public String serialize(Object object) throws ConverterException {
  deep=0;
  StringBuilder sb=new StringBuilder();
  _serialize(object,sb,new HashSet<Object>());
  return sb.toString();
}

public String serialize ( Object object ) throws ConverterException { deep = 0 ; StringBuilder sb = new StringBuilder ( ) ; _serialize ( object , sb , new HashSet < Object > ( ) ) ; return sb . toString ( ) ; }
serialize a object to his literal format
