VMware Tanzu GemFire Native C++ Reference  10.1.5
Delta.hpp
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17 
18 #pragma once
19 
20 #ifndef GEODE_DELTA_H_
21 #define GEODE_DELTA_H_
22 
27 #include <memory>
28 
29 #include "internal/geode_globals.hpp"
30 
31 namespace apache {
32 namespace geode {
33 namespace client {
34 
35 class DataInput;
36 class DataOutput;
37 
50 class APACHE_GEODE_EXPORT Delta {
51  public:
61  virtual bool hasDelta() const = 0;
62 
70  virtual void toDelta(DataOutput& out) const = 0;
71 
83  virtual void fromDelta(DataInput& in) = 0;
84 
91  virtual std::shared_ptr<Delta> clone() const = 0;
92 
93  virtual ~Delta() = default;
94 
95  protected:
96  Delta() = default;
97 };
98 } // namespace client
99 } // namespace geode
100 } // namespace apache
101 
102 #endif // GEODE_DELTA_H_
apache::geode::client::Delta::toDelta
virtual void toDelta(DataOutput &out) const =0
Writes out delta information to out in a user-defined format.
apache::geode::client::Delta::clone
virtual std::shared_ptr< Delta > clone() const =0
Creates a copy of the object on which delta is to be applied via notification.
apache::geode::client::Delta
This interface is used for delta propagation.
Definition: Delta.hpp:50
apache::geode::client::DataOutput
Provide operations for writing primitive data values, byte arrays, strings, Serializable objects to a...
Definition: DataOutput.hpp:48
apache::geode::client::Delta::hasDelta
virtual bool hasDelta() const =0
hasDelta( ) is invoked by Geode during Region::put( std::shared_ptr<CacheableKey>,...
apache::geode::client::DataInput
Provide operations for reading primitive data values, byte arrays, strings, Serializable objects from...
Definition: DataInput.hpp:59
apache::geode::client::Delta::fromDelta
virtual void fromDelta(DataInput &in)=0
Reads in delta information to this object in a user-defined format.

Apache Geode C++ Cache API Documentation