Tuple is a utility class to encapsulate an array (redefines hashcode and equals).

Tuple.java

import java.util.Arrays;

/**
 * Tuple is a utility class to encapsulate an array (redefines hashcode and equals).
 */
public class Tuple {
    public final Object[] data;

    public Tuple(Object... data) {
        this.data = data;
    }

    public Tuple(String... data) {
        this.data = data;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;

        Tuple tuple = (Tuple) o;

        return Arrays.deepEquals(data, tuple.data);

    }

    @Override
    public int hashCode() {
        return Arrays.deepHashCode(data);
    }

    @Override
    public String toString() {
        return Arrays.toString(data);
    }
}