{
    String platformResourcePath = uri.toPlatformString(true);
    if (workspaceRoot != null)
    {
      return WorkbenchHelper.exists(platformResourcePath, options);
    }
    else
    {
      URI resolvedLocation = EcorePlugin.resolvePlatformResourcePath(platformResourcePath);
      return resolvedLocation != null && getURIConverter(options).exists(resolvedLocation, options);
    }
  }