ExplicitOrdering<?> that = (ExplicitOrdering<?>) object;
      return this.rankMap.equals(that.rankMap);
    }
    return false;
  }

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

  @Override
  public String toString() {
    return "Ordering.explicit(" + rankMap.keySet() + ")";
  }

  private static final long serialVersionUID = 0;

 * additional documentation, including:
 *
 * <ul>
 *   <li><a
 *       href="https://github.com/google/guava/wiki/GraphsExplained#equals-hashcode-and-graph-equivalence">
 *       {@code equals()}, {@code hashCode()}, and graph equivalence</a>
 *   <li><a href="https://github.com/google/guava/wiki/GraphsExplained#synchronization">
 *       Synchronization policy</a>

 * additional documentation, including:
 *
 * <ul>
 *   <li><a
 *       href="https://github.com/google/guava/wiki/GraphsExplained#equals-hashcode-and-graph-equivalence">
 *       {@code equals()}, {@code hashCode()}, and graph equivalence</a>
 *   <li><a href="https://github.com/google/guava/wiki/GraphsExplained#synchronization">
 *       Synchronization policy</a>

      return this.elementEquivalence.equals(that.elementEquivalence);
    }

    return false;
  }

  @Override
  public int hashCode() {
    return elementEquivalence.hashCode() ^ 0x46a3eb07;
  }

  @Override
  public String toString() {
    return elementEquivalence + ".pairwise()";
  }

  private static final long serialVersionUID = 1;

      RangeSet<?> other = (RangeSet<?>) obj;
      return this.asRanges().equals(other.asRanges());
    }
    return false;
  }

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

  @Override
  public final String toString() {
    return asRanges().toString();
  }

    Type type = capture();
    checkArgument(type instanceof TypeVariable, "%s should be a type variable.", type);
    this.typeVariable = (TypeVariable<?>) type;
  }

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

  @Override
  public final boolean equals(@CheckForNull Object o) {
    if (o instanceof TypeParameter) {
      TypeParameter<?> that = (TypeParameter<?>) o;

            return false;
        }
        FileModelSource other = (FileModelSource) obj;
        return getPath().equals(other.getPath());
    }

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

      UnhashableObject that = (UnhashableObject) object;
      return this.value == that.value;
    }
    return false;
  }

  @Override
  public int hashCode() {
    throw new UnsupportedOperationException();
  }

  // needed because otherwise Object.toString() calls hashCode()
  @Override
  public String toString() {
    return "DontHashMe" + value;
  }

  @Override
  public int compareTo(UnhashableObject o) {

    return isDirected() == other.isDirected()
        && nodes().equals(other.nodes())
        && edges().equals(other.edges());
  }

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

  /** Returns a string representation of this graph. */
  @Override
  public String toString() {
    return "isDirected: "
        + isDirected()
        + ", allowsSelfLoops: "

            return true;
        } else if (null == obj || !getClass().equals(obj.getClass())) {
            return false;
        }
        return true;
    }

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