code: @Override
      public boolean accept(File pathname) {
  
          boolean accepted = super.accept(pathname);
          if (accepted) {
              final File parentDir = pathname.getParentFile();
              accepted = parentDir != null && parentDir.getName().equals(SPECIFICATIONS);
          }
  
          return accepted;
      }
docs: Only accept *.gemspec files generated by "bundle install --deployment"
  under "specifications" folder.
  
  @param pathname the path name to test
  @return true if the analyzer can process the given file; otherwise false