ethereumjs-monorepo

@ethereumjs/statemanager

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@ethereumjs/statemanager / AccountCache

Class: AccountCache

Defined in: cache/account.ts:21

Extends

• Cache

Constructors

Constructor

new AccountCache(opts): AccountCache

Defined in: cache/account.ts:35

Parameters

opts

CacheOpts

Returns

AccountCache

Overrides

Cache.constructor

Properties

_checkpoints

_checkpoints: number = 0

Defined in: cache/cache.ts:8

Inherited from

Cache._checkpoints

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_debug

_debug: Debugger

Defined in: cache/cache.ts:6

Inherited from

Cache._debug

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_diffCache

_diffCache: Map<string, undefined | AccountCacheElement>[] = []

Defined in: cache/account.ts:34

Diff cache collecting the state of the cache at the beginning of checkpoint height (respectively: before a first modification)

If the whole cache element is undefined (in contrast to the account), the element didn’t exist in the cache before.

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_lruCache

_lruCache: undefined | LRUCache<string, AccountCacheElement, unknown>

Defined in: cache/account.ts:22

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_orderedMapCache

_orderedMapCache: undefined | OrderedMap<string, AccountCacheElement>

Defined in: cache/account.ts:23

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_stats

_stats: object

Defined in: cache/cache.ts:10

deletions

deletions: number = 0

hits

hits: number = 0

reads

reads: number = 0

size

size: number = 0

writes

writes: number = 0

Inherited from

Cache._stats

Methods

_saveCachePreState()

_saveCachePreState(cacheKeyHex): void

Defined in: cache/account.ts:50

Parameters

cacheKeyHex

string

Returns

void

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checkpoint()

checkpoint(): void

Defined in: cache/account.ts:222

Marks current state of cache as checkpoint, which can later on be reverted or committed.

Returns

void

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clear()

clear(): void

Defined in: cache/account.ts:264

Clears cache.

Returns

void

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commit()

commit(): void

Defined in: cache/account.ts:202

Commits to current state of cache (no effect on trie).

Returns

void

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del()

del(address): void

Defined in: cache/account.ts:122

Marks address as deleted in cache.

Parameters

address

Address

Address

Returns

void

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flush()

flush(): [string, AccountCacheElement][]

Defined in: cache/account.ts:145

Flushes cache by returning accounts that have been modified or deleted and resetting the diff cache (at checkpoint height).

Returns

[string, AccountCacheElement][]

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get()

get(address): undefined | AccountCacheElement

Defined in: cache/account.ts:99

Returns the queried account or undefined if account doesn’t exist

Parameters

address

Address

Address of account

Returns

undefined | AccountCacheElement

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put()

put(address, account, couldBePartialAccount): void

Defined in: cache/account.ts:68

Puts account to cache under its address.

Parameters

address

Address

Address of account

account

Account or undefined if account doesn’t exist in the trie

undefined

Account

couldBePartialAccount

boolean = false

Returns

void

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revert()

revert(): void

Defined in: cache/account.ts:174

Revert changes to cache last checkpoint (no effect on trie).

Returns

void

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size()

size(): number

Defined in: cache/account.ts:234

Returns the size of the cache

Returns

number

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stats()

stats(reset): object

Defined in: cache/account.ts:246

Returns a dict with cache stats

Parameters

reset

boolean = true

Returns

object

deletions

deletions: number = 0

hits

hits: number = 0

reads

reads: number = 0

size

size: number = 0

writes

writes: number = 0