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<li class="navelem"><a class="el" href="dir_a62226f9e3a6c7c5a3be455e2f87ae01.html">xrpld</a></li><li class="navelem"><a class="el" href="dir_42b876eb66f74e25995e23a7c0222dc7.html">rpc</a></li><li class="navelem"><a class="el" href="dir_202f05fcc82d395fac3f43e301f5a49f.html">handlers</a></li> </ul>
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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;xrpld/app/ledger/LedgerMaster.h&gt;</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="preprocessor">#include &lt;xrpld/app/main/Application.h&gt;</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="preprocessor">#include &lt;xrpld/rpc/Context.h&gt;</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#include &lt;xrpld/rpc/detail/RPCLedgerHelpers.h&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="preprocessor">#include &lt;xrpl/json/json_value.h&gt;</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#include &lt;xrpl/ledger/ReadView.h&gt;</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#include &lt;xrpl/protocol/ErrorCodes.h&gt;</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#include &lt;xrpl/protocol/jss.h&gt;</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span> </div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#include &lt;boost/bimap.hpp&gt;</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include &lt;boost/bimap/multiset_of.hpp&gt;</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacexrpl.html">xrpl</a> {</div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="keyword">using namespace </span>boost::bimaps;</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment">// sorted descending by lastUpdateTime, ascending by AssetPrice</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"><a class="line" href="namespacexrpl.html#aac674be35d853e8557412da6d492f16b"> 18</a></span><span class="keyword">using </span><a class="code hl_typedef" href="namespacexrpl.html#aac674be35d853e8557412da6d492f16b">Prices</a> = bimap&lt;multiset_of&lt;std::uint32_t, std::greater&lt;std::uint32_t&gt;&gt;, multiset_of&lt;STAmount&gt;&gt;;</div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="keyword">static</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00024" data-start="{" data-end="}">
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"><a class="line" href="namespacexrpl.html#a866f222e0946c35f0e5997c8c49bf81d"> 24</a></span><a class="code hl_function" href="namespacexrpl.html#a866f222e0946c35f0e5997c8c49bf81d">iteratePriceData</a>(</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> <a class="code hl_struct" href="structxrpl_1_1RPC_1_1JsonContext.html">RPC::JsonContext</a>&amp; context,</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;SLE const&gt;</a> <span class="keyword">const</span>&amp; sle,</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/functional/function.html">std::function</a>&lt;<span class="keywordtype">bool</span>(<a class="code hl_class" href="classxrpl_1_1STObject.html">STObject</a> <span class="keyword">const</span>&amp;)&gt;&amp;&amp; f)</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span>{</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">using </span>Meta = <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;STObject const&gt;</a>;</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">constexpr</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a> maxHistory = 3;</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> <span class="keywordtype">bool</span> isNew = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a> history = 0;</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> </div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> <span class="comment">// `oracle` points to an object that has an `sfPriceDataSeries` field.</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> <span class="comment">// When this function is called, that is a `PriceOracle` ledger object,</span></div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> <span class="comment">// but after one iteration of the loop below, it is an `sfNewFields`</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> <span class="comment">// / `sfFinalFields` object in a `CreatedNode` / `ModifiedNode` object in</span></div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> <span class="comment">// a transaction&#39;s metadata.</span></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> <span class="comment">// `chain` points to an object that has `sfPreviousTxnID` and</span></div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <span class="comment">// `sfPreviousTxnLgrSeq` fields. When this function is called,</span></div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="comment">// that is the `PriceOracle` ledger object pointed to by `oracle`,</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> <span class="comment">// but after one iteration of the loop below, then it is a `ModifiedNode`</span></div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> <span class="comment">// / `CreatedNode` object in a transaction&#39;s metadata.</span></div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> <a class="code hl_class" href="classxrpl_1_1STObject.html">STObject</a> <span class="keyword">const</span>* oracle = sle.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr/get.html">get</a>();</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <a class="code hl_class" href="classxrpl_1_1STObject.html">STObject</a> <span class="keyword">const</span>* chain = oracle;</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <span class="comment">// Use to test an unlikely scenario when CreatedNode / ModifiedNode</span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <span class="comment">// for the Oracle is not found in the inner loop</span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <a class="code hl_class" href="classxrpl_1_1STObject.html">STObject</a> <span class="keyword">const</span>* prevChain = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> Meta meta = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <span class="keywordflow">while</span> (<span class="keyword">true</span>)</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> {</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> <span class="keywordflow">if</span> (prevChain == chain)</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="keywordflow">if</span> (!oracle || f(*oracle) || isNew)</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> </div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <span class="keywordflow">if</span> (++history &gt; maxHistory)</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> </div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <a class="code hl_class" href="classxrpl_1_1base__uint.html">uint256</a> prevTx = chain-&gt;<a class="code hl_function" href="classxrpl_1_1STObject.html#a880af6b3ddc8db89084f73e949e51aa9">getFieldH256</a>(sfPreviousTxnID);</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/integer.html">std::uint32_t</a> prevSeq = chain-&gt;<a class="code hl_function" href="classxrpl_1_1STObject.html#a3c76695b5b5c872bf2445fc7b96295ed">getFieldU32</a>(sfPreviousTxnLgrSeq);</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> </div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keyword">auto</span> <span class="keyword">const</span> ledger = context.<a class="code hl_variable" href="structxrpl_1_1RPC_1_1Context.html#ac2b68abc7374eacb59cd93164ccdbc77">ledgerMaster</a>.<a class="code hl_function" href="classxrpl_1_1LedgerMaster.html#a2b20634b66ceb4ffdf423bfbc045a443">getLedgerBySeq</a>(prevSeq);</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keywordflow">if</span> (!ledger)</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="keywordflow">return</span>; <span class="comment">// LCOV_EXCL_LINE</span></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> meta = ledger-&gt;txRead(prevTx).second;</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> </div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> prevChain = chain;</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keywordflow">for</span> (<a class="code hl_class" href="classxrpl_1_1STObject.html">STObject</a> <span class="keyword">const</span>&amp; node : meta-&gt;getFieldArray(sfAffectedNodes))</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="keywordflow">if</span> (node.getFieldU16(sfLedgerEntryType) != ltORACLE)</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> {</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keywordflow">continue</span>;</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> }</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> </div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> chain = &amp;node;</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> isNew = node.<a class="code hl_function" href="classxrpl_1_1STObject.html#a7d6985a9d10080aa21fbb8c570b6be6e">isFieldPresent</a>(sfNewFields);</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="comment">// if a meta is for the new and this is the first</span></div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="comment">// look-up then it&#39;s the meta for the tx that</span></div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="comment">// created the current object; i.e. there is no</span></div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <span class="comment">// historical data</span></div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <span class="keywordflow">if</span> (isNew &amp;&amp; history == 1)</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> </div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> oracle = isNew ? &amp;<span class="keyword">static_cast&lt;</span><a class="code hl_class" href="classxrpl_1_1STObject.html">STObject</a> const&amp;<span class="keyword">&gt;</span>(node.peekAtField(sfNewFields))</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> : &amp;<span class="keyword">static_cast&lt;</span><a class="code hl_class" href="classxrpl_1_1STObject.html">STObject</a> const&amp;<span class="keyword">&gt;</span>(node.peekAtField(sfFinalFields));</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> }</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> }</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span>}</div>
</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> </div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span><span class="comment">// Return avg, sd, data set size</span></div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span><span class="keyword">static</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/tuple.html">std::tuple&lt;STAmount, Number, std::uint16_t&gt;</a></div>
<div class="foldopen" id="foldopen00098" data-start="{" data-end="}">
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"><a class="line" href="namespacexrpl.html#a9901836c0b6900dba87036045a4a0de5"> 98</a></span><a class="code hl_function" href="namespacexrpl.html#a9901836c0b6900dba87036045a4a0de5">getStats</a>(Prices::right_const_iterator <span class="keyword">const</span>&amp; begin, Prices::right_const_iterator <span class="keyword">const</span>&amp; end)</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span>{</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <a class="code hl_class" href="classxrpl_1_1STAmount.html">STAmount</a> avg{<a class="code hl_function" href="namespacexrpl.html#ad49fd837aedc8ad95f79ea41c9928d31">noIssue</a>(), 0, 0};</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <a class="code hl_class" href="classxrpl_1_1Number.html">Number</a> sd{0};</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint16_t</a> <span class="keyword">const</span> size = <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/iterator/distance.html">std::distance</a>(begin, end);</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> avg = <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/algorithm/accumulate.html">std::accumulate</a>(begin, end, avg, [&amp;](<a class="code hl_class" href="classxrpl_1_1STAmount.html">STAmount</a> <span class="keyword">const</span>&amp; acc, <span class="keyword">auto</span> <span class="keyword">const</span>&amp; it) { <span class="keywordflow">return</span> acc + it.first; });</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> avg = <a class="code hl_function" href="namespacexrpl.html#a09e2c009495835877a485de7e8bdc7fb">divide</a>(avg, <a class="code hl_class" href="classxrpl_1_1STAmount.html">STAmount</a>{<a class="code hl_function" href="namespacexrpl.html#ad49fd837aedc8ad95f79ea41c9928d31">noIssue</a>(), size, 0}, <a class="code hl_function" href="namespacexrpl.html#ad49fd837aedc8ad95f79ea41c9928d31">noIssue</a>());</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="keywordflow">if</span> (size &gt; 1)</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> {</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> sd = <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/algorithm/accumulate.html">std::accumulate</a>(begin, end, sd, [&amp;](<a class="code hl_class" href="classxrpl_1_1Number.html">Number</a> <span class="keyword">const</span>&amp; acc, <span class="keyword">auto</span> <span class="keyword">const</span>&amp; it) {</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> <span class="keywordflow">return</span> acc + (it.first - avg) * (it.first - avg);</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> });</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> sd = <a class="code hl_function" href="namespacexrpl.html#ab334d11f65b71b91e2c6c907090398cb">root2</a>(sd / (size - 1));</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> }</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="keywordflow">return</span> {avg, sd, size};</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span>};</div>
</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> </div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span><a class="code hl_class" href="classJson_1_1Value.html">Json::Value</a></div>
<div class="foldopen" id="foldopen00124" data-start="{" data-end="}">
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"><a class="line" href="namespacexrpl.html#ab2ad9b909d53f33118277741bf92c7fd"> 124</a></span><a class="code hl_function" href="namespacexrpl.html#ab2ad9b909d53f33118277741bf92c7fd">doGetAggregatePrice</a>(<a class="code hl_struct" href="structxrpl_1_1RPC_1_1JsonContext.html">RPC::JsonContext</a>&amp; context)</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span>{</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> <a class="code hl_class" href="classJson_1_1Value.html">Json::Value</a> result;</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="keyword">auto</span> <span class="keyword">const</span>&amp; params(context.<a class="code hl_variable" href="structxrpl_1_1RPC_1_1JsonContext.html#a30603f408d454be67d5250a62bf39287">params</a>);</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> </div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <span class="keyword">constexpr</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint16_t</a> maxOracles = 200;</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> <span class="keywordflow">if</span> (!params.isMember(jss::oracles))</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keywordflow">return</span> <a class="code hl_function" href="namespacexrpl_1_1RPC.html#a674f16f7613c9b58f17e00c4c7123ac1">RPC::missing_field_error</a>(jss::oracles);</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <span class="keywordflow">if</span> (!params[jss::oracles].isArray() || params[jss::oracles].size() == 0 || params[jss::oracles].size() &gt; maxOracles)</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> {</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> <a class="code hl_function" href="namespacexrpl_1_1RPC.html#ab38ba029a2ca4a73976be8418028b4b5">RPC::inject_error</a>(<a class="code hl_enumvalue" href="namespacexrpl.html#af6fadbc1b2101eff5fa78e7e2a50b76fa3b383fd64ff2828a844032969eb90b7e">rpcORACLE_MALFORMED</a>, result);</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> <span class="keywordflow">return</span> result;</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> }</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> </div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> <span class="keywordflow">if</span> (!params.isMember(jss::base_asset))</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <span class="keywordflow">return</span> <a class="code hl_function" href="namespacexrpl_1_1RPC.html#a674f16f7613c9b58f17e00c4c7123ac1">RPC::missing_field_error</a>(jss::base_asset);</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> </div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <span class="keywordflow">if</span> (!params.isMember(jss::quote_asset))</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> <span class="keywordflow">return</span> <a class="code hl_function" href="namespacexrpl_1_1RPC.html#a674f16f7613c9b58f17e00c4c7123ac1">RPC::missing_field_error</a>(jss::quote_asset);</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> </div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <span class="comment">// Lambda to validate uint type</span></div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <span class="comment">// support positive int, uint, and a number represented as a string</span></div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <span class="keyword">auto</span> validUInt = [](<a class="code hl_class" href="classJson_1_1Value.html">Json::Value</a> <span class="keyword">const</span>&amp; params, <a class="code hl_class" href="classJson_1_1StaticString.html">Json::StaticString</a> <span class="keyword">const</span>&amp; field) {</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <span class="keyword">auto</span> <span class="keyword">const</span>&amp; jv = params[field];</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> v;</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <span class="keywordflow">return</span> jv.isUInt() || (jv.isInt() &amp;&amp; jv.asInt() &gt;= 0) ||</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> (jv.isString() &amp;&amp; <a class="code hl_function" href="namespacebeast.html#aeb241ed2f4422ea57283956ca58c5d42">beast::lexicalCastChecked</a>(v, jv.asString()));</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> };</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> </div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> <span class="comment">// Lambda to get `trim` and `time_threshold` fields. If the field</span></div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> <span class="comment">// is not included in the input then a default value is returned.</span></div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> <span class="keyword">auto</span> getField = [&amp;params, &amp;validUInt](</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> <a class="code hl_class" href="classJson_1_1StaticString.html">Json::StaticString</a> <span class="keyword">const</span>&amp; field,</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> def = 0) -&gt; <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/variant.html">std::variant&lt;std::uint32_t, error_code_i&gt;</a> {</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <span class="keywordflow">if</span> (params.<a class="code hl_function" href="classJson_1_1Value.html#abfa90c81f6aee7877bd5fb4c8445994f">isMember</a>(field))</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> {</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <span class="keywordflow">if</span> (!validUInt(params, field))</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="namespacexrpl.html#af6fadbc1b2101eff5fa78e7e2a50b76faefd5dbecf662df8c7b2be66d6d0d68ec">rpcINVALID_PARAMS</a>;</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> <span class="keywordflow">return</span> params[field].<a class="code hl_function" href="classJson_1_1Value.html#a74b305583ec3aacf4f9dd06e799dc265">asUInt</a>();</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> }</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> <span class="keywordflow">return</span> def;</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> };</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> </div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> <span class="comment">// Lambda to get `base_asset` and `quote_asset`. The values have</span></div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> <span class="comment">// to conform to the Currency type.</span></div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="keyword">auto</span> getCurrency =</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> [&amp;params](<a class="code hl_class" href="classxrpl_1_1SField.html">SField</a> <span class="keyword">const</span>&amp; sField, <a class="code hl_class" href="classJson_1_1StaticString.html">Json::StaticString</a> <span class="keyword">const</span>&amp; field) -&gt; <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/variant.html">std::variant&lt;Json::Value, error_code_i&gt;</a> {</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> <span class="keywordflow">try</span></div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> {</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <span class="keywordflow">if</span> (params[field].asString().empty())</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="namespacexrpl.html#af6fadbc1b2101eff5fa78e7e2a50b76faefd5dbecf662df8c7b2be66d6d0d68ec">rpcINVALID_PARAMS</a>;</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <a class="code hl_function" href="namespacexrpl.html#a1dee66e2197ae9817369330b7da132b0">currencyFromJson</a>(sField, params[field]);</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <span class="keywordflow">return</span> params[field];</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> }</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> <span class="keywordflow">catch</span> (...)</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> {</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="namespacexrpl.html#af6fadbc1b2101eff5fa78e7e2a50b76faefd5dbecf662df8c7b2be66d6d0d68ec">rpcINVALID_PARAMS</a>;</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> }</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> };</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> <span class="keyword">auto</span> <span class="keyword">const</span> trim = getField(jss::trim);</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> <span class="keywordflow">if</span> (<a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::holds_alternative&lt;error_code_i&gt;</a>(trim))</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> {</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> <a class="code hl_function" href="namespacexrpl_1_1RPC.html#ab38ba029a2ca4a73976be8418028b4b5">RPC::inject_error</a>(<a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::get&lt;error_code_i&gt;</a>(trim), result);</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> <span class="keywordflow">return</span> result;</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> }</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> <span class="keywordflow">if</span> (params.<a class="code hl_function" href="classJson_1_1Value.html#abfa90c81f6aee7877bd5fb4c8445994f">isMember</a>(jss::trim) &amp;&amp; (<a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::get&lt;std::uint32_t&gt;</a>(trim) == 0 || <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::get&lt;std::uint32_t&gt;</a>(trim) &gt; <a class="code hl_variable" href="namespacexrpl.html#a97bdf77c9afdc154030cad05005eae5b">maxTrim</a>))</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> {</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> <a class="code hl_function" href="namespacexrpl_1_1RPC.html#ab38ba029a2ca4a73976be8418028b4b5">RPC::inject_error</a>(<a class="code hl_enumvalue" href="namespacexrpl.html#af6fadbc1b2101eff5fa78e7e2a50b76faefd5dbecf662df8c7b2be66d6d0d68ec">rpcINVALID_PARAMS</a>, result);</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> <span class="keywordflow">return</span> result;</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> }</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> </div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> <span class="keyword">auto</span> <span class="keyword">const</span> timeThreshold = getField(jss::time_threshold, 0);</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> <span class="keywordflow">if</span> (<a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::holds_alternative&lt;error_code_i&gt;</a>(timeThreshold))</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> {</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <a class="code hl_function" href="namespacexrpl_1_1RPC.html#ab38ba029a2ca4a73976be8418028b4b5">RPC::inject_error</a>(<a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::get&lt;error_code_i&gt;</a>(timeThreshold), result);</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <span class="keywordflow">return</span> result;</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> }</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> </div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> <span class="keyword">auto</span> <span class="keyword">const</span> baseAsset = getCurrency(sfBaseAsset, jss::base_asset);</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> <span class="keywordflow">if</span> (<a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::holds_alternative&lt;error_code_i&gt;</a>(baseAsset))</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> {</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> <a class="code hl_function" href="namespacexrpl_1_1RPC.html#ab38ba029a2ca4a73976be8418028b4b5">RPC::inject_error</a>(<a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::get&lt;error_code_i&gt;</a>(baseAsset), result);</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> <span class="keywordflow">return</span> result;</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> }</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <span class="keyword">auto</span> <span class="keyword">const</span> quoteAsset = getCurrency(sfQuoteAsset, jss::quote_asset);</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> <span class="keywordflow">if</span> (<a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::holds_alternative&lt;error_code_i&gt;</a>(quoteAsset))</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> {</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> <a class="code hl_function" href="namespacexrpl_1_1RPC.html#ab38ba029a2ca4a73976be8418028b4b5">RPC::inject_error</a>(<a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::get&lt;error_code_i&gt;</a>(quoteAsset), result);</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> <span class="keywordflow">return</span> result;</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> }</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> </div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> <span class="comment">// Collect the dataset into bimap keyed by lastUpdateTime and</span></div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> <span class="comment">// STAmount (Number is int64 and price is uint64)</span></div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> <a class="code hl_typedef" href="namespacexrpl.html#aac674be35d853e8557412da6d492f16b">Prices</a> prices;</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> <span class="keyword">const</span>&amp; oracle : params[jss::oracles])</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> {</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> <span class="keywordflow">if</span> (!oracle.isMember(jss::oracle_document_id) || !oracle.isMember(jss::account))</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> {</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <a class="code hl_function" href="namespacexrpl_1_1RPC.html#ab38ba029a2ca4a73976be8418028b4b5">RPC::inject_error</a>(<a class="code hl_enumvalue" href="namespacexrpl.html#af6fadbc1b2101eff5fa78e7e2a50b76fa3b383fd64ff2828a844032969eb90b7e">rpcORACLE_MALFORMED</a>, result);</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> <span class="keywordflow">return</span> result;</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> }</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> <span class="keyword">auto</span> <span class="keyword">const</span> documentID = validUInt(oracle, jss::oracle_document_id)</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> ? <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/utility/optional/make_optional.html">std::make_optional</a>(oracle[jss::oracle_document_id].asUInt())</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> : <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::nullopt</a>;</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> <span class="keyword">auto</span> <span class="keyword">const</span> account = parseBase58&lt;AccountID&gt;(oracle[jss::account].asString());</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> <span class="keywordflow">if</span> (!account || account-&gt;isZero() || !documentID)</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> {</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> <a class="code hl_function" href="namespacexrpl_1_1RPC.html#ab38ba029a2ca4a73976be8418028b4b5">RPC::inject_error</a>(<a class="code hl_enumvalue" href="namespacexrpl.html#af6fadbc1b2101eff5fa78e7e2a50b76faefd5dbecf662df8c7b2be66d6d0d68ec">rpcINVALID_PARAMS</a>, result);</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> <span class="keywordflow">return</span> result;</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> }</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> </div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;ReadView const&gt;</a> ledger;</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> result = <a class="code hl_function" href="namespacexrpl_1_1RPC.html#ad2e38924289124233ca731bb06f68345">RPC::lookupLedger</a>(ledger, context);</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> <span class="keywordflow">if</span> (!ledger)</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> <span class="keywordflow">return</span> result; <span class="comment">// LCOV_EXCL_LINE</span></div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> </div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> <span class="keyword">auto</span> <span class="keyword">const</span> sle = ledger-&gt;read(<a class="code hl_function" href="namespacexrpl_1_1keylet.html#a176552fb5de27f0f14c4ef921877d47b">keylet::oracle</a>(*account, *documentID));</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> <a class="code hl_function" href="namespacexrpl.html#a866f222e0946c35f0e5997c8c49bf81d">iteratePriceData</a>(context, sle, [&amp;](<a class="code hl_class" href="classxrpl_1_1STObject.html">STObject</a> <span class="keyword">const</span>&amp; node) {</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> <span class="keyword">auto</span> <span class="keyword">const</span>&amp; series = node.<a class="code hl_function" href="classxrpl_1_1STObject.html#a5e9d8cab06e54214df8ebcc25e43ce4c">getFieldArray</a>(sfPriceDataSeries);</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> <span class="comment">// find the token pair entry with the price</span></div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> <span class="keywordflow">if</span> (<span class="keyword">auto</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="l00246" name="l00246"></a><span class="lineno"> 246</span> series.begin(),</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> series.end(),</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> [&amp;](<a class="code hl_class" href="classxrpl_1_1STObject.html">STObject</a> <span class="keyword">const</span>&amp; o) -&gt; <span class="keywordtype">bool</span> {</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> return o.getFieldCurrency(sfBaseAsset).getText() == std::get&lt;Json::Value&gt;(baseAsset) &amp;&amp;</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> o.getFieldCurrency(sfQuoteAsset).getText() == std::get&lt;Json::Value&gt;(quoteAsset) &amp;&amp;</div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> o.isFieldPresent(sfAssetPrice);</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> });</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> iter != series.end())</div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> {</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> <span class="keyword">auto</span> <span class="keyword">const</span> price = iter-&gt;getFieldU64(sfAssetPrice);</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> <span class="keyword">auto</span> <span class="keyword">const</span> scale = iter-&gt;isFieldPresent(sfScale) ? -<span class="keyword">static_cast&lt;</span><span class="keywordtype">int</span><span class="keyword">&gt;</span>(iter-&gt;getFieldU8(sfScale)) : 0;</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> prices.insert(</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> Prices::value_type(node.<a class="code hl_function" href="classxrpl_1_1STObject.html#a3c76695b5b5c872bf2445fc7b96295ed">getFieldU32</a>(sfLastUpdateTime), <a class="code hl_class" href="classxrpl_1_1STAmount.html">STAmount</a>{noIssue(), price, scale}));</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> }</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> });</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> }</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> </div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> <span class="keywordflow">if</span> (prices.empty())</div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> {</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> <a class="code hl_function" href="namespacexrpl_1_1RPC.html#ab38ba029a2ca4a73976be8418028b4b5">RPC::inject_error</a>(<a class="code hl_enumvalue" href="namespacexrpl.html#af6fadbc1b2101eff5fa78e7e2a50b76fa0d87ce3d04d619a5bb42c35640746f98">rpcOBJECT_NOT_FOUND</a>, result);</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> <span class="keywordflow">return</span> result;</div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> }</div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> </div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> <span class="comment">// erase outdated data</span></div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> <span class="comment">// sorted in descending, therefore begin is the latest, end is the oldest</span></div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> <span class="keyword">auto</span> <span class="keyword">const</span> latestTime = prices.left.<a class="code hl_function" href="classJson_1_1Value.html#a015459a3950c198d63a2d3be8f5ae296">begin</a>()-&gt;first;</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> <span class="keyword">const</span> threshold = <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::get&lt;std::uint32_t&gt;</a>(timeThreshold))</div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> {</div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> <span class="comment">// threshold defines an acceptable range {max,min} of lastUpdateTime as</span></div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> <span class="comment">// {latestTime, latestTime - threshold}, the prices with lastUpdateTime</span></div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> <span class="comment">// greater than (latestTime - threshold) are erased.</span></div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> <span class="keyword">auto</span> <span class="keyword">const</span> oldestTime = prices.left.rbegin()-&gt;first;</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> <span class="keyword">auto</span> <span class="keyword">const</span> upperBound = latestTime &gt; threshold ? (latestTime - threshold) : oldestTime;</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> <span class="keywordflow">if</span> (upperBound &gt; oldestTime)</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> prices.left.erase(prices.left.upper_bound(upperBound), prices.left.end());</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> </div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> <span class="comment">// At least one element should remain since upperBound is either</span></div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> <span class="comment">// equal to oldestTime or is less than latestTime, in which case</span></div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> <span class="comment">// the data is deleted between the oldestTime and upperBound.</span></div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> <span class="keywordflow">if</span> (prices.empty())</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> {</div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> <span class="comment">// LCOV_EXCL_START</span></div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> <a class="code hl_function" href="namespacexrpl_1_1RPC.html#ab38ba029a2ca4a73976be8418028b4b5">RPC::inject_error</a>(<a class="code hl_enumvalue" href="namespacexrpl.html#af6fadbc1b2101eff5fa78e7e2a50b76fa84460dd802aaad1833b922da3c0a6d0f">rpcINTERNAL</a>, result);</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> <span class="keywordflow">return</span> result;</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> <span class="comment">// LCOV_EXCL_STOP</span></div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> }</div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> }</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> result[jss::time] = latestTime;</div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> </div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> <span class="comment">// calculate stats</span></div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> <span class="keyword">auto</span> <span class="keyword">const</span> [avg, sd, size] = <a class="code hl_function" href="namespacexrpl.html#a9901836c0b6900dba87036045a4a0de5">getStats</a>(prices.right.begin(), prices.right.end());</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> result[jss::entire_set][jss::mean] = avg.getText();</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> result[jss::entire_set][jss::size] = size;</div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> result[jss::entire_set][jss::standard_deviation] = <a class="code hl_function" href="namespacexrpl.html#a35ce7572092b98720a52fa343c6f2fa9">to_string</a>(sd);</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> </div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> <span class="keyword">auto</span> itAdvance = [&amp;](<span class="keyword">auto</span> it, <span class="keywordtype">int</span> distance) {</div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/iterator/advance.html">std::advance</a>(it, distance);</div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> <span class="keywordflow">return</span> it;</div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> };</div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> </div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> <span class="keyword">auto</span> <span class="keyword">const</span> median = [&amp;prices, &amp;itAdvance, &amp;size_ = size]() {</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> <span class="keyword">auto</span> <span class="keyword">const</span> middle = size_ / 2;</div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> <span class="keywordflow">if</span> ((size_ % 2) == 0)</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> {</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> <span class="keyword">static</span> <a class="code hl_class" href="classxrpl_1_1STAmount.html">STAmount</a> two{<a class="code hl_function" href="namespacexrpl.html#ad49fd837aedc8ad95f79ea41c9928d31">noIssue</a>(), 2, 0};</div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> <span class="keyword">auto</span> it = itAdvance(prices.right.begin(), middle - 1);</div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> <span class="keyword">auto</span> <span class="keyword">const</span>&amp; a1 = it-&gt;first;</div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> <span class="keyword">auto</span> <span class="keyword">const</span>&amp; a2 = (++it)-&gt;first;</div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> <span class="keywordflow">return</span> <a class="code hl_function" href="namespacexrpl.html#a09e2c009495835877a485de7e8bdc7fb">divide</a>(a1 + a2, two, <a class="code hl_function" href="namespacexrpl.html#ad49fd837aedc8ad95f79ea41c9928d31">noIssue</a>());</div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> }</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> <span class="keywordflow">return</span> itAdvance(prices.right.begin(), middle)-&gt;first;</div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> }();</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> result[jss::median] = median.getText();</div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> </div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> <span class="keywordflow">if</span> (<a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::get&lt;std::uint32_t&gt;</a>(trim) != 0)</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> {</div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> <span class="keyword">auto</span> <span class="keyword">const</span> trimCount = prices.<a class="code hl_function" href="classJson_1_1Value.html#a23c7027ca674f989f90564d63ef36c74">size</a>() * <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::get&lt;std::uint32_t&gt;</a>(trim) / 100;</div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> </div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> <span class="keyword">auto</span> <span class="keyword">const</span> [avg, sd, size] =</div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> <a class="code hl_function" href="namespacexrpl.html#a9901836c0b6900dba87036045a4a0de5">getStats</a>(itAdvance(prices.right.begin(), trimCount), itAdvance(prices.right.end(), -trimCount));</div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> result[jss::trimmed_set][jss::mean] = avg.getText();</div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> result[jss::trimmed_set][jss::size] = size;</div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> result[jss::trimmed_set][jss::standard_deviation] = <a class="code hl_function" href="namespacexrpl.html#a35ce7572092b98720a52fa343c6f2fa9">to_string</a>(sd);</div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> }</div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> </div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> <span class="keywordflow">return</span> result;</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span>}</div>
</div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> </div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span>} <span class="comment">// namespace xrpl</span></div>
<div class="ttc" id="aaccumulate_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/algorithm/accumulate.html">std::accumulate</a></div><div class="ttdeci">T accumulate(T... args)</div></div>
<div class="ttc" id="aadvance_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/iterator/advance.html">std::advance</a></div><div class="ttdeci">T advance(T... args)</div></div>
<div class="ttc" id="aclassJson_1_1StaticString_html"><div class="ttname"><a href="classJson_1_1StaticString.html">Json::StaticString</a></div><div class="ttdoc">Lightweight wrapper to tag static string.</div><div class="ttdef"><b>Definition</b> <a href="json__value_8h_source.html#l00044">json_value.h:45</a></div></div>
<div class="ttc" id="aclassJson_1_1Value_html"><div class="ttname"><a href="classJson_1_1Value.html">Json::Value</a></div><div class="ttdoc">Represents a JSON value.</div><div class="ttdef"><b>Definition</b> <a href="json__value_8h_source.html#l00130">json_value.h:131</a></div></div>
<div class="ttc" id="aclassJson_1_1Value_html_a015459a3950c198d63a2d3be8f5ae296"><div class="ttname"><a href="classJson_1_1Value.html#a015459a3950c198d63a2d3be8f5ae296">Json::Value::begin</a></div><div class="ttdeci">const_iterator begin() const</div><div class="ttdef"><b>Definition</b> <a href="json__value_8cpp_source.html#l01098">json_value.cpp:1098</a></div></div>
<div class="ttc" id="aclassJson_1_1Value_html_a23c7027ca674f989f90564d63ef36c74"><div class="ttname"><a href="classJson_1_1Value.html#a23c7027ca674f989f90564d63ef36c74">Json::Value::size</a></div><div class="ttdeci">UInt size() const</div><div class="ttdoc">Number of values in array or object.</div><div class="ttdef"><b>Definition</b> <a href="json__value_8cpp_source.html#l00746">json_value.cpp:746</a></div></div>
<div class="ttc" id="aclassJson_1_1Value_html_a74b305583ec3aacf4f9dd06e799dc265"><div class="ttname"><a href="classJson_1_1Value.html#a74b305583ec3aacf4f9dd06e799dc265">Json::Value::asUInt</a></div><div class="ttdeci">UInt asUInt() const</div><div class="ttdef"><b>Definition</b> <a href="json__value_8cpp_source.html#l00590">json_value.cpp:590</a></div></div>
<div class="ttc" id="aclassJson_1_1Value_html_abfa90c81f6aee7877bd5fb4c8445994f"><div class="ttname"><a href="classJson_1_1Value.html#abfa90c81f6aee7877bd5fb4c8445994f">Json::Value::isMember</a></div><div class="ttdeci">bool isMember(char const *key) const</div><div class="ttdoc">Return true if the object has a member named key.</div><div class="ttdef"><b>Definition</b> <a href="json__value_8cpp_source.html#l00978">json_value.cpp:978</a></div></div>
<div class="ttc" id="aclassxrpl_1_1LedgerMaster_html_a2b20634b66ceb4ffdf423bfbc045a443"><div class="ttname"><a href="classxrpl_1_1LedgerMaster.html#a2b20634b66ceb4ffdf423bfbc045a443">xrpl::LedgerMaster::getLedgerBySeq</a></div><div class="ttdeci">std::shared_ptr&lt; Ledger const &gt; getLedgerBySeq(std::uint32_t index)</div><div class="ttdef"><b>Definition</b> <a href="LedgerMaster_8cpp_source.html#l01588">LedgerMaster.cpp:1588</a></div></div>
<div class="ttc" id="aclassxrpl_1_1Number_html"><div class="ttname"><a href="classxrpl_1_1Number.html">xrpl::Number</a></div><div class="ttdoc">Number is a floating point type that can represent a wide range of values.</div><div class="ttdef"><b>Definition</b> <a href="Number_8h_source.html#l00207">Number.h:208</a></div></div>
<div class="ttc" id="aclassxrpl_1_1SField_html"><div class="ttname"><a href="classxrpl_1_1SField.html">xrpl::SField</a></div><div class="ttdoc">Identifies fields.</div><div class="ttdef"><b>Definition</b> <a href="SField_8h_source.html#l00126">SField.h:127</a></div></div>
<div class="ttc" id="aclassxrpl_1_1STAmount_html"><div class="ttname"><a href="classxrpl_1_1STAmount.html">xrpl::STAmount</a></div><div class="ttdef"><b>Definition</b> <a href="STAmount_8h_source.html#l00030">STAmount.h:31</a></div></div>
<div class="ttc" id="aclassxrpl_1_1STObject_html"><div class="ttname"><a href="classxrpl_1_1STObject.html">xrpl::STObject</a></div><div class="ttdef"><b>Definition</b> <a href="STObject_8h_source.html#l00037">STObject.h:38</a></div></div>
<div class="ttc" id="aclassxrpl_1_1STObject_html_a3c76695b5b5c872bf2445fc7b96295ed"><div class="ttname"><a href="classxrpl_1_1STObject.html#a3c76695b5b5c872bf2445fc7b96295ed">xrpl::STObject::getFieldU32</a></div><div class="ttdeci">std::uint32_t getFieldU32(SField const &amp;field) const</div><div class="ttdef"><b>Definition</b> <a href="STObject_8cpp_source.html#l00576">STObject.cpp:576</a></div></div>
<div class="ttc" id="aclassxrpl_1_1STObject_html_a5e9d8cab06e54214df8ebcc25e43ce4c"><div class="ttname"><a href="classxrpl_1_1STObject.html#a5e9d8cab06e54214df8ebcc25e43ce4c">xrpl::STObject::getFieldArray</a></div><div class="ttdeci">STArray const &amp; getFieldArray(SField const &amp;field) const</div><div class="ttdef"><b>Definition</b> <a href="STObject_8cpp_source.html#l00663">STObject.cpp:663</a></div></div>
<div class="ttc" id="aclassxrpl_1_1STObject_html_a7d6985a9d10080aa21fbb8c570b6be6e"><div class="ttname"><a href="classxrpl_1_1STObject.html#a7d6985a9d10080aa21fbb8c570b6be6e">xrpl::STObject::isFieldPresent</a></div><div class="ttdeci">bool isFieldPresent(SField const &amp;field) const</div><div class="ttdef"><b>Definition</b> <a href="STObject_8cpp_source.html#l00439">STObject.cpp:439</a></div></div>
<div class="ttc" id="aclassxrpl_1_1STObject_html_a880af6b3ddc8db89084f73e949e51aa9"><div class="ttname"><a href="classxrpl_1_1STObject.html#a880af6b3ddc8db89084f73e949e51aa9">xrpl::STObject::getFieldH256</a></div><div class="ttdeci">uint256 getFieldH256(SField const &amp;field) const</div><div class="ttdef"><b>Definition</b> <a href="STObject_8cpp_source.html#l00606">STObject.cpp:606</a></div></div>
<div class="ttc" id="aclassxrpl_1_1base__uint_html"><div class="ttname"><a href="classxrpl_1_1base__uint.html">xrpl::base_uint&lt; 256 &gt;</a></div></div>
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<div class="ttc" id="anamespacebeast_html_aeb241ed2f4422ea57283956ca58c5d42"><div class="ttname"><a href="namespacebeast.html#aeb241ed2f4422ea57283956ca58c5d42">beast::lexicalCastChecked</a></div><div class="ttdeci">bool lexicalCastChecked(Out &amp;out, In in)</div><div class="ttdoc">Intelligently convert from one type to another.</div><div class="ttdef"><b>Definition</b> <a href="LexicalCast_8h_source.html#l00174">LexicalCast.h:174</a></div></div>
<div class="ttc" id="anamespacexrpl_1_1RPC_html_a674f16f7613c9b58f17e00c4c7123ac1"><div class="ttname"><a href="namespacexrpl_1_1RPC.html#a674f16f7613c9b58f17e00c4c7123ac1">xrpl::RPC::missing_field_error</a></div><div class="ttdeci">Json::Value missing_field_error(std::string const &amp;name)</div><div class="ttdef"><b>Definition</b> <a href="ErrorCodes_8h_source.html#l00227">ErrorCodes.h:227</a></div></div>
<div class="ttc" id="anamespacexrpl_1_1RPC_html_ab38ba029a2ca4a73976be8418028b4b5"><div class="ttname"><a href="namespacexrpl_1_1RPC.html#ab38ba029a2ca4a73976be8418028b4b5">xrpl::RPC::inject_error</a></div><div class="ttdeci">void inject_error(error_code_i code, Json::Value &amp;json)</div><div class="ttdoc">Add or update the json update to reflect the error code.</div><div class="ttdef"><b>Definition</b> <a href="ErrorCodes_8cpp_source.html#l00164">ErrorCodes.cpp:164</a></div></div>
<div class="ttc" id="anamespacexrpl_1_1RPC_html_ad2e38924289124233ca731bb06f68345"><div class="ttname"><a href="namespacexrpl_1_1RPC.html#ad2e38924289124233ca731bb06f68345">xrpl::RPC::lookupLedger</a></div><div class="ttdeci">Status lookupLedger(std::shared_ptr&lt; ReadView const &gt; &amp;ledger, JsonContext const &amp;context, Json::Value &amp;result)</div><div class="ttdoc">Looks up a ledger from a request and fills a Json::Value with ledger data.</div><div class="ttdef"><b>Definition</b> <a href="RPCLedgerHelpers_8cpp_source.html#l00314">RPCLedgerHelpers.cpp:314</a></div></div>
<div class="ttc" id="anamespacexrpl_1_1keylet_html_a176552fb5de27f0f14c4ef921877d47b"><div class="ttname"><a href="namespacexrpl_1_1keylet.html#a176552fb5de27f0f14c4ef921877d47b">xrpl::keylet::oracle</a></div><div class="ttdeci">Keylet oracle(AccountID const &amp;account, std::uint32_t const &amp;documentID) noexcept</div><div class="ttdef"><b>Definition</b> <a href="Indexes_8cpp_source.html#l00456">Indexes.cpp:456</a></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_a09e2c009495835877a485de7e8bdc7fb"><div class="ttname"><a href="namespacexrpl.html#a09e2c009495835877a485de7e8bdc7fb">xrpl::divide</a></div><div class="ttdeci">STAmount divide(STAmount const &amp;amount, Rate const &amp;rate)</div><div class="ttdef"><b>Definition</b> <a href="Rate2_8cpp_source.html#l00069">Rate2.cpp:69</a></div></div>
<div class="ttc" id="anamespacexrpl_html_a1dee66e2197ae9817369330b7da132b0"><div class="ttname"><a href="namespacexrpl.html#a1dee66e2197ae9817369330b7da132b0">xrpl::currencyFromJson</a></div><div class="ttdeci">STCurrency currencyFromJson(SField const &amp;name, Json::Value const &amp;v)</div><div class="ttdef"><b>Definition</b> <a href="STCurrency_8cpp_source.html#l00086">STCurrency.cpp:86</a></div></div>
<div class="ttc" id="anamespacexrpl_html_a35ce7572092b98720a52fa343c6f2fa9"><div class="ttname"><a href="namespacexrpl.html#a35ce7572092b98720a52fa343c6f2fa9">xrpl::to_string</a></div><div class="ttdeci">std::string to_string(base_uint&lt; Bits, Tag &gt; const &amp;a)</div><div class="ttdef"><b>Definition</b> <a href="base__uint_8h_source.html#l00598">base_uint.h:598</a></div></div>
<div class="ttc" id="anamespacexrpl_html_a866f222e0946c35f0e5997c8c49bf81d"><div class="ttname"><a href="namespacexrpl.html#a866f222e0946c35f0e5997c8c49bf81d">xrpl::iteratePriceData</a></div><div class="ttdeci">static void iteratePriceData(RPC::JsonContext &amp;context, std::shared_ptr&lt; SLE const &gt; const &amp;sle, std::function&lt; bool(STObject const &amp;)&gt; &amp;&amp;f)</div><div class="ttdoc">Calls callback &quot;f&quot; on the ledger-object sle and up to three previous metadata objects.</div><div class="ttdef"><b>Definition</b> <a href="GetAggregatePrice_8cpp_source.html#l00024">GetAggregatePrice.cpp:24</a></div></div>
<div class="ttc" id="anamespacexrpl_html_a97bdf77c9afdc154030cad05005eae5b"><div class="ttname"><a href="namespacexrpl.html#a97bdf77c9afdc154030cad05005eae5b">xrpl::maxTrim</a></div><div class="ttdeci">std::size_t constexpr maxTrim</div><div class="ttdoc">The maximum percentage of outliers to trim.</div><div class="ttdef"><b>Definition</b> <a href="Protocol_8h_source.html#l00291">Protocol.h:291</a></div></div>
<div class="ttc" id="anamespacexrpl_html_a9901836c0b6900dba87036045a4a0de5"><div class="ttname"><a href="namespacexrpl.html#a9901836c0b6900dba87036045a4a0de5">xrpl::getStats</a></div><div class="ttdeci">static std::tuple&lt; STAmount, Number, std::uint16_t &gt; getStats(Prices::right_const_iterator const &amp;begin, Prices::right_const_iterator const &amp;end)</div><div class="ttdef"><b>Definition</b> <a href="GetAggregatePrice_8cpp_source.html#l00098">GetAggregatePrice.cpp:98</a></div></div>
<div class="ttc" id="anamespacexrpl_html_aac674be35d853e8557412da6d492f16b"><div class="ttname"><a href="namespacexrpl.html#aac674be35d853e8557412da6d492f16b">xrpl::Prices</a></div><div class="ttdeci">bimap&lt; multiset_of&lt; std::uint32_t, std::greater&lt; std::uint32_t &gt; &gt;, multiset_of&lt; STAmount &gt; &gt; Prices</div><div class="ttdef"><b>Definition</b> <a href="GetAggregatePrice_8cpp_source.html#l00018">GetAggregatePrice.cpp:18</a></div></div>
<div class="ttc" id="anamespacexrpl_html_ab2ad9b909d53f33118277741bf92c7fd"><div class="ttname"><a href="namespacexrpl.html#ab2ad9b909d53f33118277741bf92c7fd">xrpl::doGetAggregatePrice</a></div><div class="ttdeci">Json::Value doGetAggregatePrice(RPC::JsonContext &amp;context)</div><div class="ttdoc">oracles: array of {account, oracle_document_id} base_asset: is the asset to be priced quote_asset: is...</div><div class="ttdef"><b>Definition</b> <a href="GetAggregatePrice_8cpp_source.html#l00124">GetAggregatePrice.cpp:124</a></div></div>
<div class="ttc" id="anamespacexrpl_html_ab334d11f65b71b91e2c6c907090398cb"><div class="ttname"><a href="namespacexrpl.html#ab334d11f65b71b91e2c6c907090398cb">xrpl::root2</a></div><div class="ttdeci">Number root2(Number f)</div><div class="ttdef"><b>Definition</b> <a href="Number_8cpp_source.html#l01010">Number.cpp:1010</a></div></div>
<div class="ttc" id="anamespacexrpl_html_ad49fd837aedc8ad95f79ea41c9928d31"><div class="ttname"><a href="namespacexrpl.html#ad49fd837aedc8ad95f79ea41c9928d31">xrpl::noIssue</a></div><div class="ttdeci">Issue const &amp; noIssue()</div><div class="ttdoc">Returns an asset specifier that represents no account and currency.</div><div class="ttdef"><b>Definition</b> <a href="Issue_8h_source.html#l00106">Issue.h:106</a></div></div>
<div class="ttc" id="anamespacexrpl_html_af6fadbc1b2101eff5fa78e7e2a50b76fa0d87ce3d04d619a5bb42c35640746f98"><div class="ttname"><a href="namespacexrpl.html#af6fadbc1b2101eff5fa78e7e2a50b76fa0d87ce3d04d619a5bb42c35640746f98">xrpl::rpcOBJECT_NOT_FOUND</a></div><div class="ttdeci">@ rpcOBJECT_NOT_FOUND</div><div class="ttdef"><b>Definition</b> <a href="ErrorCodes_8h_source.html#l00124">ErrorCodes.h:124</a></div></div>
<div class="ttc" id="anamespacexrpl_html_af6fadbc1b2101eff5fa78e7e2a50b76fa3b383fd64ff2828a844032969eb90b7e"><div class="ttname"><a href="namespacexrpl.html#af6fadbc1b2101eff5fa78e7e2a50b76fa3b383fd64ff2828a844032969eb90b7e">xrpl::rpcORACLE_MALFORMED</a></div><div class="ttdeci">@ rpcORACLE_MALFORMED</div><div class="ttdef"><b>Definition</b> <a href="ErrorCodes_8h_source.html#l00130">ErrorCodes.h:130</a></div></div>
<div class="ttc" id="anamespacexrpl_html_af6fadbc1b2101eff5fa78e7e2a50b76fa84460dd802aaad1833b922da3c0a6d0f"><div class="ttname"><a href="namespacexrpl.html#af6fadbc1b2101eff5fa78e7e2a50b76fa84460dd802aaad1833b922da3c0a6d0f">xrpl::rpcINTERNAL</a></div><div class="ttdeci">@ rpcINTERNAL</div><div class="ttdef"><b>Definition</b> <a href="ErrorCodes_8h_source.html#l00111">ErrorCodes.h:111</a></div></div>
<div class="ttc" id="anamespacexrpl_html_af6fadbc1b2101eff5fa78e7e2a50b76faefd5dbecf662df8c7b2be66d6d0d68ec"><div class="ttname"><a href="namespacexrpl.html#af6fadbc1b2101eff5fa78e7e2a50b76faefd5dbecf662df8c7b2be66d6d0d68ec">xrpl::rpcINVALID_PARAMS</a></div><div class="ttdeci">@ rpcINVALID_PARAMS</div><div class="ttdef"><b>Definition</b> <a href="ErrorCodes_8h_source.html#l00065">ErrorCodes.h:65</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</a></div></div>
<div class="ttc" id="astructxrpl_1_1RPC_1_1Context_html_ac2b68abc7374eacb59cd93164ccdbc77"><div class="ttname"><a href="structxrpl_1_1RPC_1_1Context.html#ac2b68abc7374eacb59cd93164ccdbc77">xrpl::RPC::Context::ledgerMaster</a></div><div class="ttdeci">LedgerMaster &amp; ledgerMaster</div><div class="ttdef"><b>Definition</b> <a href="Context_8h_source.html#l00025">Context.h:25</a></div></div>
<div class="ttc" id="astructxrpl_1_1RPC_1_1JsonContext_html"><div class="ttname"><a href="structxrpl_1_1RPC_1_1JsonContext.html">xrpl::RPC::JsonContext</a></div><div class="ttdef"><b>Definition</b> <a href="Context_8h_source.html#l00033">Context.h:34</a></div></div>
<div class="ttc" id="astructxrpl_1_1RPC_1_1JsonContext_html_a30603f408d454be67d5250a62bf39287"><div class="ttname"><a href="structxrpl_1_1RPC_1_1JsonContext.html#a30603f408d454be67d5250a62bf39287">xrpl::RPC::JsonContext::params</a></div><div class="ttdeci">Json::Value params</div><div class="ttdef"><b>Definition</b> <a href="Context_8h_source.html#l00044">Context.h:44</a></div></div>
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