}

  @Override
  public final boolean equals(@Nullable Object obj) {
    if (obj instanceof Subscriber) {
      Subscriber that = (Subscriber) obj;
      // Use == so that different equal instances will still receive events.
      // We only guard against the case that the same object is registered
      // multiple times
      return target == that.target && method.equals(that.method);
    }
    return false;
  }

 * interface. It does not permit null keys or values.
 *
 * <p><b>Note:</b> by default, the returned map uses equality comparisons (the {@link Object#equals
 * equals} method) to determine equality for keys or values. However, if {@link #weakKeys} was
 * specified, the map uses identity ({@code ==}) comparisons instead for keys. Likewise, if {@link

    Object[] params = new Object[paramTypes.length];
    for (int i = 0; i < paramTypes.length; i++) {
      Class<?> paramType = paramTypes[i];
      if (paramType.equals(String.class)) {
        params[i] = cause.toString();
      } else if (paramType.equals(Throwable.class)) {
        params[i] = cause;
      } else {
        return null;
      }
    }
    try {
      return constructor.newInstance(params);

Ici, avec `ge=1`, `item_id` devra être un nombre entier "`g`reater than or `e`qual" à `1`.

{* ../../docs_src/path_params_numeric_validations/tutorial004_an_py39.py hl[10] *}

## Validations numériques : supérieur ou égal et inférieur ou égal

La même chose s'applique pour :

* `gt` : `g`reater `t`han
* `le` : `l`ess than or `e`qual

{* ../../docs_src/path_params_numeric_validations/tutorial004_an_py39.py hl[10] *}

                logger.warn("Failed to install {}", artifact.getFileName(), e);
            }
            for (final Artifact a : artifacts) {
                if (a.getName().equals(artifact.getName()) && !a.getVersion().equals(artifact.getVersion())) {
                    try {
                        pluginHelper.deleteInstalledArtifact(a);
                    } catch (final Exception e) {

     * Equality is determined by the wrapped factory.
     * @param obj The object to compare.
     * @return true if equal, false otherwise.
     */
    @Override
    public boolean equals(final Object obj) {
        return factory.equals(obj);
    }

    /**
     * Returns a string representation of this wrapper.
     * @return A string representation.
     */
    @Override
    public String toString() {

   * identical inputs: This sounds like it ought to be a problem here, since the goals of this class
   * include testing that {@code equals()} is reflexive and is tolerant of {@code null}. However,
   * there's no problem. The reason: {@link EqualsTester} tests {@code null} and identical inputs
   * directly against {@code equals()} rather than through the {@code Equivalence}.
   */
  private final Equivalence<? super T> equivalence;

        assertObjectNotNull("ck", ck);
        if (ck.equals(ConditionKey.CK_GREATER_THAN)) {
            builder.gt(value);
        } else if (ck.equals(ConditionKey.CK_GREATER_EQUAL)) {
            builder.gte(value);
        } else if (ck.equals(ConditionKey.CK_LESS_THAN)) {
            builder.lt(value);
        } else if (ck.equals(ConditionKey.CK_LESS_EQUAL)) {
            builder.lte(value);
        }

        assertObjectNotNull("ck", ck);
        if (ck.equals(ConditionKey.CK_GREATER_THAN)) {
            builder.gt(value);
        } else if (ck.equals(ConditionKey.CK_GREATER_EQUAL)) {
            builder.gte(value);
        } else if (ck.equals(ConditionKey.CK_LESS_THAN)) {
            builder.lt(value);
        } else if (ck.equals(ConditionKey.CK_LESS_EQUAL)) {
            builder.lte(value);
        }

        checkRoundingUnnecessary(sqrtFloor.pow(2).equals(x)); // fall through
      case FLOOR:
      case DOWN:
        return sqrtFloor;
      case CEILING:
      case UP:
        int sqrtFloorInt = sqrtFloor.intValue();
        boolean sqrtFloorIsExact =
            (sqrtFloorInt * sqrtFloorInt == x.intValue()) // fast check mod 2^32
                && sqrtFloor.pow(2).equals(x); // slow exact check