container.singleton("extractorFactory", ExtractorFactory.class, factory -> {
    factory.addExtractor("application/custom", container.getComponent("customExtractor"));
});
```

## Advanced Configuration

### Multi-Instance Crawling

```java
// Create multiple crawler instances
Crawler crawler1 = container.getComponent("crawler");
crawler1.setSessionId("session1");

This would be useful for example to properly handle redirects.

/// tip

You can learn more about this in the documentation for [Behind a Proxy - Enable Proxy Forwarded Headers](../advanced/behind-a-proxy.md#enable-proxy-forwarded-headers)

///

## Recap { #recap }

labels.google_chat_webhook_urls=Google Chat Webhook URLs
labels.log_notification_enabled=Log Notification
labels.log_notification_level=Log Notification Level
labels.notification_advance_search=Advanced Search Page
labels.ldap_security_authentication=Security Authentication
labels.ldap_initial_context_factory=Initial Context Factory
labels.general_menu_oic=OpenID Connect
labels.oic_client_id=Client ID

labels.google_chat_webhook_urls=Google Chat Webhook URLs
labels.log_notification_enabled=Log Notification
labels.log_notification_level=Log Notification Level
labels.notification_advance_search=Advanced Search Page
labels.ldap_security_authentication=Security Authentication
labels.ldap_initial_context_factory=Initial Context Factory
labels.general_menu_oic=OpenID Connect
labels.oic_client_id=Client ID

Bu, örneğin redirect’leri doğru şekilde yönetmek için faydalıdır.

/// tip | İpucu

Bununla ilgili daha fazlasını [Bir Proxy Arkasında - Proxy Forwarded Headers'ı Etkinleştir](../advanced/behind-a-proxy.md#enable-proxy-forwarded-headers) dokümantasyonunda öğrenebilirsiniz.

///

## Özet { #recap }

<img src="/img/tutorial/security/image10.png">

/// note | Nota

Perceba que o cabeçalho `Authorization`, com o valor que começa com `Bearer `.

///

## Uso avançado com `scopes` { #advanced-usage-with-scopes }

O OAuth2 tem a noção de "scopes" (escopos).

Você pode usá-los para adicionar um conjunto específico de permissões a um token JWT.

//// tab | Test

* you
* your

* e.g.
* etc.

* `foo` as an `int`
* `bar` as a `str`
* `baz` as a `list`

* the Tutorial - User guide
* the Advanced User Guide
* the SQLModel docs
* the API docs
* the automatic docs

* Data Science
* Deep Learning
* Machine Learning
* Dependency Injection
* HTTP Basic authentication
* HTTP Digest

In particular, you can directly use [AnyIO](https://anyio.readthedocs.io/en/stable/) for your advanced concurrency use cases that require more advanced patterns in your own code.

        case WitnessNotificationMessage.WITNESS_IP_CHANGE:
            decodeIpChangeMessage(buf, message);
            break;
        default:
            // Skip unknown message types
            buf.advance(messageLength - 8); // Skip remaining data (minus type and length)
            break;
        }

        return message;
    }

    /**
     * Decodes a resource change notification message.
     */

labels.google_chat_webhook_urls=Google Chat Webhook URLs
labels.log_notification_enabled=Log Notification
labels.log_notification_level=Log Notification Level
labels.notification_advance_search=Advanced Search Page
labels.ldap_security_authentication=Security Authentication
labels.ldap_initial_context_factory=Initial Context Factory
labels.general_menu_oic=OpenID Connect
labels.oic_client_id=Client ID