ass="block"><p>
 Maps a JavaBean property to XML ID.

 <p>
 To preserve referential integrity of an object graph across XML
 serialization followed by a XML deserialization, requires an object
 reference to be marshalled by reference or containment
 appropriately. Annotations <code>@XmlID</code> and <code>@XmlIDREF</code>
 together allow a customized mapping of a JavaBean property's
 type by containment or reference. 

 <p><b>Usage</b> </p>
 The <code>@XmlID</code> annotation can be used with the following
