本文整理了Java中java.time.Duration.ofNanos()方法的一些代码示例，展示了Duration.ofNanos()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Duration.ofNanos()方法的具体详情如下：
包路径：java.time.Duration
类名称：Duration
方法名：ofNanos

Duration.ofNanos介绍

[英]Obtains an instance of Duration from a number of nanoseconds.

The seconds and nanoseconds are extracted from the specified nanoseconds.
[中]从纳秒数获取持续时间的实例。
秒和纳秒从指定的纳秒中提取。

代码示例

代码示例来源：origin: hibernate/hibernate-orm

@Override
public Duration fromString(String string) {
  if ( string == null ) {
    return null;
  }
  return Duration.ofNanos( Long.valueOf( string ) );
}

代码示例来源：origin: apache/flink

/**
 * Returns the time left between the deadline and now. The result is negative if the deadline
 * has passed.
 */
public Duration timeLeft() {
  return Duration.ofNanos(Math.subtractExact(timeNanos, System.nanoTime()));
}

代码示例来源：origin: lettuce-io/lettuce-core

/**
 * Set the default timeout for connections created by this client. The timeout applies to connection attempts and
 * non-blocking commands.
 *
 * @param timeout Default connection timeout.
 * @param unit Unit of time for the timeout.
 * @deprecated since 5.0, use {@link #setDefaultTimeout(Duration)}.
 */
@Deprecated
public void setDefaultTimeout(long timeout, TimeUnit unit) {
  setDefaultTimeout(Duration.ofNanos(unit.toNanos(timeout)));
}

代码示例来源：origin: lettuce-io/lettuce-core

/**
 * Set the command timeout for this connection.
 *
 * @param timeout Command timeout.
 * @param unit Unit of time for the timeout.
 * @deprecated since 5.0, use {@link #setTimeout(Duration)}
 */
@Deprecated
public void setTimeout(long timeout, TimeUnit unit) {
  setTimeout(Duration.ofNanos(unit.toNanos(timeout)));
}

代码示例来源：origin: apache/ignite

/**
 * Returns the current elapsed time shown on this stopwatch as a {@link Duration}. Unlike {@link
 * #elapsed(TimeUnit)}, this method does not lose any precision due to rounding.
 */
public Duration elapsed() {
  return Duration.ofNanos(elapsedNanos());
}

代码示例来源：origin: lettuce-io/lettuce-core

@Override
public Duration createDelay(long attempt) {
  long value = randomBetween(base, Math.max(base, prevDelay * 3));
  Duration delay = applyBounds(Duration.ofNanos(targetTimeUnit.toNanos(value)), lower, upper);
  prevDelay = delay.toNanos();
  return delay;
}

代码示例来源：origin: google/guava

/**
 * Returns the current elapsed time shown on this stopwatch as a {@link Duration}. Unlike {@link
 * #elapsed(TimeUnit)}, this method does not lose any precision due to rounding.
 *
 * @since 22.0
 */
@GwtIncompatible
@J2ObjCIncompatible
public Duration elapsed() {
 return Duration.ofNanos(elapsedNanos());
}

代码示例来源：origin: ben-manes/caffeine

/**
 * Returns the fixed duration used to determine if an entry should be automatically removed due
 * to elapsing this time bound. An entry is considered fresh if its age is less than this
 * duration, and stale otherwise. The expiration policy determines when the entry's age is
 * reset.
 *
 * @return the length of time after which an entry should be automatically removed
 */
@NonNull
default Duration getExpiresAfter() {
 // This method will be abstract in version 3.0.0
 return Duration.ofNanos(getExpiresAfter(TimeUnit.NANOSECONDS));
}

代码示例来源：origin: resilience4j/resilience4j

private void publishSuccessEvent(final long durationInNanos) {
  final CircuitBreakerOnSuccessEvent event = new CircuitBreakerOnSuccessEvent(name, Duration.ofNanos(durationInNanos));
  publishEventIfPossible(event);
}

代码示例来源：origin: ben-manes/caffeine

/**
 * Returns the duration until the entry should be automatically removed. The expiration policy
 * determines when the entry's duration is reset.
 *
 * @param key the key for the entry being queried
 * @return the duration if the entry is present in the cache
 */
@NonNull
default Optional<Duration> getExpiresAfter(@NonNull K key) {
 // This method will be abstract in version 3.0.0
 OptionalLong duration = getExpiresAfter(key, TimeUnit.NANOSECONDS);
 return duration.isPresent()
   ? Optional.of(Duration.ofNanos(duration.getAsLong()))
   : Optional.empty();
}

代码示例来源：origin: prestodb/presto

/**
 * Returns the current elapsed time shown on this stopwatch as a {@link Duration}. Unlike {@link
 * #elapsed(TimeUnit)}, this method does not lose any precision due to rounding.
 *
 * @since 22.0
 */
@GwtIncompatible
@J2ObjCIncompatible
public Duration elapsed() {
 return Duration.ofNanos(elapsedNanos());
}

代码示例来源：origin: lettuce-io/lettuce-core

@Override
public Duration createDelay(long attempt) {
  long delay;
  if (attempt <= 0) { // safeguard against underflow
    delay = 0;
  } else if (powersOf == 2) {
    delay = calculatePowerOfTwo(attempt);
  } else {
    delay = calculateAlternatePower(attempt);
  }
  return applyBounds(Duration.ofNanos(targetTimeUnit.toNanos(delay)));
}

代码示例来源：origin: lettuce-io/lettuce-core

@Override
  public Duration createDelay(long attempt) {
    long value = randomBetween(0, base * calculatePowerOfTwo(attempt));
    return applyBounds(Duration.ofNanos(targetTimeUnit.toNanos(value)));
  }
}

代码示例来源：origin: wildfly/wildfly

/**
 * Returns the current elapsed time shown on this stopwatch as a {@link Duration}. Unlike {@link
 * #elapsed(TimeUnit)}, this method does not lose any precision due to rounding.
 *
 * @since 22.0
 */
@GwtIncompatible
@J2ObjCIncompatible
public Duration elapsed() {
 return Duration.ofNanos(elapsedNanos());
}

代码示例来源：origin: google/guava

@GwtIncompatible
public void testElapsed_duration() {
 stopwatch.start();
 ticker.advance(999999);
 assertEquals(Duration.ofNanos(999999), stopwatch.elapsed());
 ticker.advance(1);
 assertEquals(Duration.ofMillis(1), stopwatch.elapsed());
}

代码示例来源：origin: ben-manes/caffeine

@Test
public void expireAfterAccess_duration_large() {
 Caffeine<?, ?> builder = Caffeine.newBuilder()
   .expireAfterAccess(Duration.ofNanos(Integer.MAX_VALUE));
 assertThat(builder.expireAfterAccessNanos, is((long) Integer.MAX_VALUE));
 Expiration<?, ?> expiration = builder.build().policy().expireAfterAccess().get();
 assertThat(expiration.getExpiresAfter(TimeUnit.NANOSECONDS), is((long) Integer.MAX_VALUE));
}

代码示例来源：origin: ben-manes/caffeine

@Test
public void expireAfterWrite_duration_large() {
 Caffeine<?, ?> builder = Caffeine.newBuilder()
   .expireAfterWrite(Duration.ofNanos(Integer.MAX_VALUE));
 assertThat(builder.expireAfterWriteNanos, is((long) Integer.MAX_VALUE));
 Expiration<?, ?> expiration = builder.build().policy().expireAfterWrite().get();
 assertThat(expiration.getExpiresAfter(TimeUnit.NANOSECONDS), is((long) Integer.MAX_VALUE));
}

代码示例来源：origin: reactor/reactor-core

@Test
public void monoProcessorBlockIsUnbounded() {
  long start = System.nanoTime();
  String result = Mono.just("foo")
            .delayElement(Duration.ofMillis(500))
            .toProcessor()
            .block();
  assertThat(result).isEqualTo("foo");
  assertThat(Duration.ofNanos(System.nanoTime() - start))
      .isGreaterThanOrEqualTo(Duration.ofMillis(500));
}

代码示例来源：origin: spring-projects/spring-security

@Test
public void validateWhenBothExpiryAndNotBeforeAreValidThenReturnsSuccessfulResult() {
  Jwt jwt = new Jwt(
      MOCK_TOKEN_VALUE,
      MOCK_ISSUED_AT,
      Instant.now(MOCK_NOW),
      MOCK_HEADER,
      Collections.singletonMap(JwtClaimNames.NBF, Instant.now(MOCK_NOW)));
  JwtTimestampValidator jwtValidator = new JwtTimestampValidator(Duration.ofNanos(0));
  jwtValidator.setClock(MOCK_NOW);
  assertThat(jwtValidator.validate(jwt).hasErrors()).isFalse();
}

代码示例来源：origin: resilience4j/resilience4j

@Before
public void setup() {
  rateLimiterConfig = RateLimiterConfig.custom()
    .limitForPeriod(PERMISSIONS_RER_CYCLE)
    .limitRefreshPeriod(Duration.ofNanos(CYCLE_IN_NANOS))
    .timeoutDuration(Duration.ZERO)
    .build();
  AtomicRateLimiter testLimiter = new AtomicRateLimiter(LIMITER_NAME, rateLimiterConfig);
  rateLimiter = PowerMockito.spy(testLimiter);
  metrics = rateLimiter.getDetailedMetrics();
}