tRequest</code>.
 </p></div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>an immutable <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util"><code>collection</code></a> of property names.</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../javax/ws/rs/container/ContainerRequestContext.html#getProperty-java.lang.String-"><code>getProperty(java.lang.String)</code></a></dd>
</dl>
</li>
</u