abstract UnmodifiableIterator<Entry<K, V>> entryIterator();

    @Override
    ImmutableSet<K> createKeySet() {
      return new ImmutableMapKeySet<>(this);
    }

    @Override
    ImmutableSet<Entry<K, V>> createEntrySet() {
      final class EntrySetImpl extends ImmutableMapEntrySet<K, V> {
        @Override
        ImmutableMap<K, V> map() {
          return IteratorBasedImmutableMap.this;

    requireSuccessors()[srcIndex] = 0;
  }

  @Override
  void resizeEntries(int newCapacity) {
    super.resizeEntries(newCapacity);
    predecessor = Arrays.copyOf(requirePredecessors(), newCapacity);
    successor = Arrays.copyOf(requireSuccessors(), newCapacity);
  }

  @Override
  int firstEntryIndex() {
    return firstEntry;
  }

  @Override

            @Override
            public String getIndexFieldId() {
                return "id";
            }

            @Override
            public String getIndexFieldDocId() {
                return "doc_id";
            }

            @Override
            public String getIndexFieldLabel() {
                return "label";
            }

            @Override

    //                                                                              ======
    // to suppress unexpected override by sub-class
    // you should remove the 'final' if you need to override this
    /**
     * Hook method called before action execution.
     * This method refreshes the user information if a user is logged in

            @Override
            public String getClassifier() {
                return classifier;
            }

            @Override
            public String getExtension() {
                return extension;
            }

            @Override
            public String getType() {
                return type;
            }

            @Override
            public String getCoordinatesString() {

      this.delegate = delegate;
    }

    @Override
    protected Map<K, V> delegate() {
      return delegate;
    }

    @Override
    public Set<K> keySet() {
      return new ForwardingSet<K>() {
        @Override
        protected Set<K> delegate() {
          return delegate.keySet();
        }

        @Override
        public Iterator<K> iterator() {

          @Override
          public boolean cancel(boolean interrupt) {
            return false;
          }

          @Override
          public boolean isDone() {
            return true;
          }

          @Override
          public boolean isCancelled() {
            return false; // BAD!!
          }

          @Override
          public String get() {

public class PingResponseTest extends UnitFessTestCase {

    private FessConfig originalConfig;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        originalConfig = ComponentUtil.getFessConfig();
    }

    @Override
    protected void tearDown(TestInfo testInfo) throws Exception {
        if (originalConfig != null) {

            tagHandlers.add(handler);
        }

        @Override
        void onStartHtmlElement(String name) {
            attributes.clear();
        }

        @Override
        void onHtmlElementAttribute(String name, String value) {
            attributes.put(name, value);
        }

        @Override
        void onStartHtmlElementComplete(String name) {

    private FessMimeTypeHelper mimeTypeHelper;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        mimeTypeHelper = new FessMimeTypeHelper();
    }

    @Override
    protected void tearDown(TestInfo testInfo) throws Exception {
        ComponentUtil.setFessConfig(null);