./../com.grarcht.shuttle.framework.os.messenger.factory/-shuttle-messenger-factory/index.html">ShuttleMessengerFactory</a><span class="token punctuation">, </span></span><span class="parameter ">messageValidator<span class="token operator">: </span><a href="../../com.grarcht.shuttle.framework.validator/-shuttle-validator/index.html">ShuttleValidator</a><span class="token operator">&lt;</span><span class="token keyword"></span><a href="https://developer.android.com/reference/kotlin/android/os/Message.html">M