From 55c9e7bd9ea802475e0d4fdaad7caa22f1671dda Mon Sep 17 00:00:00 2001
From: Gaetan Boismal <gaetan.boismal@forgerock.com>
Date: Tue, 14 Apr 2015 10:29:05 +0000
Subject: [PATCH] OPENDJ-1929 Code cleanup

---
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/NewVLVIndexPanel.java      |  214 +++----
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/VLVIndexPanel.java         |  403 +++++++--------
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/AbstractVLVIndexPanel.java |  661 +++++++++++---------------
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/DeleteIndexTask.java     |  163 +++---
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/Task.java                |    4 
 5 files changed, 640 insertions(+), 805 deletions(-)

diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/DeleteIndexTask.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/DeleteIndexTask.java
index 6b3c55c..43b4d59 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/DeleteIndexTask.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/DeleteIndexTask.java
@@ -26,6 +26,7 @@
  */
 package org.opends.guitools.controlpanel.task;
 
+import static org.opends.guitools.controlpanel.util.Utilities.*;
 import static org.opends.messages.AdminToolMessages.*;
 
 import java.util.ArrayList;
@@ -60,60 +61,58 @@
  */
 public class DeleteIndexTask extends Task
 {
-  private Set<String> backendSet;
-  private ArrayList<AbstractIndexDescriptor> indexesToDelete =
-    new ArrayList<AbstractIndexDescriptor>();
-  private ArrayList<AbstractIndexDescriptor> deletedIndexes =
-    new ArrayList<AbstractIndexDescriptor>();
+  private final Set<String> backendSet;
+  private final List<AbstractIndexDescriptor> indexesToDelete = new ArrayList<AbstractIndexDescriptor>();
+  private final List<AbstractIndexDescriptor> deletedIndexes = new ArrayList<AbstractIndexDescriptor>();
 
   /**
    * Constructor of the task.
-   * @param info the control panel information.
-   * @param dlg the progress dialog where the task progress will be displayed.
-   * @param indexesToDelete the indexes that must be deleted.
+   *
+   * @param info
+   *          the control panel information.
+   * @param dlg
+   *          the progress dialog where the task progress will be displayed.
+   * @param indexesToDelete
+   *          the indexes that must be deleted.
    */
-  public DeleteIndexTask(ControlPanelInfo info, ProgressDialog dlg,
-      ArrayList<AbstractIndexDescriptor> indexesToDelete)
+  public DeleteIndexTask(ControlPanelInfo info, ProgressDialog dlg, List<AbstractIndexDescriptor> indexesToDelete)
   {
     super(info, dlg);
     backendSet = new HashSet<String>();
-    for (AbstractIndexDescriptor index : indexesToDelete)
+    for (final AbstractIndexDescriptor index : indexesToDelete)
     {
       backendSet.add(index.getBackend().getBackendID());
     }
     this.indexesToDelete.addAll(indexesToDelete);
   }
 
-  /** {@inheritDoc} */
+  @Override
   public Type getType()
   {
     return Type.DELETE_INDEX;
   }
 
-  /** {@inheritDoc} */
+  @Override
   public Set<String> getBackends()
   {
     return backendSet;
   }
 
-  /** {@inheritDoc} */
+  @Override
   public LocalizableMessage getTaskDescription()
   {
     if (backendSet.size() == 1)
     {
-      return INFO_CTRL_PANEL_DELETE_INDEX_TASK_DESCRIPTION.get(
-      Utilities.getStringFromCollection(backendSet, ", "));
+      return INFO_CTRL_PANEL_DELETE_INDEX_TASK_DESCRIPTION.get(getStringFromCollection(backendSet, ", "));
     }
     else
     {
-      return INFO_CTRL_PANEL_DELETE_INDEX_IN_BACKENDS_TASK_DESCRIPTION.get(
-          Utilities.getStringFromCollection(backendSet, ", "));
+      return INFO_CTRL_PANEL_DELETE_INDEX_IN_BACKENDS_TASK_DESCRIPTION.get(getStringFromCollection(backendSet, ", "));
     }
   }
 
-  /** {@inheritDoc} */
-  public boolean canLaunch(Task taskToBeLaunched,
-      Collection<LocalizableMessage> incompatibilityReasons)
+  @Override
+  public boolean canLaunch(Task taskToBeLaunched, Collection<LocalizableMessage> incompatibilityReasons)
   {
     boolean canLaunch = true;
     if (state == State.RUNNING && runningOnSameServer(taskToBeLaunched))
@@ -121,13 +120,11 @@
       // 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.
-      Set<String> backends =
-        new TreeSet<String>(taskToBeLaunched.getBackends());
+      final Set<String> backends = new TreeSet<String>(taskToBeLaunched.getBackends());
       backends.retainAll(getBackends());
       if (backends.size() > 0)
       {
-        incompatibilityReasons.add(getIncompatibilityMessage(this,
-            taskToBeLaunched));
+        incompatibilityReasons.add(getIncompatibilityMessage(this, taskToBeLaunched));
         canLaunch = false;
       }
     }
@@ -136,7 +133,9 @@
 
   /**
    * Update the configuration in the server.
-   * @throws OpenDsException if an error occurs.
+   *
+   * @throws OpenDsException
+   *           if an error occurs.
    */
   private void updateConfiguration() throws OpenDsException
   {
@@ -154,8 +153,7 @@
           DirectoryServer.deregisterBaseDN(DN.valueOf("cn=config"));
         }
         DirectoryServer.getInstance().initializeConfiguration(
-            org.opends.server.extensions.ConfigFileHandler.class.getName(),
-            ConfigReader.configFile);
+            org.opends.server.extensions.ConfigFileHandler.class.getName(), ConfigReader.configFile);
         getInfo().setMustDeregisterConfig(true);
       }
       boolean isFirst = true;
@@ -165,6 +163,7 @@
         {
           SwingUtilities.invokeLater(new Runnable()
           {
+            @Override
             public void run()
             {
               getProgressDialog().appendProgressHtml("<br><br>");
@@ -176,35 +175,31 @@
         {
           SwingUtilities.invokeLater(new Runnable()
           {
+            @Override
             public void run()
             {
-             List<String> args =
-                getObfuscatedCommandLineArguments(
-                    getDSConfigCommandLineArguments(index));
+              final List<String> args = getObfuscatedCommandLineArguments(getDSConfigCommandLineArguments(index));
               args.removeAll(getConfigCommandLineArguments());
-              printEquivalentCommandLine(getConfigCommandLineName(index),
-                  args, INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_DELETE_INDEX.get());
+              printEquivalentCommandLine(getConfigCommandLineName(index), args,
+                  INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_DELETE_INDEX.get());
             }
           });
         }
         SwingUtilities.invokeLater(new Runnable()
         {
+          @Override
           public void run()
           {
             if (isVLVIndex(index))
             {
               getProgressDialog().appendProgressHtml(
-                  Utilities.getProgressWithPoints(
-                      INFO_CTRL_PANEL_DELETING_VLV_INDEX.get(
-                          index.getName()),
+                  Utilities.getProgressWithPoints(INFO_CTRL_PANEL_DELETING_VLV_INDEX.get(index.getName()),
                       ColorAndFontConstants.progressFont));
             }
             else
             {
               getProgressDialog().appendProgressHtml(
-                  Utilities.getProgressWithPoints(
-                      INFO_CTRL_PANEL_DELETING_INDEX.get(
-                          index.getName()),
+                  Utilities.getProgressWithPoints(INFO_CTRL_PANEL_DELETING_INDEX.get(index.getName()),
                       ColorAndFontConstants.progressFont));
             }
           }
@@ -217,17 +212,16 @@
         {
           deleteIndex(index);
         }
-        numberDeleted ++;
+        numberDeleted++;
         final int fNumberDeleted = numberDeleted;
         SwingUtilities.invokeLater(new Runnable()
         {
+          @Override
           public void run()
           {
             getProgressDialog().getProgressBar().setIndeterminate(false);
-            getProgressDialog().getProgressBar().setValue(
-                (fNumberDeleted * 100) / totalNumber);
-            getProgressDialog().appendProgressHtml(
-                Utilities.getProgressDone(ColorAndFontConstants.progressFont));
+            getProgressDialog().getProgressBar().setValue((fNumberDeleted * 100) / totalNumber);
+            getProgressDialog().appendProgressHtml(Utilities.getProgressDone(ColorAndFontConstants.progressFont));
           }
         });
         deletedIndexes.add(index);
@@ -237,8 +231,7 @@
     {
       if (configHandlerUpdated)
       {
-        DirectoryServer.getInstance().initializeConfiguration(
-            ConfigReader.configClassName, ConfigReader.configFile);
+        DirectoryServer.getInstance().initializeConfiguration(ConfigReader.configClassName, ConfigReader.configFile);
         getInfo().startPooling();
       }
     }
@@ -247,9 +240,11 @@
   /**
    * Returns <CODE>true</CODE> if the index is a VLV index and
    * <CODE>false</CODE> otherwise.
-   * @param index the index.
+   *
+   * @param index
+   *          the index.
    * @return <CODE>true</CODE> if the index is a VLV index and
-   * <CODE>false</CODE> otherwise.
+   *         <CODE>false</CODE> otherwise.
    */
   private boolean isVLVIndex(AbstractIndexDescriptor index)
   {
@@ -257,44 +252,46 @@
   }
 
   /**
-   * Deletes an index.  The code assumes that the server is not running
-   * and that the configuration file can be edited.
-   * @param index the index to be deleted.
-   * @throws OpenDsException if an error occurs.
+   * Deletes an index. The code assumes that the server is not running and that
+   * the configuration file can be edited.
+   *
+   * @param index
+   *          the index to be deleted.
+   * @throws OpenDsException
+   *           if an error occurs.
    */
   private void deleteIndex(AbstractIndexDescriptor index) throws OpenDsException
   {
-    String backendId = Utilities.getRDNString("ds-cfg-backend-id", index.getBackend().getBackendID());
+    final String backendId = Utilities.getRDNString("ds-cfg-backend-id", index.getBackend().getBackendID());
     String dn;
     if (isVLVIndex(index))
     {
-      dn = Utilities.getRDNString("ds-cfg-name", index.getName())
-          + ",cn=VLV Index," + backendId + ",cn=Backends,cn=config";
+      dn = getRDNString("ds-cfg-name", index.getName()) + ",cn=VLV Index," + backendId + ",cn=Backends,cn=config";
     }
     else
     {
-      dn = Utilities.getRDNString("ds-cfg-attribute", index.getName())
-          + ",cn=Index," + backendId + ",cn=Backends,cn=config";
+      dn = getRDNString("ds-cfg-attribute", index.getName()) + ",cn=Index," + backendId + ",cn=Backends,cn=config";
     }
     DirectoryServer.getConfigHandler().deleteEntry(DN.valueOf(dn), null);
   }
 
   /**
-   * Deletes an index.  The code assumes that the server is running
-   * and that the provided connection is active.
-   * @param index the index to be deleted.
-   * @param ctx the connection to the server.
-   * @throws OpenDsException if an error occurs.
+   * Deletes an index. The code assumes that the server is running and that the
+   * provided connection is active.
+   *
+   * @param index
+   *          the index to be deleted.
+   * @param ctx
+   *          the connection to the server.
+   * @throws OpenDsException
+   *           if an error occurs.
    */
-  private void deleteIndex(InitialLdapContext ctx,
-      AbstractIndexDescriptor index) throws OpenDsException
+  private void deleteIndex(InitialLdapContext ctx, AbstractIndexDescriptor index) throws OpenDsException
   {
-    ManagementContext mCtx = LDAPManagementContext.createFromContext(
-        JNDIDirContextAdaptor.adapt(ctx));
-    RootCfgClient root = mCtx.getRootConfiguration();
-    LocalDBBackendCfgClient backend =
-      (LocalDBBackendCfgClient)root.getBackend(
-          index.getBackend().getBackendID());
+    final ManagementContext mCtx = LDAPManagementContext.createFromContext(JNDIDirContextAdaptor.adapt(ctx));
+    final RootCfgClient root = mCtx.getRootConfiguration();
+    final LocalDBBackendCfgClient backend =
+        (LocalDBBackendCfgClient) root.getBackend(index.getBackend().getBackendID());
     if (isVLVIndex(index))
     {
       backend.removeLocalDBVLVIndex(index.getName());
@@ -306,13 +303,13 @@
     backend.commit();
   }
 
-  /** {@inheritDoc} */
+  @Override
   protected String getCommandLinePath()
   {
     return null;
   }
 
-  /** {@inheritDoc} */
+  @Override
   protected ArrayList<String> getCommandLineArguments()
   {
     return new ArrayList<String>();
@@ -321,9 +318,11 @@
   /**
    * Returns the path of the command line to be used to delete the specified
    * index.
-   * @param index the index to be deleted.
+   *
+   * @param index
+   *          the index to be deleted.
    * @return the path of the command line to be used to delete the specified
-   * index.
+   *         index.
    */
   private String getConfigCommandLineName(AbstractIndexDescriptor index)
   {
@@ -337,7 +336,7 @@
     }
   }
 
-  /** {@inheritDoc} */
+  @Override
   public void runTask()
   {
     state = State.RUNNING;
@@ -348,14 +347,14 @@
       updateConfiguration();
       state = State.FINISHED_SUCCESSFULLY;
     }
-    catch (Throwable t)
+    catch (final Throwable t)
     {
       lastException = t;
       state = State.FINISHED_WITH_ERROR;
     }
     finally
     {
-      for (AbstractIndexDescriptor index : deletedIndexes)
+      for (final AbstractIndexDescriptor index : deletedIndexes)
       {
         getInfo().unregisterModifiedIndex(index);
       }
@@ -364,13 +363,14 @@
 
   /**
    * Return the dsconfig arguments required to delete an index.
-   * @param index the index to be deleted.
+   *
+   * @param index
+   *          the index to be deleted.
    * @return the dsconfig arguments required to delete an index.
    */
-  private ArrayList<String> getDSConfigCommandLineArguments(
-      AbstractIndexDescriptor index)
+  private List<String> getDSConfigCommandLineArguments(AbstractIndexDescriptor index)
   {
-    ArrayList<String> args = new ArrayList<String>();
+    final List<String> args = new ArrayList<String>();
     if (isVLVIndex(index))
     {
       args.add("delete-local-db-vlv-index");
@@ -388,6 +388,7 @@
     args.addAll(getConnectionCommandLineArguments());
     args.add("--no-prompt");
     args.add(getNoPropertiesFileArgument());
+
     return args;
   }
 }
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/Task.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/Task.java
index e9ad35f..f176937 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/Task.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/Task.java
@@ -775,9 +775,9 @@
    * script).
    * @return the command-line arguments that correspond to the configuration.
    */
-  protected ArrayList<String> getConfigCommandLineArguments()
+  protected List<String> getConfigCommandLineArguments()
   {
-    ArrayList<String> args = new ArrayList<String>();
+    List<String> args = new ArrayList<String>();
     args.add("--configClass");
     args.add(org.opends.server.extensions.ConfigFileHandler.class.getName());
     args.add("--configFile");
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/AbstractVLVIndexPanel.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/AbstractVLVIndexPanel.java
index fa21c1d..38fd081 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/AbstractVLVIndexPanel.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/AbstractVLVIndexPanel.java
@@ -25,7 +25,6 @@
  *      Portions Copyright 2014-2015 ForgeRock AS
  */
 
-
 package org.opends.guitools.controlpanel.ui;
 
 import static org.opends.messages.AdminToolMessages.*;
@@ -92,144 +91,95 @@
 /**
  * Abstract class used to re-factor some code between the classes that are used
  * to edit/create a VLV index.
- *
  */
 public abstract class AbstractVLVIndexPanel extends StatusGenericPanel
 {
   private static final long serialVersionUID = -82857384664911898L;
-  /**
-   * Title panel.
-   */
-  protected TitlePanel titlePanel = new TitlePanel(LocalizableMessage.EMPTY,
-      LocalizableMessage.EMPTY);
-  /**
-   * Name label.
-   */
-  protected JLabel lName = Utilities.createPrimaryLabel(
-      INFO_CTRL_PANEL_VLV_INDEX_NAME_LABEL.get());
-  /**
-   * Base DN label.
-   */
-  protected JLabel lBaseDN = Utilities.createPrimaryLabel(
-      INFO_CTRL_PANEL_VLV_INDEX_BASE_DN_LABEL.get());
-  /**
-   * Search scope label.
-   */
-  protected JLabel lSearchScope = Utilities.createPrimaryLabel(
-      INFO_CTRL_PANEL_VLV_INDEX_SEARCH_SCOPE_LABEL.get());
-  /**
-   * Search filter label.
-   */
-  protected JLabel lFilter = Utilities.createPrimaryLabel(
-      INFO_CTRL_PANEL_VLV_INDEX_FILTER_LABEL.get());
-  /**
-   * Sort order label.
-   */
-  protected JLabel lSortOrder = Utilities.createPrimaryLabel(
-      INFO_CTRL_PANEL_VLV_INDEX_SORT_ORDER_LABEL.get());
-  /**
-   * Backends label.
-   */
-  protected JLabel lBackend = Utilities.createPrimaryLabel(
-      INFO_CTRL_PANEL_BACKEND_LABEL.get());
-  /**
-   * Max block size label.
-   */
-  protected JLabel lMaxBlockSize = Utilities.createPrimaryLabel(
-      INFO_CTRL_PANEL_VLV_INDEX_MAX_BLOCK_SIZE_LABEL.get());
+  /** Title panel. */
+  protected TitlePanel titlePanel = new TitlePanel(LocalizableMessage.EMPTY, LocalizableMessage.EMPTY);
 
-  /**
-   * Name text field.
-   */
+  /** Name label. */
+  protected JLabel lName = Utilities.createPrimaryLabel(INFO_CTRL_PANEL_VLV_INDEX_NAME_LABEL.get());
+
+  /** Base DN label. */
+  protected JLabel lBaseDN = Utilities.createPrimaryLabel(INFO_CTRL_PANEL_VLV_INDEX_BASE_DN_LABEL.get());
+
+  /** Search scope label. */
+  protected JLabel lSearchScope = Utilities.createPrimaryLabel(INFO_CTRL_PANEL_VLV_INDEX_SEARCH_SCOPE_LABEL.get());
+
+  /** Search filter label. */
+  protected JLabel lFilter = Utilities.createPrimaryLabel(INFO_CTRL_PANEL_VLV_INDEX_FILTER_LABEL.get());
+
+  /** Sort order label. */
+  protected JLabel lSortOrder = Utilities.createPrimaryLabel(INFO_CTRL_PANEL_VLV_INDEX_SORT_ORDER_LABEL.get());
+
+  /** Backends label. */
+  protected JLabel lBackend = Utilities.createPrimaryLabel(INFO_CTRL_PANEL_BACKEND_LABEL.get());
+
+  /** Max block size label. */
+  protected JLabel lMaxBlockSize = Utilities.createPrimaryLabel(INFO_CTRL_PANEL_VLV_INDEX_MAX_BLOCK_SIZE_LABEL.get());
+
+  /** Name text field. */
   protected JTextField name = Utilities.createMediumTextField();
-  /**
-   * Read-only name label.
-   */
-  protected JLabel readOnlyName = Utilities.createDefaultLabel();
-  /**
-   * Read-only backend name label.
-   */
-  protected JLabel backendName = Utilities.createDefaultLabel();
-  /**
-   * Base DNs combo box.
-   */
-  protected JComboBox baseDNs = Utilities.createComboBox();
-  /**
-   * Subtree text field.
-   */
-  protected JTextField baseDN = Utilities.createLongTextField();
-  /**
-   * Base Object scope radio button.
-   */
-  protected JRadioButton baseObject = Utilities.createRadioButton(
-      INFO_CTRL_PANEL_VLV_INDEX_BASE_OBJECT_LABEL.get());
-  /**
-   * Single Level scope radio button.
-   */
-  protected JRadioButton singleLevel = Utilities.createRadioButton(
-      INFO_CTRL_PANEL_VLV_INDEX_SINGLE_LEVEL_LABEL.get());
-  /**
-   * Subordinate subtree scope radio button.
-   */
-  protected JRadioButton subordinateSubtree = Utilities.createRadioButton(
-      INFO_CTRL_PANEL_VLV_INDEX_SUBORDINATE_SUBTREE_LABEL.get());
-  /**
-   * Whole subtree scope radio button.
-   */
-  protected JRadioButton wholeSubtree = Utilities.createRadioButton(
-      INFO_CTRL_PANEL_VLV_INDEX_WHOLE_SUBTREE_LABEL.get());
 
-  /**
-   * Filter text field.
-   */
+  /** Read-only name label. */
+  protected JLabel readOnlyName = Utilities.createDefaultLabel();
+
+  /** Read-only backend name label. */
+  protected JLabel backendName = Utilities.createDefaultLabel();
+
+  /** Base DNs combo box. */
+  protected JComboBox baseDNs = Utilities.createComboBox();
+
+  /** Subtree text field. */
+  protected JTextField baseDN = Utilities.createLongTextField();
+
+  /** Base Object scope radio button. */
+  protected JRadioButton baseObject = Utilities.createRadioButton(INFO_CTRL_PANEL_VLV_INDEX_BASE_OBJECT_LABEL.get());
+
+  /** Single Level scope radio button. */
+  protected JRadioButton singleLevel = Utilities.createRadioButton(INFO_CTRL_PANEL_VLV_INDEX_SINGLE_LEVEL_LABEL.get());
+
+  /** Subordinate subtree scope radio button. */
+  protected JRadioButton subordinateSubtree = Utilities
+      .createRadioButton(INFO_CTRL_PANEL_VLV_INDEX_SUBORDINATE_SUBTREE_LABEL.get());
+
+  /** Whole subtree scope radio button. */
+  protected JRadioButton wholeSubtree = Utilities
+      .createRadioButton(INFO_CTRL_PANEL_VLV_INDEX_WHOLE_SUBTREE_LABEL.get());
+
+  /** Filter text field. */
   protected JTextField filter = Utilities.createLongTextField();
-  /**
-   * Max block size text field.
-   */
+
+  /** Max block size text field. */
   protected JTextField maxBlockSize = Utilities.createShortTextField();
-  /**
-   * Attributes combo box.
-   */
+
+  /** Attributes combo box. */
   protected JComboBox attributes = Utilities.createComboBox();
-  /**
-   * The list containing the sort order elements.
-   */
+
+  /** The list containing the sort order elements. */
   protected JList sortOrder = new JList();
-  /**
-   * The add button.
-   */
-  protected JButton add = Utilities.createButton(
-      INFO_CTRL_PANEL_VLV_INDEX_ADD_BUTTON_LABEL.get());
-  /**
-   * The move up button.
-   */
-  protected JButton moveUp = Utilities.createButton(
-      INFO_CTRL_PANEL_VLV_INDEX_MOVE_UP_BUTTON_LABEL.get());
-  /**
-   * The move down button.
-   */
-  protected JButton moveDown = Utilities.createButton(
-      INFO_CTRL_PANEL_VLV_INDEX_MOVE_DOWN_BUTTON_LABEL.get());
-  /**
-   * The remove button.
-   */
-  protected JButton remove = Utilities.createButton (
-      INFO_CTRL_PANEL_VLV_INDEX_REMOVE_BUTTON_LABEL.get());
-  /**
-   * Ascending order combo box.
-   */
+
+  /** The add button. */
+  protected JButton add = Utilities.createButton(INFO_CTRL_PANEL_VLV_INDEX_ADD_BUTTON_LABEL.get());
+
+  /** The move up button. */
+  protected JButton moveUp = Utilities.createButton(INFO_CTRL_PANEL_VLV_INDEX_MOVE_UP_BUTTON_LABEL.get());
+
+  /** The move down button. */
+  protected JButton moveDown = Utilities.createButton(INFO_CTRL_PANEL_VLV_INDEX_MOVE_DOWN_BUTTON_LABEL.get());
+
+  /** The remove button. */
+  protected JButton remove = Utilities.createButton(INFO_CTRL_PANEL_VLV_INDEX_REMOVE_BUTTON_LABEL.get());
+
+  /** Ascending order combo box. */
   protected JComboBox ascendingOrder = Utilities.createComboBox();
 
-  /**
-   * Combo box containing the sort order.
-   */
+  /** Combo box containing the sort order. */
   protected DefaultListModel sortOrderModel;
 
-  /**
-   * The list of labels.
-   */
-  protected JLabel[] labels = {lName, lBaseDN, lSearchScope, lFilter,
-      lSortOrder, lBackend, lMaxBlockSize};
+  /** The list of labels. */
+  protected JLabel[] labels = { lName, lBaseDN, lSearchScope, lFilter, lSortOrder, lBackend, lMaxBlockSize };
 
   /**
    * The relative component that must be used to center the parent dialog of
@@ -237,82 +187,56 @@
    */
   protected Component relativeComponent;
 
-  /**
-   * Other base DN message.
-   */
-  protected final LocalizableMessage OTHER_BASE_DN =
-    INFO_CTRL_PANEL_VLV_OTHER_BASE_DN_LABEL.get();
-  /**
-   * Ascending message.
-   */
-  protected final LocalizableMessage ASCENDING =
-    INFO_CTRL_PANEL_VLV_ASCENDING_LABEL.get();
-  /**
-   * Descending message.
-   */
-  protected final LocalizableMessage DESCENDING =
-    INFO_CTRL_PANEL_VLV_DESCENDING_LABEL.get();
+  /** Other base DN message. */
+  protected final LocalizableMessage OTHER_BASE_DN = INFO_CTRL_PANEL_VLV_OTHER_BASE_DN_LABEL.get();
 
-  /**
-   * Custom attributes message.
-   */
-  protected LocalizableMessage CUSTOM_ATTRIBUTES =
-    INFO_CTRL_PANEL_CUSTOM_ATTRIBUTES_LABEL.get();
+  /** Ascending message. */
+  protected final LocalizableMessage ASCENDING = INFO_CTRL_PANEL_VLV_ASCENDING_LABEL.get();
 
-  /**
-   * Standard attributes message.
-   */
-  protected LocalizableMessage STANDARD_ATTRIBUTES =
-    INFO_CTRL_PANEL_STANDARD_ATTRIBUTES_LABEL.get();
+  /** Descending message. */
+  protected final LocalizableMessage DESCENDING = INFO_CTRL_PANEL_VLV_DESCENDING_LABEL.get();
 
-  /**
-   * The list of standard attribute names.
-   */
-  protected TreeSet<String> standardAttrNames =
-    new TreeSet<String>(new LowerCaseComparator());
-  /**
-   * The list of configuration attribute names.
-   */
-  protected TreeSet<String> configurationAttrNames =
-    new TreeSet<String>(new LowerCaseComparator());
-  /**
-   * The list of custom attribute names.
-   */
-  protected TreeSet<String> customAttrNames =
-    new TreeSet<String>(new LowerCaseComparator());
+  /** Custom attributes message. */
+  protected LocalizableMessage CUSTOM_ATTRIBUTES = INFO_CTRL_PANEL_CUSTOM_ATTRIBUTES_LABEL.get();
+
+  /** Standard attributes message. */
+  protected LocalizableMessage STANDARD_ATTRIBUTES = INFO_CTRL_PANEL_STANDARD_ATTRIBUTES_LABEL.get();
+
+  /** The list of standard attribute names. */
+  protected TreeSet<String> standardAttrNames = new TreeSet<String>(new LowerCaseComparator());
+
+  /** The list of configuration attribute names. */
+  protected TreeSet<String> configurationAttrNames = new TreeSet<String>(new LowerCaseComparator());
+
+  /** The list of custom attribute names. */
+  protected TreeSet<String> customAttrNames = new TreeSet<String>(new LowerCaseComparator());
 
   private int defaultVLVEntryLimitValue;
   {
     DefinedDefaultBehaviorProvider<Integer> provider =
-      (DefinedDefaultBehaviorProvider<Integer>)
-    LocalDBVLVIndexCfgDefn.getInstance().getMaxBlockSizePropertyDefinition().
-    getDefaultBehaviorProvider();
-    defaultVLVEntryLimitValue =
-      Integer.parseInt(provider.getDefaultValues().iterator().next());
+        (DefinedDefaultBehaviorProvider<Integer>) LocalDBVLVIndexCfgDefn.getInstance()
+            .getMaxBlockSizePropertyDefinition().getDefaultBehaviorProvider();
+    defaultVLVEntryLimitValue = Integer.parseInt(provider.getDefaultValues().iterator().next());
   }
 
-  /**
-   * Minimum value for max block size.
-   */
-  protected final int MIN_MAX_BLOCK_SIZE =
-    LocalDBVLVIndexCfgDefn.getInstance().getMaxBlockSizePropertyDefinition().
-    getLowerLimit();
-  /**
-   * Maximum value for max block size.
-   */
-  protected final int MAX_MAX_BLOCK_SIZE = 2147483647;
-  /**
-   * Default value for max block size.
-   */
-  protected final int DEFAULT_MAX_BLOCK_SIZE = defaultVLVEntryLimitValue;
+  /** Minimum value for max block size. */
+  protected final int MIN_MAX_BLOCK_SIZE = LocalDBVLVIndexCfgDefn.getInstance().getMaxBlockSizePropertyDefinition()
+      .getLowerLimit();
 
+  /** Maximum value for max block size. */
+  protected final int MAX_MAX_BLOCK_SIZE = 2147483647;
+
+  /** Default value for max block size. */
+  protected final int DEFAULT_MAX_BLOCK_SIZE = defaultVLVEntryLimitValue;
 
   /**
    * Constructor.
-   * @param backendID the backend ID where the index is defined (or will be
-   * defined).
-   * @param relativeComponent the relative component where the dialog containing
-   * this panel must be centered.
+   *
+   * @param backendID
+   *          the backend ID where the index is defined (or will be defined).
+   * @param relativeComponent
+   *          the relative component where the dialog containing this panel must
+   *          be centered.
    */
   protected AbstractVLVIndexPanel(String backendID, Component relativeComponent)
   {
@@ -326,7 +250,9 @@
 
   /**
    * Sets the name of the backend where the index is defined or will be defined.
-   * @param backendID the ID of the backend.
+   *
+   * @param backendID
+   *          the ID of the backend.
    */
   public void setBackendName(String backendID)
   {
@@ -335,34 +261,35 @@
 
   /**
    * Returns the LDIF representing the new index.
-   * @param indexName the name of the index.
+   *
+   * @param indexName
+   *          the name of the index.
    * @return the LDIF representing the new index.
    */
   protected String getIndexLDIF(String indexName)
   {
-    String dn = Utilities.getRDNString("ds-cfg-backend-id",
-        backendName.getText())+",cn=Backends,cn=config";
-    ArrayList<String> lines = new ArrayList<String>();
-    lines.add("dn: "+Utilities.getRDNString("ds-cfg-name", indexName)+
-        ",cn=VLV Index,"+dn);
+    final String dn = Utilities.getRDNString("ds-cfg-backend-id", backendName.getText()) + ",cn=Backends,cn=config";
+    List<String> lines = new ArrayList<String>();
+    lines.add("dn: " + Utilities.getRDNString("ds-cfg-name", indexName) + ",cn=VLV Index," + dn);
     lines.add("objectClass: ds-cfg-local-db-vlv-index");
     lines.add("objectClass: top");
-    lines.add("ds-cfg-name: "+indexName);
-    lines.add("ds-cfg-filter: "+filter.getText().trim());
-    lines.add("ds-cfg-sort-order: "+getSortOrderStringValue(getSortOrder()));
-    lines.add("ds-cfg-base-dn: "+getBaseDN());
-    lines.add("ds-cfg-scope: " + getScope());
-    lines.add("ds-cfg-max-block-size: "+maxBlockSize.getText().trim());
+    lines.add("ds-cfg-name: " + indexName);
+    lines.add("ds-cfg-filter: " + filter.getText().trim());
+    lines.add("ds-cfg-sort-order: " + getSortOrderStringValue(getSortOrder()));
+    lines.add("ds-cfg-base-dn: " + getBaseDN());
+    lines.add("ds-cfg-max-block-size: " + maxBlockSize.getText().trim());
     StringBuilder sb = new StringBuilder();
     for (String line : lines)
     {
       sb.append(line).append(ServerConstants.EOL);
     }
+
     return sb.toString();
   }
 
   /**
    * Returns the scope of the VLV index as it appears on the panel.
+   *
    * @return the scope of the VLV index as it appears on the panel.
    */
   protected Scope getScope()
@@ -390,22 +317,26 @@
   /**
    * Returns the list of VLV sort order elements as they are displayed in the
    * panel.
+   *
    * @return the list of VLV sort order elements as they are displayed in the
-   * panel.
+   *         panel.
    */
   protected List<VLVSortOrder> getSortOrder()
   {
-    ArrayList<VLVSortOrder> sortOrder = new ArrayList<VLVSortOrder>();
-    for (int i=0; i<sortOrderModel.getSize(); i++)
+    List<VLVSortOrder> sortOrder = new ArrayList<VLVSortOrder>();
+    for (int i = 0; i < sortOrderModel.getSize(); i++)
     {
-      sortOrder.add((VLVSortOrder)sortOrderModel.get(i));
+      sortOrder.add((VLVSortOrder) sortOrderModel.get(i));
     }
+
     return sortOrder;
   }
 
   /**
    * Returns the string representation for the provided list of VLV sort order.
-   * @param sortOrder the list of VLV sort order elements.
+   *
+   * @param sortOrder
+   *          the list of VLV sort order elements.
    * @return the string representation for the provided list of VLV sort order.
    */
   protected String getSortOrderStringValue(List<VLVSortOrder> sortOrder)
@@ -427,22 +358,24 @@
       }
       sb.append(s.getAttributeName());
     }
+
     return sb.toString();
   }
 
-
   /**
    * Updates the layout with the provided server descriptor.
-   * @param desc the server descriptor.
+   *
+   * @param desc
+   *          the server descriptor.
    * @return <CODE>true</CODE> if an error has been displayed and
-   * <CODE>false</CODE> otherwise.
+   *         <CODE>false</CODE> otherwise.
    */
   protected boolean updateLayout(final ServerDescriptor desc)
   {
     Schema schema = desc.getSchema();
     BackendDescriptor backend = getBackend();
-    final boolean[] repack = {false};
-    final boolean[] error = {false};
+    final boolean[] repack = { false };
+    final boolean[] error = { false };
     if (backend != null)
     {
       updateBaseDNCombo(backend);
@@ -451,10 +384,9 @@
     if (schema != null)
     {
       repack[0] = attributes.getItemCount() == 0;
-      LinkedHashSet<CategorizedComboBoxElement> newElements =
-        new LinkedHashSet<CategorizedComboBoxElement>();
+      LinkedHashSet<CategorizedComboBoxElement> newElements = new LinkedHashSet<CategorizedComboBoxElement>();
 
-      synchronized(standardAttrNames)
+      synchronized (standardAttrNames)
       {
         standardAttrNames.clear();
         configurationAttrNames.clear();
@@ -465,9 +397,9 @@
           String name = attr.getPrimaryName();
           boolean defined = false;
           ListModel model = sortOrder.getModel();
-          for (int i=0; i < model.getSize(); i++)
+          for (int i = 0; i < model.getSize(); i++)
           {
-            VLVSortOrder s = (VLVSortOrder)model.getElementAt(i);
+            VLVSortOrder s = (VLVSortOrder) model.getElementAt(i);
             if (name.equalsIgnoreCase(s.getAttributeName()))
             {
               defined = true;
@@ -493,54 +425,36 @@
       }
       if (customAttrNames.size() > 0)
       {
-        newElements.add(new CategorizedComboBoxElement(
-            CUSTOM_ATTRIBUTES,
-            CategorizedComboBoxElement.Type.CATEGORY));
+        newElements.add(new CategorizedComboBoxElement(CUSTOM_ATTRIBUTES, CategorizedComboBoxElement.Type.CATEGORY));
         for (String attrName : customAttrNames)
         {
-          newElements.add(new CategorizedComboBoxElement(
-              attrName,
-              CategorizedComboBoxElement.Type.REGULAR));
+          newElements.add(new CategorizedComboBoxElement(attrName, CategorizedComboBoxElement.Type.REGULAR));
         }
       }
       if (standardAttrNames.size() > 0)
       {
-        newElements.add(new CategorizedComboBoxElement(
-            STANDARD_ATTRIBUTES,
-            CategorizedComboBoxElement.Type.CATEGORY));
+        newElements.add(new CategorizedComboBoxElement(STANDARD_ATTRIBUTES, CategorizedComboBoxElement.Type.CATEGORY));
         for (String attrName : standardAttrNames)
         {
-          newElements.add(new CategorizedComboBoxElement(
-              attrName,
-              CategorizedComboBoxElement.Type.REGULAR));
+          newElements.add(new CategorizedComboBoxElement(attrName, CategorizedComboBoxElement.Type.REGULAR));
         }
       }
       // Ignore configuration attr names
       /*
-        if (configurationAttrNames.size() > 0)
-        {
-          newElements.add(new CategorizedComboBoxDescriptor(
-              "Configuration Attributes",
-              CategorizedComboBoxDescriptor.Type.CATEGORY));
-          for (String attrName : configurationAttrNames)
-          {
-            newElements.add(new CategorizedComboBoxDescriptor(
-                attrName,
-                CategorizedComboBoxDescriptor.Type.REGULAR));
-          }
-        }
+       * if (configurationAttrNames.size() > 0) { newElements.add(new
+       * CategorizedComboBoxDescriptor( "Configuration Attributes",
+       * CategorizedComboBoxDescriptor.Type.CATEGORY)); for (String attrName :
+       * configurationAttrNames) { newElements.add(new
+       * CategorizedComboBoxDescriptor( attrName,
+       * CategorizedComboBoxDescriptor.Type.REGULAR)); } }
        */
-      DefaultComboBoxModel model =
-        (DefaultComboBoxModel)attributes.getModel();
+      DefaultComboBoxModel model = (DefaultComboBoxModel) attributes.getModel();
       updateComboBoxModel(newElements, model);
     }
     else
     {
-      updateErrorPane(errorPane,
-          ERR_CTRL_PANEL_SCHEMA_NOT_FOUND_SUMMARY.get(),
-          ColorAndFontConstants.errorTitleFont,
-          ERR_CTRL_PANEL_SCHEMA_NOT_FOUND_DETAILS.get(),
-          ColorAndFontConstants.defaultFont);
+      updateErrorPane(errorPane, ERR_CTRL_PANEL_SCHEMA_NOT_FOUND_SUMMARY.get(), ColorAndFontConstants.errorTitleFont,
+          ERR_CTRL_PANEL_SCHEMA_NOT_FOUND_DETAILS.get(), ColorAndFontConstants.defaultFont);
       repack[0] = true;
       error[0] = true;
     }
@@ -549,8 +463,7 @@
     {
       public void run()
       {
-        if ((getButtonType() == GenericDialog.ButtonType.OK) ||
-            (getButtonType() == GenericDialog.ButtonType.OK))
+        if (getButtonType() == GenericDialog.ButtonType.OK)
         {
           setEnabledOK(!error[0]);
         }
@@ -562,27 +475,27 @@
           packParentDialog();
           if (relativeComponent != null)
           {
-            Utilities.centerGoldenMean(
-                Utilities.getParentDialog(AbstractVLVIndexPanel.this),
-                relativeComponent);
+            Utilities.centerGoldenMean(Utilities.getParentDialog(AbstractVLVIndexPanel.this), relativeComponent);
           }
         }
       }
     });
+
     return !error[0];
   }
 
   /**
    * Returns <CODE>true</CODE> if the user accepts to continue creating the VLV
    * index even if no indexes are created for the provided filter for the VLV
-   * index.  Returns <CODE>false</CODE> if the user does not accept to create
-   * the index.  Note that the confirmation dialog will only be displayed when
-   * the indexes are not defined, if the dialog is not displayed the method
-   * returns <CODE>true</CODE>.
+   * index. Returns <CODE>false</CODE> if the user does not accept to create the
+   * index. Note that the confirmation dialog will only be displayed when the
+   * indexes are not defined, if the dialog is not displayed the method returns
+   * <CODE>true</CODE>.
+   *
    * @return <CODE>true</CODE> if the user accepts to continue creating the VLV
-   * index even if no indexes are created for the provided filter for the VLV
-   * index.  Returns <CODE>false</CODE> if the user does not accept to create
-   * the index.
+   *         index even if no indexes are created for the provided filter for
+   *         the VLV index. Returns <CODE>false</CODE> if the user does not
+   *         accept to create the index.
    */
   protected boolean checkIndexRequired()
   {
@@ -600,30 +513,31 @@
         {
           sb.append("<br>-").append(msg);
         }
-        confirm = displayConfirmationDialog(
-            INFO_CTRL_PANEL_VLV_INDEXES_NOT_DEFINED_CONFIRMATION_TITLE.get(),
-            INFO_CTRL_PANEL_VLV_INDEXES_NOT_DEFINED_CONFIRMATION_MSG.get(
-                getBackend().getBackendID(), sb));
+        confirm =
+            displayConfirmationDialog(INFO_CTRL_PANEL_VLV_INDEXES_NOT_DEFINED_CONFIRMATION_TITLE.get(),
+                INFO_CTRL_PANEL_VLV_INDEXES_NOT_DEFINED_CONFIRMATION_MSG.get(getBackend().getBackendID(), sb));
       }
     }
     catch (Throwable t)
     {
       // Bug
-      throw new RuntimeException("Unexpected error: "+t, t);
+      throw new RuntimeException("Unexpected error: " + t, t);
     }
     return confirm;
   }
 
   /**
    * Updates the provided list of error messages by analyzing the provided
-   * filter.  The idea is basically to analyze the filter and check if what
-   * appears on the filter is indexed or not.  If it is not indexed it updates
+   * filter. The idea is basically to analyze the filter and check if what
+   * appears on the filter is indexed or not. If it is not indexed it updates
    * the error message list with a message explaining that.
-   * @param filter the filter to analyze.
-   * @param msgs the list of messages to be updated.
+   *
+   * @param filter
+   *          the filter to analyze.
+   * @param msgs
+   *          the list of messages to be updated.
    */
-  private void updateIndexRequiredMessages(RawFilter filter,
-      Collection<LocalizableMessage> msgs)
+  private void updateIndexRequiredMessages(RawFilter filter, Collection<LocalizableMessage> msgs)
   {
     switch (filter.getFilterType())
     {
@@ -641,24 +555,19 @@
       updateIndexRequiredMessages(filter.getNOTComponent(), msgs);
       break;
     default:
-      FilterType[] filterTypes = {FilterType.EQUALITY, FilterType.SUBSTRING,
-        FilterType.GREATER_OR_EQUAL, FilterType.LESS_OR_EQUAL,
-        FilterType.PRESENT, FilterType.APPROXIMATE_MATCH,
-        FilterType.EXTENSIBLE_MATCH
-        };
-      IndexType[] indexTypes = {IndexType.EQUALITY, IndexType.SUBSTRING,
-          IndexType.ORDERING, IndexType.ORDERING, IndexType.PRESENCE,
-          IndexType.APPROXIMATE, null
-          };
-      LocalizableMessage[] indexTypeNames = {INFO_CTRL_PANEL_VLV_INDEX_EQUALITY_TYPE.get(),
-          INFO_CTRL_PANEL_VLV_INDEX_SUBSTRING_TYPE.get(),
-          INFO_CTRL_PANEL_VLV_INDEX_ORDERING_TYPE.get(),
-          INFO_CTRL_PANEL_VLV_INDEX_ORDERING_TYPE.get(),
-          INFO_CTRL_PANEL_VLV_INDEX_PRESENCE_TYPE.get(),
-          INFO_CTRL_PANEL_VLV_INDEX_APPROXIMATE_TYPE.get(),
-          null
-      };
-      for (int i=0; i<filterTypes.length; i++)
+      FilterType[] filterTypes =
+          { FilterType.EQUALITY, FilterType.SUBSTRING, FilterType.GREATER_OR_EQUAL, FilterType.LESS_OR_EQUAL,
+            FilterType.PRESENT, FilterType.APPROXIMATE_MATCH, FilterType.EXTENSIBLE_MATCH };
+
+      IndexType[] indexTypes =
+          { IndexType.EQUALITY, IndexType.SUBSTRING, IndexType.ORDERING,
+            IndexType.ORDERING, IndexType.PRESENCE, IndexType.APPROXIMATE, null };
+
+      LocalizableMessage[] indexTypeNames =
+          { INFO_CTRL_PANEL_VLV_INDEX_EQUALITY_TYPE.get(), INFO_CTRL_PANEL_VLV_INDEX_SUBSTRING_TYPE.get(),
+            INFO_CTRL_PANEL_VLV_INDEX_ORDERING_TYPE.get(), INFO_CTRL_PANEL_VLV_INDEX_ORDERING_TYPE.get(),
+            INFO_CTRL_PANEL_VLV_INDEX_PRESENCE_TYPE.get(), INFO_CTRL_PANEL_VLV_INDEX_APPROXIMATE_TYPE.get(), null };
+      for (int i = 0; i < filterTypes.length; i++)
       {
         if (filterTypes[i] == filter.getFilterType())
         {
@@ -668,8 +577,8 @@
             IndexType type = indexTypes[i];
             if (type != null && !index.getTypes().contains(type))
             {
-              msgs.add(INFO_CTRL_PANEL_MUST_UPDATE_INDEX_DEFINITION_TYPE.get(
-                  filter.getAttributeType(), indexTypeNames[i]));
+              msgs.add(INFO_CTRL_PANEL_MUST_UPDATE_INDEX_DEFINITION_TYPE.get(filter.getAttributeType(),
+                  indexTypeNames[i]));
             }
           }
           else
@@ -677,13 +586,11 @@
             LocalizableMessage type = indexTypeNames[i];
             if (type != null)
             {
-              msgs.add(INFO_CTRL_PANEL_MUST_DEFINE_INDEX_TYPE.get(
-                  filter.getAttributeType(), type));
+              msgs.add(INFO_CTRL_PANEL_MUST_DEFINE_INDEX_TYPE.get(filter.getAttributeType(), type));
             }
             else
             {
-              msgs.add(INFO_CTRL_PANEL_MUST_DEFINE_INDEX.get(
-                  filter.getAttributeType()));
+              msgs.add(INFO_CTRL_PANEL_MUST_DEFINE_INDEX.get(filter.getAttributeType()));
             }
           }
         }
@@ -694,7 +601,9 @@
   /**
    * Returns the index descriptor for a given index name (<CODE>null</CODE> if
    * no index descriptor is found for that name).
-   * @param indexName the name of the index.
+   *
+   * @param indexName
+   *          the name of the index.
    * @return the index descriptor for a given index name.
    */
   private IndexDescriptor getIndex(String indexName)
@@ -717,33 +626,36 @@
 
   /**
    * Updates the base DN combo box with the provided backend.
-   * @param backend the backend to be used with the provided backend.
+   *
+   * @param backend
+   *          the backend to be used with the provided backend.
    */
   protected void updateBaseDNCombo(BackendDescriptor backend)
   {
-    ArrayList<Object> newElements =
-      new ArrayList<Object>();
+    List<Object> newElements = new ArrayList<Object>();
     for (BaseDNDescriptor baseDN : backend.getBaseDns())
     {
       String dn = null;
       try
       {
-        dn  = Utilities.unescapeUtf8(baseDN.getDn().toString());
+        dn = Utilities.unescapeUtf8(baseDN.getDn().toString());
       }
       catch (Throwable t)
       {
-        throw new RuntimeException("Unexpected error: "+t, t);
+        throw new RuntimeException("Unexpected error: " + t, t);
       }
       newElements.add(dn);
     }
     newElements.add(COMBO_SEPARATOR);
     newElements.add(OTHER_BASE_DN);
-    updateComboBoxModel(newElements, (DefaultComboBoxModel)baseDNs.getModel());
+    updateComboBoxModel(newElements, (DefaultComboBoxModel) baseDNs.getModel());
   }
 
   /**
    * Updates a list of errors with the errors found in the panel.
-   * @param checkName whether the name of the VLV index must be checked or not.
+   *
+   * @param checkName
+   *          whether the name of the VLV index must be checked or not.
    * @return a list containing the error messages found.
    */
   protected List<LocalizableMessage> checkErrors(boolean checkName)
@@ -755,7 +667,7 @@
 
     BackendDescriptor backend = getBackend();
 
-    ArrayList<LocalizableMessage> errors = new ArrayList<LocalizableMessage>();
+    List<LocalizableMessage> errors = new ArrayList<LocalizableMessage>();
     if (checkName)
     {
       String n = name.getText();
@@ -771,8 +683,7 @@
         {
           if (index.getName().equalsIgnoreCase(n))
           {
-            errors.add(ERR_CTRL_PANEL_VLV_INDEX_ALREADY_DEFINED.get(n,
-                backendName.getText()));
+            errors.add(ERR_CTRL_PANEL_VLV_INDEX_ALREADY_DEFINED.get(n, backendName.getText()));
             setPrimaryInvalid(lName);
             break;
           }
@@ -781,7 +692,7 @@
     }
 
     String baseDN = getBaseDN();
-    if ((baseDN == null) || (baseDN.length() == 0))
+    if (baseDN == null || baseDN.length() == 0)
     {
       errors.add(ERR_CTRL_PANEL_NO_BASE_DN_FOR_VLV_PROVIDED.get());
       setPrimaryInvalid(lBaseDN);
@@ -800,7 +711,7 @@
     }
 
     String f = filter.getText().trim();
-    if (f.equals(""))
+    if ("".equals(f))
     {
       errors.add(ERR_CTRL_PANEL_NO_FILTER_FOR_VLV_PROVIDED.get());
       setPrimaryInvalid(lFilter);
@@ -823,33 +734,34 @@
       errors.add(ERR_CTRL_PANEL_NO_ATTRIBUTE_FOR_VLV_PROVIDED.get());
       setPrimaryInvalid(lSortOrder);
     }
+
     String v = maxBlockSize.getText();
     try
     {
       int n = Integer.parseInt(v);
-      if ((n < MIN_MAX_BLOCK_SIZE) || (n > MAX_MAX_BLOCK_SIZE))
+      if (n < MIN_MAX_BLOCK_SIZE || n > MAX_MAX_BLOCK_SIZE)
       {
-        errors.add(ERR_CTRL_PANEL_INVALID_MAX_BLOCK_SIZE_FOR_VLV_PROVIDED.get(
-            MIN_MAX_BLOCK_SIZE, MAX_MAX_BLOCK_SIZE));
+        errors.add(ERR_CTRL_PANEL_INVALID_MAX_BLOCK_SIZE_FOR_VLV_PROVIDED.get(MIN_MAX_BLOCK_SIZE, MAX_MAX_BLOCK_SIZE));
         setPrimaryInvalid(lMaxBlockSize);
       }
     }
     catch (Throwable t)
     {
-      errors.add(ERR_CTRL_PANEL_INVALID_MAX_BLOCK_SIZE_FOR_VLV_PROVIDED.get(
-          MIN_MAX_BLOCK_SIZE, MAX_MAX_BLOCK_SIZE));
+      errors.add(ERR_CTRL_PANEL_INVALID_MAX_BLOCK_SIZE_FOR_VLV_PROVIDED.get(MIN_MAX_BLOCK_SIZE, MAX_MAX_BLOCK_SIZE));
       setPrimaryInvalid(lMaxBlockSize);
     }
+
     return errors;
   }
 
   /**
    * Returns the backend for the index.
+   *
    * @return the backend for the index.
    */
   protected BackendDescriptor getBackend()
   {
-//  Check that the index does not exist
+    //  Check that the index does not exist
     BackendDescriptor backend = null;
     for (BackendDescriptor b : getInfo().getServerDescriptor().getBackends())
     {
@@ -864,6 +776,7 @@
 
   /**
    * Returns the base DN for the VLV index.
+   *
    * @return the base DN for the VLV index.
    */
   protected String getBaseDN()
@@ -883,16 +796,15 @@
     }
   }
 
-
   /**
    * Returns the selected attribute.
+   *
    * @return the selected attribute.
    */
   protected String getSelectedAttribute()
   {
     String attrName;
-    CategorizedComboBoxElement o =
-      (CategorizedComboBoxElement)attributes.getSelectedItem();
+    CategorizedComboBoxElement o = (CategorizedComboBoxElement) attributes.getSelectedItem();
     if (o != null)
     {
       attrName = o.getValue().toString();
@@ -904,15 +816,17 @@
     return attrName;
   }
 
-
   /**
    * Creates the basic layout of the panel.
-   * @param c the container of the layout.
-   * @param gbc the grid bag constraints to be used.
-   * @param nameReadOnly whether the panel is read-only or not.
+   *
+   * @param c
+   *          the container of the layout.
+   * @param gbc
+   *          the grid bag constraints to be used.
+   * @param nameReadOnly
+   *          whether the panel is read-only or not.
    */
-  protected void createBasicLayout(Container c, GridBagConstraints gbc,
-      boolean nameReadOnly)
+  protected void createBasicLayout(Container c, GridBagConstraints gbc, boolean nameReadOnly)
   {
     gbc.gridx = 0;
     gbc.gridy = 0;
@@ -921,7 +835,7 @@
 
     if (nameReadOnly)
     {
-      gbc.gridy ++;
+      gbc.gridy++;
       titlePanel.setTitle(INFO_CTRL_PANEL_VLV_INDEX_DETAILS_LABEL.get());
       gbc.fill = GridBagConstraints.NONE;
       gbc.anchor = GridBagConstraints.WEST;
@@ -929,7 +843,7 @@
       c.add(titlePanel, gbc);
     }
 
-    gbc.gridy ++;
+    gbc.gridy++;
     gbc.gridwidth = 1;
     gbc.anchor = GridBagConstraints.WEST;
     gbc.fill = GridBagConstraints.HORIZONTAL;
@@ -958,7 +872,7 @@
       gbc2.weightx = 0.7;
       p.add(Box.createHorizontalGlue(), gbc2);
     }
-    gbc.gridy ++;
+    gbc.gridy++;
 
     gbc.insets.left = 0;
     gbc.insets.top = 10;
@@ -968,7 +882,7 @@
     gbc.gridx = 1;
     gbc.gridwidth = 2;
     c.add(backendName, gbc);
-    gbc.gridy ++;
+    gbc.gridy++;
 
     gbc.insets.left = 0;
     gbc.gridx = 0;
@@ -982,10 +896,9 @@
     JPanel p = new JPanel(new GridBagLayout());
     p.setOpaque(false);
     c.add(p, gbc);
-    gbc.gridy ++;
+    gbc.gridy++;
 
-    DefaultComboBoxModel model = new DefaultComboBoxModel(
-        new Object[]{COMBO_SEPARATOR, OTHER_BASE_DN});
+    DefaultComboBoxModel model = new DefaultComboBoxModel(new Object[] { COMBO_SEPARATOR, OTHER_BASE_DN });
     baseDNs.setModel(model);
     baseDNs.setRenderer(new CustomListCellRenderer(baseDNs));
     ItemListener listener = new IgnoreItemListener(baseDNs);
@@ -1006,11 +919,9 @@
     gbc2.insets.left = 5;
     p.add(baseDN, gbc2);
     gbc2.insets.top = 3;
-    JLabel inlineHelp = Utilities.createInlineHelpLabel(
-        INFO_CTRL_PANEL_SUBTREE_INLINE_HELP_LABEL.get());
+    JLabel inlineHelp = Utilities.createInlineHelpLabel(INFO_CTRL_PANEL_SUBTREE_INLINE_HELP_LABEL.get());
     p.add(inlineHelp, gbc2);
 
-
     gbc.insets.left = 0;
     gbc.gridx = 0;
     gbc.gridwidth = 1;
@@ -1018,9 +929,7 @@
     gbc.insets.left = 10;
     gbc.gridx = 1;
     gbc.gridwidth = 2;
-    JRadioButton [] radios = {baseObject, singleLevel, subordinateSubtree,
-        wholeSubtree
-    };
+    JRadioButton[] radios = { baseObject, singleLevel, subordinateSubtree, wholeSubtree };
     singleLevel.setSelected(true);
     ButtonGroup group = new ButtonGroup();
     for (JRadioButton radio : radios)
@@ -1028,7 +937,7 @@
       c.add(radio, gbc);
       group.add(radio);
       gbc.insets.top = 5;
-      gbc.gridy ++;
+      gbc.gridy++;
     }
 
     gbc.insets.top = 10;
@@ -1040,12 +949,11 @@
     gbc.gridx = 1;
     gbc.gridwidth = 2;
     c.add(filter, gbc);
-    gbc.gridy ++;
+    gbc.gridy++;
     gbc.insets.top = 3;
-    inlineHelp = Utilities.createInlineHelpLabel(
-        INFO_CTRL_PANEL_FILTER_INLINE_HELP_LABEL.get());
+    inlineHelp = Utilities.createInlineHelpLabel(INFO_CTRL_PANEL_FILTER_INLINE_HELP_LABEL.get());
     c.add(inlineHelp, gbc);
-    gbc.gridy ++;
+    gbc.gridy++;
 
     gbc.insets.top = 10;
     gbc.insets.left = 0;
@@ -1057,7 +965,7 @@
     gbc.fill = GridBagConstraints.HORIZONTAL;
     c.add(maxBlockSize, gbc);
     maxBlockSize.setText(String.valueOf(DEFAULT_MAX_BLOCK_SIZE));
-    gbc.gridy ++;
+    gbc.gridy++;
 
     gbc.insets.top = 10;
     gbc.insets.left = 0;
@@ -1070,23 +978,21 @@
     attributes.addItemListener(new IgnoreItemListener(attributes));
     attributes.setRenderer(new IndexComboBoxCellRenderer(attributes));
     c.add(attributes, gbc);
-    gbc.gridx ++;
+    gbc.gridx++;
 
-    ascendingOrder.setModel(new DefaultComboBoxModel(
-        new Object[] {ASCENDING, DESCENDING}));
+    ascendingOrder.setModel(new DefaultComboBoxModel(new Object[] { ASCENDING, DESCENDING }));
     c.add(ascendingOrder, gbc);
-    gbc.gridy ++;
+    gbc.gridy++;
 
     final ListSelectionListener listListener = new ListSelectionListener()
     {
       public void valueChanged(ListSelectionEvent ev)
       {
         int[] indexes = sortOrder.getSelectedIndices();
-        if ((indexes != null) && (indexes.length > 0))
+        if (indexes != null && indexes.length > 0)
         {
           moveUp.setEnabled(indexes[0] != 0);
-          moveDown.setEnabled(indexes[indexes.length - 1] !=
-            sortOrder.getModel().getSize() - 1);
+          moveDown.setEnabled(indexes[indexes.length - 1] != sortOrder.getModel().getSize() - 1);
           remove.setEnabled(true);
         }
         else
@@ -1098,7 +1004,7 @@
       }
     };
 
-    JButton[] buttons = {add, remove, moveUp, moveDown};
+    JButton[] buttons = { add, remove, moveUp, moveDown };
     for (JButton button : buttons)
     {
       button.setOpaque(false);
@@ -1114,17 +1020,15 @@
         {
           boolean isAscending = ASCENDING == ascendingOrder.getSelectedItem();
           sortOrderModel.addElement(new VLVSortOrder(attr, isAscending));
-          DefaultComboBoxModel model =
-            (DefaultComboBoxModel)attributes.getModel();
+          DefaultComboBoxModel model = (DefaultComboBoxModel) attributes.getModel();
           int i = attributes.getSelectedIndex();
           if (i > 0)
           {
             // To avoid issues, try to figure out first the new selection
             int newIndex = -1;
-            for (int j= i -1; j>0 && (newIndex == -1); j--)
+            for (int j = i - 1; j > 0 && newIndex == -1; j--)
             {
-              CategorizedComboBoxElement o = (CategorizedComboBoxElement)
-              model.getElementAt(j);
+              CategorizedComboBoxElement o = (CategorizedComboBoxElement) model.getElementAt(j);
               if (o.getType() == CategorizedComboBoxElement.Type.REGULAR)
               {
                 newIndex = j;
@@ -1132,10 +1036,9 @@
             }
             if (newIndex == -1)
             {
-              for (int j= i + 1; j<model.getSize() && (newIndex == -1); j++)
+              for (int j = i + 1; j < model.getSize() && newIndex == -1; j++)
               {
-                CategorizedComboBoxElement o = (CategorizedComboBoxElement)
-                model.getElementAt(j);
+                CategorizedComboBoxElement o = (CategorizedComboBoxElement) model.getElementAt(j);
                 if (o.getType() == CategorizedComboBoxElement.Type.REGULAR)
                 {
                   newIndex = j;
@@ -1157,11 +1060,11 @@
       public void actionPerformed(ActionEvent ev)
       {
         int[] indexes = sortOrder.getSelectedIndices();
-        for (int i=0; i<indexes.length; i++)
+        for (int i = 0; i < indexes.length; i++)
         {
           Object o1 = sortOrderModel.elementAt(indexes[i] - 1);
           Object o2 = sortOrderModel.elementAt(indexes[i]);
-          sortOrderModel.set(indexes[i]  - 1, o2);
+          sortOrderModel.set(indexes[i] - 1, o2);
           sortOrderModel.set(indexes[i], o1);
 
           indexes[i] = indexes[i] - 1;
@@ -1175,11 +1078,11 @@
       public void actionPerformed(ActionEvent ev)
       {
         int[] indexes = sortOrder.getSelectedIndices();
-        for (int i=0; i<indexes.length; i++)
+        for (int i = 0; i < indexes.length; i++)
         {
           Object o1 = sortOrderModel.elementAt(indexes[i] + 1);
           Object o2 = sortOrderModel.elementAt(indexes[i]);
-          sortOrderModel.set(indexes[i]  + 1, o2);
+          sortOrderModel.set(indexes[i] + 1, o2);
           sortOrderModel.set(indexes[i], o1);
 
           indexes[i] = indexes[i] + 1;
@@ -1196,26 +1099,21 @@
 
         synchronized (standardAttrNames)
         {
-          DefaultComboBoxModel model =
-            (DefaultComboBoxModel)attributes.getModel();
-          for (int i=0; i<indexes.length; i++)
+          DefaultComboBoxModel model = (DefaultComboBoxModel) attributes.getModel();
+          for (int i = 0; i < indexes.length; i++)
           {
-            VLVSortOrder sortOrder = (VLVSortOrder)sortOrderModel.getElementAt(
-                indexes[i]);
+            VLVSortOrder sortOrder = (VLVSortOrder) sortOrderModel.getElementAt(indexes[i]);
             String attrName = sortOrder.getAttributeName();
             boolean isCustom = customAttrNames.contains(attrName);
             boolean dealingWithCustom = true;
             for (int j = 0; j < model.getSize(); j++)
             {
-              CategorizedComboBoxElement o = (CategorizedComboBoxElement)
-              model.getElementAt(j);
+              CategorizedComboBoxElement o = (CategorizedComboBoxElement) model.getElementAt(j);
               if (o.getType() == CategorizedComboBoxElement.Type.REGULAR)
               {
-                if (dealingWithCustom == isCustom
-                    && attrName.compareTo(o.getValue().toString()) < 0)
+                if (dealingWithCustom == isCustom && attrName.compareTo(o.getValue().toString()) < 0)
                 {
-                  model.insertElementAt(new CategorizedComboBoxElement(
-                      attrName,
+                  model.insertElementAt(new CategorizedComboBoxElement(attrName,
                       CategorizedComboBoxElement.Type.REGULAR), j);
                   break;
                 }
@@ -1225,8 +1123,7 @@
                 dealingWithCustom = false;
                 if (isCustom)
                 {
-                  model.insertElementAt(new CategorizedComboBoxElement(
-                      attrName,
+                  model.insertElementAt(new CategorizedComboBoxElement(attrName,
                       CategorizedComboBoxElement.Type.REGULAR), j);
                   break;
                 }
@@ -1235,7 +1132,7 @@
           }
         }
 
-        for (int i=indexes.length - 1; i >=0; i--)
+        for (int i = indexes.length - 1; i >= 0; i--)
         {
           sortOrderModel.remove(indexes[i]);
         }
@@ -1248,7 +1145,7 @@
     gbc.fill = GridBagConstraints.NONE;
     gbc.anchor = GridBagConstraints.EAST;
     c.add(add, gbc);
-    gbc.gridy ++;
+    gbc.gridy++;
 
     gbc.insets.top = 10;
     gbc.gridwidth = 1;
@@ -1274,25 +1171,23 @@
     gbc.fill = GridBagConstraints.HORIZONTAL;
     gbc.anchor = GridBagConstraints.WEST;
     c.add(moveUp, gbc);
-    gbc.gridy ++;
+    gbc.gridy++;
     gbc.insets.top = 5;
     c.add(moveDown, gbc);
     gbc.insets.top = 0;
-    gbc.gridy ++;
+    gbc.gridy++;
     gbc.weighty = 1.0;
 
-    Dimension d = new Dimension(
-        Math.max(moveUp.getPreferredSize().width,
-            moveDown.getPreferredSize().width),
-        Math.max(moveUp.getPreferredSize().height,
-            moveDown.getPreferredSize().height));
+    Dimension d =
+        new Dimension(Math.max(moveUp.getPreferredSize().width, moveDown.getPreferredSize().width),
+                      Math.max(moveUp.getPreferredSize().height, moveDown.getPreferredSize().height));
     moveUp.setPreferredSize(d);
     moveDown.setPreferredSize(d);
 
     c.add(Box.createVerticalGlue(), gbc);
 
     gbc.gridx = 1;
-    gbc.gridy ++;
+    gbc.gridy++;
     gbc.weighty = 0.0;
     gbc.anchor = GridBagConstraints.NORTHEAST;
     gbc.fill = GridBagConstraints.NONE;
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/NewVLVIndexPanel.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/NewVLVIndexPanel.java
index 0681fe7..c291c49 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/NewVLVIndexPanel.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/NewVLVIndexPanel.java
@@ -27,6 +27,7 @@
 
 package org.opends.guitools.controlpanel.ui;
 
+import static org.opends.guitools.controlpanel.util.Utilities.*;
 import static org.opends.messages.AdminToolMessages.*;
 
 import java.awt.Component;
@@ -39,9 +40,11 @@
 import java.util.List;
 import java.util.Set;
 import java.util.TreeSet;
+
 import javax.naming.ldap.InitialLdapContext;
 import javax.swing.SwingUtilities;
 
+import org.forgerock.i18n.LocalizableMessage;
 import org.opends.guitools.controlpanel.datamodel.BackendDescriptor;
 import org.opends.guitools.controlpanel.datamodel.ControlPanelInfo;
 import org.opends.guitools.controlpanel.datamodel.ServerDescriptor;
@@ -51,8 +54,6 @@
 import org.opends.guitools.controlpanel.task.OfflineUpdateException;
 import org.opends.guitools.controlpanel.task.Task;
 import org.opends.guitools.controlpanel.util.ConfigReader;
-import org.opends.guitools.controlpanel.util.Utilities;
-import org.forgerock.i18n.LocalizableMessage;
 import org.opends.server.admin.client.ManagementContext;
 import org.opends.server.admin.client.ldap.JNDIDirContextAdaptor;
 import org.opends.server.admin.client.ldap.LDAPManagementContext;
@@ -70,7 +71,6 @@
 
 /**
  * Panel that appears when the user defines a new VLV index.
- *
  */
 public class NewVLVIndexPanel extends AbstractVLVIndexPanel
 {
@@ -78,9 +78,12 @@
 
   /**
    * Constructor of the panel.
-   * @param backendName the backend where the index will be created.
-   * @param relativeComponent the component relative to which the dialog
-   * containing this panel will be centered.
+   *
+   * @param backendName
+   *          the backend where the index will be created.
+   * @param relativeComponent
+   *          the component relative to which the dialog containing this panel
+   *          will be centered.
    */
   public NewVLVIndexPanel(String backendName, Component relativeComponent)
   {
@@ -88,33 +91,35 @@
     createBasicLayout(this, new GridBagConstraints(), false);
   }
 
-  /** {@inheritDoc} */
+  @Override
   public LocalizableMessage getTitle()
   {
     return INFO_CTRL_PANEL_NEW_VLV_INDEX_TITLE.get();
   }
 
-  /** {@inheritDoc} */
+  @Override
   public Component getPreferredFocusComponent()
   {
     return name;
   }
 
-  /** {@inheritDoc} */
+  @Override
   public void configurationChanged(ConfigurationChangeEvent ev)
   {
-    ServerDescriptor desc = ev.getNewDescriptor();
+    final ServerDescriptor desc = ev.getNewDescriptor();
     if (updateLayout(desc))
     {
-      updateErrorPaneAndOKButtonIfAuthRequired(desc,
-         isLocal() ? INFO_CTRL_PANEL_AUTHENTICATION_REQUIRED_FOR_NEW_VLV.get() :
-      INFO_CTRL_PANEL_CANNOT_CONNECT_TO_REMOTE_DETAILS.get(desc.getHostname()));
+      LocalizableMessage msg = isLocal() ? INFO_CTRL_PANEL_AUTHENTICATION_REQUIRED_FOR_NEW_VLV.get()
+                                         : INFO_CTRL_PANEL_CANNOT_CONNECT_TO_REMOTE_DETAILS.get(desc.getHostname());
+      updateErrorPaneAndOKButtonIfAuthRequired(desc, msg);
     }
   }
 
   /**
    * Updates the contents of the panel with the provided backend.
-   * @param backend the backend where the index will be created.
+   *
+   * @param backend
+   *          the backend where the index will be created.
    */
   public void update(BackendDescriptor backend)
   {
@@ -123,34 +128,29 @@
   }
 
   /** {@inheritDoc} */
+  @Override
   public void okClicked()
   {
-    List<LocalizableMessage> errors = checkErrors(true);
+    final List<LocalizableMessage> errors = checkErrors(true);
     if (errors.isEmpty())
     {
-      ProgressDialog dlg = new ProgressDialog(
-          Utilities.createFrame(),
-          Utilities.getParentDialog(this),
-          INFO_CTRL_PANEL_NEW_VLV_INDEX_TITLE.get(), getInfo());
-      NewVLVIndexTask newTask = new NewVLVIndexTask(getInfo(), dlg);
-      for (Task task : getInfo().getTasks())
+      final ProgressDialog dlg = new ProgressDialog(
+          createFrame(), getParentDialog(this), INFO_CTRL_PANEL_NEW_VLV_INDEX_TITLE.get(), getInfo());
+      final NewVLVIndexTask newTask = new NewVLVIndexTask(getInfo(), dlg);
+      for (final Task task : getInfo().getTasks())
       {
         task.canLaunch(newTask, errors);
       }
       if (errors.isEmpty() && checkIndexRequired())
       {
-        String indexName = name.getText().trim();
-        launchOperation(newTask,
-            INFO_CTRL_PANEL_CREATING_NEW_VLV_INDEX_SUMMARY.get(indexName),
+        final String indexName = name.getText().trim();
+        launchOperation(newTask, INFO_CTRL_PANEL_CREATING_NEW_VLV_INDEX_SUMMARY.get(indexName),
             INFO_CTRL_PANEL_CREATING_NEW_VLV_INDEX_SUCCESSFUL_SUMMARY.get(),
-            INFO_CTRL_PANEL_CREATING_NEW_VLV_INDEX_SUCCESSFUL_DETAILS.get(
-                indexName),
+            INFO_CTRL_PANEL_CREATING_NEW_VLV_INDEX_SUCCESSFUL_DETAILS.get(indexName),
             ERR_CTRL_PANEL_CREATING_NEW_VLV_INDEX_ERROR_SUMMARY.get(),
-            ERR_CTRL_PANEL_CREATING_NEW_VLV_INDEX_ERROR_DETAILS.get(),
-            null,
-            dlg);
+            ERR_CTRL_PANEL_CREATING_NEW_VLV_INDEX_ERROR_DETAILS.get(), null, dlg);
         dlg.setVisible(true);
-        Utilities.getParentDialog(this).setVisible(false);
+        getParentDialog(this).setVisible(false);
       }
     }
 
@@ -160,28 +160,28 @@
     }
   }
 
-  /**
-   * The task in charge of creating the VLV index.
-   *
-   */
+  /** The task in charge of creating the VLV index. */
   protected class NewVLVIndexTask extends Task
   {
-    private Set<String> backendSet;
-    private String indexName;
-    private Scope scope;
-    private List<VLVSortOrder> sortOrder;
-    private String baseDN;
-    private String filterValue;
-    private String backendID;
-    private String ldif;
-    private String sortOrderStringValue;
-    private int maxBlock;
+    private final Set<String> backendSet;
+    private final String indexName;
+    private final Scope scope;
+    private final List<VLVSortOrder> sortOrder;
+    private final String baseDN;
+    private final String filterValue;
+    private final String backendID;
+    private final String ldif;
+    private final String sortOrderStringValue;
+    private final int maxBlock;
     private VLVIndexDescriptor newIndex;
 
     /**
      * The constructor of the task.
-     * @param info the control panel info.
-     * @param dlg the progress dialog that shows the progress of the task.
+     *
+     * @param info
+     *          the control panel info.
+     * @param dlg
+     *          the progress dialog that shows the progress of the task.
      */
     public NewVLVIndexTask(ControlPanelInfo info, ProgressDialog dlg)
     {
@@ -199,28 +199,26 @@
       maxBlock = Integer.parseInt(maxBlockSize.getText());
     }
 
-    /** {@inheritDoc} */
+    @Override
     public Type getType()
     {
       return Type.NEW_INDEX;
     }
 
-    /** {@inheritDoc} */
+    @Override
     public Set<String> getBackends()
     {
       return backendSet;
     }
 
-    /** {@inheritDoc} */
+    @Override
     public LocalizableMessage getTaskDescription()
     {
-      return INFO_CTRL_PANEL_NEW_VLV_INDEX_TASK_DESCRIPTION.get(
-          indexName, backendID);
+      return INFO_CTRL_PANEL_NEW_VLV_INDEX_TASK_DESCRIPTION.get(indexName, backendID);
     }
 
-    /** {@inheritDoc} */
-    public boolean canLaunch(Task taskToBeLaunched,
-        Collection<LocalizableMessage> incompatibilityReasons)
+    @Override
+    public boolean canLaunch(Task taskToBeLaunched, Collection<LocalizableMessage> incompatibilityReasons)
     {
       boolean canLaunch = true;
       if (state == State.RUNNING && runningOnSameServer(taskToBeLaunched))
@@ -228,13 +226,11 @@
         // 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.
-        Set<String> backends =
-          new TreeSet<String>(taskToBeLaunched.getBackends());
+        final Set<String> backends = new TreeSet<String>(taskToBeLaunched.getBackends());
         backends.retainAll(getBackends());
         if (backends.size() > 0)
         {
-          incompatibilityReasons.add(getIncompatibilityMessage(this,
-              taskToBeLaunched));
+          incompatibilityReasons.add(getIncompatibilityMessage(this, taskToBeLaunched));
           canLaunch = false;
         }
       }
@@ -255,35 +251,30 @@
             DirectoryServer.deregisterBaseDN(DN.valueOf("cn=config"));
           }
           DirectoryServer.getInstance().initializeConfiguration(
-              org.opends.server.extensions.ConfigFileHandler.class.getName(),
-              ConfigReader.configFile);
+              org.opends.server.extensions.ConfigFileHandler.class.getName(), ConfigReader.configFile);
           getInfo().setMustDeregisterConfig(true);
         }
         else
         {
           SwingUtilities.invokeLater(new Runnable()
           {
+            @Override
             public void run()
             {
-              List<String> args = getObfuscatedCommandLineArguments(
-                  getDSConfigCommandLineArguments());
+              final List<String> args = getObfuscatedCommandLineArguments(getDSConfigCommandLineArguments());
               args.removeAll(getConfigCommandLineArguments());
-              printEquivalentCommandLine(getConfigCommandLineName(),
-                  args,
-                  INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_CREATE_VLV_INDEX.get());
+              printEquivalentCommandLine(
+                  getConfigCommandLineName(), args, INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_CREATE_VLV_INDEX.get());
             }
           });
         }
         SwingUtilities.invokeLater(new Runnable()
         {
-          /** {@inheritDoc} */
+          @Override
           public void run()
           {
-            getProgressDialog().appendProgressHtml(
-                Utilities.getProgressWithPoints(
-                    INFO_CTRL_PANEL_CREATING_NEW_VLV_INDEX_PROGRESS.get(
-                        indexName),
-                    ColorAndFontConstants.progressFont));
+            getProgressDialog().appendProgressHtml(getProgressWithPoints(
+                  INFO_CTRL_PANEL_CREATING_NEW_VLV_INDEX_PROGRESS.get(indexName), ColorAndFontConstants.progressFont));
           }
         });
         if (isServerRunning())
@@ -298,11 +289,10 @@
         }
         SwingUtilities.invokeLater(new Runnable()
         {
-          /** {@inheritDoc} */
+          @Override
           public void run()
           {
-            getProgressDialog().appendProgressHtml(
-                Utilities.getProgressDone(ColorAndFontConstants.progressFont));
+            getProgressDialog().appendProgressHtml(getProgressDone(ColorAndFontConstants.progressFont));
           }
         });
       }
@@ -310,8 +300,7 @@
       {
         if (configHandlerUpdated)
         {
-          DirectoryServer.getInstance().initializeConfiguration(
-              ConfigReader.configClassName, ConfigReader.configFile);
+          DirectoryServer.getInstance().initializeConfiguration(ConfigReader.configClassName, ConfigReader.configFile);
           getInfo().startPooling();
         }
       }
@@ -322,31 +311,23 @@
       LDIFImportConfig ldifImportConfig = null;
       try
       {
-        String topEntryDN =
-          "cn=VLV Index,"+Utilities.getRDNString("ds-cfg-backend-id",
-          backendName.getText())+",cn=Backends,cn=config";
-        boolean topEntryExists =
-          DirectoryServer.getConfigHandler().entryExists(
-              DN.valueOf(topEntryDN));
+        final String topEntryDN =
+            "cn=VLV Index," + getRDNString("ds-cfg-backend-id", backendName.getText()) + ",cn=Backends,cn=config";
+        final boolean topEntryExists = DirectoryServer.getConfigHandler().entryExists(DN.valueOf(topEntryDN));
 
         if (!topEntryExists)
         {
-          String completeLDIF =
-          Utilities.makeLdif(
-          "dn: "+topEntryDN,
-          "objectClass: top",
-          "objectClass: ds-cfg-branch",
-          "cn: VLV Index", "") + ldif;
-          ldifImportConfig =
-            new LDIFImportConfig(new StringReader(completeLDIF));
+          final String completeLDIF =
+              makeLdif("dn: " + topEntryDN, "objectClass: top", "objectClass: ds-cfg-branch", "cn: VLV Index", "")
+              + ldif;
+          ldifImportConfig = new LDIFImportConfig(new StringReader(completeLDIF));
         }
         else
         {
           ldifImportConfig = new LDIFImportConfig(new StringReader(ldif));
         }
 
-
-        LDIFReader reader = new LDIFReader(ldifImportConfig);
+        final LDIFReader reader = new LDIFReader(ldifImportConfig);
         Entry backendConfigEntry;
         while ((backendConfigEntry = reader.readEntry()) != null)
         {
@@ -354,10 +335,9 @@
         }
         DirectoryServer.getConfigHandler().writeUpdatedConfig();
       }
-      catch (IOException ioe)
+      catch (final IOException ioe)
       {
-         throw new OfflineUpdateException(
-              ERR_CTRL_PANEL_ERROR_UPDATING_CONFIGURATION.get(ioe), ioe);
+        throw new OfflineUpdateException(ERR_CTRL_PANEL_ERROR_UPDATING_CONFIGURATION.get(ioe), ioe);
       }
       finally
       {
@@ -370,14 +350,11 @@
 
     private void createIndex(InitialLdapContext ctx) throws OpenDsException
     {
-      ManagementContext mCtx = LDAPManagementContext.createFromContext(
-          JNDIDirContextAdaptor.adapt(ctx));
-      RootCfgClient root = mCtx.getRootConfiguration();
-      LocalDBBackendCfgClient backend =
-        (LocalDBBackendCfgClient)root.getBackend(backendName.getText());
-      LocalDBVLVIndexCfgDefn provider = LocalDBVLVIndexCfgDefn.getInstance();
-      LocalDBVLVIndexCfgClient index =
-        backend.createLocalDBVLVIndex(provider, name.getText(), null);
+      final ManagementContext mCtx = LDAPManagementContext.createFromContext(JNDIDirContextAdaptor.adapt(ctx));
+      final RootCfgClient root = mCtx.getRootConfiguration();
+      final LocalDBBackendCfgClient backend = (LocalDBBackendCfgClient) root.getBackend(backendName.getText());
+      final LocalDBVLVIndexCfgDefn provider = LocalDBVLVIndexCfgDefn.getInstance();
+      final LocalDBVLVIndexCfgClient index = backend.createLocalDBVLVIndex(provider, name.getText(), null);
 
       index.setFilter(filter.getText().trim());
       index.setSortOrder(getSortOrderStringValue(getSortOrder()));
@@ -387,16 +364,14 @@
       index.commit();
     }
 
-    /** {@inheritDoc} */
     @Override
     protected String getCommandLinePath()
     {
       return null;
     }
 
-    /** {@inheritDoc} */
     @Override
-    protected ArrayList<String> getCommandLineArguments()
+    protected List<String> getCommandLineArguments()
     {
       return new ArrayList<String>();
     }
@@ -413,7 +388,6 @@
       }
     }
 
-    /** {@inheritDoc} */
     @Override
     public void runTask()
     {
@@ -423,14 +397,12 @@
       try
       {
         updateConfiguration();
-        for (BackendDescriptor backend :
-          getInfo().getServerDescriptor().getBackends())
+        for (final BackendDescriptor backend : getInfo().getServerDescriptor().getBackends())
         {
           if (backend.getBackendID().equalsIgnoreCase(backendID))
           {
-            newIndex = new VLVIndexDescriptor(
-                indexName, backend, DN.valueOf(baseDN),
-                scope, filterValue, sortOrder, maxBlock);
+            newIndex =
+               new VLVIndexDescriptor(indexName, backend, DN.valueOf(baseDN), scope, filterValue, sortOrder, maxBlock);
             getInfo().registerModifiedIndex(newIndex);
             notifyConfigurationElementCreated(newIndex);
             break;
@@ -438,27 +410,25 @@
         }
         state = State.FINISHED_SUCCESSFULLY;
       }
-      catch (Throwable t)
+      catch (final Throwable t)
       {
         lastException = t;
         state = State.FINISHED_WITH_ERROR;
       }
     }
 
-    /** {@inheritDoc} */
     @Override
     public void postOperation()
     {
-      if ((lastException == null) && (state == State.FINISHED_SUCCESSFULLY) &&
-          (newIndex != null))
+      if (lastException == null && state == State.FINISHED_SUCCESSFULLY && newIndex != null)
       {
         rebuildIndexIfNecessary(newIndex, getProgressDialog());
       }
     }
 
-    private ArrayList<String> getDSConfigCommandLineArguments()
+    private List<String> getDSConfigCommandLineArguments()
     {
-      ArrayList<String> args = new ArrayList<String>();
+      final List<String> args = new ArrayList<String>();
       args.add("create-local-db-vlv-index");
       args.add("--backend-name");
       args.add(backendID);
@@ -469,16 +439,16 @@
       args.add(indexName);
 
       args.add("--set");
-      args.add("base-dn:"+baseDN);
+      args.add("base-dn:" + baseDN);
 
       args.add("--set");
-      args.add("filter:"+filterValue);
+      args.add("filter:" + filterValue);
 
       args.add("--set");
-      args.add("scope:"+scope);
+      args.add("scope:" + scope);
 
       args.add("--set");
-      args.add("sort-order:"+sortOrderStringValue);
+      args.add("sort-order:" + sortOrderStringValue);
 
       args.addAll(getConnectionCommandLineArguments());
       args.add(getNoPropertiesFileArgument());
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/VLVIndexPanel.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/VLVIndexPanel.java
index 405a7c8..8a99932 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/VLVIndexPanel.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/VLVIndexPanel.java
@@ -27,6 +27,7 @@
 
 package org.opends.guitools.controlpanel.ui;
 
+import static org.opends.guitools.controlpanel.util.Utilities.*;
 import static org.opends.messages.AdminToolMessages.*;
 
 import java.awt.Component;
@@ -93,16 +94,15 @@
 /**
  * The panel that displays an existing VLV index (it appears on the right of the
  * 'Manage Indexes' dialog).
- *
  */
 public class VLVIndexPanel extends AbstractVLVIndexPanel
 {
   private static final long serialVersionUID = 6333337497315464283L;
-  private JButton deleteIndex = Utilities.createButton(
-      INFO_CTRL_PANEL_DELETE_INDEX_LABEL.get());
-  private JButton saveChanges = Utilities.createButton(
-      INFO_CTRL_PANEL_SAVE_CHANGES_LABEL.get());
-  private JLabel warning = Utilities.createDefaultLabel();
+  private static final LocalizableMessage INDEX_MODIFIED = INFO_CTRL_PANEL_INDEX_MODIFIED_MESSAGE.get();
+
+  private final JButton deleteIndex = Utilities.createButton(INFO_CTRL_PANEL_DELETE_INDEX_LABEL.get());
+  private final JButton saveChanges = Utilities.createButton(INFO_CTRL_PANEL_SAVE_CHANGES_LABEL.get());
+  private final JLabel warning = Utilities.createDefaultLabel();
 
   private ScrollPaneBorderListener scrollListener;
 
@@ -110,47 +110,39 @@
 
   private boolean ignoreCheckSave;
 
-  private LocalizableMessage INDEX_MODIFIED =
-    INFO_CTRL_PANEL_INDEX_MODIFIED_MESSAGE.get();
-
-
   private VLVIndexDescriptor index;
 
-  /**
-   * Default constructor.
-   *
-   */
+  /** Default constructor. */
   public VLVIndexPanel()
   {
     super(null, null);
     createLayout();
   }
 
-  /** {@inheritDoc} */
+  @Override
   public LocalizableMessage getTitle()
   {
     return INFO_CTRL_PANEL_VLV_INDEX_PANEL_TITLE.get();
   }
 
-  /** {@inheritDoc} */
+  @Override
   public Component getPreferredFocusComponent()
   {
     return baseDN;
   }
 
-  /** {@inheritDoc} */
+  @Override
   public void configurationChanged(ConfigurationChangeEvent ev)
   {
     final ServerDescriptor desc = ev.getNewDescriptor();
     if (updateLayout(desc))
     {
-      updateErrorPaneIfAuthRequired(desc,
-          isLocal() ?
-          INFO_CTRL_PANEL_AUTHENTICATION_REQUIRED_FOR_VLV_INDEX_EDITING.get() :
-      INFO_CTRL_PANEL_CANNOT_CONNECT_TO_REMOTE_DETAILS.get(desc.getHostname()));
+      LocalizableMessage msg = isLocal() ? INFO_CTRL_PANEL_AUTHENTICATION_REQUIRED_FOR_VLV_INDEX_EDITING.get()
+                                         : INFO_CTRL_PANEL_CANNOT_CONNECT_TO_REMOTE_DETAILS.get(desc.getHostname());
+      updateErrorPaneIfAuthRequired(desc, msg);
       SwingUtilities.invokeLater(new Runnable()
       {
-        /** {@inheritDoc} */
+        @Override
         public void run()
         {
           checkSaveButton();
@@ -160,47 +152,46 @@
     }
   }
 
-  /** {@inheritDoc} */
+  @Override
   public void okClicked()
   {
   }
 
   /**
-   * Method used to know if there are unsaved changes or not.  It is used by
-   * the index selection listener when the user changes the selection.
+   * Method used to know if there are unsaved changes or not. It is used by the
+   * index selection listener when the user changes the selection.
+   *
    * @return <CODE>true</CODE> if there are unsaved changes (and so the
-   * selection of the index should be canceled) and <CODE>false</CODE>
-   * otherwise.
+   *         selection of the index should be canceled) and <CODE>false</CODE>
+   *         otherwise.
    */
   public boolean mustCheckUnsavedChanges()
   {
-    return (index != null) &&
-        saveChanges.isVisible() && saveChanges.isEnabled();
+    return index != null && saveChanges.isVisible() && saveChanges.isEnabled();
   }
 
   /**
    * Tells whether the user chose to save the changes in the panel, to not save
    * them or simply cancelled the selection in the tree.
+   *
    * @return the value telling whether the user chose to save the changes in the
-   * panel, to not save them or simply cancelled the selection change in the
-   * tree.
+   *         panel, to not save them or simply cancelled the selection change in
+   *         the tree.
    */
   public UnsavedChangesDialog.Result checkUnsavedChanges()
   {
     UnsavedChangesDialog.Result result;
-    UnsavedChangesDialog unsavedChangesDlg = new UnsavedChangesDialog(
-          Utilities.getParentDialog(this), getInfo());
+    final UnsavedChangesDialog unsavedChangesDlg = new UnsavedChangesDialog(getParentDialog(this), getInfo());
     unsavedChangesDlg.setMessage(INFO_CTRL_PANEL_UNSAVED_CHANGES_SUMMARY.get(),
-        INFO_CTRL_PANEL_UNSAVED_INDEX_CHANGES_DETAILS.get(index.getName()));
-    Utilities.centerGoldenMean(unsavedChangesDlg,
-          Utilities.getParentDialog(this));
+                                 INFO_CTRL_PANEL_UNSAVED_INDEX_CHANGES_DETAILS.get(index.getName()));
+    centerGoldenMean(unsavedChangesDlg, getParentDialog(this));
     unsavedChangesDlg.setVisible(true);
     result = unsavedChangesDlg.getResult();
     if (result == UnsavedChangesDialog.Result.SAVE)
     {
       saveIndex(false);
-      if ((newModifyTask == null) || // The user data is not valid
-          (newModifyTask.getState() != Task.State.FINISHED_SUCCESSFULLY))
+      if (newModifyTask == null
+       || newModifyTask.getState() != Task.State.FINISHED_SUCCESSFULLY) // The user data is not valid
       {
         result = UnsavedChangesDialog.Result.CANCEL;
       }
@@ -211,11 +202,9 @@
 
   private void checkSaveButton()
   {
-    if (!ignoreCheckSave && (index != null))
+    if (!ignoreCheckSave && index != null)
     {
-      saveChanges.setEnabled(
-          !authenticationRequired(getInfo().getServerDescriptor()) &&
-          isModified());
+      saveChanges.setEnabled(!authenticationRequired(getInfo().getServerDescriptor()) && isModified());
     }
   }
 
@@ -232,7 +221,7 @@
   private void createLayout()
   {
     GridBagConstraints gbc = new GridBagConstraints();
-    JPanel p = new JPanel(new GridBagLayout());
+    final JPanel p = new JPanel(new GridBagLayout());
     p.setOpaque(false);
     super.createBasicLayout(p, gbc, true);
     p.setBorder(new EmptyBorder(10, 10, 10, 10));
@@ -242,12 +231,11 @@
     gbc.fill = GridBagConstraints.BOTH;
     gbc.gridx = 0;
     gbc.gridy = 0;
-    JScrollPane scroll = Utilities.createBorderLessScrollBar(p);
-    scrollListener =
-      ScrollPaneBorderListener.createBottomBorderListener(scroll);
+    final JScrollPane scroll = Utilities.createBorderLessScrollBar(p);
+    scrollListener = ScrollPaneBorderListener.createBottomBorderListener(scroll);
     add(scroll, gbc);
 
-    gbc.gridy ++;
+    gbc.gridy++;
     gbc.gridx = 0;
     gbc.weightx = 1.0;
     gbc.weighty = 0.0;
@@ -262,8 +250,8 @@
     add(warning, gbc);
     Utilities.setWarningLabel(warning, INDEX_MODIFIED);
 
-    gbc.gridy ++;
-    JPanel buttonPanel = new JPanel(new GridBagLayout());
+    gbc.gridy++;
+    final JPanel buttonPanel = new JPanel(new GridBagLayout());
     buttonPanel.setOpaque(false);
     gbc.insets = new Insets(10, 10, 10, 10);
     add(buttonPanel, gbc);
@@ -278,7 +266,7 @@
     buttonPanel.add(deleteIndex, gbc);
     deleteIndex.addActionListener(new ActionListener()
     {
-      /** {@inheritDoc} */
+      @Override
       public void actionPerformed(ActionEvent ev)
       {
         deleteIndex();
@@ -294,44 +282,43 @@
     buttonPanel.add(saveChanges, gbc);
     saveChanges.addActionListener(new ActionListener()
     {
-      /** {@inheritDoc} */
+      @Override
       public void actionPerformed(ActionEvent ev)
       {
         saveIndex(false);
       }
     });
 
-    DocumentListener documentListener = new DocumentListener()
+    final DocumentListener documentListener = new DocumentListener()
     {
-      /** {@inheritDoc} */
+      @Override
       public void insertUpdate(DocumentEvent ev)
       {
         checkSaveButton();
       }
 
-      /** {@inheritDoc} */
+      @Override
       public void changedUpdate(DocumentEvent ev)
       {
         checkSaveButton();
       }
 
-      /** {@inheritDoc} */
+      @Override
       public void removeUpdate(DocumentEvent ev)
       {
         checkSaveButton();
       }
     };
 
-    ActionListener actionListener = new ActionListener()
+    final ActionListener actionListener = new ActionListener()
     {
-      /** {@inheritDoc} */
+      @Override
       public void actionPerformed(ActionEvent ev)
       {
         checkSaveButton();
       }
     };
 
-
     baseDNs.addActionListener(actionListener);
     baseObject.addActionListener(actionListener);
     singleLevel.addActionListener(actionListener);
@@ -340,19 +327,19 @@
     attributes.addActionListener(actionListener);
     sortOrder.getModel().addListDataListener(new ListDataListener()
     {
-      /** {@inheritDoc} */
+      @Override
       public void contentsChanged(ListDataEvent e)
       {
         checkSaveButton();
       }
 
-      /** {@inheritDoc} */
+      @Override
       public void intervalAdded(ListDataEvent e)
       {
         checkSaveButton();
       }
 
-      /** {@inheritDoc} */
+      @Override
       public void intervalRemoved(ListDataEvent e)
       {
         checkSaveButton();
@@ -367,38 +354,31 @@
 
   private void deleteIndex()
   {
-    ArrayList<LocalizableMessage> errors = new ArrayList<LocalizableMessage>();
-    ProgressDialog dlg = new ProgressDialog(
-        Utilities.createFrame(),
-        Utilities.getParentDialog(this),
-        INFO_CTRL_PANEL_DELETE_VLV_INDEX_TITLE.get(), getInfo());
-    ArrayList<AbstractIndexDescriptor> indexesToDelete =
-      new ArrayList<AbstractIndexDescriptor>();
+    final List<LocalizableMessage> errors = new ArrayList<LocalizableMessage>();
+    final ProgressDialog dlg = new ProgressDialog(
+        createFrame(), getParentDialog(this), INFO_CTRL_PANEL_DELETE_VLV_INDEX_TITLE.get(), getInfo());
+    final List<AbstractIndexDescriptor> indexesToDelete = new ArrayList<AbstractIndexDescriptor>();
     indexesToDelete.add(index);
-    DeleteIndexTask newTask = new DeleteIndexTask(getInfo(), dlg,
-        indexesToDelete);
-    for (Task task : getInfo().getTasks())
+    final DeleteIndexTask newTask = new DeleteIndexTask(getInfo(), dlg, indexesToDelete);
+    for (final Task task : getInfo().getTasks())
     {
       task.canLaunch(newTask, errors);
     }
+
     if (errors.isEmpty())
     {
-      String indexName = index.getName();
-      String backendName = index.getBackend().getBackendID();
-      if (displayConfirmationDialog(
-          INFO_CTRL_PANEL_CONFIRMATION_REQUIRED_SUMMARY.get(),
-          INFO_CTRL_PANEL_CONFIRMATION_VLV_INDEX_DELETE_DETAILS.get(indexName,
-              backendName)))
+      final String indexName = index.getName();
+      final String backendName = index.getBackend().getBackendID();
+      if (displayConfirmationDialog(INFO_CTRL_PANEL_CONFIRMATION_REQUIRED_SUMMARY.get(),
+                                    INFO_CTRL_PANEL_CONFIRMATION_VLV_INDEX_DELETE_DETAILS.get(indexName, backendName)))
       {
         launchOperation(newTask,
-            INFO_CTRL_PANEL_DELETING_VLV_INDEX_SUMMARY.get(),
-            INFO_CTRL_PANEL_DELETING_VLV_INDEX_COMPLETE.get(),
-            INFO_CTRL_PANEL_DELETING_VLV_INDEX_SUCCESSFUL.get(indexName,
-                backendName),
-            ERR_CTRL_PANEL_DELETING_VLV_INDEX_ERROR_SUMMARY.get(),
-            ERR_CTRL_PANEL_DELETING_VLV_INDEX_ERROR_DETAILS.get(indexName),
-            null,
-            dlg);
+                        INFO_CTRL_PANEL_DELETING_VLV_INDEX_SUMMARY.get(),
+                        INFO_CTRL_PANEL_DELETING_VLV_INDEX_COMPLETE.get(),
+                        INFO_CTRL_PANEL_DELETING_VLV_INDEX_SUCCESSFUL.get(indexName, backendName),
+                        ERR_CTRL_PANEL_DELETING_VLV_INDEX_ERROR_SUMMARY.get(),
+                        ERR_CTRL_PANEL_DELETING_VLV_INDEX_ERROR_DETAILS.get(indexName),
+                        null, dlg);
         dlg.setVisible(true);
       }
     }
@@ -415,32 +395,29 @@
     {
       return;
     }
-    List<LocalizableMessage> errors = checkErrors(false);
+    final List<LocalizableMessage> errors = checkErrors(false);
 
     if (errors.isEmpty())
     {
-      ProgressDialog dlg = new ProgressDialog(
-          Utilities.getFrame(this),
-          Utilities.getFrame(this),
-          INFO_CTRL_PANEL_MODIFYING_INDEX_TITLE.get(), getInfo());
+      final ProgressDialog dlg =
+          new ProgressDialog(getFrame(this), getFrame(this), INFO_CTRL_PANEL_MODIFYING_INDEX_TITLE.get(), getInfo());
       dlg.setModal(modal);
       newModifyTask = new ModifyVLVIndexTask(getInfo(), dlg);
-      for (Task task : getInfo().getTasks())
+      for (final Task task : getInfo().getTasks())
       {
         task.canLaunch(newModifyTask, errors);
       }
       if (errors.isEmpty() && checkIndexRequired())
       {
-        String indexName = index.getName();
-        String backendName = index.getBackend().getBackendID();
+        final String indexName = index.getName();
+        final String backendName = index.getBackend().getBackendID();
         launchOperation(newModifyTask,
-            INFO_CTRL_PANEL_MODIFYING_VLV_INDEX_SUMMARY.get(indexName),
-            INFO_CTRL_PANEL_MODIFYING_VLV_INDEX_COMPLETE.get(),
-            INFO_CTRL_PANEL_MODIFYING_VLV_INDEX_SUCCESSFUL.get(indexName, backendName),
-            ERR_CTRL_PANEL_MODIFYING_VLV_INDEX_ERROR_SUMMARY.get(),
-            ERR_CTRL_PANEL_MODIFYING_VLV_INDEX_ERROR_DETAILS.get(indexName),
-            null,
-            dlg);
+                        INFO_CTRL_PANEL_MODIFYING_VLV_INDEX_SUMMARY.get(indexName),
+                        INFO_CTRL_PANEL_MODIFYING_VLV_INDEX_COMPLETE.get(),
+                        INFO_CTRL_PANEL_MODIFYING_VLV_INDEX_SUCCESSFUL.get(indexName, backendName),
+                        ERR_CTRL_PANEL_MODIFYING_VLV_INDEX_ERROR_SUMMARY.get(),
+                        ERR_CTRL_PANEL_MODIFYING_VLV_INDEX_ERROR_DETAILS.get(indexName),
+                        null, dlg);
         saveChanges.setEnabled(false);
         dlg.setVisible(true);
       }
@@ -452,10 +429,11 @@
     }
   }
 
-
   /**
    * Updates the contents of the panel with the provided VLV index.
-   * @param index the VLV index descriptor to be used to update the panel.
+   *
+   * @param index
+   *          the VLV index descriptor to be used to update the panel.
    */
   public void update(VLVIndexDescriptor index)
   {
@@ -467,8 +445,8 @@
       updateBaseDNCombo(index.getBackend());
       backendName.setText(index.getBackend().getBackendID());
     }
-    String dn = Utilities.unescapeUtf8(index.getBaseDN().toString());
-    if (((DefaultComboBoxModel)baseDNs.getModel()).getIndexOf(dn) != -1)
+    final String dn = Utilities.unescapeUtf8(index.getBaseDN().toString());
+    if (((DefaultComboBoxModel) baseDNs.getModel()).getIndexOf(dn) != -1)
     {
       baseDN.setText("");
       baseDNs.setSelectedItem(dn);
@@ -478,27 +456,12 @@
       baseDN.setText(dn);
       baseDNs.setSelectedItem(OTHER_BASE_DN);
     }
-    switch (index.getScope())
-    {
-    case BASE_OBJECT:
-      baseObject.setSelected(true);
-      break;
-    case SINGLE_LEVEL:
-      singleLevel.setSelected(true);
-      break;
-    case SUBORDINATE_SUBTREE:
-      subordinateSubtree.setSelected(true);
-      break;
-    case WHOLE_SUBTREE:
-      wholeSubtree.setSelected(true);
-      break;
-    }
+    selectScopeRadioButton(index);
     filter.setText(index.getFilter());
 
     // Simulate a remove to update the attribute combo box and add them again.
-    int indexes[] = new int[sortOrderModel.getSize()];
-
-    for (int i=0; i<indexes.length; i++)
+    final int indexes[] = new int[sortOrderModel.getSize()];
+    for (int i = 0; i < indexes.length; i++)
     {
       indexes[i] = i;
     }
@@ -506,17 +469,14 @@
     remove.doClick();
 
     // The list is now empty and the attribute combo properly updated.
-    DefaultComboBoxModel model =
-      (DefaultComboBoxModel)attributes.getModel();
-    for (VLVSortOrder s : index.getSortOrder())
+    final DefaultComboBoxModel model = (DefaultComboBoxModel) attributes.getModel();
+    for (final VLVSortOrder s : index.getSortOrder())
     {
       sortOrderModel.addElement(s);
-      for (int i=0; i<model.getSize(); i++)
+      for (int i = 0; i < model.getSize(); i++)
       {
-        CategorizedComboBoxElement o =
-          (CategorizedComboBoxElement)model.getElementAt(i);
-        if ((o.getType() == CategorizedComboBoxElement.Type.REGULAR) &&
-            o.getValue().equals(s.getAttributeName()))
+        final CategorizedComboBoxElement o = (CategorizedComboBoxElement) model.getElementAt(i);
+        if (o.getType() == CategorizedComboBoxElement.Type.REGULAR && o.getValue().equals(s.getAttributeName()))
         {
           model.removeElementAt(i);
           break;
@@ -532,7 +492,7 @@
     {
       if (getInfo().mustReindex(index))
       {
-        Utilities.setWarningLabel(warning, INDEX_MODIFIED);
+        setWarningLabel(warning, INDEX_MODIFIED);
         warning.setVisible(true);
         warning.setVerticalTextPosition(SwingConstants.TOP);
       }
@@ -549,18 +509,34 @@
     scrollListener.updateBorder();
   }
 
+  private void selectScopeRadioButton(final VLVIndexDescriptor index)
+  {
+    switch (index.getScope())
+    {
+    case BASE_OBJECT:
+      baseObject.setSelected(true);
+      break;
+    case SINGLE_LEVEL:
+      singleLevel.setSelected(true);
+      break;
+    case SUBORDINATE_SUBTREE:
+      subordinateSubtree.setSelected(true);
+      break;
+    case WHOLE_SUBTREE:
+      wholeSubtree.setSelected(true);
+      break;
+    }
+  }
+
   private boolean isModified()
   {
     try
     {
-      return !index.getBaseDN().equals(DN.valueOf(getBaseDN())) ||
-      (getScope() != index.getScope()) ||
-      !filter.getText().trim().equals(index.getFilter()) ||
-      !getSortOrder().equals(index.getSortOrder()) ||
-      !String.valueOf(index.getMaxBlockSize()).equals(
-          maxBlockSize.getText().trim());
+      return !index.getBaseDN().equals(DN.valueOf(getBaseDN())) || index.getScope() != getScope()
+          || !index.getFilter().equals(filter.getText().trim()) || !index.getSortOrder().equals(getSortOrder())
+          || !Integer.toString(index.getMaxBlockSize()).equals(maxBlockSize.getText().trim());
     }
-    catch (OpenDsException odse)
+    catch (final OpenDsException odse)
     {
       // The base DN is not valid.  This means that the index has been modified.
       return true;
@@ -569,27 +545,29 @@
 
   /**
    * The task in charge of modifying the VLV index.
-   *
    */
   protected class ModifyVLVIndexTask extends Task
   {
-    private Set<String> backendSet;
-    private String indexName;
-    private String baseDN;
-    private String filterValue;
-    private Scope scope;
-    private List<VLVSortOrder> sortOrder;
-    private String backendID;
-    private String sortOrderStringValue;
-    private String ldif;
-    private VLVIndexDescriptor indexToModify;
-    private int maxBlock;
+    private final Set<String> backendSet;
+    private final String indexName;
+    private final String baseDN;
+    private final String filterValue;
+    private final Scope scope;
+    private final List<VLVSortOrder> sortOrder;
+    private final String backendID;
+    private final String sortOrderStringValue;
+    private final String ldif;
+    private final VLVIndexDescriptor indexToModify;
+    private final int maxBlock;
     private VLVIndexDescriptor modifiedIndex;
 
     /**
      * The constructor of the task.
-     * @param info the control panel info.
-     * @param dlg the progress dialog that shows the progress of the task.
+     *
+     * @param info
+     *          the control panel info.
+     * @param dlg
+     *          the progress dialog that shows the progress of the task.
      */
     public ModifyVLVIndexTask(ControlPanelInfo info, ProgressDialog dlg)
     {
@@ -608,28 +586,26 @@
       indexToModify = index;
     }
 
-    /** {@inheritDoc} */
+    @Override
     public Type getType()
     {
       return Type.MODIFY_INDEX;
     }
 
-    /** {@inheritDoc} */
+    @Override
     public Set<String> getBackends()
     {
       return backendSet;
     }
 
-    /** {@inheritDoc} */
+    @Override
     public LocalizableMessage getTaskDescription()
     {
-      return INFO_CTRL_PANEL_MODIFY_VLV_INDEX_TASK_DESCRIPTION.get(
-          indexName, backendID);
+      return INFO_CTRL_PANEL_MODIFY_VLV_INDEX_TASK_DESCRIPTION.get(indexName, backendID);
     }
 
-    /** {@inheritDoc} */
-    public boolean canLaunch(Task taskToBeLaunched,
-        Collection<LocalizableMessage> incompatibilityReasons)
+    @Override
+    public boolean canLaunch(Task taskToBeLaunched, Collection<LocalizableMessage> incompatibilityReasons)
     {
       boolean canLaunch = true;
       if (state == State.RUNNING && runningOnSameServer(taskToBeLaunched))
@@ -637,13 +613,11 @@
         // 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.
-        Set<String> backends =
-          new TreeSet<String>(taskToBeLaunched.getBackends());
+        final Set<String> backends = new TreeSet<String>(taskToBeLaunched.getBackends());
         backends.retainAll(getBackends());
         if (backends.size() > 0)
         {
-          incompatibilityReasons.add(getIncompatibilityMessage(this,
-              taskToBeLaunched));
+          incompatibilityReasons.add(getIncompatibilityMessage(this, taskToBeLaunched));
           canLaunch = false;
         }
       }
@@ -664,32 +638,30 @@
             DirectoryServer.deregisterBaseDN(DN.valueOf("cn=config"));
           }
           DirectoryServer.getInstance().initializeConfiguration(
-              org.opends.server.extensions.ConfigFileHandler.class.getName(),
-              ConfigReader.configFile);
+              org.opends.server.extensions.ConfigFileHandler.class.getName(), ConfigReader.configFile);
           getInfo().setMustDeregisterConfig(true);
         }
         else
         {
           SwingUtilities.invokeLater(new Runnable()
           {
+            @Override
             public void run()
             {
-              List<String> args = getObfuscatedCommandLineArguments(
-                  getDSConfigCommandLineArguments());
+              final List<String> args = getObfuscatedCommandLineArguments(getDSConfigCommandLineArguments());
               args.removeAll(getConfigCommandLineArguments());
-              printEquivalentCommandLine(getConfigCommandLineName(),
-                  args,
+              printEquivalentCommandLine(getConfigCommandLineName(), args,
                   INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_MODIFY_VLV_INDEX.get());
             }
           });
         }
         SwingUtilities.invokeLater(new Runnable()
         {
+          @Override
           public void run()
           {
             getProgressDialog().appendProgressHtml(
-                Utilities.getProgressWithPoints(
-                    INFO_CTRL_PANEL_MODIFYING_VLV_INDEX_PROGRESS.get(indexName),
+                Utilities.getProgressWithPoints(INFO_CTRL_PANEL_MODIFYING_VLV_INDEX_PROGRESS.get(indexName),
                     ColorAndFontConstants.progressFont));
           }
         });
@@ -706,10 +678,10 @@
         SwingUtilities.invokeLater(new Runnable()
         {
           /** {@inheritDoc} */
+          @Override
           public void run()
           {
-            getProgressDialog().appendProgressHtml(
-                Utilities.getProgressDone(ColorAndFontConstants.progressFont));
+            getProgressDialog().appendProgressHtml(Utilities.getProgressDone(ColorAndFontConstants.progressFont));
           }
         });
       }
@@ -717,8 +689,7 @@
       {
         if (configHandlerUpdated)
         {
-          DirectoryServer.getInstance().initializeConfiguration(
-              ConfigReader.configClassName, ConfigReader.configFile);
+          DirectoryServer.getInstance().initializeConfiguration(ConfigReader.configClassName, ConfigReader.configFile);
           getInfo().startPooling();
         }
       }
@@ -730,19 +701,15 @@
       try
       {
         ldifImportConfig = new LDIFImportConfig(new StringReader(ldif));
-        LDIFReader reader = new LDIFReader(ldifImportConfig);
-        Entry newConfigEntry = reader.readEntry();
-        Entry oldEntry = DirectoryServer.getConfigEntry(
-            newConfigEntry.getName()).getEntry();
-        DirectoryServer.getConfigHandler().replaceEntry(oldEntry,
-            newConfigEntry,
-            null);
+        final LDIFReader reader = new LDIFReader(ldifImportConfig);
+        final Entry newConfigEntry = reader.readEntry();
+        final Entry oldEntry = DirectoryServer.getConfigEntry(newConfigEntry.getName()).getEntry();
+        DirectoryServer.getConfigHandler().replaceEntry(oldEntry, newConfigEntry, null);
         DirectoryServer.getConfigHandler().writeUpdatedConfig();
       }
-      catch (IOException ioe)
+      catch (final IOException ioe)
       {
-        throw new OfflineUpdateException(
-            ERR_CTRL_PANEL_ERROR_UPDATING_CONFIGURATION.get(ioe), ioe);
+        throw new OfflineUpdateException(ERR_CTRL_PANEL_ERROR_UPDATING_CONFIGURATION.get(ioe), ioe);
       }
       finally
       {
@@ -755,40 +722,43 @@
 
     /**
      * Modifies index using the provided connection.
-     * @param ctx the connection to be used to update the index configuration.
-     * @throws OpenDsException if there is an error updating the server.
+     *
+     * @param ctx
+     *          the connection to be used to update the index configuration.
+     * @throws OpenDsException
+     *           if there is an error updating the server.
      */
     private void modifyIndex(InitialLdapContext ctx) throws OpenDsException
     {
       final StringBuilder sb = new StringBuilder();
       sb.append(getConfigCommandLineName());
-      Collection<String> args =
-        getObfuscatedCommandLineArguments(getDSConfigCommandLineArguments());
-      for (String arg : args)
+      final Collection<String> args = getObfuscatedCommandLineArguments(getDSConfigCommandLineArguments());
+      for (final String arg : args)
       {
         sb.append(" ");
         sb.append(CommandBuilder.escapeValue(arg));
       }
 
-      ManagementContext mCtx = LDAPManagementContext.createFromContext(
-          JNDIDirContextAdaptor.adapt(ctx));
-      RootCfgClient root = mCtx.getRootConfiguration();
-      LocalDBBackendCfgClient backend =
-        (LocalDBBackendCfgClient)root.getBackend(backendID);
-      LocalDBVLVIndexCfgClient index = backend.getLocalDBVLVIndex(indexName);
-      DN b = DN.valueOf(baseDN);
+      final ManagementContext mCtx = LDAPManagementContext.createFromContext(JNDIDirContextAdaptor.adapt(ctx));
+      final RootCfgClient root = mCtx.getRootConfiguration();
+      final LocalDBBackendCfgClient backend = (LocalDBBackendCfgClient) root.getBackend(backendID);
+      final LocalDBVLVIndexCfgClient index = backend.getLocalDBVLVIndex(indexName);
+      final DN b = DN.valueOf(baseDN);
       if (!indexToModify.getBaseDN().equals(b))
       {
         index.setBaseDN(b);
       }
+
       if (!indexToModify.getFilter().equals(filterValue))
       {
         index.setFilter(filterValue);
       }
+
       if (indexToModify.getScope() != scope)
       {
         index.setScope(scope);
       }
+
       if (!indexToModify.getSortOrder().equals(sortOrder))
       {
         index.setSortOrder(sortOrderStringValue);
@@ -796,13 +766,13 @@
       index.commit();
     }
 
-    /** {@inheritDoc} */
+    @Override
     protected String getCommandLinePath()
     {
       return null;
     }
 
-    /** {@inheritDoc} */
+    @Override
     protected ArrayList<String> getCommandLineArguments()
     {
       return new ArrayList<String>();
@@ -817,7 +787,7 @@
       return null;
     }
 
-    /** {@inheritDoc} */
+    @Override
     public void runTask()
     {
       state = State.RUNNING;
@@ -826,32 +796,31 @@
       try
       {
         updateConfiguration();
-        modifiedIndex = new VLVIndexDescriptor(
-            indexName, indexToModify.getBackend(), DN.valueOf(baseDN),
-            scope, filterValue, sortOrder, maxBlock);
+        modifiedIndex =
+            new VLVIndexDescriptor(indexName, indexToModify.getBackend(), DN.valueOf(baseDN), scope, filterValue,
+                sortOrder, maxBlock);
         getInfo().registerModifiedIndex(modifiedIndex);
         state = State.FINISHED_SUCCESSFULLY;
       }
-      catch (Throwable t)
+      catch (final Throwable t)
       {
         lastException = t;
         state = State.FINISHED_WITH_ERROR;
       }
     }
 
-    /** {@inheritDoc} */
     @Override
     public void postOperation()
     {
-      if ((lastException == null) && (state == State.FINISHED_SUCCESSFULLY))
+      if (lastException == null && state == State.FINISHED_SUCCESSFULLY)
       {
         rebuildIndexIfNecessary(modifiedIndex, getProgressDialog());
       }
     }
 
-    private ArrayList<String> getDSConfigCommandLineArguments()
+    private List<String> getDSConfigCommandLineArguments()
     {
-      ArrayList<String> args = new ArrayList<String>();
+      final List<String> args = new ArrayList<String>();
       args.add("set-local-db-vlv-index-prop");
       args.add("--backend-name");
       args.add(backendID);
@@ -861,33 +830,33 @@
 
       try
       {
-        DN b = DN.valueOf(baseDN);
+        final DN b = DN.valueOf(baseDN);
         if (!indexToModify.getBaseDN().equals(b))
         {
           args.add("--set");
-          args.add("base-dn:"+baseDN);
+          args.add("base-dn:" + baseDN);
         }
       }
-      catch (OpenDsException odse)
+      catch (final OpenDsException odse)
       {
-        throw new RuntimeException("Unexpected error parsing DN "+
-            getBaseDN()+": "+odse, odse);
+        throw new RuntimeException("Unexpected error parsing DN " + getBaseDN() + ": " + odse, odse);
       }
+
       if (indexToModify.getScope() != scope)
       {
         args.add("--set");
-        args.add("scope:"+scope);
+        args.add("scope:" + scope);
       }
       if (!indexToModify.getFilter().equals(filterValue))
       {
         args.add("--set");
-        args.add("filter:"+filterValue);
+        args.add("filter:" + filterValue);
       }
 
       if (!indexToModify.getSortOrder().equals(sortOrder))
       {
         args.add("--set");
-        args.add("sort-order:"+sortOrderStringValue);
+        args.add("sort-order:" + sortOrderStringValue);
       }
 
       args.addAll(getConnectionCommandLineArguments());

--
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