org.onosproject.store.service

Interface Transaction

public interface Transaction

An immutable transaction object.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	Transaction.State

Method Summary

Modifier and Type	Method and Description
long	id() Returns the transaction Id.
default boolean	isDone() Returns true if this transaction has completed execution.
long	lastUpdated() Returns the system time when the transaction was last updated.
Transaction.State	state() Returns the current state of this transaction.
Transaction	transition(Transaction.State newState) Returns a new transaction that is created by transitioning this one to the specified state.
List<DatabaseUpdate>	updates() Returns the list of updates that are part of this transaction.

Method Detail

id

long id()

Returns the transaction Id.

Returns:

transaction id

updates

List<DatabaseUpdate> updates()

Returns the list of updates that are part of this transaction.

Returns:

list of database updates

state

Transaction.State state()

Returns the current state of this transaction.

Returns:

transaction state

isDone

default boolean isDone()

Returns true if this transaction has completed execution.

Returns:

true is yes, false otherwise

transition

Transaction transition(Transaction.State newState)

Returns a new transaction that is created by transitioning this one to the specified state.

Parameters:

newState - destination state

Returns:

a new transaction instance similar to the current one but its state set to specified state

lastUpdated

long lastUpdated()

Returns the system time when the transaction was last updated.

Returns:

last update time