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Tuples for Java 8

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package com.aol.cyclops.lambda.tuple.lazymap;

import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import java.util.function.Function;

import com.aol.cyclops.closures.immutable.LazyImmutable;
import com.aol.cyclops.lambda.tuple.PTuple8;
import com.aol.cyclops.lambda.tuple.TupleImpl;

/**
 * Created by johnmcclean on 5/21/15.
 */
public class LazyMap7PTuple8 extends TupleImpl {
    private final LazyImmutable value = LazyImmutable.def();
    private final Function fn;
    private final PTuple8 host;
    public LazyMap7PTuple8( Function fn,PTuple8 host){
        super(host.arity());
        this.host = host;
        this.fn = fn;
    }
    public T v7(){
        return value.computeIfAbsent(()->fn.apply(host.v7()));
    }

    @Override
    public List