* that is already in the desired state.
 *
 * <p>When testing code that uses this class, use {@link #createUnstarted(Ticker)} or {@link
 * #createStarted(Ticker)} to supply a fake or mock ticker. This allows you to simulate any valid
 * behavior of the stopwatch.
 *
 * <p><b>Note:</b> This class is not thread-safe.
 *
 * <p><b>Warning for Android users:</b> a stopwatch with default behavior may not continue to keep

    assertEquals("abc", Strings.commonPrefix(new StringBuffer("abcdef"), "abcxyz"));

    // Identical valid surrogate pairs.
    assertEquals(
        "abc\uD8AB\uDCAB", Strings.commonPrefix("abc\uD8AB\uDCABdef", "abc\uD8AB\uDCABxyz"));
    // Differing valid surrogate pairs.
    assertEquals("abc", Strings.commonPrefix("abc\uD8AB\uDCABdef", "abc\uD8AB\uDCACxyz"));
    // One invalid pair.

            + "exposed by the superclass implementation. If the implementation has "
            + "changed, the code must be re-inspected to ensure that the "
            + "assumption is still valid.",
        24,
        ReentrantReadWriteLock.class.getMethods().length);
  }

  private enum MyOrder {
    FIRST,
    SECOND,
    THIRD;
  }

  private enum OtherOrder {
    FIRST,

            + "exposed by the superclass implementation. If the implementation has "
            + "changed, the code must be re-inspected to ensure that the "
            + "assumption is still valid.",
        24,
        ReentrantReadWriteLock.class.getMethods().length);
  }

  private enum MyOrder {
    FIRST,
    SECOND,
    THIRD;
  }

  private enum OtherOrder {
    FIRST,

   * {@link Splitter}.
   *
   * @since 10.0
   */
  public static final class MapSplitter {
    private static final String INVALID_ENTRY_MESSAGE = "Chunk [%s] is not a valid entry";
    private final Splitter outerSplitter;
    private final Splitter entrySplitter;

    private MapSplitter(Splitter outerSplitter, Splitter entrySplitter) {

      return result;
    }
    byte[] trunc = new byte[length];
    System.arraycopy(result, 0, trunc, 0, length);
    return trunc;
  }

  /**
   * Determines whether the specified character sequence is a valid encoded string according to this
   * encoding.
   *
   * @since 20.0
   */
  public abstract boolean canDecode(CharSequence chars);

  /**

 * ConcurrentMap<Request, Stopwatch> timers = new MapMaker()
 *     .concurrencyLevel(4)
 *     .weakKeys()
 *     .makeMap();
 * }</pre>
 *
 * <p>These features are all optional; {@code new MapMaker().makeMap()} returns a valid concurrent
 * map that behaves similarly to a {@link ConcurrentHashMap}.
 *
 * <p>The returned map is implemented as a hash table with similar performance characteristics to

        fail();
      } catch (NumberFormatException expected) {
      }
    }
  }

  public void testParseIntThrowsExceptionForInvalidRadix() {
    // Valid radix values are Character.MIN_RADIX to Character.MAX_RADIX,
    // inclusive.
    //
    // Note: According to the spec, a NumberFormatException is thrown for a number that is not

      UnsignedLongs.parseUnsignedLong("1234567890abcdef1", 16);
      fail();
    } catch (NumberFormatException expected) {
    }
  }

  public void testParseLongThrowsExceptionForInvalidRadix() {
    // Valid radix values are Character.MIN_RADIX to Character.MAX_RADIX, inclusive.
    try {
      UnsignedLongs.parseUnsignedLong("0", Character.MIN_RADIX - 1);
      fail();
    } catch (NumberFormatException expected) {
    }

   * from {@code A -> B} then {@code A.compareTo(B) < 0}. N.B. The converse is not true, i.e. if
   * {@code A.compareTo(B) < 0} then there is <b>not</b> guaranteed to be a valid state transition
   * {@code A -> B}.
   *
   * @since 9.0 (in 1.0 as {@code com.google.common.base.Service.State})
   */
  enum State {