Module io.hotmoka.nodes

Package io.hotmoka.nodes

Interface Node.CodeSupplier<V extends StorageValue>

Type Parameters:

V - the type of the value computed by the transaction

Enclosing interface:

Node

public static interface Node.CodeSupplier<V extends StorageValue>

The future of a transaction that executes code in a node.

Method Summary

Modifier and Type	Method	Description
V	get()	Waits if necessary for the transaction to complete, and then retrieves its result.
TransactionReference	getReferenceOfRequest()	Yields the reference of the request of the transaction.

Method Details

getReferenceOfRequest

TransactionReference getReferenceOfRequest()

Yields the reference of the request of the transaction.

Returns:

the reference

get

V get()
throws TransactionRejectedException,
TransactionException,
CodeExecutionException

Waits if necessary for the transaction to complete, and then retrieves its result.

Returns:

the computed result of the transaction

Throws:

TransactionRejectedException - if the transaction could not be executed and the store of the node remained unchanged

CodeExecutionException - if the transaction could be executed but led to an exception in the user code in blockchain, that is allowed to be thrown by the constructor

TransactionException - if the transaction could be executed and the store of the node has been expanded with a failed transaction