Be more efficient if constructed with an Interable.

git-svn-id: https://samskivert.googlecode.com/svn/trunk@2689 6335cc39-0255-0410-8fd6-9bcaacd3b74c

src/java/com/samskivert/util/ArrayIntSet.java

@@ -55,10 +55,18 @@ public class ArrayIntSet extends AbstractIntSet
     {
         this(values.size());
         _size = values.size();
+        if (values instanceof Interable) {
+            Interator iter = ((Interable) values).interator();
+            for (int ii = 0; iter.hasNext(); ii++) {
+                _values[ii] = iter.nextInt();
+            }
+
+        } else {
             Iterator<Integer> iter = values.iterator();
             for (int ii = 0; iter.hasNext(); ii++) {
                 _values[ii] = iter.next().intValue();
             }
+        }
         Arrays.sort(_values);
         removeDuplicates();
     }