MemCacheManager class

In memory database implementation benefits: very fast drawbacks: does not persist

Implemented types

• CacheManager

Constructors

MemCacheManager()

Properties

contactLists ↔ Map<String, ContactList>

In memory storage

getter/setter pair

events ↔ Map<String, Nip01Event>

In memory storage

getter/setter pair

filterFetchedRangeRecords ↔ Map<String, FilterFetchedRangeRecord>

In memory storage for filter fetched range records Key is filterHash:relayUrl:rangeStart

getter/setter pair

hashCode → int

The hash code for this object.

no setter, inherited

metadatas ↔ Map<String, Metadata>

In memory storage

getter/setter pair

nip05s ↔ Map<String, Nip05>

In memory storage

getter/setter pair

relaySets ↔ Map<String, RelaySet>

In memory storage

getter/setter pair

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

userRelayLists ↔ Map<String, UserRelayList>

In memory storage

getter/setter pair

Methods

close() → Future<void>

closes the cache manger
used to close the db

override

loadContactList(String pubKey) → Future<ContactList?>

override

loadEvent(String id) → Future<Nip01Event?>

override

loadEvents({List<String>? ids, List<String>? pubKeys, List<int>? kinds, Map<String, List<String>>? tags, int? since, int? until, String? search, int? limit}) → Future<List<Nip01Event>>

Load events from cache with flexible filtering
ids - list of event ids
pubKeys - list of authors pubKeys
kinds - list of kinds
tags - map of tags (e.g. {'p': 'pubkey1', 'e': 'eventid1'})
since - timestamp
until - timestamp
search - search string to match against content
limit - limit of results
returns list of events

override

loadFilterFetchedRangeRecords(String filterHash) → Future<List<FilterFetchedRangeRecord>>

Load all fetched range records for a filter hash

override

loadFilterFetchedRangeRecordsByRelay(String filterHash, String relayUrl) → Future<List<FilterFetchedRangeRecord>>

Load all fetched range records for a filter hash and relay

override

loadFilterFetchedRangeRecordsByRelayUrl(String relayUrl) → Future<List<FilterFetchedRangeRecord>>

Load all fetched range records for a relay (all filters)

override

loadMetadata(String pubKey) → Future<Metadata?>

override

loadMetadatas(List<String> pubKeys) → Future<List<Metadata?>>

override

loadNip05(String pubKey) → Future<Nip05?>

override

loadNip05s(List<String> pubKeys) → Future<List<Nip05?>>

override

loadRelaySet(String name, String pubKey) → Future<RelaySet?>

override

loadUserRelayList(String pubKey) → Future<UserRelayList?>

override

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

removeAllContactLists() → Future<void>

override

removeAllEvents() → Future<void>

override

removeAllEventsByPubKey(String pubKey) → Future<void>

override

removeAllFilterFetchedRangeRecords() → Future<void>

Remove all filter fetched range records

override

removeAllMetadatas() → Future<void>

override

removeAllNip05s() → Future<void>

override

removeAllRelaySets() → Future<void>

override

removeAllUserRelayLists() → Future<void>

override

removeContactList(String pubKey) → Future<void>

override

removeEvent(String id) → Future<void>

override

removeFilterFetchedRangeRecords(String filterHash) → Future<void>

Remove all fetched range records for a filter hash

override

removeFilterFetchedRangeRecordsByFilterAndRelay(String filterHash, String relayUrl) → Future<void>

Remove fetched range records for a specific filter hash and relay

override

removeFilterFetchedRangeRecordsByRelay(String relayUrl) → Future<void>

Remove all fetched range records for a relay

override

removeMetadata(String pubKey) → Future<void>

override

removeNip05(String pubKey) → Future<void>

override

removeRelaySet(String name, String pubKey) → Future<void>

override

removeUserRelayList(String pubKey) → Future<void>

override

saveContactList(ContactList contactList) → Future<void>

override

saveContactLists(List<ContactList> list) → Future<void>

override

saveEvent(Nip01Event event) → Future<void>

override

saveEvents(List<Nip01Event> events) → Future<void>

override

saveFilterFetchedRangeRecord(FilterFetchedRangeRecord record) → Future<void>

Save a filter fetched range record

override

saveFilterFetchedRangeRecords(List<FilterFetchedRangeRecord> records) → Future<void>

Save multiple filter fetched range records

override

saveMetadata(Metadata metadata) → Future<void>

override

saveMetadatas(List<Metadata> list) → Future<void>

override

saveNip05(Nip05 nip05) → Future<void>

override

saveNip05s(List<Nip05> nip05s) → Future<void>

override

saveRelaySet(RelaySet relaySet) → Future<void>

override

saveUserRelayList(UserRelayList userRelayList) → Future<void>

override

saveUserRelayLists(List<UserRelayList> userRelayLists) → Future<void>

override

searchEvents({List<String>? ids, List<String>? authors, List<int>? kinds, Map<String, List<String>>? tags, int? since, int? until, String? search, int limit = 100}) → Future<Iterable<Nip01Event>>

search events
ids - list of event ids
authors - list of authors pubKeys
kinds - list of kinds
tags - map of tags
since - timestamp
until - timestamp
search - search string to match against content
limit - limit of results
returns list of events

override

searchMetadatas(String search, int limit) → Future<Iterable<Metadata>>

Search for metadata by name, nip05

override

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited