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Introduced FlowLogic.getFlowContext which provides the flow version and app name of the other side.

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This commit is contained in:
Shams Asari
2017-08-09 12:12:47 +01:00
parent f0c7d7665a
commit 008301c4e8
25 changed files with 374 additions and 279 deletions
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18
docs/source/example-code/src/main/kotlin/net/corda/docs/CustomNotaryTutorial.kt
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@ -8,10 +8,7 @@ import net.corda.core.node.PluginServiceHub
import net.corda.core.node.services.CordaService
import net.corda.core.node.services.TimeWindowChecker
import net.corda.core.node.services.TrustedAuthorityNotaryService
import net.corda.core.transactions.LedgerTransaction
import net.corda.core.transactions.SignedTransaction
import net.corda.core.transactions.WireTransaction
import net.corda.core.utilities.unwrap
import net.corda.node.services.transactions.PersistentUniquenessProvider
import net.corda.node.services.transactions.ValidatingNotaryService
import java.security.SignatureException
@ -26,9 +23,7 @@ class MyCustomValidatingNotaryService(override val services: PluginServiceHub) :
override val timeWindowChecker = TimeWindowChecker(services.clock)
override val uniquenessProvider = PersistentUniquenessProvider()
override fun createServiceFlow(otherParty: Party, platformVersion: Int): FlowLogic<Void?> {
return MyValidatingNotaryFlow(otherParty, this)
}
override fun createServiceFlow(otherParty: Party): FlowLogic<Void?> = MyValidatingNotaryFlow(otherParty, this)
override fun start() {}
override fun stop() {}
@ -38,9 +33,8 @@ class MyCustomValidatingNotaryService(override val services: PluginServiceHub) :
// START 2
class MyValidatingNotaryFlow(otherSide: Party, service: MyCustomValidatingNotaryService) : NotaryFlow.Service(otherSide, service) {
/**
* The received transaction is checked for contract-validity, which requires fully resolving it into a
* [TransactionForVerification], for which the caller also has to to reveal the whole transaction
* dependency chain.
* The received transaction is checked for contract-validity, for which the caller also has to to reveal the whole
* transaction dependency chain.
*/
@Suspendable
override fun receiveAndVerifyTx(): TransactionParts {
@ -58,14 +52,10 @@ class MyValidatingNotaryFlow(otherSide: Party, service: MyCustomValidatingNotary
}
}
fun processTransaction(stx: SignedTransaction) {
// Add custom transaction processing logic here
}
private fun checkSignatures(stx: SignedTransaction) {
try {
stx.verifySignaturesExcept(serviceHub.myInfo.notaryIdentity.owningKey)
} catch(e: SignatureException) {
} catch (e: SignatureException) {
throw NotaryException(NotaryError.TransactionInvalid(e))
}
}