override fun invalidate() {
    delegate!!.invalidate()
  }

  override fun isValid(): Boolean = delegate!!.isValid

  override fun putValue(
    s: String,
    o: Any,
  ) {
    delegate!!.putValue(s, o)
  }

  override fun getValue(s: String): Any = delegate!!.getValue(s)

  override fun removeValue(s: String) {
    delegate!!.removeValue(s)
  }

  override fun getProtocol(): String = throw UnsupportedOperationException()

  override fun getSessionContext(): SSLSessionContext = throw UnsupportedOperationException()

  override fun putValue(
    s: String,
    obj: Any,
  ): Unit = throw UnsupportedOperationException()

  override fun removeValue(s: String): Unit = throw UnsupportedOperationException()