// ContainsReservedChars - returns whether the input string contains reserved characters.
func ContainsReservedChars(s string) bool {
	return strings.ContainsAny(s, reservedChars)
}

// IsAccessKeyValid - validate access key for right length.
func IsAccessKeyValid(accessKey string) bool {
	return len(accessKey) >= accessKeyMinLen
}

// IsSecretKeyValid - validate secret key for right length.
func IsSecretKeyValid(secretKey string) bool {

	return c.AccessKey == "" && c.SecretKey == "" && c.SessionToken == ""
}

// Validate validates if credentials are valid
func (c BatchJobReplicateCredentials) Validate() error {
	if !auth.IsAccessKeyValid(c.AccessKey) || !auth.IsSecretKeyValid(c.SecretKey) {
		return errInvalidArgument
	}
	return nil
}

// BatchJobReplicateTarget describes target element of the replication job that receives

	if !sys.Initialized() {
		return updatedAt, errServerNotInitialized
	}

	if !auth.IsAccessKeyValid(accessKey) {
		return updatedAt, auth.ErrInvalidAccessKeyLength
	}

	if auth.ContainsReservedChars(accessKey) {
		return updatedAt, auth.ErrContainsReservedChars
	}