# Alternatives, Inspiration and Comparisons { #alternatives-inspiration-and-comparisons }

What inspired **FastAPI**, how it compares to alternatives and what it learned from them.

## Intro { #intro }

**FastAPI** wouldn't exist if not for the previous work of others.

There have been many tools created before that have helped inspire its creation.

                    pathToLease.remove(entry.getValue().getPath());
                    cleaned++;
                    log.debug("Cleaned up expired lease: {}", entry.getKey());
                }
            }

            if (cleaned > 0) {
                log.info("Cleaned up {} expired leases", cleaned);
            }

            return cleaned;
        } finally {
            lock.writeLock().unlock();
        }
    }

   *
   * <p>Expired entries may be counted in {@link Cache#size}, but will never be visible to read or
   * write operations. Expired entries are cleaned up as part of the routine maintenance described
   * in the class javadoc.
   *
   * @param duration the length of time after an entry is created that it should be automatically
   *     removed
   * @return this {@code CacheBuilder} instance (for chaining)

    public String sortOrder;

    /**
     * The user who created the scheduled job.
     */
    public String createdBy;

    /**
     * The time when the scheduled job was created.
     */
    public String createdTime;

    /**
     * Version number of the scheduled job.
     */
    public String versionNo;

    /**
     * Clears the pager's state.
     */
    public void clear() {

 * [TrustedCertificateIndex].
 *
 * [Conscrypt]: https://conscrypt.org/
 */
class BasicCertificateChainCleaner(
  private val trustRootIndex: TrustRootIndex,
) : CertificateChainCleaner() {
  /**
   * Returns a cleaned chain for [chain].
   *
   * This method throws if the complete chain to a trusted CA certificate cannot be constructed.
   * This is unexpected unless the trust root index in this class has a different trust manager than

    public String fileConfigId;

    /** The user who created this file authentication entry. */
    public String createdBy;

    /** The timestamp when this file authentication entry was created. */
    public String createdTime;

    /** The version number for optimistic locking. */
    public String versionNo;

    /**
     * Clears all pagination and search criteria fields, resetting them to their default values.

                        cleaned++;
                    } catch (Exception e) {
                        log.error("Failed to auto-close resource: {}", holder.resourceId, e);
                    }
                }
            }
        }

        if (cleaned > 0) {
            log.info("Cleaned up {} abandoned resources", cleaned);
        }
    }

    /**

                } else {
                    cleaned.add(arg);
                }
            }
        }

        if (currentArg != null) {
            cleaned.add(currentArg.toString());
        }

        int cleanedSz = cleaned.size();

        String[] cleanArgs;

        if (cleanedSz == 0) {
            cleanArgs = args;
        } else {
            cleanArgs = cleaned.toArray(new String[0]);
        }

    /** The creator of the label type. */
    public String createdBy;

    /** The created time of the label type. */
    public String createdTime;

    /** The version number of the label type. */
    public String versionNo;

    /**
     * Clears the pager fields.
     */
    public void clear() {
        allRecordCount = 0;
        allPageCount = 0;
        existPrePage = false;

		c.removeElement(ent)
	}
	c.nextCleanupBucket = (c.nextCleanupBucket + 1) % numBuckets
	c.mu.Unlock()
}

// addToBucket adds entry to expire bucket so that it will be cleaned up when the time comes. Has to be called with lock!
func (c *LRU[K, V]) addToBucket(e *Entry[K, V]) {
	bucketID := (numBuckets + c.nextCleanupBucket - 1) % numBuckets
	e.ExpireBucket = bucketID