import org.jspecify.annotations.Nullable;

/**
 * Bimap with zero or more mappings.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@SuppressWarnings("serial") // uses writeReplace(), not default serialization
final class RegularImmutableBiMap<K, V> extends ImmutableBiMap<K, V> {
  static final RegularImmutableBiMap<Object, Object> EMPTY = new RegularImmutableBiMap<>();

  private final transient @Nullable Object keyHashTable;

/**
 * Implementation of {@link ImmutableMultiset} with zero or more elements.
 *
 * @author Jared Levy
 * @author Louis Wasserman
 */
@GwtCompatible
@SuppressWarnings("serial") // uses writeReplace(), not default serialization
final class RegularImmutableMultiset<E> extends ImmutableMultiset<E> {
  static final RegularImmutableMultiset<Object> EMPTY =
      new RegularImmutableMultiset<>(ObjectCountHashMap.create());

        });
        assertEquals(expectedMessage, thrownWithBoth.getMessage());
        assertEquals(cause, thrownWithBoth.getCause());
    }

    @Test
    @DisplayName("Test serialization compatibility")
    public void testSerialVersionUID() {
        // Verify that the serialVersionUID is set
        TransportException exception = new TransportException();

            return true;
          }

          // redeclare to help optimizers with b/310253115
          @SuppressWarnings("RedundantOverride")
          @Override
          @J2ktIncompatible // serialization
          Object writeReplace() {
            return super.writeReplace();
          }
        };
    ImmutableRangeMap<K, V> outer = this;

        // Test that the serialVersionUID is properly defined
        // This test verifies that the class can be instantiated and has the serial version UID
        ServletException servletException = new ServletException("Serialization test");
        ServletRuntimeException runtimeException = new ServletRuntimeException(servletException);

        // The fact that we can create the instance verifies the serialVersionUID is defined

* `datetime.timedelta`:
    * 파이썬의 `datetime.timedelta`.
    * 요청과 응답에서 전체 초(seconds)의 `float`로 표현됩니다.
    * Pydantic은 "ISO 8601 시차 인코딩"으로 표현하는 것 또한 허용합니다. <a href="https://docs.pydantic.dev/latest/concepts/serialization/#json_encoders" class="external-link" target="_blank">더 많은 정보는 이 문서에서 확인하십시오.</a>.
* `frozenset`:
    * 요청과 응답에서 `set`와 동일하게 취급됩니다:
        * 요청 시, 리스트를 읽어 중복을 제거하고 `set`로 변환합니다.
        * 응답 시, `set`는 `list`로 변환됩니다.

* <abbr title="також відомий як: serialization, parsing, marshalling">Перетворення</abbr> вхідних даних: з мережі до даних і типів Python. Читання з:
    * JSON.
    * Параметрів шляху.
    * Параметрів запиту.
    * Cookies.
    * Headers.
    * Forms.
    * Файлів.

    }

    public void test_serialization() {
        // Test that the exception has serialVersionUID
        ThumbnailGenerationException exception = new ThumbnailGenerationException("Test serialization");

        // The exception should be serializable as it extends RuntimeException
        assertTrue(exception instanceof java.io.Serializable);
    }

    public void test_toString() {

import org.jspecify.annotations.Nullable;

/**
 * Unit test for {@link AbstractMultiset}.
 *
 * @author Kevin Bourrillion
 * @author Louis Wasserman
 */
@SuppressWarnings("serial") // No serialization is used in this test
@GwtCompatible
@NullMarked
public class SimpleAbstractMultisetTest extends TestCase {
  @J2ktIncompatible
  @GwtIncompatible // suite
  @AndroidIncompatible // test-suite builders

 * subclasses. Without such overrides, optimizers might put a {@code writeReplace}-containing class
 * and its subclass in different packages, causing the serialization system to fail to invoke {@code
 * writeReplace} when serializing an instance of the subclass. For an example of this problem, see
 * b/310253115.
 */
@NullUnmarked
public class WriteReplaceOverridesTest extends TestCase {