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// ============================================================================
// Copyright (c) 2017-2021 Nawapunth Manusitthipol (NawaMan - http://nawaman.net)
// ----------------------------------------------------------------------------
// MIT License
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
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// ============================================================================
package functionalj.function.aggregator;

import functionalj.lens.lenses.BooleanAccessPrimitive;
import functionalj.stream.collect.CollectedToBoolean;
import functionalj.stream.collect.CollectorToBooleanPlus;

public interface AggregatorToBoolean extends BooleanAccessPrimitive, Aggregator {
    
    public CollectedToBoolean asCollected();
    
    //== Implementation ==
    
    public static class Impl implements AggregatorToBoolean, Aggregator {
    
        private final CollectedToBoolean collected;
        
        public Impl(CollectorToBooleanPlus collector) {
            this.collected = CollectedToBoolean.of(collector);
        }
        
        @Override
        public boolean test(SOURCE host) {
            collected.accumulate(host);
            return collected.finishToBoolean();
        }
        
        public CollectedToBoolean asCollected() {
            return collected;
        }
        
    }
    
}




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