Package com.fluxtion.ext.streaming.api

Interface Stateful<S>

Type Parameters:
S -
All Known Subinterfaces:
FilterWrapper<T>, GroupBy<T>, Stateful.StatefulNumber<S>, WrappedCollection<T,​U,​C>, WrappedList<T>, Wrapper<T>
All Known Implementing Classes:
AbstractFilterWrapper, ArrayListWrappedCollection, BooleanEitherFilter, BooleanFilter, BooleanMatchFilter, DefaultNumberWrapper, DefaultNumberWrapper.DefaultDoubleWrapper, DefaultNumberWrapper.DefaultIntWrapper, DefaultNumberWrapper.DefaultLongWrapper, ElseWrapper, EventMutableNumber, EventMutableNumber.EventMutableDouble, EventMutableNumber.EventMutableInt, EventMutableNumber.EventMutableLong, GenericWrapper, IntFilterEventHandler, ListCollector, MergingWrapper, NodeWrapper, NumericPredicates.TrendingPredicates, PercentPredicates, SlidingAggregator, SlidingNumberAggregator, StreamFunctions.Average, StreamFunctions.Count, StreamFunctions.Delta, StreamFunctions.IntCount, StreamFunctions.Max, StreamFunctions.Min, StreamFunctions.PercentDelta, StreamFunctions.Sum, StringFilterEventHandler, StringWrapper, SubList, TestFilter, TimerFilter
public interface Stateful<S>
Functions maybe stateless or stateful in Fluxtion. A stateful function can implement this interface to receive reset notifications during graph processing. Optional combine and deduct operations are used to add results of a function together to produce a new result.
Author:
greg higgins

  • Nested Class Summary

    Nested Classes 
    Modifier and Type Interface Description
    static interface  Stateful.StatefulNumber<S>  

  • Method Summary

    Modifier and Type Method Description
    default void combine​(Stateful<? extends S> other)  
    default void deduct​(Stateful<? extends S> other)  
    void reset()  
    default void setBucketCount​(int count)