class CoreConfigurationBuilder extends DefaultConfigurationBuilder {

    @Override
    public Configuration build() {
        Configuration cfg = new CoreConfiguration(
                new DefaultConfigurationContext(
                        serviceContext,
                        this.propertyFilters,
                        this.propertySources,
                        this.propertyConverters,
                        this.metaDataProvider
                ));
        built = true;
        return cfg;
    }

    public  CoreConfigurationBuilder();
    public  CoreConfigurationBuilder(Configuration config);
    public  CoreConfigurationBuilder(ConfigurationContext context);

}