code: public static String buildToString(Object... params) {
  		StringBuffer finalMessage = new StringBuffer();
  		int i = 0;
  		for (Object object : params) {
  			if (i++ > 0) {
  				finalMessage.append(FIELD_SEPARATOR);
  			}
  			if (object instanceof List<?>) {
  				finalMessage.append(JKCollectionUtil.toString((List<?>) object));
  			} else {
  				finalMessage.append(JKObjectUtil.toString(object, true));
  			}
  		}
  		String fullText = finalMessage.toString();
  		return fullText;
  	}
docs: Builds the to string.
  
  @param params the params
  @return the string