}

  @Override
  ContiguousSet<C> headSetImpl(C toElement, boolean inclusive) {
    return intersectionInCurrentDomain(Range.upTo(toElement, BoundType.forBoolean(inclusive)));
  }

  @Override
  @SuppressWarnings("unchecked") // TODO(cpovirk): Use a shared unsafeCompare method.
  ContiguousSet<C> subSetImpl(
      C fromElement, boolean fromInclusive, C toElement, boolean toInclusive) {

    }

    /** {@inheritDoc} */
    @Override
    public boolean isSnapshot() {
        return artifact.isSnapshot();
    }

    /** {@inheritDoc} */
    @Override
    public int compareTo(Artifact a) {
        return artifact.compareTo(a);
    }

    /** {@inheritDoc} */
    @Override
    public void setResolved(boolean resolved) {
        artifact.setResolved(resolved);
    }

    }

    @Override
    public boolean contains(Object object) {
      return standardContains(object);
    }

    @Override
    public boolean containsAll(Collection<?> collection) {
      return standardContainsAll(collection);
    }

    @Override
    public boolean remove(Object object) {
      return standardRemove(object);
    }

    @Override
    public boolean removeAll(Collection<?> collection) {

    @SuppressWarnings("EqualsHashCode")
    @Override
    public boolean equals(@Nullable Object other) {
      return (other instanceof ClassWhichIsAlwaysEqualButHasDifferentHashcodes);
    }
  }

  private static class ObjectWhichIsEqualButChangesClass implements Serializable {
    private static final long serialVersionUID = 1L;

    @Override
    public boolean equals(@Nullable Object other) {

        return repositoryLayouts.get(layoutId);
    }

    @Override
    public ArtifactRepository createDeploymentArtifactRepository(
            String id, String url, String layoutId, boolean uniqueVersion) throws UnknownRepositoryLayoutException {
        ArtifactRepositoryLayout layout = repositoryLayouts.get(layoutId);

        checkLayout(id, layoutId, layout);

        private byte[] rawPayload;

        // Response interface fields
        private boolean received = false;
        private int grantedCredits = 0;
        private int errorCode = 0;
        private boolean verifyFailed = false;
        private boolean error = false;
        private Exception exception;
        private Long expiration;

        public MockNotifyResponse(List<FileNotifyInformation> notifyInfo) {

                  + listener
                  + " with executor "
                  + executor,
              e);
    }
  }

  @Override
  public boolean cancel(boolean mayInterruptIfRunning) {
    return false;
  }

  // TODO(lukes): Consider throwing InterruptedException when appropriate.
  @Override
  @ParametricNullness
  public V get() {
    return value;
  }

        assertEquals(Boolean.TRUE, DocumentUtil.getValue(doc, "boolTrue", Boolean.class));

        doc.put("boolFalse", false);
        assertEquals(Boolean.FALSE, DocumentUtil.getValue(doc, "boolFalse", Boolean.class));

        doc.put("boolStr", "anything");
        assertEquals(Boolean.FALSE, DocumentUtil.getValue(doc, "boolStr", Boolean.class));
    }

    public void test_unsupported_type_conversion() {

        Boolean testValue = true;
        OptionalEntity<Boolean> result = OptionalUtil.ofNullable(testValue);

        assertNotNull(result);
        assertTrue(result.isPresent());
        assertEquals(Boolean.TRUE, result.get());
    }

    public void test_ofNullable_withFalseBoolean() {
        Boolean testValue = false;
        OptionalEntity<Boolean> result = OptionalUtil.ofNullable(testValue);

 * javadoc for details.
 */
@GwtCompatible
abstract class CommonMatcher {
  public abstract boolean matches();

  public abstract boolean find();

  public abstract boolean find(int index);

  public abstract String replaceAll(String replacement);

  public abstract int end();

  public abstract int start();