Created
May 23, 2019 13:13
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Corda customising transaction validation - extra validation responder
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@InitiatedBy(SendMessageFlow::class) | |
class ExtraValidationSendMessageResponder(session: FlowSession) : | |
SendMessageResponder(session) { | |
override fun extraTransactionValidation(stx: SignedTransaction) { | |
requireThat { | |
val messages = stx.coreTransaction.outputsOfType<MessageState>() | |
"There must be only one output message" using (messages.size == 1) | |
val message = messages.single() | |
"Message must contain the secret passphrase" using (message.contents.contains("I love Corda")) | |
} | |
} | |
} |
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