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rippled/classripple_1_1AbstractFetchPackContainer.html
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<li class="navelem"><a class="el" href="namespaceripple.html">ripple</a></li><li class="navelem"><a class="el" href="classripple_1_1AbstractFetchPackContainer.html">AbstractFetchPackContainer</a></li> </ul>
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<a href="#pub-methods">Public Member Functions</a> &#124;
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<div class="headertitle"><div class="title">ripple::AbstractFetchPackContainer Class Reference<span class="mlabels"><span class="mlabel">abstract</span></span></div></div>
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<p>An interface facilitating retrieval of fetch packs without an application or ledgermaster object.
<a href="classripple_1_1AbstractFetchPackContainer.html#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="AbstractFetchPackContainer_8h_source.html">AbstractFetchPackContainer.h</a>&gt;</code></p>
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Inheritance diagram for ripple::AbstractFetchPackContainer:</div>
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<area shape="rect" title="An interface facilitating retrieval of fetch packs without an application or ledgermaster object." alt="" coords="5,5,192,45"/>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-methods" name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a2bef43de3153bf61d0308cb077285313" id="r_a2bef43de3153bf61d0308cb077285313"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classripple_1_1AbstractFetchPackContainer.html#a2bef43de3153bf61d0308cb077285313">~AbstractFetchPackContainer</a> ()=default</td></tr>
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<tr class="memitem:a38ff557891e927e4bf046acdb8af37bd" id="r_a38ff557891e927e4bf046acdb8af37bd"><td class="memItemLeft" align="right" valign="top">virtual <a class="elRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional</a>&lt; <a class="el" href="namespaceripple.html#ab1f2184bb5938b5508798cd47a561a21">Blob</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classripple_1_1AbstractFetchPackContainer.html#a38ff557891e927e4bf046acdb8af37bd">getFetchPack</a> (<a class="el" href="namespaceripple.html#a356c68147333a9a48a344718038576d9">uint256</a> const &amp;nodeHash)=0</td></tr>
<tr class="memdesc:a38ff557891e927e4bf046acdb8af37bd"><td class="mdescLeft">&#160;</td><td class="mdescRight">Retrieves partial ledger data of the coresponding hash from peers. <br /></td></tr>
<tr class="separator:a38ff557891e927e4bf046acdb8af37bd"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>An interface facilitating retrieval of fetch packs without an application or ledgermaster object. </p>
<p class="definition">Definition at line <a class="el" href="AbstractFetchPackContainer_8h_source.html#l00014">14</a> of file <a class="el" href="AbstractFetchPackContainer_8h_source.html">AbstractFetchPackContainer.h</a>.</p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a2bef43de3153bf61d0308cb077285313">&#9670;&#160;</a></span>~AbstractFetchPackContainer()</h2>
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<td class="memname">virtual ripple::AbstractFetchPackContainer::~AbstractFetchPackContainer </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
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<span class="mlabels"><span class="mlabel">virtual</span><span class="mlabel">default</span></span> </td>
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a38ff557891e927e4bf046acdb8af37bd">&#9670;&#160;</a></span>getFetchPack()</h2>
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<td class="memname">virtual <a class="elRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional</a>&lt; <a class="el" href="namespaceripple.html#ab1f2184bb5938b5508798cd47a561a21">Blob</a> &gt; ripple::AbstractFetchPackContainer::getFetchPack </td>
<td>(</td>
<td class="paramtype"><a class="el" href="namespaceripple.html#a356c68147333a9a48a344718038576d9">uint256</a> const &amp;&#160;</td>
<td class="paramname"><em>nodeHash</em></td><td>)</td>
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<span class="mlabels"><span class="mlabel">pure virtual</span></span> </td>
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<p>Retrieves partial ledger data of the coresponding hash from peers. </p>
<p>`</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">nodeHash</td><td>The 256-bit hash of the data to fetch. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd><code><a class="elRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::nullopt</a></code> if the hash isn't cached, otherwise, the hash associated data. </dd></dl>
<p>Implemented in <a class="el" href="classripple_1_1LedgerMaster.html#aa65154f38461c13e79695d7d6c7fa4c9">ripple::LedgerMaster</a>.</p>
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