VMware Tanzu GemFire Native C++ Reference  10.1.5
PersistenceManager.hpp
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17 
18 #pragma once
19 
20 #ifndef GEODE_PERSISTENCEMANAGER_H_
21 #define GEODE_PERSISTENCEMANAGER_H_
22 
23 #include <memory>
24 
25 #include "Serializable.hpp"
26 #include "internal/geode_globals.hpp"
27 
32 namespace apache {
33 namespace geode {
34 namespace client {
35 
36 class CacheableKey;
37 class Properties;
38 class PersistenceManager;
39 class Region;
40 
41 typedef std::shared_ptr<PersistenceManager> (*getPersistenceManagerInstance)(
42  const std::shared_ptr<Region>&);
43 
52 class APACHE_GEODE_EXPORT PersistenceManager {
53  public:
58  static std::shared_ptr<PersistenceManager> getPersistenceManager();
59 
71  virtual void write(const std::shared_ptr<CacheableKey>& key,
72  const std::shared_ptr<Cacheable>& value,
73  std::shared_ptr<void>& persistenceInfo) = 0;
74 
80  virtual bool writeAll() = 0;
81 
89  virtual void init(const std::shared_ptr<Region>& region,
90  const std::shared_ptr<Properties>& diskProperties) = 0;
91 
99  virtual std::shared_ptr<Cacheable> read(
100  const std::shared_ptr<CacheableKey>& key,
101  const std::shared_ptr<void>& PersistenceInfo) = 0;
102 
107  virtual bool readAll() = 0;
108 
116  virtual void destroy(const std::shared_ptr<CacheableKey>& key,
117  const std::shared_ptr<void>& PersistenceInfo) = 0;
118 
123  virtual void close() = 0;
124 
125  explicit PersistenceManager(const std::shared_ptr<Region>& regionPtr)
126  : m_regionPtr(regionPtr) {}
127 
128  PersistenceManager() = default;
129 
130  virtual ~PersistenceManager() = default;
131 
132  protected:
135  std::shared_ptr<Region> m_regionPtr;
136 };
137 } // namespace client
138 } // namespace geode
139 } // namespace apache
140 
141 #endif // GEODE_PERSISTENCEMANAGER_H_
apache::geode::client::PersistenceManager::m_regionPtr
std::shared_ptr< Region > m_regionPtr
Region for this persistence manager.
Definition: PersistenceManager.hpp:135
apache::geode::client::PersistenceManager::readAll
virtual bool readAll()=0
Reads all the values from the region.
apache::geode::client::PersistenceManager::write
virtual void write(const std::shared_ptr< CacheableKey > &key, const std::shared_ptr< Cacheable > &value, std::shared_ptr< void > &persistenceInfo)=0
Writes a key, value pair of region to the disk.
apache::geode::client::PersistenceManager::read
virtual std::shared_ptr< Cacheable > read(const std::shared_ptr< CacheableKey > &key, const std::shared_ptr< void > &PersistenceInfo)=0
Reads the value for the key from the disk.
apache::geode::client::PersistenceManager::init
virtual void init(const std::shared_ptr< Region > &region, const std::shared_ptr< Properties > &diskProperties)=0
This method gets called after an implementation object is created.
apache::geode::client::PersistenceManager
PersistenceManager API for persistence and overflow.
Definition: PersistenceManager.hpp:52
apache::geode::client::PersistenceManager::getPersistenceManager
static std::shared_ptr< PersistenceManager > getPersistenceManager()
Returns the current persistence manager.
apache::geode::client::PersistenceManager::close
virtual void close()=0
Closes the persistence manager instance.
apache::geode::client::PersistenceManager::writeAll
virtual bool writeAll()=0
Writes all the entries for a region.
apache::geode::client::PersistenceManager::destroy
virtual void destroy(const std::shared_ptr< CacheableKey > &key, const std::shared_ptr< void > &PersistenceInfo)=0
destroys the entry specified by the key in the argument.

Apache Geode C++ Cache API Documentation