code: public String getCompleteValue() {
  	if (concatValue == null) {
  	    return value;
  	} else {
  	    StringBuffer buf = new StringBuffer(value);
  	    buf.append(concatValue.getCompleteValue());
  	    return buf.toString();
  	}
      }
docs: Returns a complete string representation of this
  value.
  
  @return a complete string representation of this
  value.