Converted use of Collection.size() to Collection.isEmpty().

Jean-Noel Rouvignac

21.10.2015 b8f523c95f4fd5fc705f2c6c2a2d98217b9da450

 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/NewVLVIndexPanel.java

@@ -223,9 +223,9 @@
        // All the operations are incompatible if they apply to this
        // backend for safety.  This is a short operation so the limitation
        // has not a lot of impact.
        final Set<String> backends = new TreeSet<String>(taskToBeLaunched.getBackends());
        final Set<String> backends = new TreeSet<>(taskToBeLaunched.getBackends());
        backends.retainAll(getBackends());
        if (backends.size() > 0)
        if (!backends.isEmpty())
        {
          incompatibilityReasons.add(getIncompatibilityMessage(this, taskToBeLaunched));
          return false;