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twisted.internet.protocol.Factory-class.html

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Package&nbsp;twisted ::
Package&nbsp;internet ::
Module&nbsp;protocol ::
Class&nbsp;Factory
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<!-- =========== START OF CLASS DESCRIPTION =========== -->
<h2 class="class">Class Factory</h2>
<dl><dt><b>Known Subclasses:</b></dt>
<dd>
<a href="twisted.internet.protocol.ClientFactory-class.html"><code>ClientFactory</code></a></dd></dl>
<hr/>
<p>This is a factory which produces protocols.</p>
By default, buildProtocol will create a protocol of the class given in
self.protocol.
<hr/>
<!-- =========== START OF METHOD SUMMARY =========== -->
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<th colspan="2">Method Summary</th></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
<td><code><span class="summary-sig"><a href="twisted.internet.protocol.Factory-class.html#buildProtocol" class="summary-sig-name"><code>buildProtocol</code></a>(<span class=summary-sig-arg>self</span>,
<span class=summary-sig-arg>addr</span>)</span></code>
<br />
Create an instance of a subclass of Protocol.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
<td><code><span class="summary-sig"><a href="twisted.internet.protocol.Factory-class.html#doStart" class="summary-sig-name"><code>doStart</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
<br />
Make sure startFactory is called.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
<td><code><span class="summary-sig"><a href="twisted.internet.protocol.Factory-class.html#doStop" class="summary-sig-name"><code>doStop</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
<br />
Make sure stopFactory is called.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
<td><code><span class="summary-sig"><a href="twisted.internet.protocol.Factory-class.html#startFactory" class="summary-sig-name"><code>startFactory</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
<br />
This will be called before I begin listening on a Port or
Connector.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
<td><code><span class="summary-sig"><a href="twisted.internet.protocol.Factory-class.html#stopFactory" class="summary-sig-name"><code>stopFactory</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
<br />
This will be called before I stop listening on all
Ports/Connectors.</td></tr>
</table><br />
<!-- =========== START OF CLASS VARIABLE SUMMARY =========== -->
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<th colspan="2">Class Variable Summary</th></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"><code>Implements</code></font></td>
<td><b><a href="twisted.internet.protocol.Factory-class.html#__implemented__"><code>__implemented__</code></a></b> = <span title="&lt;implementedBy twisted.internet.protocol.Factory&gt;"><code>&lt;implementedBy&nbsp;twisted.internet.protoc<span class="variable-ellipsis">...</span></code>
</span></td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"><code>ClassProvides</code></font></td>
<td><b><a href="twisted.internet.protocol.Factory-class.html#__providedBy__"><code>__providedBy__</code></a></b> = <span title="&lt;zope.interface.declarations.ClassProvides object at 0xa57eb20c&gt;"><code>&lt;zope.interface.declarations.ClassProvi<span class="variable-ellipsis">...</span></code>
</span></td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"><code>ClassProvides</code></font></td>
<td><b><a href="twisted.internet.protocol.Factory-class.html#__provides__"><code>__provides__</code></a></b> = <span title="&lt;zope.interface.declarations.ClassProvides object at 0xa57eb20c&gt;"><code>&lt;zope.interface.declarations.ClassProvide<span class="variable-ellipsis">...</span></code>
</span></td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"><code>bool</code></font></td>
<td><b><a href="twisted.internet.protocol.Factory-class.html#noisy"><code>noisy</code></a></b> = <span title="True"><code>True </code>
</span></td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"><code>int</code></font></td>
<td><b><a href="twisted.internet.protocol.Factory-class.html#numPorts"><code>numPorts</code></a></b> = <span title="0">0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"><code>NoneType</code></font></td>
<td><b><a href="twisted.internet.protocol.Factory-class.html#protocol"><code>protocol</code></a></b> = <span title="None">None&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></td></tr>
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<!-- =========== START OF METHOD DETAILS =========== -->
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<th colspan="2">Method Details</th></tr>
</table>
<a name="buildProtocol"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
<h3><span class="sig"><span class="sig-name">buildProtocol</span>(<span class=sig-arg>self</span>,
<span class=sig-arg>addr</span>)</span>
</h3>
<p>Create an instance of a subclass of Protocol.</p>
<p>The returned instance will handle input on an incoming server
connection, and an attribute &quot;factory&quot; pointing to the
creating factory.</p>
Override this method to alter how Protocol instances get
created.
<dl><dt></dt><dd>
<dl><dt><b>Parameters:</b></dt>
<dd><code><b>addr</b></code> -
an object implementing
<code>twisted.internet.interfaces.IAddress</code>
</dd>
</dl>
</dd></dl>
</td></tr></table>
<a name="doStart"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
<h3><span class="sig"><span class="sig-name">doStart</span>(<span class=sig-arg>self</span>)</span>
</h3>
<p>Make sure startFactory is called.</p>
Users should not call this function themselves!
<dl><dt></dt><dd>
</dd></dl>
</td></tr></table>
<a name="doStop"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
<h3><span class="sig"><span class="sig-name">doStop</span>(<span class=sig-arg>self</span>)</span>
</h3>
<p>Make sure stopFactory is called.</p>
Users should not call this function themselves!
<dl><dt></dt><dd>
</dd></dl>
</td></tr></table>
<a name="startFactory"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
<h3><span class="sig"><span class="sig-name">startFactory</span>(<span class=sig-arg>self</span>)</span>
</h3>
<p>This will be called before I begin listening on a Port or
Connector.</p>
<p>It will only be called once, even if the factory is connected to
multiple ports.</p>
This can be used to perform 'unserialization' tasks that are best
put off until things are actually running, such as connecting to a
database, opening files, etcetera.
<dl><dt></dt><dd>
</dd></dl>
</td></tr></table>
<a name="stopFactory"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
<h3><span class="sig"><span class="sig-name">stopFactory</span>(<span class=sig-arg>self</span>)</span>
</h3>
<p>This will be called before I stop listening on all
Ports/Connectors.</p>
<p>This can be overridden to perform 'shutdown' tasks such as
disconnecting database connections, closing files, etc.</p>
It will be called, for example, before an application shuts down, if
it was connected to a port. User code should not call this function
directly.
<dl><dt></dt><dd>
</dd></dl>
</td></tr></table>
<br />
<!-- =========== START OF CLASS VARIABLE DETAILS =========== -->
<table class="details" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white">
<tr bgcolor="#70b0f0" class="details">
<th colspan="2">Class Variable Details</th></tr>
</table>
<table width="100%" class="var-details" bgcolor="#e0e0e0"><tr><td>
<a name="__implemented__"></a>
<h3>__implemented__</h3>
<dl>
<dt></dt>
<dd>
<dl>
<dt><b>Type:</b></dt>
<dd>
<code>Implements</code>
</dd>
<span title="&lt;implementedBy twisted.internet.protocol.Factory&gt;"> <dt><b>Value:</b></dt>
<dd><table><tr><td>
<pre class="variable">
&lt;implementedBy twisted.internet.protocol.Factory&gt; </pre>
</td></tr></table></dd>
</span> </dl>
</dd>
</dl></td></tr></table>
<table width="100%" class="var-details" bgcolor="#e0e0e0"><tr><td>
<a name="__providedBy__"></a>
<h3>__providedBy__</h3>
<dl>
<dt></dt>
<dd>
<dl>
<dt><b>Type:</b></dt>
<dd>
<code>ClassProvides</code>
</dd>
<span title="&lt;zope.interface.declarations.ClassProvides object at 0xa57eb20c&gt;"> <dt><b>Value:</b></dt>
<dd><table><tr><td>
<pre class="variable">
&lt;zope.interface.declarations.ClassProvides object at 0xa57eb20c&gt; </pre>
</td></tr></table></dd>
</span> </dl>
</dd>
</dl></td></tr></table>
<table width="100%" class="var-details" bgcolor="#e0e0e0"><tr><td>
<a name="__provides__"></a>
<h3>__provides__</h3>
<dl>
<dt></dt>
<dd>
<dl>
<dt><b>Type:</b></dt>
<dd>
<code>ClassProvides</code>
</dd>
<span title="&lt;zope.interface.declarations.ClassProvides object at 0xa57eb20c&gt;"> <dt><b>Value:</b></dt>
<dd><table><tr><td>
<pre class="variable">
&lt;zope.interface.declarations.ClassProvides object at 0xa57eb20c&gt; </pre>
</td></tr></table></dd>
</span> </dl>
</dd>
</dl></td></tr></table>
<table width="100%" class="var-details" bgcolor="#e0e0e0"><tr><td>
<a name="noisy"></a>
<h3>noisy</h3>
<dl>
<dt></dt>
<dd>
<dl>
<dt><b>Type:</b></dt>
<dd>
<code>bool</code>
</dd>
<span title="True"> <dt><b>Value:</b></dt>
<dd><table><tr><td>
<pre class="variable">
True </pre>
</td></tr></table></dd>
</span> </dl>
</dd>
</dl></td></tr></table>
<table width="100%" class="var-details" bgcolor="#e0e0e0"><tr><td>
<a name="numPorts"></a>
<h3>numPorts</h3>
<dl>
<dt></dt>
<dd>
<dl>
<dt><b>Type:</b></dt>
<dd>
<code>int</code>
</dd>
<span title="0"> <dt><b>Value:</b></dt>
<dd><table><tr><td>
<pre class="variable">
0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</pre>
</td></tr></table></dd>
</span> </dl>
</dd>
</dl></td></tr></table>
<table width="100%" class="var-details" bgcolor="#e0e0e0"><tr><td>
<a name="protocol"></a>
<h3>protocol</h3>
<dl>
<dt></dt>
<dd>
<dl>
<dt><b>Type:</b></dt>
<dd>
<code>NoneType</code>
</dd>
<span title="None"> <dt><b>Value:</b></dt>
<dd><table><tr><td>
<pre class="variable">
None&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</pre>
</td></tr></table></dd>
</span> </dl>
</dd>
</dl></td></tr></table>
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