# Hierarchy For Package io.vertx.rxjava3.ext.web.handler.graphql.ws

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - io.vertx.rxjava3.ext.web.handler.graphql.ws.GraphQLWSHandler (implements io.vertx.core.Handler<E>, io.vertx.rxjava3.ext.web.handler.ProtocolUpgradeHandler, io.vertx.lang.rx.RxDelegate)
  - io.vertx.rxjava3.ext.web.handler.graphql.ws.GraphQLWSHandlerBuilder (implements io.vertx.lang.rx.RxDelegate)
  - io.vertx.rxjava3.ext.web.handler.graphql.ws.Message (implements io.vertx.lang.rx.RxDelegate)
  - io.vertx.rxjava3.core.Promise<T> (implements io.vertx.lang.rx.RxDelegate)
    - io.vertx.rxjava3.ext.web.handler.graphql.ws.ConnectionInitEvent (implements io.vertx.lang.rx.RxDelegate)

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