Add toInt and fromInt to fj.Ordering.

dobesv · dobesv · commit 05ec1cd7b35f · 2015-01-03T22:07:45.000-08:00
diff --git a/core/src/main/java/fj/Ordering.java b/core/src/main/java/fj/Ordering.java
@@ -20,5 +20,10 @@ public enum Ordering {
   /**
    * Greater than.
    */
-  GT
+  GT;
+
+  public int toInt() { return ordinal() - 1 ; }
+  public static Ordering fromInt(int cmp) {
+    return cmp == 0 ? EQ : cmp > 0 ? GT : LT;
+  }
 }
