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<li class="navelem"><a class="el" href="dir_df9c78dcf3f59a33b12284f95992a64b.html">ripple</a></li><li class="navelem"><a class="el" href="dir_9f69212e4c6e2ca9ec5ab59cd7b6275c.html">app</a></li><li class="navelem"><a class="el" href="dir_1e0db5c7188e9c3cb47dd9ba683c8f27.html">paths</a></li> </ul>
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<div class="title">RippleLineCache.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/paths/RippleLineCache.h&gt;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#include &lt;ripple/app/paths/TrustLine.h&gt;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &lt;ripple/ledger/OpenView.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; </div>
<div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="classripple_1_1RippleLineCache.html#aad6e273cadc469d05044fb7a9c33609e"> 26</a></span>&#160;<a class="code" href="classripple_1_1RippleLineCache.html#aad6e273cadc469d05044fb7a9c33609e">RippleLineCache::RippleLineCache</a>(</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;ReadView const&gt;</a> <span class="keyword">const</span>&amp; ledger,</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; <a class="code" href="classbeast_1_1Journal.html">beast::Journal</a> j)</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; : journal_(j)</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;{</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; <a class="code" href="classripple_1_1RippleLineCache.html#a5e20923139822c58ee1b03d592a7c0e7">mLedger</a> = ledger;</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; </div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; JLOG(<a class="code" href="classripple_1_1RippleLineCache.html#a14c710b6de867041ee531fc2d410554d">journal_</a>.<a class="code" href="classbeast_1_1Journal.html#a556228cb60bcf405c225d3f64b7b01ae">debug</a>()) &lt;&lt; <span class="stringliteral">&quot;RippleLineCache created for ledger &quot;</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; &lt;&lt; <a class="code" href="classripple_1_1RippleLineCache.html#a5e20923139822c58ee1b03d592a7c0e7">mLedger</a>-&gt;info().seq;</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; </div>
<div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="classripple_1_1RippleLineCache.html#a7729c4eee8aa67b50cba5a4789112744"> 37</a></span>&#160;<a class="code" href="classripple_1_1RippleLineCache.html#a7729c4eee8aa67b50cba5a4789112744">RippleLineCache::~RippleLineCache</a>()</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;{</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; JLOG(<a class="code" href="classripple_1_1RippleLineCache.html#a14c710b6de867041ee531fc2d410554d">journal_</a>.<a class="code" href="classbeast_1_1Journal.html#a556228cb60bcf405c225d3f64b7b01ae">debug</a>()) &lt;&lt; <span class="stringliteral">&quot;~RippleLineCache destroyed for ledger &quot;</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; &lt;&lt; <a class="code" href="classripple_1_1RippleLineCache.html#a5e20923139822c58ee1b03d592a7c0e7">mLedger</a>-&gt;info().seq &lt;&lt; <span class="stringliteral">&quot; with &quot;</span> &lt;&lt; <a class="code" href="classripple_1_1RippleLineCache.html#ab6bfaccdb63dc4dad6601c37dadfdd44">lines_</a>.size()</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; &lt;&lt; <span class="stringliteral">&quot; accounts&quot;</span>;</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;}</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; </div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector&lt;PathFindTrustLine&gt;</a> <span class="keyword">const</span>&amp;</div>
<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classripple_1_1RippleLineCache.html#a764041bbe68de81da0c0a05ebf2047bd"> 45</a></span>&#160;<a class="code" href="classripple_1_1RippleLineCache.html#a764041bbe68de81da0c0a05ebf2047bd">RippleLineCache::getRippleLines</a>(<a class="code" href="classripple_1_1base__uint.html">AccountID</a> <span class="keyword">const</span>&amp; accountID)</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; <a class="code" href="structripple_1_1RippleLineCache_1_1AccountKey.html">AccountKey</a> key(accountID, <a class="code" href="classripple_1_1RippleLineCache.html#a792a083533b510d376b6677e422680d8">hasher_</a>(accountID));</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; </div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> sl(<a class="code" href="classripple_1_1RippleLineCache.html#aab534a5bd8604a1010f3bf7f44f1341d">mLock</a>);</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; </div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="keyword">auto</span> [it, inserted] = <a class="code" href="classripple_1_1RippleLineCache.html#ab6bfaccdb63dc4dad6601c37dadfdd44">lines_</a>.emplace(key, <a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector&lt;PathFindTrustLine&gt;</a>());</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; </div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <span class="keywordflow">if</span> (inserted)</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; it-&gt;second = <a class="code" href="classripple_1_1PathFindTrustLine.html#ac38975c76eb33c631fb9575e7509cb19">PathFindTrustLine::getItems</a>(accountID, *<a class="code" href="classripple_1_1RippleLineCache.html#a5e20923139822c58ee1b03d592a7c0e7">mLedger</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; JLOG(<a class="code" href="classripple_1_1RippleLineCache.html#a14c710b6de867041ee531fc2d410554d">journal_</a>.<a class="code" href="classbeast_1_1Journal.html#a556228cb60bcf405c225d3f64b7b01ae">debug</a>()) &lt;&lt; <span class="stringliteral">&quot;RippleLineCache getRippleLines for ledger &quot;</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; &lt;&lt; <a class="code" href="classripple_1_1RippleLineCache.html#a5e20923139822c58ee1b03d592a7c0e7">mLedger</a>-&gt;info().seq &lt;&lt; <span class="stringliteral">&quot; found &quot;</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; &lt;&lt; it-&gt;second.size() &lt;&lt; <span class="stringliteral">&quot; lines for &quot;</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; &lt;&lt; (inserted ? <span class="stringliteral">&quot;new &quot;</span> : <span class="stringliteral">&quot;existing &quot;</span>) &lt;&lt; accountID</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; &lt;&lt; <span class="stringliteral">&quot; out of a total of &quot;</span> &lt;&lt; <a class="code" href="classripple_1_1RippleLineCache.html#ab6bfaccdb63dc4dad6601c37dadfdd44">lines_</a>.size()</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; &lt;&lt; <span class="stringliteral">&quot; accounts&quot;</span>;</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; <span class="keywordflow">return</span> it-&gt;second;</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="comment">// namespace ripple</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="aclassripple_1_1RippleLineCache_html_a5e20923139822c58ee1b03d592a7c0e7"><div class="ttname"><a href="classripple_1_1RippleLineCache.html#a5e20923139822c58ee1b03d592a7c0e7">ripple::RippleLineCache::mLedger</a></div><div class="ttdeci">std::shared_ptr&lt; ReadView const &gt; mLedger</div><div class="ttdef"><b>Definition:</b> <a href="RippleLineCache_8h_source.html#l00057">RippleLineCache.h:57</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 class="ttdoc">STL class.</div></div>
<div class="ttc" id="aclassripple_1_1RippleLineCache_html_aab534a5bd8604a1010f3bf7f44f1341d"><div class="ttname"><a href="classripple_1_1RippleLineCache.html#aab534a5bd8604a1010f3bf7f44f1341d">ripple::RippleLineCache::mLock</a></div><div class="ttdeci">std::mutex mLock</div><div class="ttdef"><b>Definition:</b> <a href="RippleLineCache_8h_source.html#l00054">RippleLineCache.h:54</a></div></div>
<div class="ttc" id="avector_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector</a></div><div class="ttdoc">STL class.</div></div>
<div class="ttc" id="alock_guard_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a></div><div class="ttdoc">STL class.</div></div>
<div class="ttc" id="astructripple_1_1RippleLineCache_1_1AccountKey_html"><div class="ttname"><a href="structripple_1_1RippleLineCache_1_1AccountKey.html">ripple::RippleLineCache::AccountKey</a></div><div class="ttdef"><b>Definition:</b> <a href="RippleLineCache_8h_source.html#l00061">RippleLineCache.h:61</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&lt; 160, detail::AccountIDTag &gt;</a></div></div>
<div class="ttc" id="aclassripple_1_1PathFindTrustLine_html_ac38975c76eb33c631fb9575e7509cb19"><div class="ttname"><a href="classripple_1_1PathFindTrustLine.html#ac38975c76eb33c631fb9575e7509cb19">ripple::PathFindTrustLine::getItems</a></div><div class="ttdeci">static std::vector&lt; PathFindTrustLine &gt; getItems(AccountID const &amp;accountID, ReadView const &amp;view)</div><div class="ttdef"><b>Definition:</b> <a href="TrustLine_8cpp_source.html#l00081">TrustLine.cpp:81</a></div></div>
<div class="ttc" id="aclassbeast_1_1Journal_html"><div class="ttname"><a href="classbeast_1_1Journal.html">beast::Journal</a></div><div class="ttdoc">A generic endpoint for log messages.</div><div class="ttdef"><b>Definition:</b> <a href="Journal_8h_source.html#l00058">Journal.h:58</a></div></div>
<div class="ttc" id="aclassripple_1_1RippleLineCache_html_a764041bbe68de81da0c0a05ebf2047bd"><div class="ttname"><a href="classripple_1_1RippleLineCache.html#a764041bbe68de81da0c0a05ebf2047bd">ripple::RippleLineCache::getRippleLines</a></div><div class="ttdeci">std::vector&lt; PathFindTrustLine &gt; const &amp; getRippleLines(AccountID const &amp;accountID)</div><div class="ttdef"><b>Definition:</b> <a href="RippleLineCache_8cpp_source.html#l00045">RippleLineCache.cpp:45</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_1RippleLineCache_html_a7729c4eee8aa67b50cba5a4789112744"><div class="ttname"><a href="classripple_1_1RippleLineCache.html#a7729c4eee8aa67b50cba5a4789112744">ripple::RippleLineCache::~RippleLineCache</a></div><div class="ttdeci">~RippleLineCache()</div><div class="ttdef"><b>Definition:</b> <a href="RippleLineCache_8cpp_source.html#l00037">RippleLineCache.cpp:37</a></div></div>
<div class="ttc" id="aclassripple_1_1RippleLineCache_html_aad6e273cadc469d05044fb7a9c33609e"><div class="ttname"><a href="classripple_1_1RippleLineCache.html#aad6e273cadc469d05044fb7a9c33609e">ripple::RippleLineCache::RippleLineCache</a></div><div class="ttdeci">RippleLineCache(std::shared_ptr&lt; ReadView const &gt; const &amp;l, beast::Journal j)</div><div class="ttdef"><b>Definition:</b> <a href="RippleLineCache_8cpp_source.html#l00026">RippleLineCache.cpp:26</a></div></div>
<div class="ttc" id="aclassripple_1_1RippleLineCache_html_a792a083533b510d376b6677e422680d8"><div class="ttname"><a href="classripple_1_1RippleLineCache.html#a792a083533b510d376b6677e422680d8">ripple::RippleLineCache::hasher_</a></div><div class="ttdeci">ripple::hardened_hash hasher_</div><div class="ttdef"><b>Definition:</b> <a href="RippleLineCache_8h_source.html#l00056">RippleLineCache.h:56</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="aclassripple_1_1RippleLineCache_html_ab6bfaccdb63dc4dad6601c37dadfdd44"><div class="ttname"><a href="classripple_1_1RippleLineCache.html#ab6bfaccdb63dc4dad6601c37dadfdd44">ripple::RippleLineCache::lines_</a></div><div class="ttdeci">hash_map&lt; AccountKey, std::vector&lt; PathFindTrustLine &gt;, AccountKey::Hash &gt; lines_</div><div class="ttdef"><b>Definition:</b> <a href="RippleLineCache_8h_source.html#l00101">RippleLineCache.h:101</a></div></div>
<div class="ttc" id="aclassripple_1_1RippleLineCache_html_a14c710b6de867041ee531fc2d410554d"><div class="ttname"><a href="classripple_1_1RippleLineCache.html#a14c710b6de867041ee531fc2d410554d">ripple::RippleLineCache::journal_</a></div><div class="ttdeci">beast::Journal journal_</div><div class="ttdef"><b>Definition:</b> <a href="RippleLineCache_8h_source.html#l00059">RippleLineCache.h:59</a></div></div>
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