PNCounter class

A Positive-Negative Counter CRDT.

It allows increments and decrements across multiple replicas independently and can be merged without conflicts.

Implemented types

Constructors

PNCounter({Map<String, int>? p, Map<String, int>? n})
const
PNCounter.fromMap(Map<String, dynamic> map)
factory

Properties

hashCode → int
The hash code for this object.
no setterinherited
props → List<Object?>
The list of properties that will be used to determine whether two instances are equal.
no setter
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
stringify → bool?
If set to true, the toString method will be overridden to output this instance's props.
no setterinherited
value → int
Returns the current value of the CRDT.
no setteroverride

Methods

decrement(String replicaId, [int amount = 1]) → PNCounter
increment(String replicaId, [int amount = 1]) → PNCounter
merge(covariant PNCounter other) → PNCounter
Merges this CRDT with another of the same type.
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toMap() → Map<String, dynamic>
Converts the CRDT state to a map for serialization.
override
toString() → String
A string representation of this object.

Operators

operator ==(Object other) → bool
The equality operator.
inherited