+
+ if mccInt < 0 {
+ return errors.New("#configuration.validateMcc - mcc is negative\n")
+ }
+ return nil
+}
+
+func validateMnc(mnc string) error {
+
+ if len(mnc) == 0{
+ return errors.New("#configuration.validateMnc - mnc is missing or empty\n")
+ }
+
+ if len(mnc) < 2 || len(mnc) >3 {
+ return errors.New("#configuration.validateMnc - mnc is not 2 or 3 digits\n")
+ }
+
+ mncAsInt, err := strconv.Atoi(mnc)
+
+ if err != nil{
+ return errors.New("#configuration.validateMnc - mnc is not a number\n")
+ }
+
+ if mncAsInt < 0 {
+ return errors.New("#configuration.validateMnc - mnc is negative\n")
+ }
+
+ return nil
+}
+
+func validateRicId(ricId string) error{
+
+ if len(ricId) == 0{
+ return errors.New("#configuration.validateRicId - ricId is missing or empty\n")
+ }
+
+ if len(ricId) != 5 {
+ return errors.New("#configuration.validateRicId - ricId length should be 5 hex characters\n")
+ }
+
+ _, err := strconv.ParseUint(ricId, 16, 64)
+ if err != nil {
+ return errors.New("#configuration.validateRicId - ricId is not hex number\n")
+ }
+
+ return nil
+}
+
+
+func (c *Configuration) String() string {
+ return fmt.Sprintf("{logging.logLevel: %s, http.port: %d, rmr: { port: %d, maxMsgSize: %d}, routingManager.baseUrl: %s, "+
+ "notificationResponseBuffer: %d, bigRedButtonTimeoutSec: %d, maxRnibConnectionAttempts: %d, "+
+ "rnibRetryIntervalMs: %d, keepAliveResponseTimeoutMs: %d, keepAliveDelayMs: %d, e2tInstanceDeletionTimeoutMs: %d, "+
+ "globalRicId: { ricId: %s, mcc: %s, mnc: %s}, StateChangeMessageChannel: %s",
+ c.Logging.LogLevel,
+ c.Http.Port,
+ c.Rmr.Port,
+ c.Rmr.MaxMsgSize,
+ c.RoutingManager.BaseUrl,
+ c.NotificationResponseBuffer,
+ c.BigRedButtonTimeoutSec,
+ c.MaxRnibConnectionAttempts,
+ c.RnibRetryIntervalMs,
+ c.KeepAliveResponseTimeoutMs,
+ c.KeepAliveDelayMs,
+ c.E2TInstanceDeletionTimeoutMs,
+ c.GlobalRicId.RicId,
+ c.GlobalRicId.Mcc,
+ c.GlobalRicId.Mnc,
+ c.StateChangeMessageChannel,
+ )