private void setAccessTimeAndExpiry(K key, OffHeapValueHolder<V> valueHolder, long now) { valueHolder.setLastAccessTime(now, OffHeapValueHolder.TIME_UNIT); Duration duration = expiry.getExpiryForAccess(key, valueHolder.value()); if (duration != null) { if (duration.isForever()) { valueHolder.setExpirationTime(ValueHolder.NO_EXPIRE, null); } else { valueHolder.setExpirationTime(safeExpireTime(now, duration), OffHeapValueHolder.TIME_UNIT); } } valueHolder.writeBack(); }
private OffHeapValueHolder<V> newUpdatedValueHolder( K key, V value, OffHeapValueHolder<V> existing, long now) { Duration duration = expiry.getExpiryForUpdate(key, existing.value(), value); if (Duration.ZERO.equals(duration)) { return null; } if (duration == null) { return new OffHeapValueHolder<V>( value, now, existing.expirationTime(OffHeapValueHolder.TIME_UNIT)); } else if (duration.isForever()) { return new OffHeapValueHolder<V>(value, now, OffHeapValueHolder.NO_EXPIRE); } else { return new OffHeapValueHolder<V>(value, now, safeExpireTime(now, duration)); } }
@Test public void testWriteBackOfValueHolder() throws CacheAccessException { TestTimeSource timeSource = new TestTimeSource(); AbstractOffHeapStore<String, String> offHeapStore = createAndInitStore( timeSource, Expirations.timeToIdleExpiration(new Duration(15L, TimeUnit.MILLISECONDS))); try { offHeapStore.put("key1", "value1"); timeSource.advanceTime(10); OffHeapValueHolder<String> valueHolder = (OffHeapValueHolder<String>) offHeapStore.get("key1"); assertThat(valueHolder.lastAccessTime(TimeUnit.MILLISECONDS), is(10L)); timeSource.advanceTime(10); assertThat(offHeapStore.get("key1"), notNullValue()); timeSource.advanceTime(16); assertThat(offHeapStore.get("key1"), nullValue()); } finally { destroyStore(offHeapStore); } }