* This field is required to prevent concurrent modification conflicts
     * by ensuring the configuration hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;

        for (final byte element : this.b) {
            final int n = element & 0xff;
            if (n <= 0x0f) {
                ret.append("0");
            }
            ret.append(Integer.toHexString(n));
        }
        return ret.toString();
    }

    Set<Integer> set1 = newHashSet(1, 2);
    Set<Integer> set2 = newHashSet(2, 3);
    Set<Integer> difference = difference(set1, set2);
    assertThat(difference).containsExactly(1);
    set1.add(0);
    assertThat(difference).containsExactly(0, 1);
    set2.remove(2);
    assertThat(difference).containsExactly(0, 1, 2);
  }

  public void testSymmetricDifference_isView() {
    Set<Integer> set1 = newHashSet(1, 2);

    for (int i = -3; i <= 3; i++) {
      testIntsBuilder
          .add(i)
          .add(force32(Integer.MIN_VALUE + i))
          .add(force32(Integer.MAX_VALUE + i));
      testLongsBuilder
          .add((long) i)
          .add((long) Integer.MIN_VALUE + i)
          .add((long) Integer.MAX_VALUE + i)
          .add((1L << 32) + i);
    }
    TEST_INTS = testIntsBuilder.build();

    // to replace a bunch of one-off binary searches
    private static final Map<Integer, String> errorCodeMessages;
    private static final Map<Integer, String> winErrorCodeMessages;
    private static final Map<Integer, Integer> dosErrorCodeStatuses;

    static {
        final Map<Integer, String> errorCodeMessagesTmp = new HashMap<>();
        for (int i = 0; i < NT_STATUS_CODES.length; i++) {

    assertFalse(Assignability.of().isAssignable());
    assertTrue(new Assignability<Integer, Integer>() {}.isAssignable());
    assertTrue(new Assignability<Integer, Object>() {}.isAssignable());
    assertFalse(new Assignability<Integer, String>() {}.isAssignable());
    TypeTokenTest.<Number, Integer>assignabilityTestWithTypeVariables();
  }

        return this;
    }

    public void setSortOrder_Equal(Integer sortOrder) {
        setSortOrder_Term(sortOrder, null);
    }

    public void setSortOrder_Equal(Integer sortOrder, ConditionOptionCall<TermQueryBuilder> opLambda) {
        setSortOrder_Term(sortOrder, opLambda);
    }

    public void setSortOrder_Term(Integer sortOrder) {
        setSortOrder_Term(sortOrder, null);
    }

@NullUnmarked
public final class SetsFilterNavigableSetTest extends AbstractFilteredNavigableSetTest {
  @Override
  NavigableSet<Integer> createUnfiltered(Iterable<Integer> contents) {
    return Sets.newTreeSet(contents);
  }

  @Override
  NavigableSet<Integer> filter(
      NavigableSet<Integer> elements, Predicate<? super Integer> predicate) {
    return Sets.filter(elements, predicate);
  }

  }

  public void testWrap() {
    assertThat(Primitives.wrap(int.class)).isSameInstanceAs(Integer.class);
    assertThat(Primitives.wrap(Integer.class)).isSameInstanceAs(Integer.class);
    assertThat(Primitives.wrap(String.class)).isSameInstanceAs(String.class);
  }

  public void testUnwrap() {
    assertThat(Primitives.unwrap(Integer.class)).isSameInstanceAs(int.class);

            }
        }

        // Assert: consumer called exactly for the 3 known codes, with the right arguments
        ArgumentCaptor<Integer> dosCaptor = ArgumentCaptor.forClass(Integer.class);
        ArgumentCaptor<Integer> ntCaptor = ArgumentCaptor.forClass(Integer.class);
        verify(consumer, times(3)).accept(dosCaptor.capture(), ntCaptor.capture());