/**
   * Asserts that an escaper does not escape the given character.
   *
   * @param escaper the non-null escaper to test
   * @param c the character to test
   */
  public static void assertUnescaped(CharEscaper escaper, char c) {
    Assert.assertNull(computeReplacement(escaper, c));
  }

  /**
   * Asserts that a Unicode escaper does not escape the given character.
   *
   * @param escaper the non-null escaper to test

  /**
   * Asserts that an escaper does not escape the given character.
   *
   * @param escaper the non-null escaper to test
   * @param c the character to test
   */
  public static void assertUnescaped(CharEscaper escaper, char c) {
    Assert.assertNull(computeReplacement(escaper, c));
  }

  /**
   * Asserts that a Unicode escaper does not escape the given character.
   *
   * @param escaper the non-null escaper to test

   *
   * @param string the string containing the unsigned integer representation to be parsed.
   * @param radix the radix to use while parsing {@code s}; must be between {@link
   *     Character#MIN_RADIX} and {@link Character#MAX_RADIX}.
   * @throws NumberFormatException if the string does not contain a valid unsigned {@code int}, or
   *     if supplied radix is invalid.

   *
   * @param string the string containing the unsigned integer representation to be parsed.
   * @param radix the radix to use while parsing {@code s}; must be between {@link
   *     Character#MIN_RADIX} and {@link Character#MAX_RADIX}.
   * @throws NumberFormatException if the string does not contain a valid unsigned {@code int}, or
   *     if supplied radix is invalid.

    static boolean isDotQuadIP( String hostname ) {
        if( Character.isDigit( hostname.charAt( 0 ))) {
            int i, len, dots;
            char[] data;

            i = dots = 0;                    /* quick IP address validation */
            len = hostname.length();
            data = hostname.toCharArray();
            while( i < len && Character.isDigit( data[i++] )) {
                if( i == len && dots == 3 ) {

    Cell<String, Integer, Character> entry = immutableCell("foo", 1, 'a');
    SerializableTester.reserializeAndAssert(entry);
  }

  public void testImmutableEntryToString() {
    Cell<String, Integer, Character> entry = immutableCell("foo", 1, 'a');
    assertEquals("(foo,1)=a", entry.toString());

    Cell<@Nullable String, @Nullable Integer, @Nullable Character> nullEntry =
        immutableCell(null, null, null);

    abstract Table<String, Integer, Character> createTable();

    @Override
    @SuppressWarnings("unchecked")
    public Cell<String, Integer, Character>[] createArray(int length) {
      return (Cell<String, Integer, Character>[]) new Cell<?, ?, ?>[length];
    }

    @Override
    public List<Cell<String, Integer, Character>> order(
        List<Cell<String, Integer, Character>> insertionOrder) {

    abstract Table<String, Integer, Character> createTable();

    @Override
    @SuppressWarnings("unchecked")
    public Cell<String, Integer, Character>[] createArray(int length) {
      return (Cell<String, Integer, Character>[]) new Cell<?, ?, ?>[length];
    }

    @Override
    public List<Cell<String, Integer, Character>> order(
        List<Cell<String, Integer, Character>> insertionOrder) {

In particular, when running on **Kubernetes** you will probably **not** want to use workers and instead run **a single Uvicorn process per container**, but I'll tell you about it later in that chapter.

///

## Multiple Workers

  val charset: Charset
    get() {
      val charset = authParams["charset"]
      if (charset != null) {
        try {
          return Charset.forName(charset)
        } catch (ignore: Exception) {
        }
      }
      return ISO_8859_1
    }

  constructor(scheme: String, realm: String) : this(scheme, singletonMap("realm", realm))

  init {
    val newAuthParams = mutableMapOf<String?, String>()