class ConfigurationRegistry implements Closeable {

	public static Builder builder() {
		return new Builder();
	}

	@Deprecated public  ConfigurationRegistry(Iterable<? extends ConfigurationOptionProvider> optionProviders,
								 List<ConfigurationSource> configSources);
	@Deprecated public  ConfigurationRegistry(Iterable<? extends ConfigurationOptionProvider> optionProviders,
								 List<ConfigurationSource> configSources, boolean failOnMissingRequiredValues);

}