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Add a reified inlined variant of WalletService.linearHeadsOfType

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Mike Hearn
2016-03-31 18:21:30 +02:00
parent e91872b78d
commit a41524fc6a
1 changed files with 12 additions and 0 deletions
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12
src/main/kotlin/core/node/services/Services.kt
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@ -95,6 +95,18 @@ interface WalletService {
fun notify(tx: WireTransaction): Wallet = notifyAll(listOf(tx)) fun notify(tx: WireTransaction): Wallet = notifyAll(listOf(tx))
} }
// TODO: Document this
@Suppress("UNCHECKED_CAST")
inline fun <reified T : LinearState> WalletService.linearHeadsOfType(): Map<SecureHash, StateAndRef<T>> {
return linearHeads.mapNotNull {
val s = it.value.state
if (s is T)
Pair(it.key, it.value as StateAndRef<T>)
else
null
}.toMap()
}
/** /**
* The KMS is responsible for storing and using private keys to sign things. An implementation of this may, for example, * The KMS is responsible for storing and using private keys to sign things. An implementation of this may, for example,
* call out to a hardware security module that enforces various auditing and frequency-of-use requirements. * call out to a hardware security module that enforces various auditing and frequency-of-use requirements.