kagome::storage::face::Writeable< K, V > Struct Template Reference

An mixin for modifiable map. More...

#include <writeable.hpp>

Inheritance diagram for kagome::storage::face::Writeable< K, V >:

Collaboration diagram for kagome::storage::face::Writeable< K, V >:

Public Member Functions
virtual	~Writeable ()=default
virtual outcome::result< void >	put (const K &key, const V &value)=0
	Store value by key. More...
virtual outcome::result< void >	put (const K &key, V &&value)=0
virtual outcome::result< void >	remove (const K &key)=0
	Remove value by key. More...

Detailed Description

template<typename K, typename V>
struct kagome::storage::face::Writeable< K, V >

An mixin for modifiable map.

Template Parameters

K	key type
V	value type

Definition at line 19 of file writeable.hpp.

Constructor & Destructor Documentation

template<typename K, typename V>

virtual kagome::storage::face::Writeable< K, V >::~Writeable ( )

virtualdefault

Member Function Documentation

template<typename K, typename V>

virtual outcome::result<void> kagome::storage::face::Writeable< K, V >::put ( const K &  key, const V &  value  )

pure virtual

Store value by key.

Parameters

key	key
value	value

Returns

result containing void if put successful, error otherwise

Implemented in kagome::storage::trie::PolkadotTrieImpl, kagome::storage::trie::PersistentTrieBatchImpl, kagome::storage::trie::TopperTrieBatchImpl, kagome::storage::trie::EphemeralTrieBatchImpl, kagome::storage::trie::TrieStorageBackendBatch, and kagome::storage::InMemoryBatch.

template<typename K, typename V>

virtual outcome::result<void> kagome::storage::face::Writeable< K, V >::put ( const K &  key, V &&  value  )

pure virtual

Implemented in kagome::storage::trie::PolkadotTrieImpl, kagome::storage::trie::PersistentTrieBatchImpl, kagome::storage::trie::TopperTrieBatchImpl, kagome::storage::trie::EphemeralTrieBatchImpl, kagome::storage::trie::TrieStorageBackendBatch, and kagome::storage::InMemoryBatch.

template<typename K, typename V>

virtual outcome::result<void> kagome::storage::face::Writeable< K, V >::remove ( const K &  key )

pure virtual

Remove value by key.

Parameters

key

K

Returns

error code if error happened

Implemented in kagome::storage::trie::PolkadotTrieImpl, kagome::storage::trie::PersistentTrieBatchImpl, kagome::storage::trie::TopperTrieBatchImpl, kagome::storage::trie::TrieStorageBackendBatch, kagome::storage::trie::EphemeralTrieBatchImpl, and kagome::storage::InMemoryBatch.

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The documentation for this struct was generated from the following file:

• core/storage/face/writeable.hpp