#include <in_memory_storage.hpp>

Inheritance diagram for kagome::storage::InMemoryStorage:

Collaboration diagram for kagome::storage::InMemoryStorage:

Public Member Functions
	~InMemoryStorage () override=default

outcome::result< common::Buffer >	load (const common::BufferView &key) const override

outcome::result< std::optional< common::Buffer > >	tryLoad (const common::BufferView &key) const override

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

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

outcome::result< bool >	contains (const common::BufferView &key) const override

bool	empty () const override
	Returns true if the storage is empty. More...

outcome::result< void >	remove (const common::BufferView &key) override

std::unique_ptr< kagome::storage::face::WriteBatch< common::BufferView, common::Buffer > >	batch () override
	Creates new Write Batch - an object, which can be used to efficiently write bulk data. More...

std::unique_ptr< storage::BufferStorage::Cursor >	cursor () override
	Returns new key-value iterator. More...

size_t	size () const override

Public Member Functions inherited from kagome::storage::face::Iterable< K, V, KView >
virtual	~Iterable ()=default

Public Member Functions inherited from kagome::storage::face::ReadableStorage< KView, V >
virtual	~ReadableStorage ()=default

virtual outcome::result< V >	load (const Key &key) const =0
	Load value by key. More...

virtual outcome::result< std::optional< V > >	tryLoad (const Key &key) const =0
	Load value by key. More...

Public Member Functions inherited from kagome::storage::face::ReadableBase< KView >
virtual	~ReadableBase ()=default

virtual outcome::result< bool >	contains (const Key &key) const =0
	Checks if given key-value binding exists in the storage. More...

Public Member Functions inherited from kagome::storage::face::Writeable< KView, V >
virtual	~Writeable ()=default

virtual outcome::result< void >	put (const KView &key, const V &value)=0
	Store value by key. More...

virtual outcome::result< void >	put (const KView &key, V &&value)=0

virtual outcome::result< void >	remove (const KView &key)=0
	Remove value by key. More...

Public Member Functions inherited from kagome::storage::face::BatchWriteable< KView, V >
virtual	~BatchWriteable ()=default

Private Attributes
std::map< std::string, common::Buffer >	storage

size_t	size_ = 0

Additional Inherited Members
Public Types inherited from kagome::storage::face::Iterable< K, V, KView >
using	Cursor = MapCursor< K, V, KView >

Public Types inherited from kagome::storage::face::ReadableStorage< KView, V >
using	Key = KView

using	Value = V

Public Types inherited from kagome::storage::face::ReadableBase< KView >
using	Key = KView

Detailed Description

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

Definition at line 22 of file in_memory_storage.hpp.

Constructor & Destructor Documentation

kagome::storage::InMemoryStorage::~InMemoryStorage ( )

overridedefault

Member Function Documentation

std::unique_ptr< kagome::storage::face::WriteBatch< BufferView, Buffer > > kagome::storage::InMemoryStorage::batch ( )

overridevirtual

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

Implements kagome::storage::face::BatchWriteable< KView, V >.

Definition at line 77 of file in_memory_storage.cpp.

outcome::result< bool > kagome::storage::InMemoryStorage::contains ( const common::BufferView & key ) const

override

Definition at line 59 of file in_memory_storage.cpp.

std::unique_ptr< InMemoryStorage::Cursor > kagome::storage::InMemoryStorage::cursor ( )

overridevirtual

Returns new key-value iterator.

Returns: kv iterator

Implements kagome::storage::face::Iterable< K, V, KView >.

Definition at line 81 of file in_memory_storage.cpp.

bool kagome::storage::InMemoryStorage::empty ( ) const

overridevirtual

Returns true if the storage is empty.

Implements kagome::storage::face::ReadableBase< KView >.

Definition at line 63 of file in_memory_storage.cpp.

outcome::result< common::Buffer > kagome::storage::InMemoryStorage::load ( const common::BufferView & key ) const

override

Definition at line 15 of file in_memory_storage.cpp.

outcome::result< void > kagome::storage::InMemoryStorage::put	(	const common::BufferView &	key,
		const common::Buffer &	value
	)

override

Definition at line 33 of file in_memory_storage.cpp.

outcome::result< void > kagome::storage::InMemoryStorage::put	(	const common::BufferView &	key,
		common::Buffer &&	value
	)

override

Definition at line 46 of file in_memory_storage.cpp.

outcome::result< void > kagome::storage::InMemoryStorage::remove ( const common::BufferView & key )

override

Definition at line 67 of file in_memory_storage.cpp.

size_t kagome::storage::InMemoryStorage::size ( ) const

overridevirtual

Reports RAM state size

Returns: size in bytes

Implements kagome::storage::face::GenericStorage< K, V, KView >.

Definition at line 85 of file in_memory_storage.cpp.

outcome::result< std::optional< Buffer > > kagome::storage::InMemoryStorage::tryLoad ( const common::BufferView & key ) const

override

Definition at line 24 of file in_memory_storage.cpp.

Member Data Documentation

size_t kagome::storage::InMemoryStorage::size_ = 0

private

Definition at line 55 of file in_memory_storage.hpp.

std::map<std::string, common::Buffer> kagome::storage::InMemoryStorage::storage

private

Definition at line 54 of file in_memory_storage.hpp.

The documentation for this class was generated from the following files:

core/storage/in_memory/in_memory_storage.hpp
core/storage/in_memory/in_memory_storage.cpp

Public Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation