else -> (this as java.util.Collection<*>).toArray().asList().unmodifiable() as List<T>
  }

/** Returns an immutable list containing [elements]. */
@SafeVarargs
internal fun <T> immutableListOf(vararg elements: T): List<T> = elements.toImmutableList()

/** Returns an immutable list from copy of this. */
internal fun <T> Array<out T>?.toImmutableList(): List<T> =
  when {

   *
   * A call to of() with a parameter that is not a plain Object[] (here,
   * Interface[]) creates a RegularImmutableSortedSet backed by an array of that
   * type. Later, RegularImmutableSortedSet.toArray() calls System.arraycopy()
   * to copy from that array to the destination array. This would be fine, but
   * GWT has a bug: It refuses to copy from an E[] to an Object[] when E is an
   * interface type.
   */

  }

  /**
   * Reads all bytes from a file into a byte array.
   *
   * <p><b>{@link java.nio.file.Path} equivalent:</b> {@link java.nio.file.Files#readAllBytes}.
   *
   * @param file the file to read from
   * @return a byte array containing all the bytes from file
   * @throws IllegalArgumentException if the file is bigger than the largest possible byte array
   *     (2^31 - 1)
   * @throws IOException if an I/O error occurs

        }
        return true;
    }

    @Override
    public String toString() {
        return "SynonymItem [id=" + id + ", inputs=" + Arrays.toString(inputs) + ", outputs=" + Arrays.toString(outputs) + ", newInputs="
                + Arrays.toString(newInputs) + ", newOutputs=" + Arrays.toString(newOutputs) + "]";
    }

    /**
     * Converts the item to a string representation for writing to a file.
     *

        assertFalse(Arrays.equals(signingKey, appKey), "Signing and application keys should be different");
        assertFalse(Arrays.equals(signingKey, encKey), "Signing and encryption keys should be different");
        assertFalse(Arrays.equals(signingKey, decKey), "Signing and decryption keys should be different");

    byte[] dest = new byte[4];
    HashCode.fromInt(42).writeBytesTo(dest, 0, 4);
    assertTrue(Arrays.equals(HashCode.fromInt(42).asBytes(), dest));
  }

  public void testLongWriteBytesTo() {
    byte[] dest = new byte[8];
    HashCode.fromLong(42).writeBytesTo(dest, 0, 8);
    assertTrue(Arrays.equals(HashCode.fromLong(42).asBytes(), dest));
  }

  private static final HashCode HASH_ABCD =

            () ->
                CollectSpliterators.map(
                    Arrays.spliterator(new String[] {"a", "b", "c", "d", "e"}), Ascii::toUpperCase))
        .expect("A", "B", "C", "D", "E");
  }

  public void testFlatMap() {
    SpliteratorTester.of(
            () ->
                CollectSpliterators.flatMap(
                    Arrays.spliterator(new String[] {"abc", "", "de", "f", "g", ""}),

        boolean langFirst = "lang".equals(keys[0]);
        assertTrue("lang should be first or sorted normally", langFirst || Arrays.asList(keys).contains("lang"));

        assertTrue(Arrays.asList(keys).contains("apple"));
        assertTrue(Arrays.asList(keys).contains("banana"));
        assertTrue(Arrays.asList(keys).contains("zebra"));
    }

    public void test_entrySet_with_lang_key_ordering() {

        assertNotNull(second);
        // Due to round-robin, should get different channels or same order
        assertTrue(Arrays.asList(channel1, channel2).contains(first));
        assertTrue(Arrays.asList(channel1, channel2).contains(second));
    }

    @Test
    void testLeastLoadedStrategy() {
        loadBalancer.setStrategy(LoadBalancingStrategy.LEAST_LOADED);

            .addValue("z")
            .addValue("")
            .addValue(null)
            .add(SHORT_NAME, Arrays.asList("A"))
            .add(LONG_NAME, Arrays.asList("B"))
            .add(SHORT_NAME, Arrays.asList())
            .add(LONG_NAME, Arrays.asList())
            .addValue(Arrays.asList("C"))
            .addValue(Arrays.asList())
            .add(SHORT_NAME, Collections.singletonMap("k1", "v1"))