twisted.enterprise.xmlreflector.XMLReflector.html   [plain text]


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        <a href="twisted.html">Package&nbsp;twisted</a> ::
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<!-- =========== START OF CLASS DESCRIPTION =========== -->
<h2 class="class">Class XMLReflector</h2>

<pre class="base-tree">
<a href="twisted.enterprise.reflector.Reflector.html"><code>Reflector</code></a> --+
            |
           <b>XMLReflector</b>
</pre><br />

<hr/>

<p>Reflector for twisted.enterprise that uses XML files.</p>
WARNING: this is an experimental piece of code. this reflector does 
not function completely yet! it is also very very slow.
<hr/>


<!-- =========== START OF METHOD SUMMARY =========== -->
<table class="summary" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white">
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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><a name="__init__"></a><span class="summary-sig"><span class="summary-sig-name">__init__</span>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>baseDir</span>,
          <span class=summary-sig-arg>rowClasses</span>)</span></code>
</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.enterprise.xmlreflector.XMLReflector.html#_populate" class="summary-sig-name"><code>_populate</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
<br />
load schema data</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><a name="_rowLoader"></a><span class="summary-sig"><span class="summary-sig-name">_rowLoader</span>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>tableName</span>,
          <span class=summary-sig-arg>parentRow</span>,
          <span class=summary-sig-arg>data</span>,
          <span class=summary-sig-arg>whereClause</span>,
          <span class=summary-sig-arg>forceChildren</span>)</span></code>
</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.enterprise.xmlreflector.XMLReflector.html#deleteRow" class="summary-sig-name"><code>deleteRow</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>rowObject</span>)</span></code>
<br />
delete the row for this object from the database.</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.enterprise.xmlreflector.XMLReflector.html#insertRow" class="summary-sig-name"><code>insertRow</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>rowObject</span>)</span></code>
<br />
insert a new row for this object instance.</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.enterprise.xmlreflector.XMLReflector.html#loadObjectsFrom" class="summary-sig-name"><code>loadObjectsFrom</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>tableName</span>,
          <span class=summary-sig-arg>parentRow</span>,
          <span class=summary-sig-arg>data</span>,
          <span class=summary-sig-arg>whereClause</span>,
          <span class=summary-sig-arg>forceChildren</span>)</span></code>
<br />
The whereClause for XML loading is [(columnName, operation, value)] 
list of tuples</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><a name="makeFilenameFor"></a><span class="summary-sig"><span class="summary-sig-name">makeFilenameFor</span>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>rowObject</span>)</span></code>
</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.enterprise.xmlreflector.XMLReflector.html#updateRow" class="summary-sig-name"><code>updateRow</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>rowObject</span>)</span></code>
<br />
update this rowObject to the database.</td></tr>
<tr bgcolor="#e8f0f8" class="group">
  <th colspan="2">&nbsp;&nbsp;&nbsp;&nbsp;Inherited from Reflector</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.enterprise.reflector.Reflector.html#__getstate__" class="summary-sig-name"><code>__getstate__</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
</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.enterprise.reflector.Reflector.html#__setstate__" class="summary-sig-name"><code>__setstate__</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>state</span>)</span></code>
</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.enterprise.reflector.Reflector.html#addToCache" class="summary-sig-name"><code>addToCache</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>rowObject</span>)</span></code>
<br />
NOTE: Should this be recursive?! requires better container 
knowledge...</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.enterprise.reflector.Reflector.html#addToParent" class="summary-sig-name"><code>addToParent</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>parentRow</span>,
          <span class=summary-sig-arg>rows</span>,
          <span class=summary-sig-arg>tableName</span>)</span></code>
<br />
util method used by reflectors.</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.enterprise.reflector.Reflector.html#buildWhereClause" class="summary-sig-name"><code>buildWhereClause</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>relationship</span>,
          <span class=summary-sig-arg>row</span>)</span></code>
<br />
util method used by reflectors.</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.enterprise.reflector.Reflector.html#findInCache" class="summary-sig-name"><code>findInCache</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>rowClass</span>,
          <span class=summary-sig-arg>kw</span>)</span></code>
</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.enterprise.reflector.Reflector.html#getTableInfo" class="summary-sig-name"><code>getTableInfo</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>rowObject</span>)</span></code>
<br />
Get a TableInfo record about a particular instance.</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.enterprise.reflector.Reflector.html#populateSchemaFor" class="summary-sig-name"><code>populateSchemaFor</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>tableInfo</span>)</span></code>
<br />
This is called once for each registered rowClass to add it and its 
foreign key relationships for that rowClass to the schema.</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.enterprise.reflector.Reflector.html#removeFromCache" class="summary-sig-name"><code>removeFromCache</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>rowObject</span>)</span></code>
<br />
NOTE: should this be recursive!??</td></tr>
</table><br />


<!-- =========== START OF CLASS VARIABLE SUMMARY =========== -->
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<tr bgcolor="#70b0f0" class="summary">
  <th colspan="2">Class Variable Summary</th></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"><code>str</code></font></td>
<td><b><a href="twisted.enterprise.xmlreflector.XMLReflector.html#extension"><code>extension</code></a></b> = <span title="'.xml'"><code><span class="variable-quote">'</span>.xml<span class="variable-quote">'</span>                                       </code>
</span></td></tr>
<tr bgcolor="#e8f0f8" class="group">
  <th colspan="2">&nbsp;&nbsp;&nbsp;&nbsp;Inherited from Reflector</th></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"><code>int</code></font></td>
<td><b><a href="twisted.enterprise.reflector.Reflector.html#populated"><code>populated</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>
</table><br />


<!-- =========== START OF METHOD DETAILS =========== -->
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  <th colspan="2">Method Details</th></tr>
</table>

<a name="_populate"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">_populate</span>(<span class=sig-arg>self</span>)</span>
  </h3>
  load schema data
  <dl><dt></dt><dd>
    <dl><dt><b>Overrides:</b></dt>
      <dd><a href="twisted.enterprise.reflector.Reflector.html#_populate"><code>twisted.enterprise.reflector.Reflector._populate</code></a></dd>
    </dl>
  </dd></dl>
</td></tr></table>

<a name="deleteRow"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">deleteRow</span>(<span class=sig-arg>self</span>,
          <span class=sig-arg>rowObject</span>)</span>
  </h3>
  delete the row for this object from the database.
  <dl><dt></dt><dd>
    <dl><dt><b>Overrides:</b></dt>
      <dd><a href="twisted.enterprise.reflector.Reflector.html#deleteRow"><code>twisted.enterprise.reflector.Reflector.deleteRow</code></a></dd>
    </dl>
  </dd></dl>
</td></tr></table>

<a name="insertRow"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">insertRow</span>(<span class=sig-arg>self</span>,
          <span class=sig-arg>rowObject</span>)</span>
  </h3>
  insert a new row for this object instance. do not include the 
  &quot;container&quot; attribute.
  <dl><dt></dt><dd>
    <dl><dt><b>Overrides:</b></dt>
      <dd><a href="twisted.enterprise.reflector.Reflector.html#insertRow"><code>twisted.enterprise.reflector.Reflector.insertRow</code></a></dd>
    </dl>
  </dd></dl>
</td></tr></table>

<a name="loadObjectsFrom"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">loadObjectsFrom</span>(<span class=sig-arg>self</span>,
          <span class=sig-arg>tableName</span>,
          <span class=sig-arg>parentRow</span>=<span class=sig-default>None</span>,
          <span class=sig-arg>data</span>=<span class=sig-default>None</span>,
          <span class=sig-arg>whereClause</span>=<span class=sig-default>None</span>,
          <span class=sig-arg>forceChildren</span>=<span class=sig-default>1</span>)</span>
  </h3>
  The whereClause for XML loading is [(columnName, operation, value)] 
  list of tuples
  <dl><dt></dt><dd>
    <dl><dt><b>Overrides:</b></dt>
      <dd><a href="twisted.enterprise.reflector.Reflector.html#loadObjectsFrom"><code>twisted.enterprise.reflector.Reflector.loadObjectsFrom</code></a></dd>
    </dl>
  </dd></dl>
</td></tr></table>

<a name="updateRow"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">updateRow</span>(<span class=sig-arg>self</span>,
          <span class=sig-arg>rowObject</span>)</span>
  </h3>
  update this rowObject to the database.
  <dl><dt></dt><dd>
    <dl><dt><b>Overrides:</b></dt>
      <dd><a href="twisted.enterprise.reflector.Reflector.html#updateRow"><code>twisted.enterprise.reflector.Reflector.updateRow</code></a></dd>
    </dl>
  </dd></dl>
</td></tr></table>
<br />


<!-- =========== START OF CLASS VARIABLE DETAILS =========== -->
<table class="details" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white">
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  <th colspan="2">Class Variable Details</th></tr>
</table>
<table width="100%" class="var-details" bgcolor="#e0e0e0"><tr><td>
<a name="extension"></a>
<h3>extension</h3>
<dl>
  <dt></dt>
  <dd>
    <dl>
      <dt><b>Type:</b></dt>
      <dd>
          <code>str</code>

      </dd>
<span title="'.xml'">      <dt><b>Value:</b></dt>
      <dd><table><tr><td>
<pre class="variable">
<span class="variable-quote">'</span>.xml<span class="variable-quote">'</span>                                                                 </pre>
        </td></tr></table></dd>
</span>    </dl>
  </dd>
</dl></td></tr></table>
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