add convenience constructor

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@280943 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/types/resources/comparators/Reverse.java

@@ -30,6 +30,20 @@ public class Reverse extends ResourceComparator {
 
     private ResourceComparator nested;
 
+    /**
+     * Default constructor.
+     */
+    public Reverse() {
+    }
+
+    /**
+     * Construct a new Reverse, supplying the ResourceComparator to be reversed.
+     * @param c the ResourceComparator to reverse.
+     */
+    public Reverse(ResourceComparator c) {
+        add(c);
+    }
+
     /**
      * Add the ResourceComparator to reverse.
      * @param c the ResourceComparator to add.
@@ -53,4 +67,4 @@ public class Reverse extends ResourceComparator {
             ? foo.compareTo(bar) : nested.compare(foo, bar));
     }
 
-}
+}