GaetanoPiazzolla

public class JWTInterceptor implements HandlerInterceptor {

    @Value("${jwt.key}")
    private String jwtKey;

    @Autowired
    private BlackListingService blackListingService;

    @Autowired
    private UserRequestScopedBean userRequestScopedBean;

GaetanoPiazzolla

public class Resurrected {

    private static final Set<Resurrected> resurrected = new HashSet<>();

    @Override
    protected void finalize() throws Throwable {
        resurrected.add(this); // Resurrect the object by creating a new reference 
    }

}

GaetanoPiazzolla

@Override
protected void finalize() throws Throwable {
  // closing resources here.... 
	super.finalize();
}

GaetanoPiazzolla

FileInputStream  input  = null;
try {
    input  = new FileInputStream(file1);
    input.close();   input  = null;
} finally {
    if (input  != null) input.close();
}

GaetanoPiazzolla

sessionStorage.setItem('pets', '{"pets":{"fido":{"species":"dog"}}}');

const store = createStore();
const persister = createSessionPersister(store, 'pets');

await persister.load();
console.log(store.getTables());
// -> {pets: {fido: {species: 'dog'}}}

sessionStorage.clear();

GaetanoPiazzolla

const store = createStore().setTable('pets', {
  fido: {species: 'dog'},
  felix: {species: 'cat'},
  cujo: {species: 'dog'},
});
const indexes = createIndexes(store);
indexes.setIndexDefinition(
  'bySpecies', // indexId
  'pets', // tableId to index
  'species', // cellId to index

GaetanoPiazzolla

const store = createStore().setTables({pets: {fido: {sold: false}}});
const checkpoints = createCheckpoints(store);
checkpoints.setSize(200);
store.setCell('pets', 'fido', 'sold', true);
checkpoints.addCheckpoint('sale');
console.log(store.getCell('pets', 'fido', 'sold'));
// -> true
checkpoints.goBackward();
console.log(store.getCell('pets', 'fido', 'sold'));
// -> false

GaetanoPiazzolla

const listenerId = store.addTableListener('pets', () =>
   console.log('changed'),
);
store.setCell('pets', 'fido', 'sold', false);
// -> 'changed'
store.delListener(listenerId);

GaetanoPiazzolla

const store = createStore()
  .setTables({pets: {fido: {species: 'dog'}}})
  .setSchema({
    pets: {
      species: {type: 'string'},
      sold: {type: 'boolean', default: false},
    },
});
console.log(store.getTables());
// -> {pets: {fido: {species: 'dog', sold: false}}}

GaetanoPiazzolla

// r2dbc
public Mono<OrderDTO> addOrder(@RequestParam("bookIsbn") String bookIsbn, @RequestParam("firstName") String firstName) {
    return Mono.just(UUID.randomUUID()).flatMap(uuid -> {
        log.info("addOrder() {} running", uuid);

        Mono<User> user = userRepository.findByFirstName(firstName);
        Mono<Book> book = bookRepository.findByIsbn(bookIsbn);

        return Mono.zip(user, book).flatMap(zipFlux -> {
                    log.info("addOrder() {} I've got user and book", uuid);