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Problem Solving Library for Java

There is a newer version: 0.1.19

package org.psjava.util;

import org.psjava.algo.math.ThomasWangHash;

public class OrderFreeIterableHash {

	public static  int hash(Iterable iterable) {
		int r = 0;
		for (T v : iterable)
			r ^= ThomasWangHash.hash32bit(v.hashCode());
		return r;
	}

}