switch (form.crudMode) {
        case CrudMode.CREATE:
            final ProtwordsItem entity = new ProtwordsItem(0, StringUtil.EMPTY);
            return OptionalEntity.of(entity);
        case CrudMode.EDIT:
            if (form instanceof EditForm) {
                return ComponentUtil.getComponent(ProtwordsService.class).getProtwordsItem(form.dictId, ((EditForm) form).id);
            }

/**
 * S3-compatible storage client implementation using AWS SDK v2.
 * Supports Amazon S3, MinIO, and other S3-compatible storage systems.
 */
public class S3StorageClient implements StorageClient {

    private static final Logger logger = LogManager.getLogger(S3StorageClient.class);

    private final S3Client s3Client;
    private final String bucket;

    /**
     * Creates a new S3StorageClient instance.
     *

import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.codelibs.curl.io.ContentCache;
import org.junit.Test;

/**
 * Test class for CurlResponse.
 * Tests response handling, header operations, and content access.
 */
public class CurlResponseTest {

    @Test
    public void testConstructor() {
        CurlResponse response = new CurlResponse();
        assertNotNull(response);
    }

            }

            @Override
            public List<ArtifactVersion> retrieveAvailableVersionsFromDeploymentRepository(
                    Artifact artifact, ArtifactRepository localRepository, ArtifactRepository remoteRepository) {
                throw new UnsupportedOperationException("Cannot get available versions in this test case");
            }

            @Override

///

Execute o exemplo com:

<div class="termy">

```console
$ fastapi dev main.py

<span style="color: green;">INFO</span>:     Uvicorn running on http://127.0.0.1:8000 (Press CTRL+C to quit)
```

</div>

## Verifique-o { #check-it }

Vá até a documentação interativa em: <a href="http://127.0.0.1:8000/docs" class="external-link" target="_blank">http://127.0.0.1:8000/docs</a>.

      .assertSuccessful()
      .assertCode(200)

    println("server1.requestCount ${server1.requestCount}")
    assertThat(server1.requestCount).isEqualTo(1)

    // Close the proxy server
    if (cleanClose) {
      server1.close()
    }

    // Now redirect with DNS to proxyServer2
    // Then redirect socket connection to server2
    dns["myproxy"] = listOf(proxyServer2)

            SrvCopychunk mockChunk1 = mock(SrvCopychunk.class);
            SrvCopychunk mockChunk2 = mock(SrvCopychunk.class);
            SrvCopychunk mockChunk3 = mock(SrvCopychunk.class);

            // Simulate different encode return values
            when(mockChunk1.encode(any(byte[].class), anyInt())).thenReturn(20);
            when(mockChunk2.encode(any(byte[].class), anyInt())).thenReturn(24);

* <a href="https://x.com/tiangolo" class="external-link" target="_blank">Me seguir no **X (Twitter)**</a> ou no <a href="https://fosstodon.org/@tiangolo" class="external-link" target="_blank">Mastodon</a>.
    * Me contar como você usa o FastAPI (adoro saber disso).
    * Ficar sabendo quando eu fizer anúncios ou lançar novas ferramentas.

And then another background task generated at the *path operation function* will write a message using the `email` path parameter.

## Technical Details { #technical-details }

The class `BackgroundTasks` comes directly from <a href="https://www.starlette.dev/background/" class="external-link" target="_blank">`starlette.background`</a>.

        switch (form.crudMode) {
        case CrudMode.CREATE:
            return OptionalEntity.of(new RelatedQuery()).map(entity -> {
                entity.setCreatedBy(username);
                entity.setCreatedTime(currentTime);
                return entity;
            });
        case CrudMode.EDIT:
            if (form instanceof EditForm) {