assertNotNull(secured);
        assertEquals("INTERFACE_METHOD_ROLE", secured.value()[0]);
    }

    // Test implementation of secured interface
    static class SecuredInterfaceImpl implements SecuredInterface {
        @Override
        public void securedMethod() {
        }
    }

    public void test_interfaceImplementation() {

  private static class TestedFuture<V> extends AbstractFuture<V> {
    private static <V> TestedFuture<V> create() {
      return new TestedFuture<V>();
    }
  }

  private static final class CountingRunnable implements Runnable {
    int count;

    @Override
    public void run() {
      count++;
    }

    void assertNotRun() {
      assertEquals(0, count);
    }

    void assertRun() {

 * @author Dimitris Andreou
 * @author Kurt Alfred Kluever
 */
@Immutable
@SuppressWarnings("IdentifierName") // the best we could do for adjacent digit blocks
final class Murmur3_32HashFunction extends AbstractHashFunction implements Serializable {
  static final HashFunction MURMUR3_32 =
      new Murmur3_32HashFunction(0, /* supplementaryPlaneFix= */ false);
  static final HashFunction MURMUR3_32_FIXED =

 * status code, content type, content length, and the response body.
 * It also provides methods for managing metadata, child URLs, and temporary files.
 */
public class ResponseData implements Closeable {

    private String url;

    private int httpStatusCode;

    private String charSet;

    private long contentLength;

    private String mimeType;

    private String method;

    return ObjectArrays.concat(a, b, Long.class);
  }

  @J2ktIncompatible
  @GwtIncompatible // used only from suite
  @AndroidIncompatible
  public abstract static class TestLongListGenerator implements TestListGenerator<Long> {
    @Override
    public SampleElements<Long> samples() {
      return new SampleLongs();
    }

    @Override
    public List<Long> create(Object... elements) {

   * char[])}.
   *
   * @since 2.0
   */
  public static Comparator<char[]> lexicographicalComparator() {
    return LexicographicalComparator.INSTANCE;
  }

  private enum LexicographicalComparator implements Comparator<char[]> {
    INSTANCE;

    @Override
    public int compare(char[] left, char[] right) {
      int minLength = Math.min(left.length, right.length);
      for (int i = 0; i < minLength; i++) {

 *
 * @author Jared Levy
 * @since 2.0
 */
@GwtCompatible
public abstract class ImmutableMultimap<K, V> extends BaseImmutableMultimap<K, V>
    implements Serializable {

  /**
   * Returns an empty multimap.
   *
   * <p><b>Performance note:</b> the instance returned is a singleton.
   */
  public static <K, V> ImmutableMultimap<K, V> of() {

 * concurrently and one of the threads modifies the table, it must be synchronized externally.
 *
 * @author Jared Levy
 */
@GwtCompatible
class StandardTable<R, C, V> extends AbstractTable<R, C, V> implements Serializable {
  final Map<R, Map<C, V>> backingMap;
  final Supplier<? extends Map<C, V>> factory;

  StandardTable(Map<R, Map<C, V>> backingMap, Supplier<? extends Map<C, V>> factory) {
    this.backingMap = backingMap;

		t.Errorf("NewWriterSize's Writer.Size = %d; want %d", got, want)
	}
}

// An onlyReader only implements io.Reader, no matter what other methods the underlying implementation may have.
type onlyReader struct {
	io.Reader
}

// An onlyWriter only implements io.Writer, no matter what other methods the underlying implementation may have.
type onlyWriter struct {
	io.Writer
}

     * This class handles the process of writing changes to a temporary file
     * and then replacing the original file upon successful commit.
     */
    protected class SynonymUpdater implements Closeable {

        /** A flag indicating whether the changes have been committed. */
        protected boolean isCommit = false;

        /** The temporary file to write changes to. */