{* ../../docs_src/background_tasks/tutorial002_an_py310.py hl[13,15,22,25] *}

Neste exemplo, as mensagens serão escritas no arquivo `log.txt` *após* o envio da resposta.

Se houver uma query na request, ela será registrada em uma tarefa em segundo plano.

        createCacheBuilder().expireAfterWrite(99999, SECONDS),
        createCacheBuilder().maximumSize(SMALL_MAX_SIZE).expireAfterAccess(SMALL_MAX_SIZE, SECONDS),
        createCacheBuilder().maximumSize(SMALL_MAX_SIZE).expireAfterWrite(SMALL_MAX_SIZE, SECONDS));
  }

  /** Returns an iterable containing all combinations weakKeys and weak/softValues. */

        createCacheBuilder().expireAfterWrite(99999, SECONDS),
        createCacheBuilder().maximumSize(SMALL_MAX_SIZE).expireAfterAccess(SMALL_MAX_SIZE, SECONDS),
        createCacheBuilder().maximumSize(SMALL_MAX_SIZE).expireAfterWrite(SMALL_MAX_SIZE, SECONDS));
  }

  /** Returns an iterable containing all combinations weakKeys and weak/softValues. */

                        // Ignore
                    }
                }).start();
            }

            startLatch.countDown();
            assertTrue(endLatch.await(1, TimeUnit.SECONDS));
            assertTrue(response.isReceived());
        }

        @Test
        @DisplayName("Should handle concurrent error notifications")
        void testConcurrentError() throws InterruptedException {

        localhostIpv6,
      )

    client =
      clientTestRule
        .newClientBuilder()
        .eventListenerFactory(clientTestRule.wrap(eventRecorder))
        .connectTimeout(60, TimeUnit.SECONDS) // Deliberately exacerbate slow fallbacks.
        .dns { dnsResults }
        .fastFallback(true)
        .build()
    url =
      serverIpv4
        .url("/")
        .newBuilder()

    }

    /**
     * Returns the second value.
     *
     * @return The second value
     */
    public T2 getSecond() {
        return second;
    }

    /**
     * Sets the second value.
     *
     * @param second
     *            The second value
     */
    public void setSecond(final T2 second) {
        this.second = second;
    }

    @Override

import org.apache.logging.log4j.Logger;
import org.codelibs.core.beans.util.BeanUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.annotation.Secured;
import org.codelibs.fess.app.pager.ProtwordsPager;
import org.codelibs.fess.app.service.ProtwordsService;
import org.codelibs.fess.app.web.CrudMode;
import org.codelibs.fess.app.web.admin.dict.AdminDictAction;

    // stop it.
    blockingCallable.waitForStart();

    // Give the second task a chance to (incorrectly) start up while the first task is running.
    assertThat(future2.isDone()).isFalse();

    // Stop the first task. The second task should then run.
    blockingCallable.stop();
    executor.shutdown();
    assertThat(executor.awaitTermination(10, SECONDS)).isTrue();
    assertThat(getDone(future2)).isFalse();
  }

        // Verify time was read correctly (accounting for UTime conversion)
        long readTime = (Long) getFieldValue(response, "lastWriteTime");
        // UTime is seconds since 1970, so we need to compare at second precision
        assertEquals(lastWriteTime / 1000, readTime / 1000);
    }

    @Test
    void testReadParameterWordsWireFormatWithZeroWordCount() {

    assertFailsWith<SocketTimeoutException> {
      call.execute()
    }
    val elapsedNanos = System.nanoTime() - startNanos
    org.junit.jupiter.api.Assertions.assertTrue(
      elapsedNanos < TimeUnit.SECONDS.toNanos(5),
      "Timeout should have taken ~100ms but was " + elapsedNanos / 1e6 + " ms",
    )
  }

  @Test
  fun chainWithReadTimeout() {
    val interceptor1 =