# File lib/openid/association.rb, line 28
    def Association.serialize(assoc)
      data = [
              '2',
              assoc.handle,
              OpenID::Util.to_base64(assoc.secret),
              assoc.issued.to_i.to_s,
              assoc.lifetime.to_i.to_s,
              assoc.assoc_type              
             ]
  
      lines = ""
      (0...@@assoc_keys.length).collect do |i| 
        lines += "#{@@assoc_keys[i]}: #{data[i]}\n"
      end
    
      lines
    end