# Tệp tĩnh (Static Files)

Bạn có thể triển khai tệp tĩnh tự động từ một thư mục bằng cách sử dụng StaticFiles.

## Sử dụng `Tệp tĩnh`

- Nhập `StaticFiles`.
- "Mount" a `StaticFiles()` instance in a specific path.

{* ../../docs_src/static_files/tutorial001.py hl[2,6] *}

/// note | Chi tiết kỹ thuật

Bạn cũng có thể sử dụng `from starlette.staticfiles import StaticFiles`.

    future.addListener(
        new Runnable() {
          @Override
          public void run() {
            latch.countDown();
          }
        },
        exec);

    assertEquals(1, latch.getCount());
    assertFalse(future.isDone());
    assertFalse(future.isCancelled());
  }

  public void tearDown() {
    exec.shutdown();
  }

  public void testCompletedFuture(@Nullable Object expectedValue)

  @CanIgnoreReturnValue
  public FakeTicker setAutoIncrementStep(long autoIncrementStep, TimeUnit timeUnit) {
    checkArgument(autoIncrementStep >= 0, "May not auto-increment by a negative amount");
    this.autoIncrementStepNanos = timeUnit.toNanos(autoIncrementStep);
    return this;
  }

  /**
   * Sets the increment applied to the ticker whenever it is queried.
   *

        request.setParameter("facet.size", "100");
        request.setParameter("facet.minDocCount", "5");
        request.setParameter("facet.sort", "count");
        request.setParameter("facet.missing", "other");

        FacetInfo facetInfo = searchRequestParams.createFacetInfo(request);
        assertNotNull(facetInfo);
        assertEquals(2, facetInfo.field.length);

        // Test decrement below zero
        assertEquals(-1L, crawlerContext.decrementAndGetAccessCount());
        assertEquals(-1L, crawlerContext.getAccessCount());
    }

    /**
     * Test concurrent access count operations
     */
    public void test_accessCount_concurrent() throws Exception {
        final int threadCount = 100;
        final int operationsPerThread = 1000;

     * Specified failure types will not be logged or counted as errors.
     */
    @Size(max = 1000)
    public String ignoreFailureType;

    /**
     * Threshold for failure count before stopping crawling of a URL.
     * Set to -1 to disable the threshold check.
     */
    @Required
    @Min(-1)
    @Max(10000)
    @ValidateTypeFailure
    public Integer failureCountThreshold;

     */
    public void test_extendsUserMessages() {
        assertTrue(org.lastaflute.core.message.UserMessages.class.isAssignableFrom(FessLabels.class));
    }

    /**
     * Test field count to ensure no unexpected fields are added
     */
    public void test_fieldCount() throws Exception {
        Field[] fields = FessLabels.class.getDeclaredFields();
        int labelConstantCount = 0;

        if (tokenSize > 0) {
            // Verify token content
            int tokenOffset = bodyOffset + 24;
            while ((tokenOffset % 8) != 0) {
                tokenOffset++; // Account for pad8
            }
            byte[] actualToken = new byte[tokenSize];
            System.arraycopy(buffer, tokenOffset, actualToken, 0, tokenSize);
            assertArrayEquals(token, actualToken);
        }

   *
   * @since 22.0
   */
  public long approximateElementCount() {
    long bitSize = bits.bitSize();
    long bitCount = bits.bitCount();

    /*
     * Each insertion is expected to reduce the # of clear bits by a factor of
     * `numHashFunctions/bitSize`. So, after n insertions, expected bitCount is `bitSize * (1 - (1 -
     * numHashFunctions/bitSize)^n)`. Solving that for n, and approximating `ln x` as `x - 1` when x

        this.workingDirectory = workingDirectory;
    }

    /**
     * Sets the maximum number of output lines to capture.
     * @param maxOutputLine The maximum output line count.
     */
    public void setMaxOutputLine(final int maxOutputLine) {
        this.maxOutputLine = maxOutputLine;
    }

    /**
     * Sets the command execution timeout.