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<li class="navelem"><a class="el" href="namespacedmlc.html">dmlc</a></li><li class="navelem"><a class="el" href="classdmlc_1_1Config.html">Config</a></li> </ul>
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<p>class for config parser
<a href="classdmlc_1_1Config.html#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="config_8h_source.html">config.h</a>&gt;</code></p>
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Collaboration diagram for dmlc::Config:</div>
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Classes</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1Config_1_1ConfigIterator.html">ConfigIterator</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">iterator class <a href="classdmlc_1_1Config_1_1ConfigIterator.html#details">More...</a><br /></td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-types"></a>
Public Types</h2></td></tr>
<tr class="memitem:afc2e054db64f1ece11f3bac84d775d12"><td class="memItemLeft" align="right" valign="top">typedef std::pair&lt; std::string, std::string &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1Config.html#afc2e054db64f1ece11f3bac84d775d12">ConfigEntry</a></td></tr>
<tr class="memdesc:afc2e054db64f1ece11f3bac84d775d12"><td class="mdescLeft">&#160;</td><td class="mdescRight">type when extracting from iterator <a href="#afc2e054db64f1ece11f3bac84d775d12">More...</a><br /></td></tr>
<tr class="separator:afc2e054db64f1ece11f3bac84d775d12"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:aaf5cc7d0b8147e671693827db4772a3a"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1Config.html#aaf5cc7d0b8147e671693827db4772a3a">Config</a> (bool multi_value=false)</td></tr>
<tr class="memdesc:aaf5cc7d0b8147e671693827db4772a3a"><td class="mdescLeft">&#160;</td><td class="mdescRight">create empty config <a href="#aaf5cc7d0b8147e671693827db4772a3a">More...</a><br /></td></tr>
<tr class="separator:aaf5cc7d0b8147e671693827db4772a3a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a4ca685b092b7745eca0b3a5bb4e5102f"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1Config.html#a4ca685b092b7745eca0b3a5bb4e5102f">Config</a> (std::istream &amp;is, bool multi_value=false)</td></tr>
<tr class="memdesc:a4ca685b092b7745eca0b3a5bb4e5102f"><td class="mdescLeft">&#160;</td><td class="mdescRight">create config and load content from the given stream <a href="#a4ca685b092b7745eca0b3a5bb4e5102f">More...</a><br /></td></tr>
<tr class="separator:a4ca685b092b7745eca0b3a5bb4e5102f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a207c8acc2017acc2d3d655863d6edb5f"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1Config.html#a207c8acc2017acc2d3d655863d6edb5f">Clear</a> (void)</td></tr>
<tr class="memdesc:a207c8acc2017acc2d3d655863d6edb5f"><td class="mdescLeft">&#160;</td><td class="mdescRight">clear all the values <a href="#a207c8acc2017acc2d3d655863d6edb5f">More...</a><br /></td></tr>
<tr class="separator:a207c8acc2017acc2d3d655863d6edb5f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:af2b8b9527113ebb371bfc20119d52f98"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1Config.html#af2b8b9527113ebb371bfc20119d52f98">LoadFromStream</a> (std::istream &amp;is)</td></tr>
<tr class="memdesc:af2b8b9527113ebb371bfc20119d52f98"><td class="mdescLeft">&#160;</td><td class="mdescRight">load the contents from the stream <a href="#af2b8b9527113ebb371bfc20119d52f98">More...</a><br /></td></tr>
<tr class="separator:af2b8b9527113ebb371bfc20119d52f98"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aaee438e73aea45b432badb46c328a93a"><td class="memTemplParams" colspan="2">template&lt;class T &gt; </td></tr>
<tr class="memitem:aaee438e73aea45b432badb46c328a93a"><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classdmlc_1_1Config.html#aaee438e73aea45b432badb46c328a93a">SetParam</a> (const std::string &amp;key, const T &amp;value, bool is_string=false)</td></tr>
<tr class="memdesc:aaee438e73aea45b432badb46c328a93a"><td class="mdescLeft">&#160;</td><td class="mdescRight">set a key-value pair into the config; if the key already exists in the configure file, it will either replace the old value with the given one (in non-multi value mode) or store it directly (in multi-value mode); <a href="#aaee438e73aea45b432badb46c328a93a">More...</a><br /></td></tr>
<tr class="separator:aaee438e73aea45b432badb46c328a93a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a6d02501d01e99cb87b6462041aaa07b7"><td class="memItemLeft" align="right" valign="top">const std::string &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1Config.html#a6d02501d01e99cb87b6462041aaa07b7">GetParam</a> (const std::string &amp;key) const</td></tr>
<tr class="memdesc:a6d02501d01e99cb87b6462041aaa07b7"><td class="mdescLeft">&#160;</td><td class="mdescRight">get the config under the key; if multiple values exist for the same key, return the last inserted one. <a href="#a6d02501d01e99cb87b6462041aaa07b7">More...</a><br /></td></tr>
<tr class="separator:a6d02501d01e99cb87b6462041aaa07b7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a220891b3a485a68ad185de569e20a517"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1Config.html#a220891b3a485a68ad185de569e20a517">IsGenuineString</a> (const std::string &amp;key) const</td></tr>
<tr class="memdesc:a220891b3a485a68ad185de569e20a517"><td class="mdescLeft">&#160;</td><td class="mdescRight">check whether the configure value given by the key should be wrapped by quotes <a href="#a220891b3a485a68ad185de569e20a517">More...</a><br /></td></tr>
<tr class="separator:a220891b3a485a68ad185de569e20a517"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:afa8bf1b57515a781eb36106482a8a471"><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1Config.html#afa8bf1b57515a781eb36106482a8a471">ToProtoString</a> (void) const</td></tr>
<tr class="memdesc:afa8bf1b57515a781eb36106482a8a471"><td class="mdescLeft">&#160;</td><td class="mdescRight">transform all the configuration into string recognizable to protobuf <a href="#afa8bf1b57515a781eb36106482a8a471">More...</a><br /></td></tr>
<tr class="separator:afa8bf1b57515a781eb36106482a8a471"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac2067ad6855bbe6992a5f83d1d3ad2f8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classdmlc_1_1Config_1_1ConfigIterator.html">ConfigIterator</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1Config.html#ac2067ad6855bbe6992a5f83d1d3ad2f8">begin</a> () const</td></tr>
<tr class="memdesc:ac2067ad6855bbe6992a5f83d1d3ad2f8"><td class="mdescLeft">&#160;</td><td class="mdescRight">get begin iterator <a href="#ac2067ad6855bbe6992a5f83d1d3ad2f8">More...</a><br /></td></tr>
<tr class="separator:ac2067ad6855bbe6992a5f83d1d3ad2f8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3c83ca1539a914e39564c9675b6c9ae8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classdmlc_1_1Config_1_1ConfigIterator.html">ConfigIterator</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1Config.html#a3c83ca1539a914e39564c9675b6c9ae8">end</a> () const</td></tr>
<tr class="memdesc:a3c83ca1539a914e39564c9675b6c9ae8"><td class="mdescLeft">&#160;</td><td class="mdescRight">get end iterator <a href="#a3c83ca1539a914e39564c9675b6c9ae8">More...</a><br /></td></tr>
<tr class="separator:a3c83ca1539a914e39564c9675b6c9ae8"><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>class for config parser </p>
<p>Two modes are supported:</p><ol type="1">
<li>non-multi value mode: if two same keys in the configure file, the later one will replace the ealier one; when using iterator, the order will be the "last effective insersion" order</li>
<li>multi value mode: multiple values with the same key could co-exist; when using iterator, the order will be the insersion order.</li>
</ol>
<p>[Basic usage]</p>
<p><a class="el" href="classdmlc_1_1Config.html" title="class for config parser ">Config</a> cfg(file_input_stream); for(<a class="el" href="classdmlc_1_1Config_1_1ConfigIterator.html" title="iterator class ">Config::ConfigIterator</a> iter = cfg.begin(); iter != cfg.end(); ++iter) { ConfigEntry ent = *iter; std::string key = ent.first; std::string value = ent.second; do_something_with(key, value); } </p>
</div><h2 class="groupheader">Member Typedef Documentation</h2>
<a id="afc2e054db64f1ece11f3bac84d775d12"></a>
<h2 class="memtitle"><span class="permalink"><a href="#afc2e054db64f1ece11f3bac84d775d12">&#9670;&nbsp;</a></span>ConfigEntry</h2>
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<td class="memname">typedef std::pair&lt;std::string, std::string&gt; <a class="el" href="classdmlc_1_1Config.html#afc2e054db64f1ece11f3bac84d775d12">dmlc::Config::ConfigEntry</a></td>
</tr>
</table>
</div><div class="memdoc">
<p>type when extracting from iterator </p>
</div>
</div>
<h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="aaf5cc7d0b8147e671693827db4772a3a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aaf5cc7d0b8147e671693827db4772a3a">&#9670;&nbsp;</a></span>Config() <span class="overload">[1/2]</span></h2>
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<td class="memname">dmlc::Config::Config </td>
<td>(</td>
<td class="paramtype">bool&#160;</td>
<td class="paramname"><em>multi_value</em> = <code>false</code></td><td>)</td>
<td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">explicit</span></span> </td>
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<p>create empty config </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">multi_value</td><td>whether the config supports multi value </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="a4ca685b092b7745eca0b3a5bb4e5102f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a4ca685b092b7745eca0b3a5bb4e5102f">&#9670;&nbsp;</a></span>Config() <span class="overload">[2/2]</span></h2>
<div class="memitem">
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<td class="memname">dmlc::Config::Config </td>
<td>(</td>
<td class="paramtype">std::istream &amp;&#160;</td>
<td class="paramname"><em>is</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">bool&#160;</td>
<td class="paramname"><em>multi_value</em> = <code>false</code>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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</td>
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<span class="mlabels"><span class="mlabel">explicit</span></span> </td>
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<p>create config and load content from the given stream </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">is</td><td>input stream </td></tr>
<tr><td class="paramname">multi_value</td><td>whether the config supports multi value </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<h2 class="groupheader">Member Function Documentation</h2>
<a id="ac2067ad6855bbe6992a5f83d1d3ad2f8"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac2067ad6855bbe6992a5f83d1d3ad2f8">&#9670;&nbsp;</a></span>begin()</h2>
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<td class="memname"><a class="el" href="classdmlc_1_1Config_1_1ConfigIterator.html">ConfigIterator</a> dmlc::Config::begin </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
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<p>get begin iterator </p>
<dl class="section return"><dt>Returns</dt><dd>begin iterator </dd></dl>
</div>
</div>
<a id="a207c8acc2017acc2d3d655863d6edb5f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a207c8acc2017acc2d3d655863d6edb5f">&#9670;&nbsp;</a></span>Clear()</h2>
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<td class="memname">void dmlc::Config::Clear </td>
<td>(</td>
<td class="paramtype">void&#160;</td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
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<p>clear all the values </p>
</div>
</div>
<a id="a3c83ca1539a914e39564c9675b6c9ae8"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a3c83ca1539a914e39564c9675b6c9ae8">&#9670;&nbsp;</a></span>end()</h2>
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<td class="memname"><a class="el" href="classdmlc_1_1Config_1_1ConfigIterator.html">ConfigIterator</a> dmlc::Config::end </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
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</table>
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<p>get end iterator </p>
<dl class="section return"><dt>Returns</dt><dd>end iterator </dd></dl>
</div>
</div>
<a id="a6d02501d01e99cb87b6462041aaa07b7"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a6d02501d01e99cb87b6462041aaa07b7">&#9670;&nbsp;</a></span>GetParam()</h2>
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<td class="memname">const std::string&amp; dmlc::Config::GetParam </td>
<td>(</td>
<td class="paramtype">const std::string &amp;&#160;</td>
<td class="paramname"><em>key</em></td><td>)</td>
<td> const</td>
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<p>get the config under the key; if multiple values exist for the same key, return the last inserted one. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">key</td><td>key </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>config value </dd></dl>
</div>
</div>
<a id="a220891b3a485a68ad185de569e20a517"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a220891b3a485a68ad185de569e20a517">&#9670;&nbsp;</a></span>IsGenuineString()</h2>
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<td class="memname">bool dmlc::Config::IsGenuineString </td>
<td>(</td>
<td class="paramtype">const std::string &amp;&#160;</td>
<td class="paramname"><em>key</em></td><td>)</td>
<td> const</td>
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<p>check whether the configure value given by the key should be wrapped by quotes </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">key</td><td>key </td></tr>
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</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>whether the configure value is represented by string </dd></dl>
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<a id="af2b8b9527113ebb371bfc20119d52f98"></a>
<h2 class="memtitle"><span class="permalink"><a href="#af2b8b9527113ebb371bfc20119d52f98">&#9670;&nbsp;</a></span>LoadFromStream()</h2>
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<td class="memname">void dmlc::Config::LoadFromStream </td>
<td>(</td>
<td class="paramtype">std::istream &amp;&#160;</td>
<td class="paramname"><em>is</em></td><td>)</td>
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<p>load the contents from the stream </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">is</td><td>the stream as input </td></tr>
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</dd>
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<a id="aaee438e73aea45b432badb46c328a93a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aaee438e73aea45b432badb46c328a93a">&#9670;&nbsp;</a></span>SetParam()</h2>
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template&lt;class T &gt; </div>
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<td class="memname">void dmlc::Config::SetParam </td>
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<td class="paramtype">const std::string &amp;&#160;</td>
<td class="paramname"><em>key</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const T &amp;&#160;</td>
<td class="paramname"><em>value</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">bool&#160;</td>
<td class="paramname"><em>is_string</em> = <code>false</code>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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<p>set a key-value pair into the config; if the key already exists in the configure file, it will either replace the old value with the given one (in non-multi value mode) or store it directly (in multi-value mode); </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">key</td><td>key </td></tr>
<tr><td class="paramname">value</td><td>value </td></tr>
<tr><td class="paramname">is_string</td><td>whether the value should be wrapped by quotes in proto string </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="afa8bf1b57515a781eb36106482a8a471"></a>
<h2 class="memtitle"><span class="permalink"><a href="#afa8bf1b57515a781eb36106482a8a471">&#9670;&nbsp;</a></span>ToProtoString()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">std::string dmlc::Config::ToProtoString </td>
<td>(</td>
<td class="paramtype">void&#160;</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
</tr>
</table>
</div><div class="memdoc">
<p>transform all the configuration into string recognizable to protobuf </p>
<dl class="section return"><dt>Returns</dt><dd>string that could be parsed directly by protobuf </dd></dl>
</div>
</div>
<hr/>The documentation for this class was generated from the following file:<ul>
<li>/work/mxnet/3rdparty/dmlc-core/include/dmlc/<a class="el" href="config_8h_source.html">config.h</a></li>
</ul>
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