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<title>Customize Default Entity Generation</title>
<meta name="copyright" content="Copyright (c) 2000, 2009 oracle . All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse Public License v1.0 which accompanies this distribution, and is available at http://www.eclipse.org/legal/epl-v10.html. Contributors: Oracle - initial API and implementation" />
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<meta name="date" content="2013-01-03T9:24:54Z" />
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<meta name="doctitle" content="Customize Default Entity Generation" />
<meta name="relnum" content="Release 3.3" />
<meta name="partnum" content="Release 3.3" />
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<p class="betadraftsubtitle">Beta Draft: 2013-01-03</p>
<p><a id="CACHHEEH" name="CACHHEEH"></a></p>
<div class="sect3"><!-- infolevel="all" infotype="General" -->
<h1>Customize Default Entity Generation</h1>
<p><a id="sthref394" name="sthref394"></a>Use this page to specify the default information Dali will use when generating the entities from the database tables. You will be able to override this information for specific entities.</p>
<div class="inftblhruleinformal">
<table class="HRuleInformal" title="ptions on the Customize Default Entity page of the Generate Entities from Tables wizard" summary="Options on the Customize Default Entity page of the Generate Entities from Tables wizard" dir="ltr" border="1" width="100%" frame="hsides" rules="rows" cellpadding="3" cellspacing="0">
<col width="32%" />
<col width="*" />
<col width="21%" />
<thead>
<tr align="left" valign="top">
<th align="left" valign="bottom" id="r1c1-t8">Property</th>
<th align="left" valign="bottom" id="r1c2-t8">Description</th>
<th align="left" valign="bottom" id="r1c3-t8">Default</th>
</tr>
</thead>
<tbody>
<tr align="left" valign="top">
<td align="left" id="r2c1-t8" headers="r1c1-t8">
<p>XML Mapping File</p>
</td>
<td align="left" headers="r2c1-t8 r1c2-t8">
<p>The name and location of the mapping file.</p>
</td>
<td align="left" headers="r2c1-t8 r1c3-t8">
<p><code>META-INF/eclipselink-orm.xml</code></p>
</td>
</tr>
<tr align="left" valign="top">
<td align="left" id="r3c1-t8" headers="r1c1-t8">
<p><span class="bold">Dynamic Class Defaults</span></p>
</td>
<td align="left" headers="r3c1-t8 r1c2-t8"><br /></td>
<td align="left" headers="r3c1-t8 r1c3-t8"><br /></td>
</tr>
<tr align="left" valign="top">
<td align="left" id="r4c1-t8" headers="r1c1-t8">
<p>Package</p>
</td>
<td align="left" headers="r4c1-t8 r1c2-t8">
<p>Default package name for dynamic classes</p>
</td>
<td align="left" headers="r4c1-t8 r1c3-t8">
<p><code>model</code></p>
</td>
</tr>
<tr align="left" valign="top">
<td align="left" id="r5c1-t8" headers="r1c1-t8">
<p><span class="bold">Mapping defaults</span></p>
</td>
<td align="left" headers="r5c1-t8 r1c2-t8"><br /></td>
<td align="left" headers="r5c1-t8 r1c3-t8"><br /></td>
</tr>
<tr align="left" valign="top">
<td align="left" id="r6c1-t8" headers="r1c1-t8">
<p>Key generator</p>
</td>
<td align="left" headers="r6c1-t8 r1c2-t8">
<p>Default generation strategy for primary keys:</p>
<ul>
<li>
<p><span class="bold">Auto</span></p>
</li>
<li>
<p><span class="bold">Identity</span></p>
</li>
<li>
<p><span class="bold">Sequence</span></p>
</li>
<li>
<p><span class="bold">Table</span></p>
</li>
<li>
<p><span class="bold">None</span></p>
</li>
</ul>
</td>
<td align="left" headers="r6c1-t8 r1c3-t8">
<p>None</p>
</td>
</tr>
<tr align="left" valign="top">
<td align="left" id="r7c1-t8" headers="r1c1-t8">
<p>Sequence name</p>
</td>
<td align="left" headers="r7c1-t8 r1c2-t8">
<p>When using a <span class="bold">Key generator</span>, specify its name.</p>
<p><span class="bold">Note</span>: You can use the variables <code>$table</code> and <code>$pk</code> in the <span class="bold">Sequence name</span>. Dali will replace them with the <span class="italic">table name</span> and <span class="italic">primary key column name</span>, respectively, when generating a mapping table.</p>
</td>
<td align="left" headers="r7c1-t8 r1c3-t8"><br /></td>
</tr>
<tr align="left" valign="top">
<td align="left" id="r8c1-t8" headers="r1c1-t8">
<p>Associations fetch</p>
</td>
<td align="left" headers="r8c1-t8 r1c2-t8">
<p>Specify the default fetch strategy for generated entities:</p>
<ul>
<li>
<p><span class="bold">Default</span></p>
</li>
<li>
<p><span class="bold">Eager</span></p>
</li>
<li>
<p><span class="bold">Lazy</span></p>
</li>
</ul>
</td>
<td align="left" headers="r8c1-t8 r1c3-t8">
<p>Default</p>
</td>
</tr>
<tr align="left" valign="top">
<td align="left" id="r9c1-t8" headers="r1c1-t8">
<p>Collection properties type</p>
</td>
<td align="left" headers="r9c1-t8 r1c2-t8">
<p>Specify the default collection type, for generated entities:</p>
<ul>
<li>
<p><code>java.util.Set</code></p>
</li>
<li>
<p><code>java.util.List</code></p>
</li>
</ul>
</td>
<td align="left" headers="r9c1-t8 r1c3-t8">
<p>java.util.List</p>
</td>
</tr>
</tbody>
</table>
<br /></div>
<!-- class="inftblhruleinformal" -->
<a id="sthref395" name="sthref395"></a>
<p class="subhead2">Related tasks</p>
<ul>
<li>
<p><a href="task_create_jpa_entity.htm#BABFBJBG">Creating a JPA entity</a></p>
</li>
<li>
<p><a href="tasks024.htm#CIHHFGIG">Generating dynamic entities from tables</a></p>
</li>
<li>
<p><a href="ref_persistence_prop_view.htm#BABFAEBB">JPA Details view (for entities)</a></p>
</li>
</ul>
<a id="sthref396" name="sthref396"></a>
<p class="subhead2">Related reference</p>
<ul>
<li>
<p><a href="ref_create_custom_entities_wizard.htm#CIAGBFJE">Generate Entities from Tables wizard</a></p>
</li>
</ul>
</div>
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