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[ENT-4489] Add notary doctor (#5836)

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Thomas Schroeter 2020-01-06 12:21:50 +00:00 committed by GitHub
parent 7f4c2ca974
commit 5df5d01f14
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1 changed files with 19 additions and 1 deletions
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20
node/src/main/kotlin/net/corda/node/services/statemachine/StaffedFlowHospital.kt
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@ -3,6 +3,8 @@ package net.corda.node.services.statemachine
import net.corda.core.crypto.newSecureRandom
import net.corda.core.flows.FlowException
import net.corda.core.flows.HospitalizeFlowException
import net.corda.core.flows.NotaryError
import net.corda.core.flows.NotaryException
import net.corda.core.flows.ReceiveFinalityFlow
import net.corda.core.flows.ReceiveTransactionFlow
import net.corda.core.flows.StateMachineRunId
@ -48,7 +50,8 @@ class StaffedFlowHospital(private val flowMessaging: FlowMessaging,
TransientConnectionCardiologist,
DatabaseEndocrinologist,
TransitionErrorGeneralPractitioner,
SedationNurse
SedationNurse,
NotaryDoctor
)
@VisibleForTesting
@ -575,6 +578,21 @@ class StaffedFlowHospital(private val flowMessaging: FlowMessaging,
}
}
/**
* Retry notarisation if the flow errors with a [NotaryError.General]. Notary flows are idempotent and only success or conflict
* responses should be returned to the client.
*/
object NotaryDoctor : Staff, Chronic {
override fun consult(flowFiber: FlowFiber,
currentState: StateMachineState,
newError: Throwable,
history: FlowMedicalHistory): Diagnosis {
if (newError is NotaryException && newError.error is NotaryError.General) {
return Diagnosis.DISCHARGE
}
return Diagnosis.NOT_MY_SPECIALTY
}
}
}
private fun <T : Throwable> Throwable?.mentionsThrowable(exceptionType: Class<T>, errorMessage: String? = null): Boolean {