try (Response response = client.newCall(request).execute()) {
      if (!response.isSuccessful()) throw new IOException("Unexpected code " + response);

      Headers responseHeaders = response.headers();
      for (int i = 0; i < responseHeaders.size(); i++) {
        System.out.println(responseHeaders.name(i) + ": " + responseHeaders.value(i));
      }

      System.out.println(response.body().string());
    }
  }

@GwtCompatible
final class UsingToStringOrdering extends Ordering<Object> implements Serializable {
  static final UsingToStringOrdering INSTANCE = new UsingToStringOrdering();

  @Override
  public int compare(Object left, Object right) {
    return left.toString().compareTo(right.toString());
  }

  // preserve singleton-ness, so equals() and hashCode() work correctly
  private Object readResolve() {
    return INSTANCE;

  @SuppressWarnings("DoNotCall")
  public void testRemove() {
    String[] array = {"a", "b", "c"};

    Iterator<String> iterator =
        new UnmodifiableIterator<String>() {
          int i;

          @Override
          public boolean hasNext() {
            return i < array.length;
          }

          @Override
          public String next() {
            if (!hasNext()) {

 * javadoc for details.
 */
@GwtCompatible
abstract class CommonPattern {
  public abstract CommonMatcher matcher(CharSequence t);

  public abstract String pattern();

  public abstract int flags();

  // Re-declare this as abstract to force subclasses to override.
  @Override
  public abstract String toString();

  public static CommonPattern compile(String pattern) {

    void projectFinished(String projectId);

    void executionFailure(String projectId, boolean halted, String exception);

    void mojoStarted(ExecutionEvent event);

    void finish(int exitCode) throws Exception;

    void fail(Throwable t) throws Exception;

    void log(String msg);

    void transfer(String projectId, TransferEvent e);

            ?.annotation

    private
    val CtMember.jvmSignature: String
        get() = when (this) {
            is CtField -> "$name:$signature"
            is CtConstructor -> "<init>$signature"
            is CtMethod -> "$name$signature"
            else -> throw IllegalArgumentException("Unsupported javassist member type '${this::class}'")
        }
}


internal

        String[] deserializedArray = (String[]) deserialized;
        assertEquals("Array length should match", original.length, deserializedArray.length);
        for (int i = 0; i < original.length; i++) {
            assertEquals("Array element should match", original[i], deserializedArray[i]);
        }
    }

    /**
     * Test serialization of null value
     */

  @get:JvmName("protocol") val protocol: Protocol,
  /** Returns the HTTP status message. */
  @get:JvmName("message") val message: String,
  /** Returns the HTTP status code. */
  @get:JvmName("code") val code: Int,
  /**
   * Returns the TLS handshake of the connection that carried this response, or null if the
   * response was received without TLS.
   */
  @get:JvmName("handshake") val handshake: Handshake?,

     * Verify the CRUD mode.
     * @param crudMode The CRUD mode.
     * @param expectedMode The expected mode.
     * @param dictId The dictionary ID.
     */
    protected void verifyCrudMode(final int crudMode, final int expectedMode, final String dictId) {
        if (crudMode != expectedMode) {
            throwValidationError(messages -> {

        assertNotNull(heartbeatInterval);
        assertEquals(10000, heartbeatInterval.intValue());

        // Test integer conversion for cleanup days
        int cleanupDays = fessConfig.getDayForCleanup();
        // cleanupDays is primitive int, not Integer
        assertEquals(3, cleanupDays);

        // Test integer conversion for crawler processes