this.existNextPage = existNextPage;
    }

    /**
     * Gets the number of records to display per page.
     * If the page size is not set or is invalid (≤0), returns the default page size.
     *
     * @return the page size
     */
    public int getPageSize() {
        if (pageSize <= 0) {
            pageSize = getDefaultPageSize();
        }
        return pageSize;
    }

    } else {
      Set<N> neighbors = adjacentNodes(node);
      int selfLoopCount = (allowsSelfLoops() && neighbors.contains(node)) ? 1 : 0;
      return IntMath.saturatedAdd(neighbors.size(), selfLoopCount);
    }
  }

  @Override
  public int inDegree(N node) {
    return isDirected() ? predecessors(node).size() : degree(node);
  }

  @Override

        final Map<String, String> headerMap = new HashMap<>();
        provider.adjustActionResponseHeaders("text/plain", (k, v) -> headerMap.put(k, v));

        assertEquals(0, headerMap.size());
    }

    public void test_write_defaultHeadersOnly() throws Exception {
        final FessConfig fessConfig = createFessConfigWithResponseHeaders("*=X-Def:def\n*=X-Def2:def2");

      if (ancestor != null) {
        ancestor.addToMap();
      } else {
        map.put(key, delegate);
      }
    }

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

    @Override
    /*
     * Most Multimap implementations use a List or Set (or even Multiset) for their values, in which

    public Integer crudMode;

    /**
     * The username of the user.
     */
    @Required
    @Size(max = 100)
    public String name;

    /**
     * The password for the user.
     */
    @Size(max = 100)
    public String password;

    /**
     * The password confirmation field.
     */
    @Size(max = 100)
    public String confirmPassword;

    /**
     * The attributes map for the user.

        assertEquals(3, itemList1.size());
        assertEquals(3, itemList1.getAllRecordCount());
        assertEquals(1, itemList1.getCurrentPageNumber());
        assertEquals(20, itemList1.getPageSize());

        final PagingList<StemmerOverrideItem> itemList2 = stemmerOverrideFile.selectList(2, 2);
        assertEquals(1, itemList2.size());
        assertEquals(3, itemList2.getAllRecordCount());

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#size()
     */
    @Override
    public int size() {
        int size = Smb2Constants.SMB2_HEADER_LENGTH + 40;
        if (this.inputBuffer != null) {
            size += this.inputBuffer.size();
        }
        return size8(size);
    }

    /**
     * {@inheritDoc}
     *

        Collections2.orderedPermutations(newArrayList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12))
            .size());
    // 13 elements overflow an int
    assertEquals(
        Integer.MAX_VALUE,
        Collections2.orderedPermutations(newArrayList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13))
            .size());
    // 21 elements overflow a long
    assertEquals(
        Integer.MAX_VALUE,

        assertEquals(0, afterList.size()); // check if logs are successfully deleted
    }

    /**
     * Test for CrawlingInfo
     * */
    private void testReadCrawlingInfo() {
        final List<Map<String, Object>> logList = readCrawlingInfo(webConfigId);
        logger.info("logList: {}", logList);
        assertEquals(1, logList.size());
    }

    private void testDeleteCrawlingInfo() {

    }

    @Test
    @DisplayName("Test size calculation")
    void testSize() {
        // Given
        Smb2CancelRequest request = new Smb2CancelRequest(mockConfig, 1L, 0L);

        // When
        int size = request.size();

        // Then
        // Size should be aligned to 8 bytes: SMB2_HEADER_LENGTH + 4 bytes for cancel structure