#include <trie_storage_backend_impl.hpp>

Inheritance diagram for kagome::storage::trie::TrieStorageBackendImpl:

Collaboration diagram for kagome::storage::trie::TrieStorageBackendImpl:

Public Member Functions
	TrieStorageBackendImpl (std::shared_ptr< BufferStorage > storage, common::Buffer node_prefix)

	~TrieStorageBackendImpl () override=default

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

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

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

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

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

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

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

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

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

size_t	size () const override

Public Member Functions inherited from kagome::storage::trie::TrieStorageBackend
	~TrieStorageBackend () override=default

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 Member Functions
common::Buffer	prefixKey (const common::BufferView &key) const

Private Attributes
std::shared_ptr< BufferStorage >	storage_

common::Buffer	node_prefix_

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

Definition at line 15 of file trie_storage_backend_impl.hpp.

Constructor & Destructor Documentation

kagome::storage::trie::TrieStorageBackendImpl::TrieStorageBackendImpl	(	std::shared_ptr< BufferStorage >	storage,
		common::Buffer	node_prefix
	)

Definition at line 14 of file trie_storage_backend_impl.cpp.

kagome::storage::trie::TrieStorageBackendImpl::~TrieStorageBackendImpl ( )

overridedefault

Member Function Documentation

std::unique_ptr< face::WriteBatch< BufferView, Buffer > > kagome::storage::trie::TrieStorageBackendImpl::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 27 of file trie_storage_backend_impl.cpp.

outcome::result< bool > kagome::storage::trie::TrieStorageBackendImpl::contains ( const BufferView & key ) const

override

Definition at line 42 of file trie_storage_backend_impl.cpp.

std::unique_ptr< TrieStorageBackendImpl::Cursor > kagome::storage::trie::TrieStorageBackendImpl::cursor ( )

overridevirtual

Returns new key-value iterator.

Returns: kv iterator

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

Definition at line 21 of file trie_storage_backend_impl.cpp.

bool kagome::storage::trie::TrieStorageBackendImpl::empty ( ) const

overridevirtual

Returns true if the storage is empty.

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

Definition at line 47 of file trie_storage_backend_impl.cpp.

outcome::result< Buffer > kagome::storage::trie::TrieStorageBackendImpl::load ( const BufferView & key ) const

override

Definition at line 32 of file trie_storage_backend_impl.cpp.

common::Buffer kagome::storage::trie::TrieStorageBackendImpl::prefixKey ( const common::BufferView & key ) const

private

Definition at line 65 of file trie_storage_backend_impl.cpp.

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

override

Definition at line 51 of file trie_storage_backend_impl.cpp.

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

override

Definition at line 56 of file trie_storage_backend_impl.cpp.

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

override

Definition at line 61 of file trie_storage_backend_impl.cpp.

size_t kagome::storage::trie::TrieStorageBackendImpl::size ( ) const

overridevirtual

Reports RAM state size

Returns: size in bytes

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

Definition at line 70 of file trie_storage_backend_impl.cpp.

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

override

Definition at line 37 of file trie_storage_backend_impl.cpp.

Member Data Documentation

common::Buffer kagome::storage::trie::TrieStorageBackendImpl::node_prefix_

private

Definition at line 42 of file trie_storage_backend_impl.hpp.

std::shared_ptr<BufferStorage> kagome::storage::trie::TrieStorageBackendImpl::storage_

private

Definition at line 41 of file trie_storage_backend_impl.hpp.

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

core/storage/trie/impl/trie_storage_backend_impl.hpp
core/storage/trie/impl/trie_storage_backend_impl.cpp

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation