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rx-java Observables for jdbc

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package com.github.davidmoten.rx.jdbc.tuple;

import java.util.ArrayList;
import java.util.List;

/**
 * Variable length tuple backed by a List.
 * 
 * @param 
 */
public class TupleN {

	private final List list;

	/**
	 * Constructor.
	 * 
	 * @param list
	 */
	public TupleN(List list) {
		this.list = list;
	}

	public List values() {
		// defensive copy
		return new ArrayList(list);
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((list == null) ? 0 : list.hashCode());
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		TupleN other = (TupleN) obj;
		if (list == null) {
			if (other.list != null)
				return false;
		} else if (!list.equals(other.list))
			return false;
		return true;
	}

	@Override
	public String toString() {
		return "TupleN [values=" + list + "]";
	}

}