e,
          equalObject1
              + " [group 1, item 1] must be Object#equals to "
              + notEqualObject1
              + " [group 1, item 2]");
      return;
    }
    fail("Should get not equal to equal object error");
  }

  /**
   * Test EqualsTester with no equals or not equals objects. This checks proper handling of null,
   * incompatible class and reflexive tests
   */

      if (!endpointPair.isOrdered()) {
        return false;
      }

      Object source = endpointPair.source();
      Object target = endpointPair.target();
      return (node.equals(source) && graph.successors(node).contains(target))
          || (node.equals(target) && graph.predecessors(node).contains(source));
    } else {
      if (endpointPair.isOrdered()) {
        return false;
      }

 * change the behavior of {@link #equals}, which can lead to unexpected behavior. In this case, you
 * should override {@code equals} as well, either providing your own implementation, or delegating
 * to the provided {@code standardEquals} method.
 *
 * <p>Each of the {@code standard} methods, where appropriate, use {@link Objects#equals} to test

  /** Constructor for use by subclasses. */
  protected ForwardingSet() {}

  @Override
  protected abstract Set<E> delegate();

  @Override
  public boolean equals(@Nullable Object object) {
    return object == this || delegate().equals(object);
  }

  @Override
  public int hashCode() {
    return delegate().hashCode();
  }

  /**

            public Collection<ProducedArtifact> getArtifacts() {
                return artifacts;
            }

            @Override
            public boolean equals(Object o) {
                return o instanceof DefaultArtifactInstallerRequest that && Objects.equals(artifacts, that.artifacts);
            }

            @Override
            public int hashCode() {
                return Objects.hashCode(artifacts);

                continue;
            }
            if (ModifierUtil.isStatic(method.getModifiers()) && method.getName().equals("valueOf") && method.getParameterTypes().length == 1
                    && method.getParameterTypes()[0].equals(String.class)) {
                valueOfMethod = method;
                break;
            }
        }
    }

                    v.getVersions().add( version );
                }
            }

            if ( "null".equals( versioning.getLastUpdated() ) )
            {
                versioning.setLastUpdated( null );
            }

            if ( "null".equals( v.getLastUpdated() ) )
            {
                v.setLastUpdated( null );
            }

    @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) {

@GwtIncompatible // nottested
@NullUnmarked
public class FilteredMultimapTest extends TestCase {

  private static final Predicate<Entry<String, Integer>> ENTRY_PREDICATE =
      entry ->
          !Objects.equals(entry.getKey(), "badkey") && !Objects.equals(entry.getValue(), 55556);

  protected Multimap<String, Integer> create() {
    Multimap<String, Integer> unfiltered = HashMultimap.create();
    unfiltered.put("foo", 55556);

   * {@code C}:
   *
   * <ul>
   *   <li>If {@code C} explicitly implements {@link Object#equals}, the deserialized instance will
   *       be checked to be equal to the instance before serialization.
   *   <li>If {@code C} doesn't explicitly implement {@code equals} but instead inherits it from a
   *       superclass, no equality check is done on the deserialized instance because it's not clear