code: @Override
    public PathImpl schemeWalk(String userPath,
                           Map<String,Object> attributes,
                           String filePath,
                           int offset)
    {
      if (! isWindows()) {
        return super.schemeWalk(userPath, attributes, filePath, offset);
      }
  
      String canonicalPath;
  
      if (filePath.length() < offset + 2) {
        return super.schemeWalk(userPath, attributes, filePath, offset);
      }
  
      char ch1 = filePath.charAt(offset + 1);
      char ch2 = filePath.charAt(offset);
  
      if ((ch2 == '/' || ch2 == _separatorChar)
          && (ch1 == '/' || ch1 == _separatorChar))
        return super.schemeWalk(userPath, attributes,
                                convertFromWindowsPath(filePath.substring(offset)), 0);
      else
        return super.schemeWalk(userPath, attributes, filePath, offset);
    }
docs: Lookup the path, handling windows weirdness