}
    }

    /**
     * Reads the contents of a file into a byte array and returns it.
     * <p>
     * <strong>Note:</strong> This method loads the entire file into memory.
     * For files larger than {@value #MAX_BUF_SIZE} bytes (10MB), an
     * {@link IORuntimeException} will be thrown to prevent OutOfMemoryError.
     * For large files, use streaming APIs instead.
     * </p>
     *
     * @param file

    // ============================================================
    // Data Purge Property Keys
    // ============================================================

    /** Property key for search log purge day configuration. */
    public static final String PURGE_SEARCH_LOG_DAY_PROPERTY = "purge.searchlog.day";

    /** Property key for user info purge day configuration. */

     *
     * @throws Exception
     */
    @Test
    public void testReadBytes_LargeFile() throws Exception {
        final File largeFile = tempFolder.newFile("large.dat");

        // Create a file larger than MAX_BUF_SIZE (10MB)
        // Write 11MB of data
        try (FileOutputStream fos = new FileOutputStream(largeFile)) {
            final byte[] chunk = new byte[1024 * 1024]; // 1MB

        SuggestItem firstItem = items.get(0);
        assertTrue(firstItem.getTags().length >= 2);
    }

    @Test
    public void test_parseDocumentWithLargeText() throws Exception {
        // Test with text larger than maxAnalyzedContentLength
        StringBuilder largeText = new StringBuilder();
        for (int i = 0; i < 2000; i++) {
            largeText.append("テスト ");
        }

        return readDirect(b, off, len);
    }

    /**
     * Reads up to len bytes of data from this input stream into an array of bytes.
     * Optimized for better performance with larger read sizes and reduced round trips.
     *
     * @param b the buffer to read into
     * @param off the offset in the buffer to start writing
     * @param len the maximum number of bytes to read

     */
    public String execute() {
        try {
            final long count = ComponentUtil.getThumbnailManager().purge(getExpiry());
            return "Deleted " + count + " thumbnail files.";
        } catch (final Exception e) {
            logger.error("Failed to purge thumbnails.", e);
            return e.getMessage();
        }
    }

    /**
     * Gets the expiration time for thumbnails.
     *

        assertEquals("0xFFFFFFFF", message, "Should return hex string for code smaller than any known.");
    }

    /**
     * Test getMessageByDcerpcError() with an error code larger than any known.
     * The binary search implementation has a bug where it accesses array out of bounds.
     */
    @Test
    void testGetMessageByDcerpcError_largerThanAny() {

        assertEquals("Invalid PAC credential type", exception.getMessage());
    }

    /**
     * Tests the constructor with a byte array that is larger than the minimal buffer size.
     */
    @Test
    void testConstructorWithDataMuchLarger() {
        // A byte array with a length greater than 32 should also be considered too large.

     */
    @Min(-1)
    @Max(100000)
    @ValidateTypeFailure
    public Integer purgeUserInfoDay;

    /**
     * Bot user agents whose search logs should be purged.
     * Search logs from these bots will be automatically removed.
     */
    @Size(max = 10000)
    public String purgeByBots;

    /**
     * Email addresses to receive system notifications.

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