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+package uk.org.cinquin.mutinack.misc_util.collections;%0A%0Aimport gnu.trove.strategy.HashingStrategy;%0Aimport uk.org.cinquin.mutinack.DuplexRead;%0A%0Apublic class HashingStrategies %7B%0A%0A%09public static final HashingStrategy%3CDuplexRead%3E identityHashingStrategy = %0A%09%09new HashingStrategy%3CDuplexRead%3E() %7B%0A%09%09private static final long serialVersionUID = -5196382307004964827L;%0A%0A%09%09@Override%0A%09%09public int computeHashCode(DuplexRead arg0) %7B%0A%09%09%09return System.identityHashCode(arg0);%0A%09%09%7D%0A%0A%09%09@Override%0A%09%09public boolean equals(DuplexRead arg0, DuplexRead arg1) %7B%0A%09%09%09return arg0 == arg1;%0A%09%09%7D%0A%09%7D;%0A%7D

Add missing file.