| filterStatesOfType |
fun <T : ContractState> Iterable<StateAndRef<ContractState>>.filterStatesOfType(): List<StateAndRef<T>>Filters a list of StateAndRef objects according to the type of the states |
| sumOrNull |
fun <T> Iterable<Amount<T>>.sumOrNull(): Nothing? |
| sumOrThrow |
fun <T> Iterable<Amount<T>>.sumOrThrow(): <ERROR CLASS> |
| sumOrZero |
fun <T> Iterable<Amount<T>>.sumOrZero(currency: T): Amount<T> |