ReverseStringProtocolResolver Class — spring-boot Architecture

Source Code

core/spring-boot/src/test/java/org/springframework/boot/io/ReverseStringProtocolResolver.java lines 33–49

class ReverseStringProtocolResolver implements ProtocolResolver {

	private static final String PREFIX = "reverse:";

	@Override
	public @Nullable Resource resolve(String location, ResourceLoader resourceLoader) {
		if (!location.startsWith(PREFIX)) {
			return null;
		}
		return new ByteArrayResource(reverse(location.substring(PREFIX.length())));
	}

	private byte[] reverse(String substring) {
		return new StringBuilder(substring).reverse().toString().getBytes(StandardCharsets.UTF_8);
	}

}