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Code Issues Actions 2 Packages Projects Releases Wiki Activity

Helper SignedTransaction.buildFilteredTransaction(filtering) (#1394)

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This commit is contained in:
Konstantinos Chalkias 2017-09-01 19:26:00 +01:00 committed by GitHub
parent fef8a997f2
commit 39e44382be
3 changed files with 14 additions and 3 deletions
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2
core/src/main/kotlin/net/corda/core/flows/NotaryFlow.kt
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@ -72,7 +72,7 @@ object NotaryFlow {
val tx: Any = if (stx.isNotaryChangeTransaction()) {
stx.notaryChangeTx
} else {
stx.tx.buildFilteredTransaction(Predicate { it is StateRef || it is TimeWindow })
stx.buildFilteredTransaction(Predicate { it is StateRef || it is TimeWindow })
}
sendAndReceiveWithRetry(notaryParty, tx)
}

11
core/src/main/kotlin/net/corda/core/transactions/SignedTransaction.kt
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@ -14,6 +14,7 @@ import java.security.KeyPair
import java.security.PublicKey
import java.security.SignatureException
import java.util.*
import java.util.function.Predicate
/**
* SignedTransaction wraps a serialized WireTransaction. It contains one or more signatures, each one for
@ -50,12 +51,18 @@ data class SignedTransaction(val txBits: SerializedBytes<CoreTransaction>,
/** The id of the contained [WireTransaction]. */
override val id: SecureHash get() = transaction.id
/** Returns the contained [WireTransaction], or throws if this is a notary change transaction */
/** Returns the contained [WireTransaction], or throws if this is a notary change transaction. */
val tx: WireTransaction get() = transaction as WireTransaction
/** Returns the contained [NotaryChangeWireTransaction], or throws if this is a normal transaction */
/** Returns the contained [NotaryChangeWireTransaction], or throws if this is a normal transaction. */
val notaryChangeTx: NotaryChangeWireTransaction get() = transaction as NotaryChangeWireTransaction
/**
* Helper function to directly build a [FilteredTransaction] using provided filtering functions,
* without first accessing the [WireTransaction] [tx].
*/
fun buildFilteredTransaction(filtering: Predicate<Any>) = tx.buildFilteredTransaction(filtering)
/** Helper to access the inputs of the contained transaction */
val inputs: List<StateRef> get() = transaction.inputs
/** Helper to access the notary of the contained transaction */

4
docs/source/changelog.rst
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@ -114,6 +114,10 @@ UNRELEASED
``createSignature(filteredTransaction: FilteredTransaction, publicKey: PublicKey)`` and
``createSignature(filteredTransaction: FilteredTransaction)`` to sign with the legal identity key.
* A new helper method ``buildFilteredTransaction(filtering: Predicate<Any>)`` is added to ``SignedTransaction`` to
directly build a ``FilteredTransaction`` using provided filtering functions, without first accessing the
``tx: WireTransaction``.
Milestone 14
------------