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• 0.0.18
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• CTuple.java

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cdc.util.tuples.CTuple Maven / Gradle / Ivy

package cdc.util.tuples;

/**
 * Base interface of comparable tuples.
 *
 * @author Damien Carbonne
 *
 * @param  The tuple type.
 */
public interface CTuple> extends Tuple, Comparable {
    @Override
    public Comparable getValue(int index);

    public static > int compare(T l,
                                                                T r) {
        if (l == null) {
            if (r == null) {
                return 0;
            } else {
                return -1;
            }
        } else {
            if (r == null) {
                return 1;
            } else {
                return l.compareTo(r);
            }
        }
    }
}