king is used and the entity no longer exists in the database.
 <p> The current transaction, if one is active and the persistence context
 has been joined to it, will be marked for rollback.</div>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.0</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../javax/persistence/EntityManager.html#getReference-java.lang.Class-java.lang.Object-"><code>EntityManager.getReference(Class,Object)</code></a>, 
<a href="../../javax/persistence/