&& entriesDiffering().equals(other.entriesDiffering());
      }
      return false;
    }

    @Override
    public int hashCode() {
      return Objects.hashCode(
          entriesOnlyOnLeft(), entriesOnlyOnRight(), entriesInCommon(), entriesDiffering());
    }

    @Override
    public String toString() {
      if (areEqual()) {

        Signature that = (Signature) obj;
        return name.equals(that.name) && parameterTypes.equals(that.parameterTypes);
      }
      return false;
    }

    @Override
    public int hashCode() {
      return Objects.hashCode(name, parameterTypes);
    }
  }

  /**
   * Verifies that {@code invokable} produces a {@link NullPointerException} or {@link

 * {@code ContiguousSet.create(Range.greaterThan(0), DiscreteDomain.integers()}). Certain operations
 * on such a set can be performed efficiently, but others (such as {@link Set#hashCode} or {@link
 * Collections#frequency}) can cause major performance problems.
 *
 * @author Gregory Kick
 * @since 10.0
 */
@GwtCompatible(emulated = true)

    }

    private static class MyKey {
        Object _key;

        MyKey(Object key) {
            _key = key;
        }

        @Override
        public int hashCode() {
            return 0;
        }

        @Override
        public boolean equals(Object o) {
            if (o == this) {
                return true;
            }

    private final TypeVariable<?> var;

    TypeVariableKey(TypeVariable<?> var) {
      this.var = checkNotNull(var);
    }

    @Override
    public int hashCode() {
      return Objects.hashCode(var.getGenericDeclaration(), var.getName());
    }

    @Override
    public boolean equals(@CheckForNull Object obj) {
      if (obj instanceof TypeVariableKey) {

   * @return the {@link HashCode} of all of the bytes in the file
   * @throws IOException if an I/O error occurs
   * @since 12.0
   * @deprecated Prefer {@code asByteSource(file).hash(hashFunction)}.
   */
  @Deprecated
  @InlineMe(
      replacement = "Files.asByteSource(file).hash(hashFunction)",
      imports = "com.google.common.io.Files")
  public

    abstract int readParameterWordsWireFormat( byte[] buffer, int bufferIndex );
    abstract int readBytesWireFormat( byte[] buffer, int bufferIndex );

    public int hashCode() {
        return mid;
    }
    public boolean equals( Object obj ) {
        return obj instanceof ServerMessageBlock && ((ServerMessageBlock)obj).mid == mid;
    }
    public String toString() {

    for (int i : keys) {
      cache.getUnchecked(i);
    }
  }

  private Object objectWithHash(final int hash) {
    return new Object() {
      @Override
      public int hashCode() {
        return hash;
      }
    };
  }

    assertTrue(multimap.entries().isEmpty());
    assertTrue(multimap.equals(ArrayListMultimap.create()));
    assertEquals(emptyList(), multimap.get("foo"));
    assertEquals(0, multimap.hashCode());
    assertTrue(multimap.isEmpty());
    assertEquals(HashMultiset.create(), multimap.keys());
    assertEquals(emptySet(), multimap.keySet());
    assertEquals(0, multimap.size());

   *
   * <p><b>Comparison to {@code java.util.Optional}:</b> this class leaves the specific choice of
   * hash code unspecified, unlike the Java 8+ equivalent.
   */
  @Override
  public abstract int hashCode();

  /**
   * Returns a string representation for this instance.
   *
   * <p><b>Comparison to {@code java.util.Optional}:</b> this class leaves the specific string