* // Result: /home/user/myproject/target/classes
     *
     * // Get test output directory
     * Path testOutput = project.getOutputDirectory(ProjectScope.TEST);
     * // Result: /home/user/myproject/target/test-classes
     *
     * // Get build directory
     * Path buildDir = project.getOutputDirectory(null);
     * // Result: /home/user/myproject/target
     * }</pre>
     *

Вы можете использовать <a href="https://developer.mozilla.org/en-US/docs/Web/API/WebSockets_API" class="external-link" target="_blank">веб-сокеты</a> в **FastAPI**.

## Установка `websockets` { #install-websockets }

Убедитесь, что вы создали [виртуальное окружение](../virtual-environments.md){.internal-link target=_blank}, активировали его и установили `websockets` (библиотека Python, упрощающая работу с протоколом "WebSocket"):

<div class="termy">

# Gelişmiş Güvenlik

## Ek Özellikler

[Tutorial - User Guide: Security](../../tutorial/security/index.md){.internal-link target=_blank} sayfasında ele alınanların dışında güvenlikle ilgili bazı ek özellikler vardır.

/// tip | İpucu

Sonraki bölümler **mutlaka "gelişmiş" olmak zorunda değildir**.

Kullanım şeklinize bağlı olarak, çözümünüz bu bölümlerden birinde olabilir.

///

## Önce Öğreticiyi Okuyun

proprietary headers can be added <a href="https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers" class="external-link" target="_blank">using the `X-` prefix</a>.

But if you have custom headers that you want a client in a browser to be able to see, you need to add them to your CORS configurations ([CORS (Cross-Origin Resource Sharing)](cors.md){.internal-link target=_blank}) using the parameter `expose_headers` documented in <a href="https://www.starlette.dev/middleware/#corsmiddleware"...

* <a href="https://github.com/florimondmanca/msgpack-asgi" class="external-link" target="_blank">MessagePack</a>

* <a href="https://github.com/florimondmanca/msgpack-asgi" class="external-link" target="_blank">MessagePack</a>

* <a href="https://github.com/tiangolo/full-stack" class="external-link" target="_blank">https://github.com/tiangolo/full-stack</a>
* <a href="https://github.com/tiangolo/full-stack-flask-couchbase" class="external-link" target="_blank">https://github.com/tiangolo/full-stack-flask-couchbase</a>
* <a href="https://github.com/tiangolo/full-stack-flask-couchdb" class="external-link" target="_blank">https://github.com/tiangolo/full-stack-flask-couchdb</a>

* <a href="https://github.com/tiangolo/full-stack" class="external-link" target="_blank">https://github.com/tiangolo/full-stack</a>
* <a href="https://github.com/tiangolo/full-stack-flask-couchbase" class="external-link" target="_blank">https://github.com/tiangolo/full-stack-flask-couchbase</a>
* <a href="https://github.com/tiangolo/full-stack-flask-couchdb" class="external-link" target="_blank">https://github.com/tiangolo/full-stack-flask-couchdb</a>

* <a href="https://github.com/tiangolo/full-stack" class="external-link" target="_blank">https://github.com/tiangolo/full-stack</a>
* <a href="https://github.com/tiangolo/full-stack-flask-couchbase" class="external-link" target="_blank">https://github.com/tiangolo/full-stack-flask-couchbase</a>
* <a href="https://github.com/tiangolo/full-stack-flask-couchdb" class="external-link" target="_blank">https://github.com/tiangolo/full-stack-flask-couchdb</a>

    private static final long serialVersionUID = 7760491787158046906L;

    /**
     * The target class.
     */
    private final Class<?> targetClass;

    /**
     * Creates a {@link InvocationTargetRuntimeException}.
     *
     * @param targetClass
     *            Target class
     * @param cause
     *            The cause of the exception
     */