net.corda.core.node.services

Interface ContractUpgradeService

@DoNotImplement
public ContractUpgradeService

The interface ContractUpgradeService is responsible for securely upgrading contract state objects according to a specified and mutually agreed (amongst participants) contract version. See also class ContractUpgradeFlow to understand the workflow associated with contract upgrades.

See Also:

interface ContractUpgradeService, class ContractUpgradeFlow

Constructor Detail

ContractUpgradeService

public ContractUpgradeService()

Method Detail

getAuthorisedContractUpgrade

@Nullable
java.lang.String getAuthorisedContractUpgrade(@NotNull
                                                        StateRef ref)

Get contracts we would be willing to upgrade the suggested contract to.

storeAuthorisedContractUpgrade

void storeAuthorisedContractUpgrade(@NotNull
                                    StateRef ref,
                                    @NotNull
                                    java.lang.Class<? extends net.corda.core.contracts.UpgradedContract<?,?>> upgradedContractClass)

Store authorised state ref and associated UpgradeContract class

removeAuthorisedContractUpgrade

void removeAuthorisedContractUpgrade(@NotNull
                                     StateRef ref)

Remove a previously authorised state ref