private def execute(user: User, blobId: String, parentInstance: String, f: (SapFunction) => Unit) = {
    val function = SapFunction("/SSC/HTML5_CALL_TO_SAP", user)
    function.setImportParameters(Map(
      "I_BLOBID" -> blobId,
      "I_PARENT_INSTANCE" -> parentInstance
    ))

    f(function)

    function.execute() map {
      response: SapResponse =>
        SapAnswerService.loadSapAnswer(response.exportParameters, response.tableParameters.getTable("T_MESSAGES"), response.tableParameters.getTable("T_SCREEN_MARKED_ROWS"))
    }
  }

  val f = ((sapFunc: SapFunction) => {
    sapFunc.importParameterList.setValue("I_INPUT_VALUE", value)
  })
  execute(user, blobId, parentInstance, f)