protected String originalHighlightTagPre = "";

    /** Original highlight tag suffix */
    protected String originalHighlightTagPost = "";

    /** Configured highlight tag prefix */
    protected String highlightTagPre;

    /** Configured highlight tag suffix */
    protected String highlightTagPost;

    /** Whether to use HTTP sessions */
    protected boolean useSession = true;

    interceptor.


## Version 3.10.0

_2018-02-24_

 *  **The pingInterval() feature now aggressively checks connectivity for web
    sockets and HTTP/2 connections.**

    Previously if you configured a ping interval that would cause OkHttp to send
    pings, but it did not track whether the reply pongs were received. With this
    update OkHttp requires that every ping receive a response: if it does not

    * In order to remain backwards compatible, the new controller only...

      apply {
        this.authenticator = authenticator
      }

    /** Configure this client to follow redirects. If unset, redirects will be followed. */
    fun followRedirects(followRedirects: Boolean) =
      apply {
        this.followRedirects = followRedirects
      }

    /**
     * Configure this client to allow protocol redirects from HTTPS to HTTP and from HTTP to HTTPS.