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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/ledger/OpenView.h&gt;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; </div>
<div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="classripple_1_1RippleLineCache.html#a7cb4bd513a914bbeda5978a3981e2cd7"> 25</a></span>&#160;<a class="code" href="classripple_1_1RippleLineCache.html#a7cb4bd513a914bbeda5978a3981e2cd7">RippleLineCache::RippleLineCache</a>(</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</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="l00027"></a><span class="lineno"> 27</span>&#160;{</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; <span class="comment">// We want the caching that OpenView provides</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <span class="comment">// And we need to own a shared_ptr to the input view</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; <span class="comment">// VFALCO TODO This should be a CachedLedger</span></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> = std::make_shared&lt;OpenView&gt;(&amp;*ledger, 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; </div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector&lt;RippleState::pointer&gt;</a> <span class="keyword">const</span>&amp;</div>
<div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="classripple_1_1RippleLineCache.html#a14f081e641e7202c2851231565ab7433"> 35</a></span>&#160;<a class="code" href="classripple_1_1RippleLineCache.html#a14f081e641e7202c2851231565ab7433">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="l00036"></a><span class="lineno"> 36</span>&#160;{</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</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="l00038"></a><span class="lineno"> 38</span>&#160; </div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</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="l00040"></a><span class="lineno"> 40</span>&#160; </div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <span class="keyword">auto</span> [it, inserted] = <a class="code" href="classripple_1_1RippleLineCache.html#acf2fd57ee7b6440dfd034dbf30de15bf">lines_</a>.emplace (key,</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector&lt;RippleState::pointer&gt;</a>());</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; <span class="keywordflow">if</span> (inserted)</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; it-&gt;second = <a class="code" href="namespaceripple.html#adef2f9c8c72b5a2cc8bd84328d37ff52">getRippleStateItems</a> (</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; accountID, *<a class="code" href="classripple_1_1RippleLineCache.html#a5e20923139822c58ee1b03d592a7c0e7">mLedger</a>);</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; </div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <span class="keywordflow">return</span> it-&gt;second;</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;}</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="comment">// ripple</span></div>
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<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#l00054">RippleLineCache.h:54</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#l00051">RippleLineCache.h:51</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>
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<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#l00056">RippleLineCache.h:56</a></div></div>
<div class="ttc" id="anamespaceripple_html_adef2f9c8c72b5a2cc8bd84328d37ff52"><div class="ttname"><a href="namespaceripple.html#adef2f9c8c72b5a2cc8bd84328d37ff52">ripple::getRippleStateItems</a></div><div class="ttdeci">std::vector&lt; RippleState::pointer &gt; getRippleStateItems(AccountID const &amp;accountID, ReadView const &amp;view)</div><div class="ttdef"><b>Definition:</b> <a href="RippleState_8cpp_source.html#l00070">RippleState.cpp:70</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_1RippleLineCache_html_a7cb4bd513a914bbeda5978a3981e2cd7"><div class="ttname"><a href="classripple_1_1RippleLineCache.html#a7cb4bd513a914bbeda5978a3981e2cd7">ripple::RippleLineCache::RippleLineCache</a></div><div class="ttdeci">RippleLineCache(std::shared_ptr&lt; ReadView const &gt; const &amp;l)</div><div class="ttdef"><b>Definition:</b> <a href="RippleLineCache_8cpp_source.html#l00025">RippleLineCache.cpp:25</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_a14f081e641e7202c2851231565ab7433"><div class="ttname"><a href="classripple_1_1RippleLineCache.html#a14f081e641e7202c2851231565ab7433">ripple::RippleLineCache::getRippleLines</a></div><div class="ttdeci">std::vector&lt; RippleState::pointer &gt; const &amp; getRippleLines(AccountID const &amp;accountID)</div><div class="ttdef"><b>Definition:</b> <a href="RippleLineCache_8cpp_source.html#l00035">RippleLineCache.cpp:35</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#l00053">RippleLineCache.h:53</a></div></div>
<div class="ttc" id="aclassripple_1_1RippleLineCache_html_acf2fd57ee7b6440dfd034dbf30de15bf"><div class="ttname"><a href="classripple_1_1RippleLineCache.html#acf2fd57ee7b6440dfd034dbf30de15bf">ripple::RippleLineCache::lines_</a></div><div class="ttdeci">hash_map&lt; AccountKey, std::vector&lt; RippleState::pointer &gt;, AccountKey::Hash &gt; lines_</div><div class="ttdef"><b>Definition:</b> <a href="RippleLineCache_8h_source.html#l00097">RippleLineCache.h:97</a></div></div>
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