<h4>SecretKeyCallback</h4>
<pre>public&nbsp;SecretKeyCallback(<a href="../../../../../javax/security/auth/message/callback/SecretKeyCallback.Request.html" title="interface in javax.security.auth.message.callback">SecretKeyCallback.Request</a>&nbsp;request)</pre>
<div class="block">Constructs this SecretKeyCallback with a secret key Request object.

 <p> The <i>request</i> object identifies the secret key
 to be returned.

 If the alias is null, the handler of the callback
 relies on its own default.</div>
<