ay have been invoked by the 
 container at the start of a request.</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if SecurityContext#authenticate was called, false if not.</dd>
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<h4>isRegisterSession</h4>
<pre>boolean&nbsp;isRegisterSession()</pre>
<div class="block">Check if the runtime has been asked to register an authentication session duing the current request.</div>
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