| /* |
| * 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. |
| */ |
| |
| #pragma once |
| |
| #ifndef GEODE_VERSIONSTAMP_H_ |
| #define GEODE_VERSIONSTAMP_H_ |
| |
| #include <memory> |
| |
| #include <geode/internal/geode_globals.hpp> |
| |
| #include "ClientProxyMembershipID.hpp" |
| #include "ErrType.hpp" |
| #include "VersionTag.hpp" |
| |
| namespace apache { |
| namespace geode { |
| namespace client { |
| /** |
| * @brief This class encapsulates Version Stamp for map entries. |
| */ |
| class APACHE_GEODE_EXPORT VersionStamp { |
| public: |
| VersionStamp() |
| : m_memberID(0), |
| m_entryVersionHighByte(0), |
| m_entryVersionLowBytes(0), |
| m_regionVersionHighBytes(0), |
| m_regionVersionLowBytes(0) {} |
| |
| VersionStamp(const VersionStamp& rhs) |
| : m_memberID(rhs.m_memberID), |
| m_entryVersionHighByte(rhs.m_entryVersionHighByte), |
| m_entryVersionLowBytes(rhs.m_entryVersionLowBytes), |
| m_regionVersionHighBytes(rhs.m_regionVersionHighBytes), |
| m_regionVersionLowBytes(rhs.m_regionVersionLowBytes) {} |
| |
| virtual ~VersionStamp() {} |
| void setVersions(std::shared_ptr<VersionTag> versionTag); |
| void setVersions(VersionStamp& versionStamp); |
| int32_t getEntryVersion() const; |
| int64_t getRegionVersion() const; |
| uint16_t getMemberId() const; |
| |
| VersionStamp& operator=(const VersionStamp& rhs) { |
| if (this == &rhs) return *this; |
| this->m_memberID = rhs.m_memberID; |
| this->m_entryVersionHighByte = rhs.m_entryVersionHighByte; |
| this->m_entryVersionLowBytes = rhs.m_entryVersionLowBytes; |
| this->m_regionVersionHighBytes = rhs.m_regionVersionHighBytes; |
| this->m_regionVersionLowBytes = rhs.m_regionVersionLowBytes; |
| return *this; |
| } |
| GfErrType processVersionTag(const RegionInternal* region, |
| const std::shared_ptr<CacheableKey>& keyPtr, |
| const std::shared_ptr<VersionTag>& tag, |
| const bool deltaCheck) const; |
| |
| private: |
| uint16_t m_memberID; |
| uint8_t m_entryVersionHighByte; |
| uint16_t m_entryVersionLowBytes; |
| uint16_t m_regionVersionHighBytes; |
| uint32_t m_regionVersionLowBytes; |
| GfErrType checkForConflict(const RegionInternal* region, |
| const std::string& keystr, |
| const std::shared_ptr<VersionTag>& tag, |
| const bool deltaCheck) const; |
| GfErrType checkForDeltaConflict(const RegionInternal* region, |
| const std::string& keystr, |
| const int64_t stampVersion, |
| const int64_t tagVersion, |
| const std::shared_ptr<VersionTag>& tag) const; |
| }; |
| } // namespace client |
| } // namespace geode |
| } // namespace apache |
| |
| #endif // GEODE_VERSIONSTAMP_H_ |