ChainTipTracker class

Tracks blockchain tips across multiple peers for SPV clients

Constructors

ChainTipTracker({ChainTipTrackerConfig? config, Logger? logger})

Properties

activePeerCount → int

Number of active peers providing tips

no setter

bestTip → ChainTip?

Current best chain tip across all peers

no setter

config → ChainTipTrackerConfig

final

hashCode → int

The hash code for this object.

no setter, inherited

isLikelySynced → bool

Check if we're likely synced with the network

no setter

isPotentialReorg → bool

Check if there's a potential reorganization happening

no setter

logger → Logger

final

networkHeight → int

Current network height (best tip height)

no setter

potentialReorgs → List<Map<String, dynamic>>

Get details about potential reorganizations

no setter

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

statistics → Map<String, dynamic>

Statistics about tracker performance

no setter

tipEvents → Stream<ChainTipEvent>

Events when chain tip changes

no setter

Methods

getBestPeers() → List<String>

Get peers sorted by chain height (best first)

handleBlockAnnouncement(String peerId, Hash blockHash) → void

Handle block announcement from inv message

handleHeaders(String peerId, MsgHeaders headers) → void

Handle headers response

handleVersion(String peerId, MsgVersion version) → void

Handle version message (contains startHeight)

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

registerPeer(String peerId) → void

Register a peer connection

shutdown() → Future<void>

Shutdown the tracker

toString() → String

A string representation of this object.

inherited

unregisterPeer(String peerId) → void

Unregister a peer and clean up its data

updatePeerTip(String peerId, Hash blockHash, int height, ChainTipSource source) → void

Update peer's chain tip from any source

Operators

operator ==(Object other) → bool

The equality operator.

inherited