code: public static ConnectionBuilder connectionBuilder(XnioWorker worker, ByteBufferPool bufferPool, URI uri) {
          return new ConnectionBuilder(worker, bufferPool, uri);
      }
docs: Creates a new connection builder that can be used to create a web socket connection.
  @param worker The XnioWorker to use for the connection
  @param bufferPool The buffer pool
  @param uri The connection URI
  @return The connection builder