## ASGI Servers { #asgi-servers }

Let's go a little deeper into the details.

FastAPI uses a standard for building Python web frameworks and servers called <abbr title="Asynchronous Server Gateway Interface">ASGI</abbr>. FastAPI is an ASGI web framework.

                    fessConfig.getIndexFieldCache());
        }
        if (highlightedFields == null) {
            highlightedFields = fessConfig.getQueryAdditionalHighlightedFields( //
                    fessConfig.getIndexFieldContent());
        }
        if (searchFields == null) {
            searchFields = fessConfig.getQueryAdditionalSearchFields(//
                    INURL_FIELD, //

          }

          @Override
          @SuppressWarnings("ThreadPriorityCheck") // doing our best to test for races
          public Boolean get() {
            // Check that this method is called exactly once, by the first
            // thread to synchronize.
            long t0 = System.nanoTime();
            while (waitingThreads() != numThreads - 1) {
              if (System.nanoTime() - t0 > timeout) {

	return len(brs.Stats) == 0 && brs.ReplicaSize == 0
}

// Clone creates a new BucketReplicationStats copy
func (brs BucketReplicationStats) Clone() (c BucketReplicationStats) {
	// This is called only by replicationStats cache and already holds a
	// read lock before calling Clone()

	c = brs
	// We need to copy the map, so we do not reference the one in `brs`.

                targetDomain != null ? targetDomain.toUpperCase(Locale.ROOT) : null));
    }

    /**
     *
     * {@inheritDoc}
     *
     * @see jcifs.smb.NtlmPasswordAuthenticator#equals(java.lang.Object)
     */
    @Override
    public boolean equals(Object other) {
        // this method is called from SmbSession
        if (other instanceof Kerb5Authenticator) {

    if (expectedSequenceNumber != ANY_SEQUENCE_NUMBER &&
      (entry == null || entry.sequenceNumber != expectedSequenceNumber)
    ) {
      return null // Snapshot is stale.
    }

    if (entry?.currentEditor != null) {
      return null // Another edit is in progress.
    }

    if (entry != null && entry.lockingSourceCount != 0) {
      return null // We can't write this file because a reader is still reading it.
    }

		}
		return e.cached.ToFileInfo(bucket, e.name, "", false, true)
	}
	return getFileInfo(e.metadata, bucket, e.name, "", fileInfoOpts{})
}

// xlmeta returns the decoded metadata.
// This should not be called on directories.
func (e *metaCacheEntry) xlmeta() (*xlMetaV2, error) {
	if e.isDir() {
		return nil, errFileNotFound
	}
	if e.cached == nil {
		if len(e.metadata) == 0 {

    /** The filter chain used to process queries */
    protected FilterChain filterChain;

    /**
     * Initializes the query parser by creating the filter chain.
     * This method is called automatically after construction.
     */
    @PostConstruct
    public void init() {
        createFilterChain();
    }

    /**
     * Parses the given query string and returns a Lucene Query object.

        assertEquals(0, response.getDataCount());
    }

    @Test
    @DisplayName("Test entry management")
    void testEntryManagement() {
        // Test with null entries
        response.setResults(null);
        assertNull(response.getResults());

        // Test with empty entries
        FileEntry[] emptyEntries = new FileEntry[0];
        response.setResults(emptyEntries);

{* ../../docs_src/extra_models/tutorial001_py310.py hl[7,9,14,20,22,27:28,31:33,38:39] *}


/// info

In Pydantic v1 the method was called `.dict()`, it was deprecated (but still supported) in Pydantic v2, and renamed to `.model_dump()`.