                    the application when a user name and password is
                        needed.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a new Session object</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../jakarta/mail/Authenticator.html" title="class in jakarta.mail"><code>Authenticator</code></a></dd>
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<h4>getInstance</h4>
<pre>public 