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/*
 * Copyright (C) 2016 tkv
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see .
 */
package org.vesalainen.util.stream;

import java.util.Spliterator;
import java.util.function.Consumer;

/**
 *
 * @author tkv
 * @param 
 */
public class SingleSpliterator implements Spliterator
{
    private T item;

    public SingleSpliterator(T item)
    {
        this.item = item;
    }
    
    @Override
    public boolean tryAdvance(Consumer action)
    {
        if (item != null)
        {
            action.accept(item);
            item = null;
            return true;
        }
        return false;
    }

    @Override
    public Spliterator trySplit()
    {
        return null;
    }

    @Override
    public long estimateSize()
    {
        return 1;
    }

    @Override
    public int characteristics()
    {
        return 0;
    }
    
}