| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #include "LRUAction.hpp" |
| |
| #include <geode/Cache.hpp> |
| |
| #include "CacheImpl.hpp" |
| #include "LRUEntriesMap.hpp" |
| #include "LRULocalDestroyAction.hpp" |
| |
| namespace apache { |
| namespace geode { |
| namespace client { |
| |
| LRUAction* LRUAction::newLRUAction(const LRUAction::Action& actionType, |
| RegionInternal* regionPtr, |
| LRUEntriesMap* entriesMapPtr) { |
| LRUAction* result = nullptr; |
| |
| switch (actionType) { |
| case LRUAction::INVALIDATE: |
| result = new LRULocalInvalidateAction(regionPtr); |
| break; |
| case LRUAction::LOCAL_DESTROY: |
| result = new LRULocalDestroyAction(regionPtr, entriesMapPtr); |
| break; |
| case LRUAction::OVERFLOW_TO_DISK: |
| result = new LRUOverFlowToDiskAction(regionPtr, entriesMapPtr); |
| break; |
| case LRUAction::DESTROY: |
| result = new LRULocalDestroyAction(regionPtr, entriesMapPtr); |
| break; |
| default: |
| /** @TODO throw IllegalArgumentException; */ |
| break; |
| } |
| return result; |
| } |
| |
| bool LRUOverFlowToDiskAction::evict( |
| const std::shared_ptr<MapEntryImpl>& mePtr) { |
| if (m_regionPtr->isDestroyed()) { |
| LOGERROR( |
| "[internal error] :: OverflowAction: region is being destroyed, so not " |
| "evicting entries"); |
| return false; |
| } |
| std::shared_ptr<CacheableKey> keyPtr; |
| std::shared_ptr<Cacheable> valuePtr; |
| mePtr->getKeyI(keyPtr); |
| mePtr->getValueI(valuePtr); |
| if (valuePtr == nullptr) { |
| LOGERROR( |
| "[internal error]:: OverflowAction: destroyed entry added to " |
| "LRU list"); |
| throw FatalInternalException( |
| "OverflowAction: destroyed entry added to " |
| "LRU list"); |
| } |
| auto&& lruProps = mePtr->getLRUProperties(); |
| auto persistenceInfo = lruProps.getPersistenceInfo(); |
| bool setInfo = false; |
| if (persistenceInfo == nullptr) { |
| setInfo = true; |
| } |
| auto pmPtr = m_regionPtr->getPersistenceManager(); |
| try { |
| pmPtr->write(keyPtr, valuePtr, persistenceInfo); |
| } catch (DiskFailureException& ex) { |
| LOGERROR("DiskFailureException - %s", ex.what()); |
| return false; |
| } catch (Exception& ex) { |
| LOGERROR("write to persistence layer failed - %s", ex.what()); |
| return false; |
| } |
| if (setInfo == true) { |
| lruProps.setPersistenceInfo(persistenceInfo); |
| } |
| (m_regionPtr->getRegionStats())->incOverflows(); |
| (m_regionPtr->getCacheImpl())->getCachePerfStats().incOverflows(); |
| // set value after write on disk to indicate that it is on disk. |
| mePtr->setValueI(CacheableToken::overflowed()); |
| |
| if (m_entriesMapPtr != nullptr) { |
| int64_t newSize = |
| CacheableToken::overflowed()->objectSize() - valuePtr->objectSize(); |
| m_entriesMapPtr->updateMapSize(newSize); |
| } |
| return true; |
| } |
| |
| bool LRULocalInvalidateAction::evict( |
| const std::shared_ptr<MapEntryImpl>& mePtr) { |
| std::shared_ptr<VersionTag> versionTag; |
| std::shared_ptr<CacheableKey> keyPtr; |
| mePtr->getKeyI(keyPtr); |
| // we should invoke the invalidateNoThrow with appropriate |
| // flags to correctly invoke listeners |
| LOGDEBUG("LRULocalInvalidate: evicting entry with key [%s]", |
| Utils::nullSafeToString(keyPtr).c_str()); |
| GfErrType err = GF_NOERR; |
| if (!m_regionPtr->isDestroyed()) { |
| err = m_regionPtr->invalidateNoThrow( |
| keyPtr, nullptr, -1, CacheEventFlags::EVICTION | CacheEventFlags::LOCAL, |
| versionTag); |
| } |
| return (err == GF_NOERR); |
| } |
| |
| } // namespace client |
| } // namespace geode |
| } // namespace apache |