if they are identical (see <a href="https://api.flutter.dev/flutter/dart-core/identityHashCode.html">identityHashCode</a>).</p>
<p>If <a href="../../janus_client/AudioBridgeEvent/operator_equals.html">operator ==</a> is overridden to use the object state instead,
the hash code must also be changed to represent that state,
otherwise the object cannot be used in hash based data structures
like the default <a href="https://api.flutter.dev/flutter/dart-core/Set-class.html">Set</a> and <a href="https://api.flutt