 the 
 task will not be called.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a Runnable object</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if <code>task</code> is <code>null</code></dd>
</dl>
</li>
</ul>
<a name="managedTask-java.lang.Runnable-java.util.Map-javax.enterprise.concurrent.Mana