code: public void setNameconflict(String nameconflict) throws PageException {
  	nameconflict = nameconflict.toLowerCase().trim();
  	if ("error".equals(nameconflict)) this.nameconflict = NAMECONFLICT_ERROR;
  	else if ("skip".equals(nameconflict)) this.nameconflict = NAMECONFLICT_SKIP;
  	else if ("overwrite".equals(nameconflict)) this.nameconflict = NAMECONFLICT_OVERWRITE;
  	else if ("makeunique".equals(nameconflict)) this.nameconflict = NAMECONFLICT_MAKEUNIQUE;
  	else throw doThrow("invalid value for attribute nameconflict [" + nameconflict + "]", "valid values are [error,skip,overwrite,makeunique]");
      }
docs: set the value nameconflict Action to take if filename is the same as that of a file in the
  directory.
  
  @param nameconflict value to set
  @throws ApplicationException