public CacheBuilder<K, V> expireAfterWrite(long duration, TimeUnit unit) {
    checkState(
        expireAfterWriteNanos == UNSET_INT,
        "expireAfterWrite was already set to %s ns",
        expireAfterWriteNanos);
    checkArgument(duration >= 0, "duration cannot be negative: %s %s", duration, unit);
    this.expireAfterWriteNanos = unit.toNanos(duration);
    return this;
  }

    assertWithMessage("expireAfterAccessNanos")
        .that(actual.expireAfterAccessNanos)
        .isEqualTo(expected.expireAfterAccessNanos);
    assertWithMessage("expireAfterWriteNanos")
        .that(actual.expireAfterWriteNanos)
        .isEqualTo(expected.expireAfterWriteNanos);
    assertWithMessage("initialCapacity")
        .that(actual.initialCapacity)
        .isEqualTo(expected.initialCapacity);

    assertThat(localCacheTwo.expireAfterAccessNanos)
        .isEqualTo(localCacheOne.expireAfterAccessNanos);
    assertThat(localCacheTwo.expireAfterWriteNanos).isEqualTo(localCacheOne.expireAfterWriteNanos);
    assertThat(localCacheTwo.refreshNanos).isEqualTo(localCacheOne.refreshNanos);
    assertThat(localCacheTwo.removalListener).isEqualTo(localCacheOne.removalListener);

    assertThat(localCacheTwo.expireAfterAccessNanos)
        .isEqualTo(localCacheOne.expireAfterAccessNanos);
    assertThat(localCacheTwo.expireAfterWriteNanos).isEqualTo(localCacheOne.expireAfterWriteNanos);
    assertThat(localCacheTwo.refreshNanos).isEqualTo(localCacheOne.refreshNanos);
    assertThat(localCacheTwo.removalListener).isEqualTo(localCacheOne.removalListener);

  public CacheBuilder<K, V> expireAfterWrite(long duration, TimeUnit unit) {
    checkState(
        expireAfterWriteNanos == UNSET_INT,
        "expireAfterWrite was already set to %s ns",
        expireAfterWriteNanos);
    checkArgument(duration >= 0, "duration cannot be negative: %s %s", duration, unit);
    this.expireAfterWriteNanos = unit.toNanos(duration);
    return this;
  }

      this.keyStrength = keyStrength;
      this.valueStrength = valueStrength;
      this.keyEquivalence = keyEquivalence;
      this.valueEquivalence = valueEquivalence;
      this.expireAfterWriteNanos = expireAfterWriteNanos;
      this.expireAfterAccessNanos = expireAfterAccessNanos;
      this.maxWeight = maxWeight;
      this.weigher = weigher;
      this.concurrencyLevel = concurrencyLevel;

    this.loader = loader;
    this.removalListener = builder.removalListener;
    this.expireAfterAccess = builder.expireAfterAccessNanos;
    this.expireAfterWrite = builder.expireAfterWriteNanos;
    this.statsCounter = builder.getStatsCounterSupplier().get();

    /* Implements size-capped LinkedHashMap */
    final long maximumSize = builder.maximumSize;
    this.cachingHashMap =