org.apache.ignite.internal.processors.cache

Class PartitionMvccTxUpdateCounterImpl

java.lang.Object

org.apache.ignite.internal.processors.cache.PartitionTxUpdateCounterImpl

org.apache.ignite.internal.processors.cache.PartitionMvccTxUpdateCounterImpl

All Implemented Interfaces:

Iterable<long[]>, PartitionUpdateCounter

public class PartitionMvccTxUpdateCounterImpl
extends PartitionTxUpdateCounterImpl

Update counter implementation for MVCC mode.

Field Summary

Fields inherited from class org.apache.ignite.internal.processors.cache.PartitionTxUpdateCounterImpl

MAX_MISSED_UPDATES, reserveCntr

Constructor Summary

Constructors

Constructor and Description
PartitionMvccTxUpdateCounterImpl()

Method Summary

Modifier and Type	Method and Description
long	reserve(long delta) Increment HWM by delta.
long	reserved() Returns HWM.

Methods inherited from class org.apache.ignite.internal.processors.cache.PartitionTxUpdateCounterImpl

empty, equals, finalizeUpdateCounters, get, getBytes, highestAppliedCounter, init, initial, iterator, next, next, reset, sequential, toString, update, update, updateInitial

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

PartitionMvccTxUpdateCounterImpl

public PartitionMvccTxUpdateCounterImpl()

Method Detail

reserve

public long reserve(long delta)

Increment HWM by delta.

Specified by:

reserve in interface PartitionUpdateCounter

Overrides:

reserve in class PartitionTxUpdateCounterImpl

Parameters:

delta - Delta.

Returns:

New HWM.

reserved

public long reserved()

Returns HWM.

Specified by:

reserved in interface PartitionUpdateCounter

Overrides:

reserved in class PartitionTxUpdateCounterImpl

Returns:

Current HWM.