sgns::storage::InMemoryStorage¶

#include <in_memory_storage.hpp>

Inherits from sgns::storage::face::GenericStorage< Buffer, Buffer >, sgns::storage::face::ReadOnlyMap< K, V >, sgns::storage::face::BatchWriteMap< K, V >, IComponent, sgns::storage::face::Iterable< K, V >, sgns::storage::face::Readable< K, V >, sgns::storage::face::Writeable< K, V >, sgns::storage::face::Batchable< K, V >

Public Functions¶

	Name
	~InMemoryStorage() override =default
virtual outcome::result< base::Buffer >	get(const base::Buffer & key) const override Get value by key.
virtual outcome::result< void >	put(const base::Buffer & key, const base::Buffer & value) override Store value by key.
outcome::result< void >	put(const base::Buffer & key, base::Buffer && value) override
virtual bool	contains(const base::Buffer & key) const override Returns true if given key-value binding exists in the storage.
virtual bool	empty() const override Returns true if the storage is empty.
virtual outcome::result< void >	remove(const base::Buffer & key) override Remove value by key.
virtual std::unique_ptr< sgns::storage::face::WriteBatch< base::Buffer, base::Buffer > >	batch() override Creates new Write Batch - an object, which can be used to efficiently write bulk data.
virtual std::unique_ptr< sgns::storage::face::MapCursor< base::Buffer, base::Buffer > >	cursor() override Returns new key-value iterator.
virtual std::string	GetName() override

Additional inherited members¶

Public Functions inherited from IComponent

	Name
virtual	~IComponent() =default

Public Functions inherited from sgns::storage::face::Iterable< K, V >

	Name
virtual	~Iterable() =default

Public Functions inherited from sgns::storage::face::Readable< K, V >

	Name
virtual	~Readable() =default

Public Functions inherited from sgns::storage::face::Writeable< K, V >

	Name
virtual	~Writeable() =default

Public Functions inherited from sgns::storage::face::Batchable< K, V >

	Name
virtual	~Batchable() =default

Detailed Description¶

class sgns::storage::InMemoryStorage;

Simple storage that conforms PersistentMap interface Mostly needed to have an in-memory trie in tests to avoid integration with RocksDB

Public Functions Documentation¶

function ~InMemoryStorage¶

~InMemoryStorage() override =default

function get¶

virtual outcome::result< base::Buffer > get(
    const base::Buffer & key
) const override

Get value by key.

Parameters:

key K

Return: V

Reimplements: sgns::storage::face::Readable::get

function put¶

virtual outcome::result< void > put(
    const base::Buffer & key,
    const base::Buffer & value
) override

Store value by key.

Parameters:

key key
value value

Return: result containing void if put successful, error otherwise

Reimplements: sgns::storage::face::Writeable::put

function put¶

outcome::result< void > put(
    const base::Buffer & key,
    base::Buffer && value
) override

function contains¶

virtual bool contains(
    const base::Buffer & key
) const override

Returns true if given key-value binding exists in the storage.

Parameters:

key K

Return: true if key has value, false otherwise.

Reimplements: sgns::storage::face::Readable::contains

function empty¶

virtual bool empty() const override

Returns true if the storage is empty.

Reimplements: sgns::storage::face::Readable::empty

function remove¶

virtual outcome::result< void > remove(
    const base::Buffer & key
) override

Remove value by key.

Parameters:

key K

Return: error code if error happened

Reimplements: sgns::storage::face::Writeable::remove

function batch¶

virtual std::unique_ptr< sgns::storage::face::WriteBatch< base::Buffer, base::Buffer > > batch() override

Creates new Write Batch - an object, which can be used to efficiently write bulk data.

Reimplements: sgns::storage::face::Batchable::batch

function cursor¶

virtual std::unique_ptr< sgns::storage::face::MapCursor< base::Buffer, base::Buffer > > cursor() override

Returns new key-value iterator.

Return: kv iterator

Reimplements: sgns::storage::face::Iterable::cursor

function GetName¶

inline virtual std::string GetName() override

Reimplements: IComponent::GetName

Updated on 2026-03-04 at 13:10:44 -0800