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filters

package

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Versions in this module

v1

v1.0.1

Mar 6, 2022

v1.0.0

Dec 20, 2021

Changes in this version

type PublicFilterAPI

+ func (api *PublicFilterAPI) NewHeadShort(ctx context.Context) (*rpc.Subscription, error)

v0

v0.0.3

Dec 9, 2021

Changes in this version

+ type Backend interface

+ BloomStatus func() (uint64, uint64)

+ ChainDb func() ethdb.Database

+ GetLogs func(ctx context.Context, blockHash common.Hash) ([][]*types.Log, error)

+ GetReceipts func(ctx context.Context, blockHash common.Hash) (types.Receipts, error)

+ HeaderByHash func(ctx context.Context, blockHash common.Hash) (*types.Header, error)

+ HeaderByNumber func(ctx context.Context, blockNr rpc.BlockNumber) (*types.Header, error)

+ ServiceFilter func(ctx context.Context, session *bloombits.MatcherSession)

+ SubscribeChainEvent func(ch chan<- core.ChainEvent) event.Subscription

+ SubscribeLogsEvent func(ch chan<- []*types.Log) event.Subscription

+ SubscribeNewTxsEvent func(chan<- core.NewTxsEvent) event.Subscription

+ SubscribePendingLogsEvent func(ch chan<- []*types.Log) event.Subscription

+ SubscribeRemovedLogsEvent func(ch chan<- core.RemovedLogsEvent) event.Subscription

+ type EventSystem struct

+ func NewEventSystem(backend Backend, lightMode bool) *EventSystem

+ func (es *EventSystem) SubscribeLogs(crit ethereum.FilterQuery, logs chan []*types.Log) (*Subscription, error)

+ func (es *EventSystem) SubscribeNewHeads(headers chan *types.Header) *Subscription

+ func (es *EventSystem) SubscribePendingTxs(hashes chan []common.Hash) *Subscription

+ type Filter struct

+ func NewBlockFilter(backend Backend, block common.Hash, addresses []common.Address, ...) *Filter

+ func NewRangeFilter(backend Backend, begin, end int64, addresses []common.Address, ...) *Filter

+ func (f *Filter) Logs(ctx context.Context) ([]*types.Log, error)

+ type FilterCriteria ethereum.FilterQuery

+ func (args *FilterCriteria) UnmarshalJSON(data []byte) error

+ type PublicFilterAPI struct

+ func NewPublicFilterAPI(backend Backend, lightMode bool, timeout time.Duration) *PublicFilterAPI

+ func (api *PublicFilterAPI) GetFilterChanges(id rpc.ID) (interface{}, error)

+ func (api *PublicFilterAPI) GetFilterLogs(ctx context.Context, id rpc.ID) ([]*types.Log, error)

+ func (api *PublicFilterAPI) GetLogs(ctx context.Context, crit FilterCriteria) ([]*types.Log, error)

+ func (api *PublicFilterAPI) Logs(ctx context.Context, crit FilterCriteria) (*rpc.Subscription, error)

+ func (api *PublicFilterAPI) NewBlockFilter() rpc.ID

+ func (api *PublicFilterAPI) NewFilter(crit FilterCriteria) (rpc.ID, error)

+ func (api *PublicFilterAPI) NewHeads(ctx context.Context) (*rpc.Subscription, error)

+ func (api *PublicFilterAPI) NewPendingTransactionFilter() rpc.ID

+ func (api *PublicFilterAPI) NewPendingTransactions(ctx context.Context) (*rpc.Subscription, error)

+ func (api *PublicFilterAPI) UninstallFilter(id rpc.ID) bool

+ type Subscription struct

+ ID rpc.ID

+ func (sub *Subscription) Err() <-chan error

+ func (sub *Subscription) Unsubscribe()

+ type Type byte

+ const BlocksSubscription

+ const LastIndexSubscription

+ const LogsSubscription

+ const MinedAndPendingLogsSubscription

+ const PendingLogsSubscription

+ const PendingTransactionsSubscription

+ const UnknownSubscription