vertx / io.vertx.reactivex.core.http / HttpServerRequest / customFrameHandler

# customFrameHandler

`open fun customFrameHandler(handler: Handler<HttpFrame>): HttpServerRequest`

Set a custom frame handler. The handler will get notified when the http stream receives an custom HTTP/2 frame. HTTP/2 permits extension of the protocol.

### Parameters

`handler` -

Return
a reference to this, so the API can be used fluently