type Hijacker

type Hijacker interface {
        // Hijack lets the caller take over the connection.
        // After a call to Hijack(), the HTTP server library
        // will not do anything else with the connection.
        //
        // It becomes the caller's responsibility to manage
        // and close the connection.
        //
        // The returned net.Conn may have read or write deadlines
        // already set, depending on the configuration of the
        // Server. It is the caller's responsibility to set
        // or clear those deadlines as needed.
        Hijack() (net.Conn, *bufio.ReadWriter, error)
}

The Hijacker interface is implemented by ResponseWriters that allow an HTTP handler to take over the connection.