public void setRefreshToken(String refreshToken) {
        this.refreshToken = refreshToken;
    }
<p>
Renews a token generated for a user to access the Amazon Connect instance.
</p>

@param refreshToken
       Renews a token generated for a user to access the Amazon Connect instance.
aws-java-sdk-connect/src/main/java/com/amazonaws/services/connect/model/Credentials.java