Preconditions.checkArgument(pattern != null && !pattern.isEmpty(), "pattern must not be null or empty");
        return withPattern(Pattern.compile(pattern), 1);
    }

    public static ExpectedDeprecationWarning withMultiLinePattern(String pattern, int numLines) {
        Preconditions.checkArgument(pattern != null && !pattern.isEmpty(), "pattern must not be null or empty");

            return new Float(((java.util.Date) o).getTime());
        } else {
            return toFloat(o.toString());
        }
    }

    private static Float toFloat(final String s) {
        if (StringUtil.isEmpty(s)) {
            return null;
        }
        return new Float(DecimalFormatUtil.normalize(s));
    }

    /**
     * {@literal float}に変換します。
     *
     * @param o
     *            変換元のオブジェクト

      collection = ((ImmutableEnumSet<?>) collection).delegate;
    }
    return delegate.containsAll(collection);
  }

  @Override
  public boolean isEmpty() {
    return delegate.isEmpty();
  }

  @Override
  public boolean equals(@CheckForNull Object object) {
    if (object == this) {
      return true;
    }
    if (object instanceof ImmutableEnumSet) {

    TopKSelector<Integer> top = TopKSelector.least(0);
    for (int i = 0; i < 10; i++) {
      top.offer(i);
    }
    assertThat(top.topK()).isEmpty();
  }

  public void testNoElementsOffered() {
    TopKSelector<Integer> top = TopKSelector.least(10);
    assertThat(top.topK()).isEmpty();
  }

  public void testOfferedFewerThanK() {
    TopKSelector<Integer> top = TopKSelector.least(10);
    top.offer(3);
    top.offer(5);

    Optional<Object> getOptional() {
      if (extras.isEmpty()) {
        return Optional.ofNullable(element);
      } else {
        throw multiples(false);
      }
    }

    Object getElement() {
      if (element == null) {
        throw new NoSuchElementException();
      } else if (extras.isEmpty()) {
        return element;
      } else {
        throw multiples(false);

     * and their subtypes that live in the `org.gradle.` package.
     *
     * TODO: Rename to getInstrumentedSuperTypes();
     */
    Set<String> getSuperTypes(String type);

    boolean isEmpty();

    static InstrumentationTypeRegistry empty() {
        return EMPTY;
    }

    class EmptyInstrumentationTypeRegistry implements InstrumentationTypeRegistry {
        @Override

        callSiteStack.push(entryPoint);
        return entryPoint;
    }

    @Override
    public void leaveCall(EntryPointCallSite entryPoint) {
        if (callSiteStack.isEmpty()) {
            throwMismatchedLeaveCallException(entryPoint);
        }
        EntryPointCallSite top = callSiteStack.peek();
        if (top != entryPoint) {
            throwMismatchedLeaveCallException(entryPoint);

        StringBuilder path = new StringBuilder(128);

        if (!metadata.getGroupId().isEmpty()) {
            path.append(metadata.getGroupId().replace('.', '/')).append('/');

            if (!metadata.getArtifactId().isEmpty()) {
                path.append(metadata.getArtifactId()).append('/');

                if (!metadata.getVersion().isEmpty()) {
                    path.append(metadata.getVersion()).append('/');
                }

      action.accept(elementSet.asList().get(i), getCount(i));
    }
  }

  @Override
  @CheckForNull
  public Entry<E> firstEntry() {
    return isEmpty() ? null : getEntry(0);
  }

  @Override
  @CheckForNull
  public Entry<E> lastEntry() {
    return isEmpty() ? null : getEntry(length - 1);
  }

  @Override
  public int count(@CheckForNull Object element) {
    int index = elementSet.indexOf(element);

    @Override
    protected void merge(Metadata recessive) {
        List<Plugin> recessivePlugins = recessive.getPlugins();
        List<Plugin> plugins = metadata.getPlugins();
        if (!recessivePlugins.isEmpty() || !plugins.isEmpty()) {
            LinkedHashMap<String, Plugin> mergedPlugins = new LinkedHashMap<>();
            recessivePlugins.forEach(p -> mergedPlugins.put(p.getPrefix(), p));