# File lib/mongrel/rails.rb, line 43
      def initialize(dir, mime_map = {})
        @files = Mongrel::DirHandler.new(dir,false)
        @guard = Sync.new
        @tick = Time.now

        # register the requested mime types
        mime_map.each {|k,v| Mongrel::DirHandler::add_mime_type(k,v) }
      end