public void setUsernamePrefix(String usernamePrefix) {
        this.usernamePrefix = usernamePrefix;
    }
<p>
The prefix that is prepended to username claims to prevent clashes with existing names. The prefix can't contain
<code>system:</code>
</p>

@param usernamePrefix
       The prefix that is prepended to username claims to prevent clashes with existing names. The prefix can't
       contain <code>system:</code>
aws-java-sdk-eks/src/main/java/com/amazonaws/services/eks/model/OidcIdentityProviderConfig.java