Module providers

Expand description

Provider trait implementations.

Structs§

BlockchainProvider: The main type for interacting with the blockchain.
BlockchainProvider2: The main type for interacting with the blockchain.
BundleStateProvider: A state provider that resolves to data from either a wrapped crate::ExecutionOutcome or an underlying state provider.
ConsistentDbView: A consistent view over state in the database.
DatabaseProvider: A provider struct that fetches data from the database. Wrapper around [DbTx] and [DbTxMut]. Example: HeaderProvider BlockHashReader
DatabaseProviderRW: A DatabaseProvider that holds a read-write database transaction.
HistoricalStateProvider: State provider for a given block number. For more detailed description, see HistoricalStateProviderRef.
HistoricalStateProviderRef: State provider for a given block number which takes a tx reference.
LatestStateProvider: State provider for the latest state.
LatestStateProviderRef: State provider over latest state that takes tx reference.
ProviderFactory: A common provider that fetches data from a database or static file.
StaticFileJarProvider: Provider over a specific NippyJar and range.
StaticFileProvider: StaticFileProvider manages all existing StaticFileJarProvider.
StaticFileProviderRW: Extends StaticFileProvider with writing capabilities
StaticFileProviderRWRefMut: Mutable reference to a StaticFileProviderRW behind a [RwLockWriteGuard].

ChainStorage: Trait that provides access to implementations of ChainStorage
NodeTypesForProvider: Helper trait to bound [NodeTypes] so that combined with database they satisfy ProviderNodeTypes.
NodeTypesForTree: A helper trait with requirements for NodeTypesForProvider to be used within legacy blockchain tree.
ProviderNodeTypes: Helper trait keeping common requirements of providers for [NodeTypesWithDB].
StaticFileWriter: Helper trait to manage different StaticFileProviderRW of an Arc<StaticFileProvider
TreeNodeTypes: Helper trait with requirements for ProviderNodeTypes to be used within legacy blockchain tree.

DatabaseProviderRO: A DatabaseProvider that holds a read-only database transaction.