io.debezium.crdt

Interface DeltaCount

All Superinterfaces:

Count, GCount, PNCount

All Known Subinterfaces:

DeltaCounter

All Known Implementing Classes:

StateBasedPNDeltaCounter

public interface DeltaCount
extends PNCount

A Count that also tracks changes to the value within the last interval.

Method Summary

Modifier and Type	Method and Description
PNCount	getChanges() Get the changes in the current value during the last interval.
Count	getPriorCount() Get the value of this count prior to the changes.
default boolean	hasChanges() Determine if there are any changes in this count.

Methods inherited from interface io.debezium.crdt.PNCount

get, getDecrement

Methods inherited from interface io.debezium.crdt.GCount

getIncrement

Method Detail

getChanges

PNCount getChanges()

Get the changes in the current value during the last interval.

Returns:

the changes in the value during the last interval; never null

hasChanges

default boolean hasChanges()

Determine if there are any changes in this count.

Returns:

true if there are non-zero changes, or false otherwise

getPriorCount

Count getPriorCount()

Get the value of this count prior to the changes.

Returns:

the prior count; never null