org.onosproject.store.primitives.impl

Class DefaultTransactionalMapParticipant<K,V>

java.lang.Object

org.onosproject.store.primitives.impl.TransactionalMapParticipant<K,V>

org.onosproject.store.primitives.impl.DefaultTransactionalMapParticipant<K,V>

All Implemented Interfaces:

TransactionParticipant, TransactionalMap<K,V>

public class DefaultTransactionalMapParticipant<K,V>
extends TransactionalMapParticipant<K,V>

Repeatable read based map participant.

Field Summary

Fields inherited from class org.onosproject.store.primitives.impl.TransactionalMapParticipant

backingMap, deleteSet, lock, transaction, writeCache

Constructor Summary

Constructors

Constructor and Description
DefaultTransactionalMapParticipant(ConsistentMap<K,V> backingMap, Transaction<MapUpdate<K,V>> transaction)

Method Summary

Modifier and Type	Method and Description
boolean	hasPendingUpdates() Returns a boolean indicating whether the participant has pending updates.
protected V	read(K key) Executes a get operation based on the transaction isolation level.
protected Stream<MapUpdate<K,V>>	records(Version lockVersion) Returns a stream of updates performed within this map partition.

Methods inherited from class org.onosproject.store.primitives.impl.TransactionalMapParticipant

commit, containsKey, get, log, prepare, prepareAndCommit, put, putIfAbsent, remove, remove, replace, rollback, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

DefaultTransactionalMapParticipant

public DefaultTransactionalMapParticipant(ConsistentMap<K,V> backingMap,
                                          Transaction<MapUpdate<K,V>> transaction)

Method Detail

read

protected V read(K key)

Description copied from class: TransactionalMapParticipant

Executes a get operation based on the transaction isolation level.

Specified by:

read in class TransactionalMapParticipant<K,V>

Parameters:

key - the key to look up

Returns:

the value

hasPendingUpdates

public boolean hasPendingUpdates()

Description copied from interface: TransactionParticipant

Returns a boolean indicating whether the participant has pending updates.

Returns:

indicates whether the participant has pending updates

records

protected Stream<MapUpdate<K,V>> records(Version lockVersion)

Description copied from class: TransactionalMapParticipant

Returns a stream of updates performed within this map partition.

Specified by:

records in class TransactionalMapParticipant<K,V>

Parameters:

lockVersion - the global transaction lock version

Returns:

a stream of map updates