# About FastAPI versions { #about-fastapi-versions }

**FastAPI** is already being used in production in many applications and systems. And the test coverage is kept at 100%. But its development is still moving quickly.

New features are added frequently, bugs are fixed regularly, and the code is still continuously improving.

{* ../../docs_src/dependencies/tutorial005_an_py310.py hl[8:9] *}

It declares an optional query parameter `q` as a `str`, and then it just returns it.

This is quite simple (not very useful), but will help us focus on how the sub-dependencies work.

## Second dependency, "dependable" and "dependant" { #second-dependency-dependable-and-dependant }

   * thus a motivated caller may be able to expose the reference to another thread that would then
   * call cancel() and be unable to cancel the delegate.
   * There are a number of ways to solve this, none of which are very pretty, and it is currently
   * believed to be a purely theoretical problem (since the other actions should supply sufficient
   * write-barriers).
   */

     * circumstances.
     */
    public static void main(String[] args) throws IOException {
        int exitCode = new MavenCling().run(args, null, null, null, false);
        System.exit(exitCode);
    }

    /**
     * ClassWorld Launcher "enhanced" entry point: returning exitCode and accepts Class World.
     */

[Grafana](https://grafana.com/) allows you to query, visualize, alert on and understand your metrics no matter where they are stored. Create, explore, and share dashboards with your team and foster a data driven culture.

## Prerequisites

- Prometheus and MinIO configured as explained in [document here](https://github.com/minio/minio/blob/master/docs/metrics/prometheus/README.md).

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.crawler.exception;

/**
 * CrawlingAccessException is an exception class that represents an issue encountered while accessing a resource during the crawling process.
 * It extends CrawlerSystemException and provides functionality to set and check the log level for the exception.
 *
 * <p>

of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.ingest;

import java.util.Arrays;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

/**
 * Factory class for managing and organizing document ingesters.
 * The factory maintains a sorted collection of ingesters based on their priority

   * both calls will return the same instance. That is, {@code intern(a).equals(a)} always holds,
   * and {@code intern(a) == intern(b)} if and only if {@code a.equals(b)}. Note that {@code
   * intern(a)} is permitted to return one instance now and a different instance later if the
   * original interned instance was garbage-collected.
   *
   * <p><b>Warning:</b> do not use with mutable objects.
   *

    }

    /**
     * Stores another multimap's entries in the built multimap. The generated multimap's key and
     * value orderings correspond to the iteration ordering of the {@code multimap.asMap()} view,
     * with new keys and values following any existing keys and values.
     *
     * @throws NullPointerException if any key or value in {@code multimap} is null. The builder is