ConfigDataLoader Type — spring-boot Architecture

Source Code

core/spring-boot/src/main/java/org/springframework/boot/context/config/ConfigDataLoader.java lines 46–69

public interface ConfigDataLoader<R extends ConfigDataResource> {

	/**
	 * Returns if the specified resource can be loaded by this instance.
	 * @param context the loader context
	 * @param resource the resource to check.
	 * @return if the resource is supported by this loader
	 */
	default boolean isLoadable(ConfigDataLoaderContext context, R resource) {
		return true;
	}

	/**
	 * Load {@link ConfigData} for the given resource.
	 * @param context the loader context
	 * @param resource the resource to load
	 * @return the loaded config data or {@code null} if the location should be skipped
	 * @throws IOException on IO error
	 * @throws ConfigDataResourceNotFoundException if the resource cannot be found
	 */
	@Nullable ConfigData load(ConfigDataLoaderContext context, R resource)
			throws IOException, ConfigDataResourceNotFoundException;

}