Route detail

Symfony\Component\Routing\Route {#1571
  -path: "/system/files/{scheme}"
  -host: ""
  -schemes: []
  -methods: array:2 [
    0 => "GET"
    1 => "POST"
  ]
  -defaults: array:2 [
    "_controller" => "\Drupal\system\FileDownloadController::download"
    "scheme" => "private"
  ]
  -requirements: array:1 [
    "_access" => "TRUE"
  ]
  -options: array:3 [
    "compiler_class" => "Drupal\Core\Routing\RouteCompiler"
    "utf8" => true
    "_access_checks" => array:1 [
      0 => "access_check.default"
    ]
  ]
  -condition: ""
  -compiled: Drupal\Core\Routing\CompiledRoute {#1572
    -variables: array:1 [
      0 => "scheme"
    ]
    -tokens: array:2 [
      0 => array:5 [
        0 => "variable"
        1 => "/"
        2 => "[^/]++"
        3 => "scheme"
        4 => true
      ]
      1 => array:2 [
        0 => "text"
        1 => "/system/files"
      ]
    ]
    -staticPrefix: ""
    -regex: "{^/system/files(?:/(?P<scheme>[^/]++))?$}sDu"
    -pathVariables: array:1 [
      0 => "scheme"
    ]
    -hostVariables: []
    -hostRegex: null
    -hostTokens: []
    #fit: 3
    #patternOutline: "/system/files"
    #numParts: 3
  }
}