* @param minLength Minimum length of the string to read\r
* @param maxLength Maximum length of the string to read\r
* @param message Message to user\r
- * @return \r
+ * @param allowEmpty Whether empty strings are allowed\r
+ * @return Entered string by user or null if empty string is allowed\r
*/\r
- public String enterString (final int minLength, final int maxLength, final String message);\r
+ public String enterString (final int minLength, final int maxLength, final String message, final boolean allowEmpty);\r
\r
/**\r
* Setter for current menu choice\r