com.r3corda.core.contracts / TransactionBuilder / checkAndAddSignature

checkAndAddSignature

fun checkAndAddSignature(sig: WithKey): Unit

Checks that the given signature matches one of the commands and that it is a correct signature over the tx, then adds it.

Exceptions

SignatureException - if the signature didnt match the transaction contents

IllegalArgumentException - if the signature key doesnt appear in any command.