/**
     * Retrieve toolchain of specified type from build context. It is expected that
     * <code>maven-toolchains-plugin</code> contains the configuration to select the appropriate
     * toolchain and is executed at the beginning of the build.
     *
     * @param type the type, must not be {@code null}
     * @param context the Maven session, must not be {@code null}

	return cs.processors["delete"]
}

func (cs *callbacks) Row() *processor {
	return cs.processors["row"]
}

func (cs *callbacks) Raw() *processor {
	return cs.processors["raw"]
}

func (p *processor) Execute(db *DB) *DB {
	// call scopes
	for len(db.Statement.scopes) > 0 {
		db = db.executeScopes()
	}

	var (
		curTime           = time.Now()
		stmt              = db.Statement
		resetBuildClauses bool
	)

{* ../../docs_src/security/tutorial006_an_py39.py hl[4,8,12] *}

Wenn Sie versuchen, die URL zum ersten Mal zu öffnen (oder in der Dokumentation auf den Button „Execute“ zu klicken), wird der Browser Sie nach Ihrem Benutzernamen und Passwort fragen:

<img src="/img/tutorial/security/image12.png">

## Den Benutzernamen überprüfen { #check-the-username }

    }

    /**
     * Executes the HTTP client request.
     *
     * @param httpRequest The HTTP request to execute
     * @return The HTTP response
     * @throws IOException If an I/O error occurs
     */
    protected HttpResponse executeHttpClient(final HttpUriRequest httpRequest) throws IOException {
        return httpClient.execute(httpRequest, new BasicHttpContext(httpClientContext));
    }

        // Prepare test data
        byte[] sourceData = { 10, 20, 30, 40, 50 };
        byte[] buffer = new byte[100];
        System.arraycopy(sourceData, 0, buffer, 10, sourceData.length);

        // Execute
        int result = response.readDataWireFormat(buffer, 10, sourceData.length);

        // Verify
        assertEquals(sourceData.length, result);
        // Check that data was copied to output buffer

                        // head method
                        responseData =
                                client.execute(RequestDataBuilder.newRequestData().head().url(url).weight(urlQueue.getWeight()).build());
                        if (responseData == null) {
                            return true;
                        }

# Primeros Pasos { #first-steps }

El archivo FastAPI más simple podría verse así:

{* ../../docs_src/first_steps/tutorial001_py39.py *}

Copia eso en un archivo `main.py`.

Ejecuta el servidor en vivo:

<div class="termy">

```console
$ <font color="#4E9A06">fastapi</font> dev <u style="text-decoration-style:solid">main.py</u>

* Она возвращает объект типа `HTTPBasicCredentials`:
    * Он содержит отправленные `username` и `password`.

{* ../../docs_src/security/tutorial006_an_py39.py hl[4,8,12] *}

Когда вы впервые откроете URL (или нажмёте кнопку «Execute» в документации), браузер попросит ввести имя пользователя и пароль:

<img src="/img/tutorial/security/image12.png">

## Проверка имени пользователя { #check-the-username }

Вот более полный пример.

		return true
	case reflect.Float32, reflect.Float64:
		return true
	default:
		return false
	}
}

// ExplainSQL generate SQL string with given parameters, the generated SQL is expected to be used in logger, execute it might introduce a SQL injection vulnerability
func ExplainSQL(sql string, numericPlaceholder *regexp.Regexp, escaper string, avars ...interface{}) string {
	var (
		convertParams func(interface{}, int)

                stream(baseExcludes).of(stream -> stream.forEach(exclude -> popularWordsRequestBuilder.addExcludeWord(exclude)));
                try {
                    popularWordsRequestBuilder.execute().getResponse().getItems().stream().forEach(item -> wordList.add(item.getText()));
                } catch (final SuggesterException e) {
                    logger.warn("Failed to generate popular words.", e);
                }