* thin wrapper around {@link java.util.Collections#emptyMap()}, {@link
 * Collections#singletonMap(Object, Object)} and {@link java.util.LinkedHashMap} for empty,
 * singleton and regular maps respectively. For sorted maps, it's a thin wrapper around {@link
 * java.util.TreeMap}.
 *
 * @see ImmutableSortedMap
 * @author Hayward Chan
 */
@ElementTypesAreNonnullByDefault

    return new CompositionPredicate<>(predicate, function);
  }

  /**
   * Returns a predicate that evaluates to {@code true} if the {@code CharSequence} being tested
   * contains any match for the given regular expression pattern. The test used is equivalent to
   * {@code Pattern.compile(pattern).matcher(arg).find()}
   *
   * @throws IllegalArgumentException if the pattern is invalid
   * @since 3.0
   */

      }
      if (to != Bound.NO_BOUND) {
        extremeValues.add(delegate.aboveSamplesLesser());
        extremeValues.add(delegate.aboveSamplesGreater());
      }

      // the regular values should be visible after filtering
      List<@Nullable Object> allEntries = new ArrayList<>();
      allEntries.addAll(extremeValues);
      allEntries.addAll(normalValues);

            CollectionFeature.SERIALIZABLE,
            CollectionSize.ANY)
        .suppressing(suppressForLinkedHashMap())
        .createTestSuite();
  }

  /**
   * Tests regular NavigableMap behavior of synchronizedNavigableMap(treeMap); does not test the
   * fact that it's synchronized.
   */
  public Test testsForSynchronizedNavigableMap() {
    return NavigableMapTestSuiteBuilder.using(

          () -> InetAddresses.getIsatapIPv4Address((Inet6Address) ip));
    }
  }

  public void testGetEmbeddedIPv4ClientAddress() {
    Inet6Address testIp;

    // Test regular global unicast address.
    testIp = (Inet6Address) InetAddresses.forString("2001:db8::1");
    assertFalse(InetAddresses.hasEmbeddedIPv4ClientAddress(testIp));

    // Test ISATAP address.

   *     string} has a length of zero or cannot be parsed as a {@code float} value
   * @throws NullPointerException if {@code string} is {@code null}
   * @since 14.0
   */
  @GwtIncompatible // regular expressions
  @CheckForNull
  public static Float tryParse(String string) {
    if (Doubles.FLOATING_POINT_PATTERN.matcher(string).matches()) {
      // TODO(lowasser): could be potentially optimized, but only with

 * implicit target of the methods {@link #peek()}, {@link #poll()} and {@link #remove()} -- is
 * defined as the <i>least</i> element in the queue according to the queue's comparator. But unlike
 * a regular priority queue, the methods {@link #peekLast}, {@link #pollLast} and {@link
 * #removeLast} are also provided, to act on the <i>greatest</i> element in the queue instead.
 *

   * that pass this regex are valid -- only a performance hit is incurred, not a semantics bug.
   */
  @GwtIncompatible // regular expressions
  static final
  java.util.regex.Pattern
      FLOATING_POINT_PATTERN = fpPattern();

  @GwtIncompatible // regular expressions
  private static
  java.util.regex.Pattern
      fpPattern() {
    /*

 * a <i>separator</i> sequence. This separator can be specified as a single {@linkplain #on(char)
 * character}, fixed {@linkplain #on(String) string}, {@linkplain #onPattern regular expression} or
 * {@link #on(CharMatcher) CharMatcher} instance. Or, instead of using a separator at all, a
 * splitter can extract adjacent substrings of a given {@linkplain #fixedLength fixed length}.
 *

          () -> InetAddresses.getIsatapIPv4Address((Inet6Address) ip));
    }
  }

  public void testGetEmbeddedIPv4ClientAddress() {
    Inet6Address testIp;

    // Test regular global unicast address.
    testIp = (Inet6Address) InetAddresses.forString("2001:db8::1");
    assertFalse(InetAddresses.hasEmbeddedIPv4ClientAddress(testIp));

    // Test ISATAP address.