StandardConfigDataLoader Class — spring-boot Architecture

Source Code

core/spring-boot/src/main/java/org/springframework/boot/context/config/StandardConfigDataLoader.java lines 36–60

public class StandardConfigDataLoader implements ConfigDataLoader<StandardConfigDataResource> {

	private static final PropertySourceOptions PROFILE_SPECIFIC = PropertySourceOptions.always(Option.PROFILE_SPECIFIC);

	private static final PropertySourceOptions NON_PROFILE_SPECIFIC = PropertySourceOptions.ALWAYS_NONE;

	@Override
	public ConfigData load(ConfigDataLoaderContext context, StandardConfigDataResource resource)
			throws IOException, ConfigDataNotFoundException {
		if (resource.isEmptyDirectory()) {
			return ConfigData.EMPTY;
		}
		ConfigDataResourceNotFoundException.throwIfDoesNotExist(resource, resource.getResource());
		StandardConfigDataReference reference = resource.getReference();
		Resource originTrackedResource = OriginTrackedResource.of(resource.getResource(),
				Origin.from(reference.getConfigDataLocation()));
		String name = String.format("Config resource '%s' via location '%s'", resource,
				reference.getConfigDataLocation());
		List<PropertySource<?>> propertySources = reference.getPropertySourceLoader()
			.load(name, originTrackedResource, reference.getEncoding());
		PropertySourceOptions options = (resource.getProfile() != null) ? PROFILE_SPECIFIC : NON_PROFILE_SPECIFIC;
		return new ConfigData(propertySources, options);
	}

}