* problematic AtomicReferenceFieldUpdaterAtomicHelper code path. However, the same problem *does*
   * matter with AggregateFutureState, which does not have an Unsafe-based helper.
   *
   * This same problem is one of the reasons for us to likewise use package-private for the fields
   * in Waiter.
   */

  /**

 * {@link #at}, {@link #set}, {@link #toArray}, {@link #rowKeyList}, and {@link #columnKeyList}
 * methods for more details.
 *
 * <p>Note that this implementation is not synchronized. If multiple threads access the same cell of
 * an {@code ArrayTable} concurrently and one of the threads modifies its value, there is no
 * guarantee that the new value will be fully visible to the other threads. To guarantee that

    entry.setValueReference(oldValueRef);

    // no entry
    assertFalse(segment.replace(key, hash, oldValue, newValue));
    assertEquals(0, segment.count);

    // same value
    table.set(index, entry);
    segment.count++;
    assertEquals(1, segment.count);
    assertSame(oldValue, segment.get(key, hash));
    assertTrue(segment.replace(key, hash, oldValue, newValue));

  @J2ObjCIncompatible
  public static File createTempDir() {
    return TempFileCreator.INSTANCE.createTempDir();
  }

  /**
   * Creates an empty file or updates the last updated timestamp on the same as the unix command of
   * the same name.
   *
   * @param file the file to create or update
   * @throws IOException if an I/O error occurs
   */
  @SuppressWarnings("GoodTime") // reading system time without TimeSource

      ImmutableList<T> group = groups.get(groupNumber);
      for (int itemNumber = 0; itemNumber < group.size(); itemNumber++) {
        // check related items in same group
        for (int relatedItemNumber = 0; relatedItemNumber < group.size(); relatedItemNumber++) {
          if (itemNumber != relatedItemNumber) {
            assertRelated(groupNumber, itemNumber, relatedItemNumber);

        return fileConfigBhv.selectByPK(id);
    }

    /**
     * Retrieves a file configuration by its name.
     * If multiple configurations exist with the same name, returns the first one
     * ordered by sort order.
     *
     * @param name the name of the file configuration to retrieve
     * @return an OptionalEntity containing the file configuration if found, empty otherwise

        SsoProcessException exception1 = new SsoProcessException("Test");
        SsoProcessException exception2 = new SsoProcessException("Test");

        // Both instances should be of the same class
        assertEquals(exception1.getClass(), exception2.getClass());
    }

    public void test_throwAndCatch() {
        // Test throwing and catching the exception

  @DoNotCall("Always throws UnsupportedOperationException")
  public final void clear() {
    throw new UnsupportedOperationException();
  }

  /**
   * Returns an {@code ImmutableList} containing the same elements, in the same order, as this
   * collection.
   *
   * <p><b>Performance note:</b> in most cases this method can return quickly without actually

   * unimplemented. So instead we use a dynamic proxy to get an implementation. If the method being
   * called on the {@code TypeVariable} instance has the same name as one of the public methods of
   * {@link TypeVariableImpl}, the proxy calls the same method on its instance of {@code
   * TypeVariableImpl}. Otherwise it throws {@link UnsupportedOperationException}; this should only

 *       String}.
 *   <li>{@code getElement} on a {@code Multiset.Entry<@Nullable String>} returns {@code @Nullable
 *       String}.
 * </ul>
 *
 * This is the same behavior as type-variable usages have to Kotlin and to the Checker Framework.
 * Contrast the method above to:
 *
 * <ul>
 *   <li>methods whose return type is a type variable but which can never return {@code null},