nextIndex--;
      return current;
    }

    @Override
    public int nextIndex() {
      return nextIndex;
    }

    @Override
    public int previousIndex() {
      return nextIndex - 1;
    }

    @Override
    public void set(Entry<K, V> e) {
      throw new UnsupportedOperationException();
    }

    @Override
    public void add(Entry<K, V> e) {

  @Override
  public <T extends @NonNull B> @Nullable T getInstance(Class<T> type) {
    return trustedGet(TypeToken.of(type));
  }

  @Override
  public <T extends @NonNull B> @Nullable T getInstance(TypeToken<T> type) {
    return trustedGet(type.rejectTypeVariables());
  }

  @Override
  @CanIgnoreReturnValue
  public <T extends B> @Nullable T putInstance(

  }

  @Override
  public void write(byte[] b, int off, int len) throws IOException {
    // Override slow FilterOutputStream impl
    out.write(b, off, len);
  }

  @Override
  public void writeBoolean(boolean v) throws IOException {
    ((DataOutputStream) out).writeBoolean(v);
  }

  @Override
  public void writeByte(int v) throws IOException {

    }
    return this;
  }

  @Override
  @CanIgnoreReturnValue
  public Hasher putByte(byte b) {
    update(b);
    return this;
  }

  @Override
  @CanIgnoreReturnValue
  public Hasher putBytes(byte[] bytes) {
    checkNotNull(bytes);
    update(bytes);
    return this;
  }

  @Override
  @CanIgnoreReturnValue

    @Override
    protected Map<String, String> create(Entry<String, String>[] entries) {
      return ImmutableMap.copyOf(asList(entries));
    }
  }

  public static class ImmutableMapUnhashableValuesGenerator
      extends TestUnhashableCollectionGenerator<Collection<UnhashableObject>> {

    @Override

  private static class NonReflexiveObject {

    @Override
    public boolean equals(@Nullable Object o) {
      return false;
    }

    @Override
    public int hashCode() {
      return super.hashCode();
    }
  }

  /** Test class that returns true if the test object is null */
  private static class InvalidEqualsNullObject {

    @Override
    public boolean equals(@Nullable Object o) {

    this.forward = forward;
  }

  @Override
  public int count(@Nullable Object element) {
    return forward.count(element);
  }

  @Override
  public @Nullable Entry<E> firstEntry() {
    return forward.lastEntry();
  }

  @Override
  public @Nullable Entry<E> lastEntry() {
    return forward.firstEntry();
  }

  @Override
  public int size() {
    return forward.size();
  }

        super(tableDbName);
    }

    @Override
    public void lockForUpdate() {
    }

    @Override
    public DBWay dbway() {
        return null;
    }

    @Override
    protected void doFetchFirst() {
    }

    @Override
    protected void doFetchPage() {
    }

    @Override
    protected void doClearFetchPageClause() {
    }

    @Override
    protected String createSelectHint() {

        super(tableDbName);
    }

    @Override
    public void lockForUpdate() {
    }

    @Override
    public DBWay dbway() {
        return null;
    }

    @Override
    protected void doFetchFirst() {
    }

    @Override
    protected void doFetchPage() {
    }

    @Override
    protected void doClearFetchPageClause() {
    }

    @Override
    protected String createSelectHint() {

    }

    @Override
    String getKeyRole() {
      return "Column";
    }

    @Override
    Map<R, @Nullable V> getValue(int index) {
      return new Column(index);
    }

    @Override
    Map<R, @Nullable V> setValue(int index, Map<R, @Nullable V> newValue) {
      throw new UnsupportedOperationException();
    }

    @Override