*
 * <p><b>{@code default} method warning:</b> This class forwards calls to <i>only some</i> {@code
 * default} methods. Specifically, it forwards calls only for methods that existed <a
 * href="https://docs.oracle.com/javase/7/docs/api/java/util/concurrent/ConcurrentMap.html">before
 * {@code default} methods were introduced</a>. For newer methods, like {@code forEach}, it inherits

Mais dans de nombreux cas, la lecture d'un fichier ou d'un objet de type fichier bloquera.

///

    /**
     * Creates a new EditForm instance.
     */
    public EditForm() {
        super();
    }

    /**
     * The unique identifier of the Kuromoji dictionary entry being edited.
     * This is a required field for identifying which dictionary entry to update.
     */
    @Required
    @ValidateTypeFailure
    public Long id;

    /**

    /**
     * Creates a new EditForm instance.
     */
    public EditForm() {
        super();
    }

    /**
     * The unique identifier of the duplicate host configuration being edited.
     * This is a required field for identifying which duplicate host entry to update.
     */
    @Required
    @Size(max = 1000)
    public String id;

    /**

    /**
     * Creates a new EditForm instance.
     */
    public EditForm() {
        super();
    }

    /**
     * The unique identifier of the request header configuration being edited.
     * This is a required field for identifying which request header entry to update.
     */
    @Required
    @Size(max = 1000)
    public String id;

    /**

    /**
     * Creates a new EditForm instance.
     */
    public EditForm() {
        super();
    }

    /**
     * The unique identifier of the elevate word configuration being edited.
     * This is a required field for identifying which elevate word entry to update.
     */
    @Required
    @Size(max = 1000)
    public String id;

    /**

    /**
     * Creates a new EditForm instance.
     */
    public EditForm() {
        super();
    }

    /**
     * The unique identifier of the stemmer override dictionary entry being edited.
     * This is a required field for identifying which dictionary entry to update.
     */
    @Required
    @ValidateTypeFailure
    public Long id;

    /**

   * @param columnKey column key that the value should be associated with
   * @param value value to be associated with the specified keys
   * @return the value previously associated with the keys, or {@code null} if no mapping existed
   *     for the keys
   */
  @CanIgnoreReturnValue
  @Nullable V put(
      @ParametricNullness R rowKey, @ParametricNullness C columnKey, @ParametricNullness V value);

  /**

     * Indicates whether this is a create, read, update, or delete operation.
     */
    @ValidateTypeFailure
    public int crudMode;

    /**
     * The unique identifier of the crawling information entry being edited.
     * This is a required field for identifying which crawling info to update.
     */
    @Required
    @Size(max = 1000)
    public String id;

    /**
     * The session identifier of the crawling session.

        print(f"Hi {name}!")
```

`typing` propose également un raccourci pour déclarer que quelque chose peut être `None`, avec `Optional`.

Voici un conseil issu de mon point de vue très subjectif :

- 🚨 Évitez d'utiliser `Optional[SomeType]`
- À la place ✨ **utilisez `Union[SomeType, None]`** ✨.