}

    /**
     * Test getFlags method.
     * This is implicitly tested by the constructors, but an explicit test ensures its direct functionality.
     */
    @Test
    void testGetFlags() {
        int expectedFlags = 0xAABBCCDD;
        AvFlags avFlags = new AvFlags(expectedFlags);

 * the {@link #startUp} and {@link #shutDown} methods and also uses that service to schedule the
 * {@link #runOneIteration} that will be executed periodically as specified by its {@link
 * Scheduler}. When this service is asked to stop via {@link #stopAsync} it will cancel the periodic
 * task (but not interrupt it) and wait for it to stop before running the {@link #shutDown} method.
 *

 * detailed at {@link ImmutableCollection}.
 *
 * <p><b>Warning:</b> As in all {@link SetMultimap}s, do not modify either a key <i>or a value</i>
 * of a {@code ImmutableSetMultimap} in a way that affects its {@link Object#equals} behavior.
 * Undefined behavior and bugs will result.
 *
 * <p>See the Guava User Guide article on <a href=
 * "https://github.com/google/guava/wiki/ImmutableCollectionsExplained">immutable collections</a>.

                out.write(in);
            }
        });
    }

    /**
     * Determines the MIME type of an image file based on its file extension.
     *
     * @param imageFile the image file
     * @return the MIME type string
     */
    protected String getImageMimeType(final File imageFile) {

import com.google.common.annotations.GwtCompatible;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;

/**
 * Annotates a "top-level" type-variable usage that takes its nullness from the type argument
 * supplied by the user of the class. For example, {@code Multiset.Entry.getElement()} returns
 * {@code @ParametricNullness E}, which means:
 *
 * <ul>

        return searchEngineClient.update(fessConfig.getIndexDocumentUpdateIndex(), id, field, value);
    }

    /**
     * Deletes a document from the search index by its ID.
     *
     * @param searchEngineClient the search engine client to use for deletion
     * @param id the document ID to delete
     * @return true if the deletion was successful, false otherwise
     */

 * detailed at {@link ImmutableCollection}.
 *
 * <p><b>Warning:</b> As in all {@link SetMultimap}s, do not modify either a key <i>or a value</i>
 * of a {@code ImmutableSetMultimap} in a way that affects its {@link Object#equals} behavior.
 * Undefined behavior and bugs will result.
 *
 * <p>See the Guava User Guide article on <a href=
 * "https://github.com/google/guava/wiki/ImmutableCollectionsExplained">immutable collections</a>.

 * the {@link #startUp} and {@link #shutDown} methods and also uses that service to schedule the
 * {@link #runOneIteration} that will be executed periodically as specified by its {@link
 * Scheduler}. When this service is asked to stop via {@link #stopAsync} it will cancel the periodic
 * task (but not interrupt it) and wait for it to stop before running the {@link #shutDown} method.
 *

    }
    return throwable;
  }

  /**
   * Gets a {@code Throwable} cause chain as a list. The first entry in the list will be {@code
   * throwable} followed by its cause hierarchy. Note that this is a snapshot of the cause chain and
   * will not reflect any subsequent changes to the cause chain.
   *

	c.mu.Lock()
	defer c.mu.Unlock()
	now := time.Now()

	// Check for existing item
	if ent, ok := c.items[key]; ok {
		c.evictList.MoveToFront(ent)
		c.removeFromBucket(ent) // remove the entry from its current bucket as expiresAt is renewed
		ent.Value = value
		ent.ExpiresAt = now.Add(c.ttl)
		c.addToBucket(ent)
		return false
	}

	// Add new item