#adbf6df05e8f7c4a2e51028ef7cfc03b5">ripple::NodeStore::DatabaseNodeImp::fetchNodeObject</a></div><div class="ttdeci">std::shared_ptr&lt; NodeObject &gt; fetchNodeObject(uint256 const &amp;hash, std::uint32_t, FetchReport &amp;fetchReport, bool duplicate) override</div><div class="ttdef"><b>Definition:</b> <a href="DatabaseNodeImp_8cpp_source.html#l00074">DatabaseNodeImp.cpp:74</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&lt; unsigned char &gt;</a></div></div>
<div class="ttc" id="asize_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector/size.html">std::vector::size</a></div><div class="ttdeci">T size(T... args)</div></div>
<div class="ttc" id="anamespaceripple_html_a57d7e7b27df7e719fdf5569f96be60a3"><div class="ttname"><a href="namespaceripple.html#a57d7e7b27df7e719fdf5569f96be60a3">ripple::NodeObjectType</a></div><div class="ttdeci">NodeObjectType</div><div class="ttdoc">The types of node objects.</div><div class="ttdef"><b>Definition:</b> <a href="NodeObject_8h_source.html#l00032">NodeObject.h:32</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeObject_html_a841bb9bba547efbd89b240fa9c1cf146"><div class="ttname"><a href="classripple_1_1NodeObject.html#a841bb9bba547efbd89b240fa9c1cf146">ripple::NodeObject::createObject</a></div><div class="ttdeci">static std::shared_ptr&lt; NodeObject &gt; createObject(NodeObjectType type, Blob &amp;&amp;data, uint256 const &amp;hash)</div><div class="ttdoc">Create an object from fields.</div><div class="ttdef"><b>Definition:</b> <a href="NodeObject_8cpp_source.html#l00037">NodeObject.cpp:37</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1Database_html_a0d21a918d521d82947868d21e1aafadb"><div class="ttname"><a href="classripple_1_1NodeStore_1_1Database.html#a0d21a918d521d82947868d21e1aafadb">ripple::NodeStore::Database::asyncFetch</a></div><div class="ttdeci">virtual void asyncFetch(uint256 const &amp;hash, std::uint32_t ledgerSeq, std::function&lt; void(std::shared_ptr&lt; NodeObject &gt; const &amp;)&gt; &amp;&amp;callback)</div><div class="ttdoc">Fetch an object without waiting.</div><div class="ttdef"><b>Definition:</b> <a href="Database_8cpp_source.html#l00198">Database.cpp:198</a></div></div>
<div class="ttc" id="aclassbeast_1_1Journal_html_ad8fefe3e8ad583e1ed1bf02094ac3d8f"><div class="ttname"><a href="classbeast_1_1Journal.html#ad8fefe3e8ad583e1ed1bf02094ac3d8f">beast::Journal::warn</a></div><div class="ttdeci">Stream warn() const</div><div class="ttdef"><b>Definition:</b> <a href="Journal_8h_source.html#l00327">Journal.h:327</a></div></div>
<div class="ttc" id="astructripple_1_1NodeStore_1_1FetchReport_html"><div class="ttname"><a href="structripple_1_1NodeStore_1_1FetchReport.html">ripple::NodeStore::FetchReport</a></div><div class="ttdoc">Contains information about a fetch operation.</div><div class="ttdef"><b>Definition:</b> <a href="ripple_2nodestore_2Scheduler_8h_source.html#l00032">ripple/nodestore/Scheduler.h:32</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="areset_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/memory/shared_ptr/reset.html">std::shared_ptr::reset</a></div><div class="ttdeci">T reset(T... args)</div></div>
<div class="ttc" id="aclassripple_1_1base__uint_html_a5342507fe2fb5ac55d578e7e98863f70"><div class="ttname"><a href="classripple_1_1base__uint.html#a5342507fe2fb5ac55d578e7e98863f70">ripple::base_uint::data</a></div><div class="ttdeci">pointer data()</div><div class="ttdef"><b>Definition:</b> <a href="base__uint_8h_source.html#l00121">base_uint.h:121</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1Database_html_abdcb3e7fdaeae1252f850c0e2a4646c2"><div class="ttname"><a href="classripple_1_1NodeStore_1_1Database.html#abdcb3e7fdaeae1252f850c0e2a4646c2">ripple::NodeStore::Database::updateFetchMetrics</a></div><div class="ttdeci">void updateFetchMetrics(uint64_t fetches, uint64_t hits, uint64_t duration)</div><div class="ttdef"><b>Definition:</b> <a href="Database_8h_source.html#l00349">Database.h:349</a></div></div>
<div class="ttc" id="apush_back_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector/push_back.html">std::vector::push_back</a></div><div class="ttdeci">T push_back(T... args)</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_1base__uint_html"><div class="ttname"><a href="classripple_1_1base__uint.html">ripple::base_uint</a></div><div class="ttdoc">Integers of any length that is a multiple of 32-bits.</div><div class="ttdef"><b>Definition:</b> <a href="base__uint_8h_source.html#l00081">base_uint.h:81</a></div></div>
<div class="ttc" id="anamespaceripple_html_a57d7e7b27df7e719fdf5569f96be60a3aeb18fdb4f02b0dd4e85b203a75477bce"><div class="ttname"><a href="namespaceripple.html#a57d7e7b27df7e719fdf5569f96be60a3aeb18fdb4f02b0dd4e85b203a75477bce">ripple::hotDUMMY</a></div><div class="ttdeci">@ hotDUMMY</div><div class="ttdef"><b>Definition:</b> <a href="NodeObject_8h_source.html#l00037">NodeObject.h:37</a></div></div>
<div class="ttc" id="anamespaceripple_html_ad99788f1aca6ce31a1fe8365eee1bba3"><div class="ttname"><a href="namespaceripple.html#ad99788f1aca6ce31a1fe8365eee1bba3">ripple::Rethrow</a></div><div class="ttdeci">void Rethrow()</div><div class="ttdoc">Rethrow the exception currently being handled.</div><div class="ttdef"><b>Definition:</b> <a href="contract_8h_source.html#l00048">contract.h:48</a></div></div>
<div class="ttc" id="aclassbeast_1_1Journal_html_a49b0713e65bb8e2c51b76fbf16252afe"><div class="ttname"><a href="classbeast_1_1Journal.html#a49b0713e65bb8e2c51b76fbf16252afe">beast::Journal::error</a></div><div class="ttdeci">Stream error() const</div><div class="ttdef"><b>Definition:</b> <a href="Journal_8h_source.html#l00333">Journal.h:333</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1DatabaseNodeImp_html_a4128fdcffd8987e9d08df0d76dc4078e"><div class="ttname"><a href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a4128fdcffd8987e9d08df0d76dc4078e">ripple::NodeStore::DatabaseNodeImp::cache_</a></div><div class="ttdeci">std::shared_ptr&lt; TaggedCache&lt; uint256, NodeObject &gt; &gt; cache_</div><div class="ttdef"><b>Definition:</b> <a href="DatabaseNodeImp_8h_source.html#l00143">DatabaseNodeImp.h:143</a></div></div>
<div class="ttc" id="anamespaceripple_1_1NodeStore_html_af127c2e4fc73b5d35647147ef45b350ca915a2fc67fa0633b4995f8c1e4d54bdf"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#af127c2e4fc73b5d35647147ef45b350ca915a2fc67fa0633b4995f8c1e4d54bdf">ripple::NodeStore::dataCorrupt</a></div><div class="ttdeci">@ dataCorrupt</div><div class="ttdef"><b>Definition:</b> <a href="nodestore_2Types_8h_source.html#l00047">nodestore/Types.h:47</a></div></div>
<div class="ttc" id="ainteger_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1Database_html_a090e39b8c6733b0dc4553f9e8e705605"><div class="ttname"><a href="classripple_1_1NodeStore_1_1Database.html#a090e39b8c6733b0dc4553f9e8e705605">ripple::NodeStore::Database::storeStats</a></div><div class="ttdeci">void storeStats(std::uint64_t count, std::uint64_t sz)</div><div class="ttdef"><b>Definition:</b> <a href="Database_8h_source.html#l00333">Database.h:333</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1DatabaseNodeImp_html_a5f23a54188aa2329d979c937d932dbaf"><div class="ttname"><a href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a5f23a54188aa2329d979c937d932dbaf">ripple::NodeStore::DatabaseNodeImp::store</a></div><div class="ttdeci">void store(NodeObjectType type, Blob &amp;&amp;data, uint256 const &amp;hash, std::uint32_t) override</div><div class="ttdef"><b>Definition:</b> <a href="DatabaseNodeImp_8cpp_source.html#l00028">DatabaseNodeImp.cpp:28</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="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="aclassripple_1_1NodeStore_1_1Database_html_a0d7c3d303adce36199b2c67c4df8a2de"><div class="ttname"><a href="classripple_1_1NodeStore_1_1Database.html#a0d7c3d303adce36199b2c67c4df8a2de">ripple::NodeStore::Database::j_</a></div><div class="ttdeci">const beast::Journal j_</div><div class="ttdef"><b>Definition:</b> <a href="Database_8h_source.html#l00301">Database.h:301</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1DatabaseNodeImp_html_af83b106a8e0f80ef92cc3140e1112ec0"><div class="ttname"><a href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#af83b106a8e0f80ef92cc3140e1112ec0">ripple::NodeStore::DatabaseNodeImp::sweep</a></div><div class="ttdeci">void sweep() override</div><div class="ttdoc">Remove expired entries from the positive and negative caches.</div><div class="ttdef"><b>Definition:</b> <a href="DatabaseNodeImp_8cpp_source.html#l00067">DatabaseNodeImp.cpp:67</a></div></div>
<div class="ttc" id="astructripple_1_1NodeStore_1_1FetchReport_html_a7ab35eb8a30af6dbc6ee916ccf60474d"><div class="ttname"><a href="structripple_1_1NodeStore_1_1FetchReport.html#a7ab35eb8a30af6dbc6ee916ccf60474d">ripple::NodeStore::FetchReport::wasFound</a></div><div class="ttdeci">bool wasFound</div><div class="ttdef"><b>Definition:</b> <a href="ripple_2nodestore_2Scheduler_8h_source.html#l00040">ripple/nodestore/Scheduler.h:40</a></div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1DatabaseNodeImp_html_a547aab3d055f51bfbf8c6ebfc39cc014"><div class="ttname"><a href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#a547aab3d055f51bfbf8c6ebfc39cc014">ripple::NodeStore::DatabaseNodeImp::fetchBatch</a></div><div class="ttdeci">std::vector&lt; std::shared_ptr&lt; NodeObject &gt; &gt; fetchBatch(std::vector&lt; uint256 &gt; const &amp;hashes)</div><div class="ttdef"><b>Definition:</b> <a href="DatabaseNodeImp_8cpp_source.html#l00147">DatabaseNodeImp.cpp:147</a></div></div>
<div class="ttc" id="aclassbeast_1_1Journal_html_a556228cb60bcf405c225d3f64b7b01ae"><div class="ttname"><a href="classbeast_1_1Journal.html#a556228cb60bcf405c225d3f64b7b01ae">beast::Journal::debug</a></div><div class="ttdeci">Stream debug() const</div><div class="ttdef"><b>Definition:</b> <a href="Journal_8h_source.html#l00315">Journal.h:315</a></div></div>
<div class="ttc" id="anamespaceripple_html_a86e358ce3f06ff049af13c2342791cf8"><div class="ttname"><a href="namespaceripple.html#a86e358ce3f06ff049af13c2342791cf8">ripple::strHex</a></div><div class="ttdeci">std::string strHex(FwdIt begin, FwdIt end)</div><div class="ttdef"><b>Definition:</b> <a href="strHex_8h_source.html#l00045">strHex.h:45</a></div></div>
<div class="ttc" id="aunordered_map_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/unordered_map.html">std::unordered_map</a></div><div class="ttdoc">STL class.</div></div>
<div class="ttc" id="aclassripple_1_1NodeStore_1_1DatabaseNodeImp_html_aa7218a9ee7e8b99949ef33f0bf3fb84f"><div class="ttname"><a href="classripple_1_1NodeStore_1_1DatabaseNodeImp.html#aa7218a9ee7e8b99949ef33f0bf3fb84f">ripple::NodeStore::DatabaseNodeImp::asyncFetch</a></div><div class="ttdeci">void asyncFetch(uint256 const &amp;hash, std::uint32_t ledgerSeq, std::function&lt; void(std::shared_ptr&lt; NodeObject &gt; const &amp;)&gt; &amp;&amp;callback) override</div><div class="ttdef"><b>Definition:</b> <a href="DatabaseNodeImp_8cpp_source.html#l00049">DatabaseNodeImp.cpp:49</a></div></div>
<div class="ttc" id="awhat_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/error/exception/what.html">std::exception::what</a></div><div class="ttdeci">T what(T... args)</div></div>
<div class="ttc" id="anamespacestd_1_1chrono_html"><div class="ttname"><a href="http://en.cppreference.com/w/namespacestd_1_1chrono.html">std::chrono</a></div></div>
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