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352 lines
13 KiB
HTML
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<a href="pypattyrn-module.html">Package pypattyrn</a> ::
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<a href="pypattyrn.creational-module.html">Package creational</a> ::
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<a href="pypattyrn.creational.pool-module.html">Module pool</a> ::
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Class Pool
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<!-- ==================== CLASS DESCRIPTION ==================== -->
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<h1 class="epydoc">Class Pool</h1><p class="nomargin-top"><span class="codelink"><a href="pypattyrn.creational.pool-pysrc.html#Pool">source code</a></span></p>
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<pre class="base-tree">
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object --+
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<strong class="uidshort">Pool</strong>
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</pre>
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<hr />
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<pre class="literalblock">
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An Object Pool design pattern implementation.
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- External Usage documentation: U{https://github.com/tylerlaberge/PyPatterns/wiki/Creational-Pattern-Usage}
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- External Object Pool Pattern documentation: U{https://en.wikipedia.org/wiki/Object_pool_pattern}
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</pre>
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<!-- ==================== INSTANCE METHODS ==================== -->
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<span class="summary-type"> </span>
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<td><span class="summary-sig"><a href="pypattyrn.creational.pool.Pool-class.html#__init__" class="summary-sig-name">__init__</a>(<span class="summary-sig-arg">self</span>,
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<span class="summary-sig-arg">reusable_class</span>,
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<span class="summary-sig-arg">*args</span>,
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<span class="summary-sig-arg">**kwargs</span>)</span><br />
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Initialize a new object pool instance.</td>
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<td align="right" valign="top">
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<span class="codelink"><a href="pypattyrn.creational.pool-pysrc.html#Pool.__init__">source code</a></span>
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<span class="summary-type"> </span>
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</td><td class="summary">
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<table width="100%" cellpadding="0" cellspacing="0" border="0">
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<tr>
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<td><span class="summary-sig"><a href="pypattyrn.creational.pool.Pool-class.html#acquire" class="summary-sig-name">acquire</a>(<span class="summary-sig-arg">self</span>)</span><br />
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Acquire an object from the pool.</td>
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<td align="right" valign="top">
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<span class="codelink"><a href="pypattyrn.creational.pool-pysrc.html#Pool.acquire">source code</a></span>
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<span class="summary-type"> </span>
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</td><td class="summary">
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<table width="100%" cellpadding="0" cellspacing="0" border="0">
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<tr>
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<td><span class="summary-sig"><a href="pypattyrn.creational.pool.Pool-class.html#release" class="summary-sig-name">release</a>(<span class="summary-sig-arg">self</span>,
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<span class="summary-sig-arg">reusable</span>)</span><br />
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Release an object back into the pool.</td>
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<td align="right" valign="top">
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<span class="codelink"><a href="pypattyrn.creational.pool-pysrc.html#Pool.release">source code</a></span>
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<span class="summary-type"> </span>
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<td><span class="summary-sig"><a name="_expand"></a><span class="summary-sig-name">_expand</span>(<span class="summary-sig-arg">self</span>,
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<td align="right" valign="top">
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<span class="codelink"><a href="pypattyrn.creational.pool-pysrc.html#Pool._expand">source code</a></span>
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<td colspan="2" class="summary">
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<p class="indent-wrapped-lines"><b>Inherited from <code>object</code></b>:
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<code>__delattr__</code>,
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<code>__format__</code>,
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<code>__getattribute__</code>,
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<code>__hash__</code>,
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<code>__new__</code>,
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<code>__reduce__</code>,
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<code>__reduce_ex__</code>,
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<code>__repr__</code>,
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<code>__setattr__</code>,
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<code>__sizeof__</code>,
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<code>__str__</code>,
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<code>__subclasshook__</code>
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</p>
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<!-- ==================== PROPERTIES ==================== -->
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<p class="indent-wrapped-lines"><b>Inherited from <code>object</code></b>:
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<code>__class__</code>
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</p>
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<!-- ==================== METHOD DETAILS ==================== -->
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<td align="left"><span class="table-header">Method Details</span></td>
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<td align="right" valign="top"
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<a name="__init__"></a>
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<h3 class="epydoc"><span class="sig"><span class="sig-name">__init__</span>(<span class="sig-arg">self</span>,
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<span class="sig-arg">reusable_class</span>,
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<span class="sig-arg">*args</span>,
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<span class="sig-arg">**kwargs</span>)</span>
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<br /><em class="fname">(Constructor)</em>
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</h3>
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</td><td align="right" valign="top"
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><span class="codelink"><a href="pypattyrn.creational.pool-pysrc.html#Pool.__init__">source code</a></span>
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</td>
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</tr></table>
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<p>Initialize a new object pool instance.</p>
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<dl class="fields">
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<dt>Parameters:</dt>
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<dd><ul class="nomargin-top">
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<li><strong class="pname"><code>reusable_class</code></strong> - The reusable class this object pool is responsible for.</li>
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<li><strong class="pname"><code>args</code></strong> - args for reusable object creation.</li>
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<li><strong class="pname"><code>kwargs</code></strong> - kwargs for reusable object creation.</li>
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</ul></dd>
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<dt>Overrides:
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object.__init__
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</dt>
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</dl>
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</td></tr></table>
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</div>
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<a name="acquire"></a>
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<div>
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cellspacing="0" width="100%" bgcolor="white">
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<tr valign="top"><td>
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<h3 class="epydoc"><span class="sig"><span class="sig-name">acquire</span>(<span class="sig-arg">self</span>)</span>
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</h3>
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</td><td align="right" valign="top"
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><span class="codelink"><a href="pypattyrn.creational.pool-pysrc.html#Pool.acquire">source code</a></span>
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</td>
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</tr></table>
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<p>Acquire an object from the pool.</p>
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<dl class="fields">
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<dt>Returns:</dt>
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<dd>An object from the pool.</dd>
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</dl>
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</td></tr></table>
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</div>
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<a name="release"></a>
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cellspacing="0" width="100%" bgcolor="white">
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<h3 class="epydoc"><span class="sig"><span class="sig-name">release</span>(<span class="sig-arg">self</span>,
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<span class="sig-arg">reusable</span>)</span>
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</h3>
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</td><td align="right" valign="top"
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><span class="codelink"><a href="pypattyrn.creational.pool-pysrc.html#Pool.release">source code</a></span>
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</td>
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</tr></table>
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<p>Release an object back into the pool.</p>
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<dl class="fields">
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<dt>Parameters:</dt>
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<dd><ul class="nomargin-top">
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<li><strong class="pname"><code>reusable</code></strong> - The object to return to the pool.</li>
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</ul></dd>
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</dl>
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<br />
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