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/BackupPanel.java

@@ -556,7 +556,7 @@
            Utilities.getParentDialog(BackupPanel.this).setVisible(false);
          }
        }
        if (errors.size() > 0)
        if (!errors.isEmpty())
        {
          displayErrorDialog(errors);
        }
@@ -684,15 +684,12 @@
      boolean canLaunch = true;
      if (state == State.RUNNING && runningOnSameServer(taskToBeLaunched))
      {
        // All the operations are incompatible if they apply to this
        // backend.
        Set<String> backends =
          new TreeSet<String>(taskToBeLaunched.getBackends());
        // All the operations are incompatible if they apply to this backend.
        Set<String> backends = new TreeSet<>(taskToBeLaunched.getBackends());
        backends.retainAll(getBackends());
        if (backends.size() > 0)
        if (!backends.isEmpty())
        {
          incompatibilityReasons.add(getIncompatibilityMessage(this,
              taskToBeLaunched));
          incompatibilityReasons.add(getIncompatibilityMessage(this, taskToBeLaunched));
          canLaunch = false;
        }
      }