ass="returntype parameter">&#8594; <a href="dart-async/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="dart-core/Set-class.html">Set</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="dart-io/SecureSocket-class.html">SecureSocket</a></span>&gt;</span></span>&gt;</span></span>
          </span>
                  </dt>
        <dd class="inherited">
          Collects the data of this stream in a <a href="dart-core/Set-class.html">Set<