.post(RequestBody.create(postBody, MEDIA_TYPE_MARKDOWN))
        .build();

    try (Response response = client.newCall(request).execute()) {
      if (!response.isSuccessful()) throw new IOException("Unexpected code " + response);

      System.out.println(response.body().string());
    }
  }

  public static void main(String... args) throws Exception {
    new PostString().run();
  }

     * The content cache that stores the response content.
     */
    private ContentCache contentCache;

    /**
     * The encoding used for the response content.
     */
    private String encoding;

    /**
     * The exception that occurred while accessing the content, if any.
     */
    private Exception contentException;

    /**
     * The headers of the response.
     */

import org.codelibs.curl.CurlResponse;

try (CurlResponse response = Curl.get("https://example.com")
                                .param("q", "curl4j")
                                .header("Accept", "application/json")
                                .execute()) {
    System.out.println("Status: " + response.getHttpStatusCode());
    System.out.println(response.getContentAsString());
}
```

### Asynchronous request

    client = TestClient(app)
    response = client.get(path)
    assert response.status_code == 200
    assert response.json() == {"p": None}


@pytest.mark.parametrize(
    "path",
    ["/optional-str", "/model-optional-str"],
)
def test_optional_str(path: str):
    client = TestClient(app)
    response = client.get(path, headers={"p": "hello"})
    assert response.status_code == 200

返すべき以上のデータを返さないようにするには、[チュートリアル - レスポンスモデル - 戻り値の型](../tutorial/response-model.md) を参照してください。

## レスポンス性能の最適化 - レスポンスモデル - 戻り値の型 { #optimize-response-performance-response-model-return-type }

JSON データを返す際の性能を最適化するには、戻り値の型またはレスポンスモデルを使用してください。そうすることで、Pydantic が Python を経由せずに Rust 側で JSON へのシリアライズを処理します。詳細は [チュートリアル - レスポンスモデル - 戻り値の型](../tutorial/response-model.md) を参照してください。

## ドキュメントのタグ - OpenAPI { #documentation-tags-openapi }

        recordNameField.setAccessible(true);
        recordNameField.set(response, new Name(mockConfig));

        Field questionNameField = NameServicePacket.class.getDeclaredField("questionName");
        questionNameField.setAccessible(true);
        questionNameField.set(response, new Name(mockConfig));

        int result = response.readBodyWireFormat(src, srcIndex);
        assertTrue(result > 0);
    }

def test_form_json_list():
    response = client.post(
        "/form-json-list", data={"items": json.dumps(["abc", "def"])}
    )
    assert response.status_code == 200, response.text
    assert response.json() == ["abc", "def"]


def test_query_json_list():
    response = client.get(
        "/query-json-list", params={"items": json.dumps(["abc", "def"])}
    )
    assert response.status_code == 200, response.text

def test_security_http_base():
    response = client.get("/users/me", headers={"Authorization": "Other foobar"})
    assert response.status_code == 200, response.text
    assert response.json() == {"scheme": "Other", "credentials": "foobar"}


def test_security_http_base_no_credentials():
    response = client.get("/users/me")
    assert response.status_code == 200, response.text
    assert response.json() == {"msg": "Create an account first"}

    assert response.json() == {"detail": "Invalid X-Token header"}


def test_read_nonexistent_item():
    response = client.get("/items/baz", headers={"X-Token": "coneofsilence"})
    assert response.status_code == 404
    assert response.json() == {"detail": "Item not found"}


def test_create_item():
    response = client.post(
        "/items/",
        headers={"X-Token": "coneofsilence"},

        // SPNEGO typically doesn't provide special response handling
        org.lastaflute.web.response.ActionResponse response = authenticator.getResponse(org.codelibs.fess.sso.SsoResponseType.METADATA);
        assertNull(response);

        response = authenticator.getResponse(org.codelibs.fess.sso.SsoResponseType.LOGOUT);
        assertNull(response);
    }

    @Test
    public void test_innerClassNaming() {