private volatile Thread thread;
    private volatile TransportException te;

    protected final Object inLock = new Object();
    protected final Object outLock = new Object();

    protected final Map<Long, Response> response_map = new ConcurrentHashMap<>(10);
    private final AtomicLong usageCount = new AtomicLong(1);


    /**
     * @return session increased usage count
     */

    outer.add("foo"); // necessary because we try to remove elements later on
    return outer;
  }

  private static final class TestQueue<E> implements Queue<E> {
    private final Queue<E> delegate = Lists.newLinkedList();
    public final Object mutex = new Object[0]; // something Serializable

    @Override
    public boolean offer(E o) {
      assertTrue(Thread.holdsLock(mutex));

import org.checkerframework.checker.nullness.qual.Nullable;

public class SynchronizedTableTest extends AbstractTableTest<Character> {
  private static final class TestTable<R, C, V> implements Table<R, C, V>, Serializable {
    final Table<R, C, V> delegate = HashBasedTable.create();
    public final Object mutex = new Object[0]; // something Serializable

    @Override
    public String toString() {
      assertTrue(Thread.holdsLock(mutex));

  private ExecutorService exec;

  protected final CountDownLatch runLatch = new CountDownLatch(1);
  protected final CountDownLatch taskLatch = new CountDownLatch(1);
  protected final CountDownLatch listenerLatch = new CountDownLatch(1);

  protected volatile boolean throwException = false;

  protected final ListenableFutureTask<Integer> task =
      ListenableFutureTask.create(

    @Override
    public int getOffset() {
        if (offset == null) {
            offset = 0;
        }
        return offset;
    }

    @Override
    public int getPageSize() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        if (num == null) {
            num = fessConfig.getPagingSearchPageSizeAsInteger();
        }

    joinHelper(10, 20, 1);
    joinHelper(1, 1, 1, 1, 1, 1, 1, 1);
    joinHelper(1, 0, 1, 0, 1, 0, 1, 0);
  }

  public void testOnlyOneOpen() throws Exception {
    final ByteSource source = newByteSource(0, 50);
    final int[] counter = new int[1];
    ByteSource checker =
        new ByteSource() {
          @Override
          public InputStream openStream() throws IOException {

   * extra work if the value has not moved.
   */
  static final class EntryForValue<K extends @Nullable Object, V extends @Nullable Object>
      extends AbstractMapEntry<V, K> {
    final HashBiMap<K, V> biMap;
    @ParametricNullness final V value;
    int index;

    EntryForValue(HashBiMap<K, V> biMap, int index) {
      this.biMap = biMap;

   *     Queue<Integer>} but not a {@code Queue<Object>}).
   * @since 8.0
   */
  public static final class Builder<B> {
    /*
     * TODO(kevinb): when the dust settles, see if we still need this or can
     * just default to DEFAULT_CAPACITY.
     */
    private static final int UNSET_EXPECTED_SIZE = -1;

    private final Comparator<B> comparator;
    private int expectedSize = UNSET_EXPECTED_SIZE;

        extends ExtensibleEnumRegistries.DefaultExtensibleEnumRegistry<Packaging, PackagingProvider>
        implements PackagingRegistry {

    private static final Logger LOGGER = LoggerFactory.getLogger(DefaultPackagingRegistry.class);

    private final Lookup lookup;

    private final TypeRegistry typeRegistry;

    @Inject
    public DefaultPackagingRegistry(Lookup lookup, TypeRegistry typeRegistry, List<PackagingProvider> providers) {

import gradlebuild.docs.dsl.source.model.PropertyMetaData
import gradlebuild.docs.dsl.source.model.TypeMetaData

class ClassDocPropertiesBuilderTest extends XmlSpecification {
    final JavadocConverter javadocConverter = Mock()
    final GenerationListener listener = Mock()
    final ClassDocPropertiesBuilder builder = new ClassDocPropertiesBuilder(javadocConverter, listener)

    def buildsPropertiesForClass() {