return credential == null ? this : useCredentials(getCredentialSource().with(IdentityCredentials.NONE.withCredential(credential)));
}
public final AuthenticationConfiguration with(AuthenticationConfiguration other) {
return other.copyTo(this);
}
<BUG>final CallbackHandler getCallbackHandler() {
return callbackHandler;
}</BUG>
private SaslClientFactory getSaslClientFactory() {
if (saslClientFactory == null) {

return credential == null ? this : useCredentials(getCredentialSource().with(IdentityCredentials.NONE.withCredential(credential)));
}
public final AuthenticationConfiguration with(AuthenticationConfiguration other) {
return other.copyTo(this);
}
CallbackHandler getCallbackHandler() {
return null;
}
private SaslClientFactory getSaslClientFactory() {
if (saslClientFactory == null) {
