public void setInternalUserDatabaseEnabled(Boolean internalUserDatabaseEnabled) {
        this.internalUserDatabaseEnabled = internalUserDatabaseEnabled;
    }
<p>
True if the internal user database is enabled.
</p>

@param internalUserDatabaseEnabled
       True if the internal user database is enabled.
aws-java-sdk-elasticsearch/src/main/java/com/amazonaws/services/elasticsearch/model/AdvancedSecurityOptionsInput.java