{* ../../docs_src/dataclasses_/tutorial001_py310.py hl[1,6:11,18:19] *}

Cela fonctionne grâce à **Pydantic**, qui offre une [prise en charge interne des `dataclasses`](https://docs.pydantic.dev/latest/concepts/dataclasses/#use-of-stdlib-dataclasses-with-basemodel).

import com.google.common.annotations.J2ktIncompatible;
import java.io.Serializable;
import java.util.Iterator;
import org.jspecify.annotations.Nullable;

/** An ordering that uses the reverse of a given order. */
@GwtCompatible
final class ReverseOrdering<T extends @Nullable Object> extends Ordering<T>
    implements Serializable {
  final Ordering<? super T> forwardOrder;

    assertThat(max(a, b)).isSameInstanceAs(a);
  }

  public void testMinMaxComparator() {
    Comparator<Integer> reverse = reverseOrder();
    assertThat(min(1, 2, reverse)).isEqualTo(2);
    assertThat(min(2, 1, reverse)).isEqualTo(2);
    assertThat(max(1, 2, reverse)).isEqualTo(1);
    assertThat(max(2, 1, reverse)).isEqualTo(1);
  }

  /**

  }

  @Override
  @SuppressWarnings("nullness") // should be safe, but not sure if we can avoid the warning
  public <S extends @Nullable T> Ordering<S> reverse() {
    // ordering.reverse() might be optimized, so let it do its thing
    return ordering.<T>reverse().<@NonNull S>nullsLast();
  }

  @SuppressWarnings("unchecked") // still need the right way to explain this
  @Override

  }

  @Override
  @SuppressWarnings("nullness") // should be safe, but not sure if we can avoid the warning
  public <S extends @Nullable T> Ordering<S> reverse() {
    // ordering.reverse() might be optimized, so let it do its thing
    return ordering.<T>reverse().<@NonNull S>nullsFirst();
  }

  @Override
  public <S extends @Nullable T> Ordering<@Nullable S> nullsFirst() {
    return ordering.<@NonNull S>nullsFirst();
  }

  }

  @Override
  @SuppressWarnings("nullness") // should be safe, but not sure if we can avoid the warning
  public <S extends @Nullable T> Ordering<S> reverse() {
    // ordering.reverse() might be optimized, so let it do its thing
    return ordering.<T>reverse().<@NonNull S>nullsFirst();
  }

  @Override
  public <S extends @Nullable T> Ordering<@Nullable S> nullsFirst() {
    return ordering.<@NonNull S>nullsFirst();
  }

        getUpperEndpoint(),
        getUpperBoundType());
  }

  @LazyInit private transient @Nullable GeneralRange<T> reverse;

  /** Returns the same range relative to the reversed comparator. */
  GeneralRange<T> reverse() {
    GeneralRange<T> result = reverse;
    if (result == null) {
      result =
          new GeneralRange<>(
              reverseComparator(comparator),

    Converter<String, TestEnum> converter = Enums.stringConverter(TestEnum.class);
    assertThat(converter.reverse().convert(TestEnum.CHEETO)).isEqualTo("CHEETO");
    assertThat(converter.reverse().convert(TestEnum.HONDA)).isEqualTo("HONDA");
    assertThat(converter.reverse().convert(TestEnum.POODLE)).isEqualTo("POODLE");
  }

  @J2ktIncompatible

        .isEqualTo("FOO_BAR");
    assertThat(UPPER_UNDERSCORE.converterTo(LOWER_CAMEL).reverse().convert("fooBar"))
        .isEqualTo("FOO_BAR");
    assertThat(UPPER_CAMEL.converterTo(UPPER_UNDERSCORE).reverse().convert("FOO_BAR"))
        .isEqualTo("FooBar");
    assertThat(LOWER_CAMEL.converterTo(UPPER_UNDERSCORE).reverse().convert("FOO_BAR"))

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import java.io.Serializable;
import java.util.Iterator;

/** An ordering that uses the reverse of the natural order of the values. */
@GwtCompatible
final class ReverseNaturalOrdering extends Ordering<Comparable<?>> implements Serializable {
  static final ReverseNaturalOrdering INSTANCE = new ReverseNaturalOrdering();