e
     is an embeddable type, the <a href="#attributeName()"><code>attributeName()</code></a> element must be
     specified, and <code>"key."</code> or <code>"value."</code> (respectively)
     must be used to prefix the name of the attribute of the key or value
     type that is converted.
 </ul>
 
 <p>Example 1:  Convert a basic attribute
 

 <p>Example 2: Auto-apply conversion of a basic attribute
 

 <p>Example 3: Disable conversion in the presence of an autoapply converter
 

 <p>Example 4: Apply a co