nished using the entity manager
 factory, and/or at application shutdown, the application should
 close the entity manager factory.  Once an
 <code>EntityManagerFactory</code> has been closed, all its entity managers
 are considered to be in the closed state.</div>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.0</dd>
</dl>
</li>
</ul>
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