*   <li>{@link RangeSet}
 *   <li>{@link DiscreteDomain}
 *   <li>{@link ContiguousSet}
 * </ul>
 *
 * <h2>Classes of static utility methods</h2>
 *
 * <ul>
 *   <li>{@link Collections2}
 *   <li>{@link Comparators}
 *   <li>{@link Iterables}
 *   <li>{@link Iterators}
 *   <li>{@link Lists}
 *   <li>{@link Maps}
 *   <li>{@link MoreCollectors}
 *   <li>{@link Multimaps}
 *   <li>{@link Multisets}

 *   <li>{@link RangeSet}
 *   <li>{@link DiscreteDomain}
 *   <li>{@link ContiguousSet}
 * </ul>
 *
 * <h2>Classes of static utility methods</h2>
 *
 * <ul>
 *   <li>{@link Collections2}
 *   <li>{@link Comparators}
 *   <li>{@link Iterables}
 *   <li>{@link Iterators}
 *   <li>{@link Lists}
 *   <li>{@link Maps}
 *   <li>{@link MoreCollectors}
 *   <li>{@link Multimaps}
 *   <li>{@link Multisets}

      return state().compareTo(RUNNING) >= 0;
    }
  }

  private final Guard isStopped = new IsStoppedGuard();

  @WeakOuter
  private final class IsStoppedGuard extends Guard {
    IsStoppedGuard() {
      super(AbstractService.this.monitor);
    }

    @Override
    public boolean isSatisfied() {
      return state().compareTo(TERMINATED) >= 0;
    }
  }

   */
  public abstract long distance(C start, C end);

  /**
   * Returns the minimum value of type {@code C}, if it has one. The minimum value is the unique
   * value for which {@link Comparable#compareTo(Object)} never returns a positive value for any
   * input of type {@code C}.
   *
   * <p>The default implementation throws {@code NoSuchElementException}.
   *

  private static final DontCompareMe DONT_COMPARE_ME = new DontCompareMe();

  private static class DontCompareMe implements Comparable<DontCompareMe> {
    @Override
    public int compareTo(DontCompareMe o) {
      throw new AssertionFailedError();
    }
  }

  @SuppressWarnings({"deprecation", "InlineMeInliner"}) // test of a deprecated method
  public void testCompareBooleans() {
    assertThat(

      return state().compareTo(RUNNING) >= 0;
    }
  }

  private final Guard isStopped = new IsStoppedGuard();

  @WeakOuter
  private final class IsStoppedGuard extends Guard {
    IsStoppedGuard() {
      super(AbstractService.this.monitor);
    }

    @Override
    public boolean isSatisfied() {
      return state().compareTo(TERMINATED) >= 0;
    }
  }

  public int compare(Comparable<?> left, Comparable<?> right) {
    checkNotNull(left); // for GWT
    checkNotNull(right);
    return ((Comparable<Object>) left).compareTo(right);
  }

  @Override
  @SuppressWarnings("unchecked") // TODO(kevinb): the right way to explain this??
  public <S extends Comparable<?>> Ordering<@Nullable S> nullsFirst() {

    @Override
    public String toString() {
      return rootLocaleFormat("%s%s(%s)", typeSignature, name, getTypesString(parameterTypes));
    }

    @Override
    public int compareTo(MethodSignature o) {
      return toString().compareTo(o.toString());
    }
  }

  private static final class TypeSignature {
    final List<TypeParameterSignature> parameterSignatures;

   */
  public abstract long distance(C start, C end);

  /**
   * Returns the minimum value of type {@code C}, if it has one. The minimum value is the unique
   * value for which {@link Comparable#compareTo(Object)} never returns a positive value for any
   * input of type {@code C}.
   *
   * <p>The default implementation throws {@code NoSuchElementException}.
   *

                if (range.hasRestrictions()) {
                    return range.containsVersion(version);
                } else {
                    return range.getRecommendedVersion().compareTo(version) == 0;
                }
            } catch (InvalidVersionSpecificationException ex) {
                return false;
            }
        }

        @Override
        public String toString() {