--- /dev/null
+package compbio.engine;
+
+public class Pair<K, V> {
+
+ private final K element0;
+ private final V element1;
+
+ public static <K, V> Pair<K, V> createPair(K element0, V element1) {
+ return new Pair<K, V>(element0, element1);
+ }
+
+ public Pair(K element0, V element1) {
+ this.element0 = element0;
+ this.element1 = element1;
+ }
+
+ public K getElement0() {
+ return element0;
+ }
+
+ public V getElement1() {
+ return element1;
+ }
+}
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