sgns::storage::trie::EphemeralTrieBatchImpl¶

#include <ephemeral_trie_batch_impl.hpp>

Inherits from sgns::storage::trie::EphemeralTrieBatch, sgns::storage::trie::TrieBatch, sgns::storage::face::Readable< Buffer, Buffer >, sgns::storage::face::Writeable< Buffer, Buffer >, sgns::storage::face::Iterable< Buffer, Buffer >

Public Functions¶

	Name
	EphemeralTrieBatchImpl(std::shared_ptr< Codec > codec, std::unique_ptr< SuperGeniusTrie > trie)
	~EphemeralTrieBatchImpl() override =default
virtual outcome::result< Buffer >	get(const Buffer & key) const override Get value by key.
virtual std::unique_ptr< BufferMapCursor >	cursor() override Returns new key-value iterator.
virtual bool	contains(const 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 >	clearPrefix(const Buffer & prefix) override
virtual outcome::result< void >	put(const Buffer & key, const Buffer & value) override Store value by key.
outcome::result< void >	put(const Buffer & key, Buffer && value) override
virtual outcome::result< void >	remove(const Buffer & key) override Remove value by key.

Additional inherited members¶

Public Functions inherited from sgns::storage::trie::TrieBatch

	Name
	~TrieBatch() override =default

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

	Name
virtual	~Readable() =default

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

	Name
virtual	~Writeable() =default

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

	Name
virtual	~Iterable() =default

Public Functions Documentation¶

function EphemeralTrieBatchImpl¶

EphemeralTrieBatchImpl(
    std::shared_ptr< Codec > codec,
    std::unique_ptr< SuperGeniusTrie > trie
)

function ~EphemeralTrieBatchImpl¶

~EphemeralTrieBatchImpl() override =default

function get¶

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

Get value by key.

Parameters:

key K

Return: V

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

function cursor¶

virtual std::unique_ptr< BufferMapCursor > cursor() override

Returns new key-value iterator.

Return: kv iterator

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

function contains¶

virtual bool contains(
    const 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 clearPrefix¶

virtual outcome::result< void > clearPrefix(
    const Buffer & prefix
) override

Reimplements: sgns::storage::trie::TrieBatch::clearPrefix

Remove all trie entries which key begins with the supplied prefix

function put¶

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

function remove¶

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

Remove value by key.

Parameters:

key K

Return: error code if error happened

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

Updated on 2026-04-15 at 11:00:39 -0700