From 2e6906d5546cbbeee28692bb39459830714e2044 Mon Sep 17 00:00:00 2001
From: Nicolas Capponi <nicolas.capponi@forgerock.com>
Date: Fri, 01 Jul 2016 13:46:08 +0000
Subject: [PATCH] OPENDJ-3038 Remove SomeSchemaElement class

---
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/BrowseSchemaPanel.java          |   16 
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/DeleteSchemaElementsTask.java |   47 +-
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/CustomObjectClassPanel.java     |    4 
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/datamodel/ServerDescriptor.java    |    5 
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/ModifyAttributeTask.java      |    3 
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/AbstractVLVIndexPanel.java      |    4 
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/StandardObjectClassPanel.java   |    6 
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/util/Utilities.java                |  157 +++++++++++
 /dev/null                                                                                              |  271 --------------------
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/NewSchemaElementsTask.java    |  238 ++++--------------
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/StandardAttributePanel.java     |    4 
 opendj-server-legacy/src/main/java/org/opends/server/schema/ServerSchemaElement.java                   |   10 
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/NewIndexPanel.java              |    4 
 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/CustomAttributePanel.java       |    4 
 14 files changed, 268 insertions(+), 505 deletions(-)

diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/datamodel/ServerDescriptor.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/datamodel/ServerDescriptor.java
index d020e1c..54a31c8 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/datamodel/ServerDescriptor.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/datamodel/ServerDescriptor.java
@@ -32,6 +32,7 @@
 import org.forgerock.opendj.ldap.schema.ObjectClass;
 import org.opends.guitools.controlpanel.util.ConfigFromDirContext;
 import org.opends.quicksetup.UserData;
+import org.opends.server.schema.ServerSchemaElement;
 import org.opends.server.tools.tasks.TaskEntry;
 import org.opends.server.types.Schema;
 
@@ -607,8 +608,8 @@
         && attr1.isOperational() == attr2.isOperational()
         && attr1.isSingleValue() == attr2.isSingleValue()
         && areEqual(attr1.getApproximateMatchingRule(), attr2.getApproximateMatchingRule())
-        && areEqual(new SomeSchemaElement(attr1).getDefinitionWithFileName(),
-            new SomeSchemaElement(attr2).getDefinitionWithFileName())
+        && areEqual(new ServerSchemaElement(attr1).getDefinitionWithFileName(),
+            new ServerSchemaElement(attr2).getDefinitionWithFileName())
         && areEqual(attr1.getDescription(), attr2.getDescription())
         && areEqual(attr1.getEqualityMatchingRule(), attr2.getEqualityMatchingRule())
         && areEqual(attr1.getOrderingMatchingRule(), attr2.getOrderingMatchingRule())
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/datamodel/SomeSchemaElement.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/datamodel/SomeSchemaElement.java
deleted file mode 100644
index 992941b..0000000
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/datamodel/SomeSchemaElement.java
+++ /dev/null
@@ -1,271 +0,0 @@
-/*
- * The contents of this file are subject to the terms of the Common Development and
- * Distribution License (the License). You may not use this file except in compliance with the
- * License.
- *
- * You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the
- * specific language governing permission and limitations under the License.
- *
- * When distributing Covered Software, include this CDDL Header Notice in each file and include
- * the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL
- * Header, with the fields enclosed by brackets [] replaced by your own identifying
- * information: "Portions Copyright [year] [name of copyright owner]".
- *
- * Copyright 2015-2016 ForgeRock AS.
- */
-package org.opends.guitools.controlpanel.datamodel;
-
-import java.util.Arrays;
-import java.util.List;
-import java.util.Map;
-
-import org.forgerock.opendj.ldap.schema.AttributeType;
-import org.forgerock.opendj.ldap.schema.ObjectClass;
-import org.forgerock.opendj.ldap.schema.Schema;
-import org.forgerock.opendj.ldap.schema.SchemaBuilder;
-import org.forgerock.opendj.ldap.schema.SchemaElement;
-import org.opends.server.config.ConfigConstants;
-import org.opends.server.core.ServerContext;
-import org.opends.server.schema.ServerSchemaElement;
-import org.opends.server.util.RemoveOnceSDKSchemaIsUsed;
-
-/**
- * Represents a schema element which is either an attribute type or an object class.
- * <p>
- * Allows to share the methods getOID(), getNameOrOID(), getNames() and a setter on extra properties.
- */
-@RemoveOnceSDKSchemaIsUsed("Some retrieval methods can be provided by ServerSchemaElement class. Others are only" +
- "necessary for the control panel code, including the setter methods: specific control panel class could handle it.")
-public class SomeSchemaElement implements SchemaElement
-{
-  private ObjectClass objectClass;
-  private AttributeType attributeType;
-  private ServerSchemaElement element;
-
-  /**
-   * Builds SomeSchemaElement.
-   *
-   * @param objectClass
-   *          the common schema element to wrap
-   */
-  public SomeSchemaElement(ObjectClass objectClass)
-  {
-    this.objectClass = objectClass;
-    this.attributeType = null;
-  }
-
-  /**
-   * Builds SomeSchemaElement.
-   *
-   * @param attributeType
-   *          the attribute type element to wrap
-   */
-  public SomeSchemaElement(AttributeType attributeType)
-  {
-    this.objectClass = null;
-    this.attributeType = attributeType;
-  }
-
-  /**
-   * Returns the wrapped schema element as an object class.
-   *
-   * @return the wrapped object class
-   */
-  public ObjectClass getObjectClass()
-  {
-    return objectClass;
-  }
-
-  /**
-   * Returns the wrapped schema element as an attribute type.
-   *
-   * @return the wrapped attribute type
-   */
-  public AttributeType getAttributeType()
-  {
-    return attributeType;
-  }
-
-  /**
-   * Returns whether the wrapped element is an attribute type.
-   *
-   * @return {@code true} when the wrapped element is an attribute type, {@code false} otherwise
-   */
-  public boolean isAttributeType()
-  {
-    return attributeType != null;
-  }
-
-  private ServerSchemaElement asServerSchemaElement()
-  {
-    if (element == null)
-    {
-      element = attributeType != null ? new ServerSchemaElement(attributeType) : new ServerSchemaElement(objectClass);
-    }
-    return element;
-  }
-
-  /**
-   * Returns the OID of the wrapped element.
-   *
-   * @return the OID of the wrapped element.
-   */
-  public String getOID()
-  {
-    return attributeType != null ? attributeType.getOID() : objectClass.getOID();
-  }
-
-  /**
-   * Returns the name or OID of the wrapped element.
-   *
-   * @return the name or OID of the wrapped element.
-   */
-  public String getNameOrOID()
-  {
-    return attributeType != null ? attributeType.getNameOrOID() : objectClass.getNameOrOID();
-  }
-
-  /**
-   * Returns the names of the wrapped element.
-   *
-   * @return the names of the wrapped element.
-   */
-  public Iterable<String> getNames()
-  {
-    return attributeType != null ? attributeType.getNames() : objectClass.getNames();
-  }
-
-  @Override
-  public String getDescription()
-  {
-    return asServerSchemaElement().getDescription();
-  }
-
-  @Override
-  public Map<String, List<String>> getExtraProperties()
-  {
-    return asServerSchemaElement().getExtraProperties();
-  }
-
-  @Override
-  public String toString()
-  {
-    return asServerSchemaElement().toString();
-  }
-
-  /**
-   * Retrieves the definition string used to create this attribute
-   * type and including the X-SCHEMA-FILE extension.
-   *
-   * @return  The definition string used to create this attribute
-   *          type including the X-SCHEMA-FILE extension.
-   */
-  public String getDefinitionWithFileName()
-  {
-    return asServerSchemaElement().getDefinitionWithFileName();
-  }
-
-  /**
-   * Returns the name of the schema file that contains the definition of the wrapped element.
-   *
-   * @return the name of the schema file that contains the definition of the wrapped element.
-   */
-  public String getSchemaFile()
-  {
-    return asServerSchemaElement().getSchemaFile();
-  }
-
-  /**
-   * Returns the origin of the provided schema element.
-   * @return the origin of the provided schema element.
-   */
-  public String getOrigin()
-  {
-    return asServerSchemaElement().getOrigin();
-  }
-
-  /**
-   * Returns the attribute name of the wrapped element.
-   * <p>
-   * This corresponds to the attribute name in the schema entry that corresponds to the provided
-   * schema element.
-   *
-   * @return the attribute name of the wrapped element.
-   */
-  public String getAttributeName()
-  {
-    return attributeType != null ? ConfigConstants.ATTR_ATTRIBUTE_TYPES : ConfigConstants.ATTR_OBJECTCLASSES;
-  }
-
-  /**
-   * Sets a single-valued extra property on the wrapped element.
-   *
-   * @param serverContext
-   *          the server context
-   * @param property
-   *          the property to set
-   * @param value
-   *          the value to set
-   */
-  public void setExtraPropertySingleValue(ServerContext serverContext, String property, String value)
-  {
-    List<String> values = value != null ? Arrays.asList(value) : null;
-    setExtraPropertyMultipleValues(serverContext, property, values);
-  }
-
-  /**
-   * Sets a multi-valued extra property on the wrapped element.
-   *
-   * @param serverContext
-   *          the server context
-   * @param property
-   *          the property to set
-   * @param values
-   *          the values to set
-   */
-  public void setExtraPropertyMultipleValues(ServerContext serverContext, String property, List<String> values)
-  {
-    Schema schemaNG = serverContext != null ? serverContext.getSchemaNG() : Schema.getDefaultSchema();
-    SchemaBuilder schemaBuilder = new SchemaBuilder(schemaNG);
-    if (attributeType != null)
-    {
-      AttributeType.Builder builder =
-          schemaBuilder.buildAttributeType(attributeType).removeExtraProperty(property, (String) null);
-      if (values != null  && !values.isEmpty())
-      {
-        builder.extraProperties(property, values);
-      }
-      attributeType = builder.addToSchemaOverwrite().toSchema().getAttributeType(attributeType.getNameOrOID());
-    }
-    else
-    {
-      ObjectClass.Builder builder =
-          schemaBuilder.buildObjectClass(objectClass).removeExtraProperty(property, (String) null);
-      if (values != null && !values.isEmpty())
-      {
-        builder.extraProperties(property, values);
-      }
-      objectClass = builder.addToSchemaOverwrite().toSchema().getObjectClass(objectClass.getNameOrOID());
-    }
-  }
-
-  /**
-   * Returns a copy of the provided attribute type, changing the superior attribute type.
-   *
-   * @param attributeType
-   *          the attribute type for which a modified copy must be built
-   * @param newSuperiorType
-   *          the new superior attribute type to set, {@code null} means remove the superior type
-   * @return an attribute type builder to build an updated copy of the provided attribute type
-   */
-  public static AttributeType changeSuperiorType(AttributeType attributeType, AttributeType newSuperiorType)
-  {
-    String superiorTypeOID = newSuperiorType != null ? newSuperiorType.getNameOrOID() : null;
-    Schema schema = new SchemaBuilder()
-      .buildAttributeType(attributeType)
-      .superiorType(superiorTypeOID)
-      .addToSchemaOverwrite()
-      .toSchema();
-    return schema.getAttributeType(attributeType.getNameOrOID());
-  }
-}
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/DeleteSchemaElementsTask.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/DeleteSchemaElementsTask.java
index 83061ff..db28e62 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/DeleteSchemaElementsTask.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/DeleteSchemaElementsTask.java
@@ -16,6 +16,7 @@
  */
 package org.opends.guitools.controlpanel.task;
 
+import static org.opends.guitools.controlpanel.util.Utilities.*;
 import static org.opends.messages.AdminToolMessages.*;
 import static org.opends.server.types.ExistingFileBehavior.*;
 import static org.opends.server.util.SchemaUtils.*;
@@ -46,12 +47,12 @@
 import org.forgerock.opendj.ldap.schema.SchemaBuilder;
 import org.forgerock.opendj.ldap.schema.SchemaElement;
 import org.opends.guitools.controlpanel.datamodel.ControlPanelInfo;
-import org.opends.guitools.controlpanel.datamodel.SomeSchemaElement;
 import org.opends.guitools.controlpanel.ui.ColorAndFontConstants;
 import org.opends.guitools.controlpanel.ui.ProgressDialog;
 import org.opends.guitools.controlpanel.util.Utilities;
 import org.opends.server.config.ConfigConstants;
 import org.opends.server.core.DirectoryServer;
+import org.opends.server.schema.ServerSchemaElement;
 import org.opends.server.types.Attributes;
 import org.opends.server.types.Entry;
 import org.opends.server.types.LDIFExportConfig;
@@ -221,14 +222,14 @@
     int numberDeleted = 0;
     for (ObjectClass objectClass : ocsToDelete)
     {
-      final SomeSchemaElement element = new SomeSchemaElement(objectClass);
+      final ServerSchemaElement element = new ServerSchemaElement(objectClass);
       deleteSchemaElement(element, numberDeleted, totalNumber, INFO_CTRL_PANEL_DELETING_OBJECTCLASS);
       numberDeleted++;
     }
 
     for (AttributeType attribute : attrsToDelete)
     {
-      final SomeSchemaElement element = new SomeSchemaElement(attribute);
+      final ServerSchemaElement element = new ServerSchemaElement(attribute);
       deleteSchemaElement(element, numberDeleted, totalNumber, INFO_CTRL_PANEL_DELETING_ATTRIBUTE);
       numberDeleted++;
     }
@@ -255,7 +256,7 @@
     }
   }
 
-  private void deleteSchemaElement(final SomeSchemaElement element, final int numberDeleted, final int totalNumber,
+  private void deleteSchemaElement(final ServerSchemaElement element, final int numberDeleted, final int totalNumber,
       final Arg1<Object> deletingElementMsg) throws OnlineUpdateException, OpenDsException
   {
     SwingUtilities.invokeLater(new Runnable()
@@ -271,7 +272,8 @@
         printEquivalentCommandToDelete(element);
         getProgressDialog().appendProgressHtml(
             Utilities.getProgressWithPoints(
-                deletingElementMsg.get(element.getNameOrOID()), ColorAndFontConstants.progressFont));
+                deletingElementMsg.get(getElementNameOrOID(element)),
+                ColorAndFontConstants.progressFont));
       }
     });
 
@@ -279,7 +281,7 @@
     {
       try
       {
-        BasicAttribute attr = new BasicAttribute(element.getAttributeName());
+        BasicAttribute attr = new BasicAttribute(getAttributeConfigName(element));
         attr.add(getSchemaFileAttributeValue(element));
         ModificationItem mod = new ModificationItem(DirContext.REMOVE_ATTRIBUTE, attr);
         getInfo().getConnection().getLdapContext().modifyAttributes(
@@ -315,7 +317,7 @@
    * @param schemaElement the schema element to be deleted.
    * @throws OpenDsException if an error occurs.
    */
-  private void updateSchemaFile(SomeSchemaElement schemaElement) throws OpenDsException
+  private void updateSchemaFile(ServerSchemaElement schemaElement) throws OpenDsException
   {
     String schemaFile = getSchemaFile(schemaElement);
 
@@ -325,8 +327,7 @@
       Entry schemaEntry = reader.readEntry();
 
       Modification mod = new Modification(ModificationType.DELETE,
-          Attributes.create(
-              schemaElement.getAttributeName(),
+          Attributes.create(getAttributeConfigName(schemaElement),
               getSchemaFileAttributeValue(schemaElement)));
       schemaEntry.applyModification(mod);
       try (LDIFWriter writer = new LDIFWriter(exportConfig))
@@ -347,7 +348,7 @@
    * @param element the schema element.
    * @return the schema file for a given schema element.
    */
-  private String getSchemaFile(SomeSchemaElement element)
+  private String getSchemaFile(ServerSchemaElement element)
   {
     String schemaFile = element.getSchemaFile();
     if (schemaFile == null)
@@ -369,7 +370,7 @@
    * @param element the schema element.
    * @return the value in the schema file for the provided element.
    */
-  private String getSchemaFileAttributeValue(SomeSchemaElement element)
+  private String getSchemaFileAttributeValue(ServerSchemaElement element)
   {
     return element.toString();
   }
@@ -379,10 +380,10 @@
    * progress dialog.
    * @param element the schema element to be deleted.
    */
-  private void printEquivalentCommandToDelete(SomeSchemaElement element)
+  private void printEquivalentCommandToDelete(ServerSchemaElement element)
   {
     String schemaFile = getSchemaFile(element);
-    String attrName = element.getAttributeName();
+    String attrName = getAttributeConfigName(element);
     String attrValue = getSchemaFileAttributeValue(element);
 
     String msg;
@@ -412,22 +413,24 @@
     getProgressDialog().appendProgressHtml(Utilities.applyFont(msg, ColorAndFontConstants.progressFont));
   }
 
-  private LocalizableMessage getEquivalentCommandOfflineMsg(SomeSchemaElement element, String schemaFile)
+  private LocalizableMessage getEquivalentCommandOfflineMsg(ServerSchemaElement element, String schemaFile)
   {
-    if (element.isAttributeType())
+    String nameOrOID = getElementNameOrOID(element);
+    if (isAttributeType(element))
     {
-      return INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_DELETE_ATTRIBUTE_OFFLINE.get(element.getNameOrOID(), schemaFile);
+      return INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_DELETE_ATTRIBUTE_OFFLINE.get(nameOrOID, schemaFile);
     }
-    return INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_DELETE_OBJECTCLASS_OFFLINE.get(element.getNameOrOID(), schemaFile);
+    return INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_DELETE_OBJECTCLASS_OFFLINE.get(nameOrOID, schemaFile);
   }
 
-  private LocalizableMessage getEquivalentCommandOnlineMsg(SomeSchemaElement element)
+  private LocalizableMessage getEquivalentCommandOnlineMsg(ServerSchemaElement element)
   {
-    if (element.isAttributeType())
+    String nameOrOID = getElementNameOrOID(element);
+    if (isAttributeType(element))
     {
-      return INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_DELETE_ATTRIBUTE_ONLINE.get(element.getNameOrOID());
+      return INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_DELETE_ATTRIBUTE_ONLINE.get(nameOrOID);
     }
-    return INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_DELETE_OBJECTCLASS_ONLINE.get(element.getNameOrOID());
+    return INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_DELETE_OBJECTCLASS_ONLINE.get(nameOrOID);
   }
 
   private AttributeType getAttributeToAdd(AttributeType attrToDelete)
@@ -444,7 +447,7 @@
     if (isSuperior)
     {
        // get a new attribute without the superior type
-       return SomeSchemaElement.changeSuperiorType(attrToDelete, null);
+       return updateAttributeTypeWithNewSuperiorType(attrToDelete, null);
     }
     else
     {
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/ModifyAttributeTask.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/ModifyAttributeTask.java
index 18d74ab..28b19e7 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/ModifyAttributeTask.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/ModifyAttributeTask.java
@@ -36,7 +36,6 @@
 import org.forgerock.opendj.ldap.schema.ObjectClass;
 import org.forgerock.opendj.ldap.schema.SchemaBuilder;
 import org.opends.guitools.controlpanel.datamodel.ControlPanelInfo;
-import org.opends.guitools.controlpanel.datamodel.SomeSchemaElement;
 import org.opends.guitools.controlpanel.ui.ColorAndFontConstants;
 import org.opends.guitools.controlpanel.ui.ProgressDialog;
 import org.opends.guitools.controlpanel.util.Utilities;
@@ -149,7 +148,7 @@
     else if (oldAttribute.equals(attrToDelete.getSuperiorType()))
     {
       // get a new attribute with the new superior type
-      return SomeSchemaElement.changeSuperiorType(attrToDelete, newAttribute);
+      return Utilities.updateAttributeTypeWithNewSuperiorType(attrToDelete, newAttribute);
     }
     else
     {
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/NewSchemaElementsTask.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/NewSchemaElementsTask.java
index 84a4350..c844e09 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/NewSchemaElementsTask.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/task/NewSchemaElementsTask.java
@@ -16,9 +16,11 @@
  */
 package org.opends.guitools.controlpanel.task;
 
+
 import static org.forgerock.opendj.ldap.ModificationType.*;
 import static org.forgerock.util.Utils.*;
 import static org.opends.messages.AdminToolMessages.*;
+import static org.opends.guitools.controlpanel.util.Utilities.*;
 
 import java.io.File;
 import java.util.ArrayList;
@@ -40,15 +42,14 @@
 
 import org.forgerock.i18n.LocalizableMessage;
 import org.forgerock.opendj.ldap.schema.AttributeType;
-import org.forgerock.opendj.ldap.schema.MatchingRule;
 import org.forgerock.opendj.ldap.schema.ObjectClass;
 import org.opends.guitools.controlpanel.datamodel.ControlPanelInfo;
-import org.opends.guitools.controlpanel.datamodel.SomeSchemaElement;
 import org.opends.guitools.controlpanel.ui.ColorAndFontConstants;
 import org.opends.guitools.controlpanel.ui.ProgressDialog;
 import org.opends.guitools.controlpanel.util.Utilities;
 import org.opends.server.config.ConfigConstants;
 import org.opends.server.core.DirectoryServer;
+import org.opends.server.schema.ServerSchemaElement;
 import org.opends.server.types.Attribute;
 import org.opends.server.types.Attributes;
 import org.opends.server.types.DirectoryException;
@@ -61,7 +62,6 @@
 import org.opends.server.util.LDIFReader;
 import org.opends.server.util.LDIFWriter;
 import org.opends.server.util.ServerConstants;
-import org.opends.server.util.StaticUtils;
 
 /**
  * An abstract class used to re-factor some code between the different tasks
@@ -169,12 +169,12 @@
     }
   }
 
-  private List<String> getElementsNameOrOID(final Collection<SomeSchemaElement> schemaElements)
+  private List<String> getElementsNameOrOID(final Collection<ServerSchemaElement> schemaElements)
   {
     final List<String> nameOrOIDs = new ArrayList<>();
-    for (SomeSchemaElement schemaElement : schemaElements)
+    for (ServerSchemaElement schemaElement : schemaElements)
     {
-      nameOrOIDs.add(schemaElement.getNameOrOID());
+      nameOrOIDs.add(getElementNameOrOID(schemaElement));
     }
     return nameOrOIDs;
   }
@@ -245,8 +245,8 @@
   private void updateSchemaOffline() throws OpenDsException
   {
     // Group the changes in the same schema file.
-    final Map<String, List<SomeSchemaElement>> mapAttrs = copy(attributeTypesToSchemaElements(attrsToAdd));
-    final Map<String, List<SomeSchemaElement>> mapClasses = copy(objectClassesToSchemaElements(ocsToAdd));
+    final Map<String, List<ServerSchemaElement>> mapAttrs = copy(attributeTypesToSchemaElements(attrsToAdd));
+    final Map<String, List<ServerSchemaElement>> mapClasses = copy(objectClassesToSchemaElements(ocsToAdd));
     final Set<String> allFileNames = new LinkedHashSet<>(mapAttrs.keySet());
     allFileNames.addAll(mapClasses.keySet());
 
@@ -264,23 +264,23 @@
     }
   }
 
-  private List<SomeSchemaElement> get(Map<String, List<SomeSchemaElement>> hmElems, String fileName)
+  private List<ServerSchemaElement> get(Map<String, List<ServerSchemaElement>> hmElems, String fileName)
   {
-    List<SomeSchemaElement> elems = hmElems.get(fileName);
-    return elems != null ? elems : Collections.<SomeSchemaElement> emptyList();
+    List<ServerSchemaElement> elems = hmElems.get(fileName);
+    return elems != null ? elems : Collections.<ServerSchemaElement> emptyList();
   }
 
-  private Map<String, List<SomeSchemaElement>> copy(Set<SomeSchemaElement> elemsToAdd)
+  private Map<String, List<ServerSchemaElement>> copy(Set<ServerSchemaElement> elemsToAdd)
   {
-    Map<String, List<SomeSchemaElement>> hmElems = new LinkedHashMap<>();
-    for (SomeSchemaElement elem : elemsToAdd)
+    Map<String, List<ServerSchemaElement>> hmElems = new LinkedHashMap<>();
+    for (ServerSchemaElement elem : elemsToAdd)
     {
       String fileName = elem.getSchemaFile();
       if (fileName == null)
       {
         fileName = "";
       }
-      List<SomeSchemaElement> elems = hmElems.get(fileName);
+      List<ServerSchemaElement> elems = hmElems.get(fileName);
       if (elems == null)
       {
         elems = new ArrayList<>();
@@ -293,17 +293,17 @@
 
   private void addAttributeOnline(final AttributeType attribute) throws OpenDsException
   {
-    addSchemaElementOnline(new SomeSchemaElement(attribute),
+    addSchemaElementOnline(new ServerSchemaElement(attribute),
         INFO_CTRL_PANEL_CREATING_ATTRIBUTE_PROGRESS.get(attribute.getNameOrOID()));
   }
 
   private void addObjectClassOnline(final ObjectClass objectClass) throws OpenDsException
   {
-    addSchemaElementOnline(new SomeSchemaElement(objectClass),
+    addSchemaElementOnline(new ServerSchemaElement(objectClass),
         INFO_CTRL_PANEL_CREATING_OBJECTCLASS_PROGRESS.get(objectClass.getNameOrOID()));
   }
 
-  private void addSchemaElementOnline(final SomeSchemaElement schemaElement, final LocalizableMessage progressMsg)
+  private void addSchemaElementOnline(final ServerSchemaElement schemaElement, final LocalizableMessage progressMsg)
       throws OpenDsException
   {
     SwingUtilities.invokeLater(new Runnable()
@@ -318,8 +318,8 @@
     });
     try
     {
-      final BasicAttribute attr = new BasicAttribute(schemaElement.getAttributeName());
-      attr.add(getElementDefinition(schemaElement));
+      final BasicAttribute attr = new BasicAttribute(getAttributeConfigName(schemaElement));
+      attr.add(schemaElement.toString());
       final ModificationItem mod = new ModificationItem(DirContext.ADD_ATTRIBUTE, attr);
       getInfo().getConnection().getLdapContext().modifyAttributes(
           ConfigConstants.DN_DEFAULT_SCHEMA_ROOT, new ModificationItem[] { mod });
@@ -339,188 +339,58 @@
     });
   }
 
-  private String getValueOffline(SomeSchemaElement element)
+  /** Returns the definition for provided element without the file name. */
+  private String getValueOffline(ServerSchemaElement element)
   {
-    final Map<String, List<String>> props = element.getExtraProperties();
-    List<String> previousValues = props.get(ServerConstants.SCHEMA_PROPERTY_FILENAME);
-    element.setExtraPropertySingleValue(null, ServerConstants.SCHEMA_PROPERTY_FILENAME, null);
-    String attributeWithoutFileDefinition = getElementDefinition(element);
-
-    if (previousValues != null && !previousValues.isEmpty())
-    {
-      element.setExtraPropertyMultipleValues(null,
-          ServerConstants.SCHEMA_PROPERTY_FILENAME, new ArrayList<String>(previousValues));
-    }
-    return attributeWithoutFileDefinition;
+    return updateSchemaElementExtraPropertySingleValue(null, element, ServerConstants.SCHEMA_PROPERTY_FILENAME, null)
+        .toString();
   }
 
-  private String getElementDefinition(SomeSchemaElement element)
+  private Set<ServerSchemaElement> objectClassesToSchemaElements(final Collection<ObjectClass> classes)
   {
-    final List<String> names = new ArrayList<>();
-    for (final String name : element.getNames())
-    {
-      names.add(StaticUtils.toLowerCase(name));
-    }
-    return element.isAttributeType()
-        ? getAttributeTypeDefinition(element.getAttributeType(), names)
-        : getObjectClassDefinition(element.getObjectClass(), names);
-  }
-
-  private String getAttributeTypeDefinition(final AttributeType attributeType, final List<String> names)
-  {
-    final StringBuilder buffer = new StringBuilder();
-    buffer.append("( ").append(attributeType.getOID());
-    appendCollection(buffer, "NAME", names);
-    appendDescription(buffer, attributeType.getDescription());
-    appendIfTrue(buffer, " OBSOLETE", attributeType.isObsolete());
-
-    final AttributeType superiorType = attributeType.getSuperiorType();
-    final String superiorTypeOID = superiorType != null ? superiorType.getOID() : null;
-    appendIfNotNull(buffer, " SUP ", superiorTypeOID);
-    addMatchingRuleIfNotNull(buffer, " EQUALITY ", attributeType.getEqualityMatchingRule());
-    addMatchingRuleIfNotNull(buffer, " ORDERING ", attributeType.getOrderingMatchingRule());
-    addMatchingRuleIfNotNull(buffer, " SUBSTR ", attributeType.getSubstringMatchingRule());
-    appendIfNotNull(buffer, " SYNTAX ", attributeType.getSyntax().getOID());
-    appendIfTrue(buffer, " SINGLE-VALUE", attributeType.isSingleValue());
-    appendIfTrue(buffer, " COLLECTIVE", attributeType.isCollective());
-    appendIfTrue(buffer, " NO-USER-MODIFICATION", attributeType.isNoUserModification());
-    appendIfNotNull(buffer, " USAGE ", attributeType.getUsage());
-
-    final MatchingRule approximateMatchingRule = attributeType.getApproximateMatchingRule();
-    if (approximateMatchingRule != null)
-    {
-      buffer.append(" ").append(ServerConstants.SCHEMA_PROPERTY_APPROX_RULE).append(" '")
-            .append(approximateMatchingRule.getOID()).append("'");
-    }
-    appendExtraProperties(buffer, attributeType.getExtraProperties());
-    buffer.append(")");
-
-    return buffer.toString();
-  }
-
-  private void addMatchingRuleIfNotNull(final StringBuilder buffer, final String label, final MatchingRule matchingRule)
-  {
-    if (matchingRule != null)
-    {
-      append(buffer, label, matchingRule.getOID());
-    }
-  }
-
-  private String getObjectClassDefinition(final ObjectClass objectClass, final List<String> names)
-  {
-    final StringBuilder buffer = new StringBuilder();
-    buffer.append("( ");
-    buffer.append(objectClass.getOID());
-    appendCollection(buffer, "NAME", names);
-    appendDescription(buffer, objectClass.getDescription());
-    appendIfTrue(buffer, " OBSOLETE", objectClass.isObsolete());
-    appendOIDs(buffer, "SUP", objectClassesToSchemaElements(objectClass.getSuperiorClasses()));
-    appendIfNotNull(buffer, " ", objectClass.getObjectClassType());
-    appendOIDs(buffer, "MUST", attributeTypesToSchemaElements(objectClass.getDeclaredRequiredAttributes()));
-    appendOIDs(buffer, "MAY", attributeTypesToSchemaElements(objectClass.getDeclaredOptionalAttributes()));
-    appendExtraProperties(buffer, objectClass.getExtraProperties());
-    buffer.append(")");
-
-    return buffer.toString();
-  }
-
-  private void appendOIDs(final StringBuilder buffer, final String label,
-      final Collection<SomeSchemaElement> schemaElements)
-  {
-    if (!schemaElements.isEmpty())
-    {
-      buffer.append(" ").append(label).append(" ( ");
-
-      final Iterator<SomeSchemaElement> it = schemaElements.iterator();
-      buffer.append(it.next().getOID());
-      while (it.hasNext())
-      {
-        buffer.append(" $ ").append(it.next().getOID());
-      }
-      buffer.append(" )");
-    }
-  }
-
-  private Set<SomeSchemaElement> objectClassesToSchemaElements(final Collection<ObjectClass> classes)
-  {
-    Set<SomeSchemaElement> elements = new HashSet<>();
+    Set<ServerSchemaElement> elements = new HashSet<>();
     for (ObjectClass objectClass : classes)
     {
-      elements.add(new SomeSchemaElement(objectClass));
+      elements.add(new ServerSchemaElement(objectClass));
     }
     return elements;
   }
 
-  private Set<SomeSchemaElement> attributeTypesToSchemaElements(final Collection<AttributeType> types)
+  private Set<ServerSchemaElement> attributeTypesToSchemaElements(final Collection<AttributeType> types)
   {
-    Set<SomeSchemaElement> elements = new HashSet<>();
+    Set<ServerSchemaElement> elements = new HashSet<>();
     for (AttributeType type : types)
     {
-      elements.add(new SomeSchemaElement(type));
+      elements.add(new ServerSchemaElement(type));
     }
     return elements;
   }
 
-  private List<AttributeType> schemaElementsToAttributeTypes(final Collection<SomeSchemaElement> elements)
+  private List<AttributeType> schemaElementsToAttributeTypes(final Collection<ServerSchemaElement> elements)
   {
     List<AttributeType> types = new ArrayList<>();
-    for (SomeSchemaElement element : elements)
+    for (ServerSchemaElement element : elements)
     {
-      types.add(element.getAttributeType());
+      types.add((AttributeType) element.asSchemaElement());
     }
     return types;
   }
 
-  private List<ObjectClass> schemaElementsToObjectClasses(final Collection<SomeSchemaElement> elements)
+  private List<ObjectClass> schemaElementsToObjectClasses(final Collection<ServerSchemaElement> elements)
   {
     List<ObjectClass> classes = new ArrayList<>();
-    for (SomeSchemaElement element : elements)
+    for (ServerSchemaElement element : elements)
     {
-      classes.add(element.getObjectClass());
+      classes.add((ObjectClass) element.asSchemaElement());
     }
     return classes;
   }
 
-  private void appendIfTrue(final StringBuilder buffer, final String label, final boolean labelIsActive)
-  {
-    if (labelIsActive)
-    {
-      buffer.append(label);
-    }
-  }
-
-  private void appendIfNotNull(final StringBuilder buffer, final String label, final Object value)
-  {
-    if (value != null)
-    {
-      append(buffer, label, value.toString());
-    }
-  }
-
   private void append(final StringBuilder buffer, final String label, final String value)
   {
     buffer.append(label).append(value);
   }
 
-  private void appendDescription(final StringBuilder buffer, final String description)
-  {
-    if (description != null && !description.isEmpty())
-    {
-      buffer.append(" DESC '");
-      buffer.append(description);
-      buffer.append("'");
-    }
-  }
-
-  private void appendExtraProperties(
-      final StringBuilder buffer, final Map<String, List<String>> extraProperties)
-  {
-    for (final Map.Entry<String, List<String>> e : extraProperties.entrySet())
-    {
-      appendCollection(buffer, e.getKey(), e.getValue());
-    }
-  }
-
   private void appendCollection(final StringBuilder buffer, final String property, final Collection<String> values)
   {
     final boolean isMultiValued = values.size() > 1;
@@ -541,7 +411,7 @@
     }
   }
 
-  private void printEquivalentCommandLineToAddOnline(SomeSchemaElement element)
+  private void printEquivalentCommandLineToAddOnline(ServerSchemaElement element)
   {
     List<String> args = new ArrayList<>();
     args.add("-a");
@@ -550,9 +420,9 @@
 
     final String equivalentCmdLine = getEquivalentCommandLine(getCommandLinePath("ldapmodify"), args);
     final StringBuilder sb = new StringBuilder();
-    final String attName = element.getAttributeName();
-    final String elementId = element.getNameOrOID();
-    final LocalizableMessage message = element.isAttributeType()
+    final String attName = getAttributeConfigName(element);
+    final String elementId = getElementNameOrOID(element);
+    final LocalizableMessage message = isAttributeType(element)
         ? INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_ADD_ATTRIBUTE_ONLINE.get(elementId)
         : INFO_CTRL_PANEL_EQUIVALENT_CMD_TO_ADD_OBJECTCLASS_ONLINE.get(elementId);
     sb.append(message).append("<br><b>")
@@ -560,15 +430,15 @@
       .append("dn: cn=schema<br>")
       .append("changetype: modify<br>")
       .append("add: ").append(attName).append("<br>")
-      .append(attName).append(": ").append(getElementDefinition(element)).append("</b><br><br>");
+      .append(attName).append(": ").append(element.toString()).append("</b><br><br>");
     getProgressDialog().appendProgressHtml(Utilities.applyFont(sb.toString(), ColorAndFontConstants.progressFont));
   }
 
   private void updateSchemaOffline(
       String file, final List<AttributeType> attributes, final List<ObjectClass> objectClasses) throws OpenDsException
   {
-    final List<SomeSchemaElement> schemaElements =
-        new ArrayList<SomeSchemaElement>(attributeTypesToSchemaElements(attributes));
+    final List<ServerSchemaElement> schemaElements =
+        new ArrayList<ServerSchemaElement>(attributeTypesToSchemaElements(attributes));
     schemaElements.addAll(objectClassesToSchemaElements(objectClasses));
     if (file == null)
     {
@@ -619,7 +489,7 @@
       updateSchemaUndefinedFile(fileName, schemaElements);
     }
 
-    for (SomeSchemaElement schemaElement : schemaElements)
+    for (ServerSchemaElement schemaElement : schemaElements)
     {
       notifyConfigurationElementCreated(schemaElement);
     }
@@ -634,7 +504,7 @@
   }
 
   private String equivalentCommandToAddOffline(
-      String schemaFile, boolean isSchemaFileDefined, List<SomeSchemaElement> schemaElements)
+      String schemaFile, boolean isSchemaFileDefined, List<ServerSchemaElement> schemaElements)
   {
     List<String> names = getElementsNameOrOID(schemaElements);
 
@@ -656,9 +526,9 @@
       }
     }
 
-    for (SomeSchemaElement schemaElement : schemaElements)
+    for (ServerSchemaElement element : schemaElements)
     {
-      sb.append(schemaElement.getAttributeName()).append(": ").append(getValueOffline(schemaElement)).append("<br>");
+      sb.append(getAttributeConfigName(element)).append(": ").append(getValueOffline(element)).append("<br>");
     }
     sb.append("</b><br><br>");
 
@@ -716,7 +586,7 @@
    * @throws OpenDsException
    *           if an error occurs updating the schema file.
    */
-  private void updateSchemaFile(String schemaFile, List<SomeSchemaElement> schemaElements)
+  private void updateSchemaFile(String schemaFile, List<ServerSchemaElement> schemaElements)
       throws OpenDsException
   {
     try (final LDIFExportConfig exportConfig = new LDIFExportConfig(schemaFile, ExistingFileBehavior.OVERWRITE))
@@ -738,25 +608,25 @@
     }
   }
 
-  private void addElementsToEntry(List<SomeSchemaElement> schemaElements, Entry schemaEntry)
+  private void addElementsToEntry(List<ServerSchemaElement> schemaElements, Entry schemaEntry)
       throws DirectoryException
   {
-    for (SomeSchemaElement schemaElement : schemaElements)
+    for (ServerSchemaElement element : schemaElements)
     {
-      Attribute attr = Attributes.create(schemaElement.getAttributeName(), getValueOffline(schemaElement));
+      Attribute attr = Attributes.create(getAttributeConfigName(element), getValueOffline(element));
       schemaEntry.applyModification(new Modification(ADD, attr));
     }
   }
 
-  private void updateSchemaUndefinedFile(String schemaFile, List<SomeSchemaElement> schemaElements)
+  private void updateSchemaUndefinedFile(String schemaFile, List<ServerSchemaElement> schemaElements)
       throws OfflineUpdateException
   {
     try (LDIFExportConfig exportConfig = new LDIFExportConfig(schemaFile, ExistingFileBehavior.FAIL))
     {
       List<String> lines = getSchemaEntryLines();
-      for (final SomeSchemaElement schemaElement : schemaElements)
+      for (final ServerSchemaElement element : schemaElements)
       {
-        lines.add(schemaElement.getAttributeName() + ": " + getValueOffline(schemaElement));
+        lines.add(getAttributeConfigName(element) + ": " + getValueOffline(element));
       }
       for (String line : lines)
       {
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 b00a0f4..80a9e49 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
@@ -69,7 +69,6 @@
 import org.opends.guitools.controlpanel.datamodel.CategorizedComboBoxElement;
 import org.opends.guitools.controlpanel.datamodel.IndexDescriptor;
 import org.opends.guitools.controlpanel.datamodel.ServerDescriptor;
-import org.opends.guitools.controlpanel.datamodel.SomeSchemaElement;
 import org.opends.guitools.controlpanel.datamodel.VLVIndexDescriptor;
 import org.opends.guitools.controlpanel.datamodel.VLVSortOrder;
 import org.opends.guitools.controlpanel.ui.components.TitlePanel;
@@ -81,6 +80,7 @@
 import org.opends.quicksetup.Installation;
 import org.opends.server.config.ConfigException;
 import org.opends.server.protocols.ldap.LDAPFilter;
+import org.opends.server.schema.ServerSchemaElement;
 import org.opends.server.types.FilterType;
 import org.opends.server.types.LDAPException;
 import org.opends.server.types.OpenDsException;
@@ -320,7 +320,7 @@
 
         for (AttributeType attr : schema.getAttributeTypes())
         {
-          SomeSchemaElement element = new SomeSchemaElement(attr);
+          ServerSchemaElement element = new ServerSchemaElement(attr);
           String name = attr.getNameOrOID();
           if (!isDefined(name))
           {
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/BrowseSchemaPanel.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/BrowseSchemaPanel.java
index 27ff96a..f4eabd6 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/BrowseSchemaPanel.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/BrowseSchemaPanel.java
@@ -16,6 +16,8 @@
  */
 package org.opends.guitools.controlpanel.ui;
 
+import static org.opends.guitools.controlpanel.util.Utilities.getElementNameOrOID;
+
 import static org.opends.messages.AdminToolMessages.*;
 import static org.opends.server.util.StaticUtils.*;
 
@@ -73,7 +75,6 @@
 import org.opends.guitools.controlpanel.browser.IconPool;
 import org.opends.guitools.controlpanel.datamodel.ControlPanelInfo;
 import org.opends.guitools.controlpanel.datamodel.ServerDescriptor;
-import org.opends.guitools.controlpanel.datamodel.SomeSchemaElement;
 import org.opends.guitools.controlpanel.event.ConfigurationChangeEvent;
 import org.opends.guitools.controlpanel.event.ConfigurationElementCreatedEvent;
 import org.opends.guitools.controlpanel.event.ConfigurationElementCreatedListener;
@@ -99,6 +100,7 @@
 import org.opends.guitools.controlpanel.util.LowerCaseComparator;
 import org.opends.guitools.controlpanel.util.Utilities;
 import org.opends.guitools.controlpanel.util.ViewPositions;
+import org.opends.server.schema.ServerSchemaElement;
 import org.opends.server.types.Schema;
 
 /** The pane that is displayed when the user clicks on 'Browse Schema'. */
@@ -139,7 +141,7 @@
 
   private JPopupMenu popup;
 
-  private SomeSchemaElement lastCreatedElement;
+  private ServerSchemaElement lastCreatedElement;
 
   private final CategoryTreeNode attributes = new CategoryTreeNode(INFO_CTRL_PANEL_ATTRIBUTES_CATEGORY_NODE.get());
   private final CategoryTreeNode objectClasses =
@@ -669,7 +671,7 @@
     {
       if (mustAdd(oc))
       {
-        SomeSchemaElement element = new SomeSchemaElement(oc);
+        ServerSchemaElement element = new ServerSchemaElement(oc);
         String name = oc.getNameOrOID();
         if (Utilities.isStandard(element))
         {
@@ -697,7 +699,7 @@
     Map<String, CustomAttributeTreeNode> hmCustomAttrs = new HashMap<>();
     for (AttributeType attr : lastSchema.getAttributeTypes())
     {
-      SomeSchemaElement element = new SomeSchemaElement(attr);
+      ServerSchemaElement element = new ServerSchemaElement(attr);
       if (mustAdd(attr))
       {
         String name = attr.getNameOrOID();
@@ -870,7 +872,7 @@
             if (lastCreatedElement != null)
             {
               if (node instanceof CustomObjectClassTreeNode
-                  && name.equals(lastCreatedElement.getNameOrOID()))
+                  && name.equals(getElementNameOrOID(lastCreatedElement)))
               {
                 newSelectionPath = new TreePath(node.getPath());
                 lastCreatedElement = null;
@@ -1462,9 +1464,9 @@
   private void configurationElementCreated(ConfigurationElementCreatedEvent ev)
   {
     Object o = ev.getConfigurationObject();
-    if (o instanceof SomeSchemaElement)
+    if (o instanceof ServerSchemaElement)
     {
-      lastCreatedElement = (SomeSchemaElement) o;
+      lastCreatedElement = (ServerSchemaElement) o;
     }
   }
 
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/CustomAttributePanel.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/CustomAttributePanel.java
index bef8b96..29ddce9 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/CustomAttributePanel.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/CustomAttributePanel.java
@@ -71,7 +71,6 @@
 import org.forgerock.opendj.ldap.schema.SchemaBuilder;
 import org.forgerock.opendj.ldap.schema.Syntax;
 import org.opends.guitools.controlpanel.datamodel.ServerDescriptor;
-import org.opends.guitools.controlpanel.datamodel.SomeSchemaElement;
 import org.opends.guitools.controlpanel.event.ConfigurationChangeEvent;
 import org.opends.guitools.controlpanel.event.ConfigurationElementCreatedListener;
 import org.opends.guitools.controlpanel.event.ScrollPaneBorderListener;
@@ -84,6 +83,7 @@
 import org.opends.guitools.controlpanel.ui.renderer.SchemaElementComboBoxCellRenderer;
 import org.opends.guitools.controlpanel.util.LowerCaseComparator;
 import org.opends.guitools.controlpanel.util.Utilities;
+import org.opends.server.schema.ServerSchemaElement;
 import org.opends.server.types.Schema;
 import org.opends.server.util.ServerConstants;
 import org.opends.server.util.StaticUtils;
@@ -526,7 +526,7 @@
     lastAliases.addAll(someAliases);
     this.aliases.setText(Utilities.getStringFromCollection(someAliases, ", "));
 
-    SomeSchemaElement element = new SomeSchemaElement(attr);
+    ServerSchemaElement element = new ServerSchemaElement(attr);
     String sOrigin = element.getOrigin();
     if (sOrigin == null)
     {
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/CustomObjectClassPanel.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/CustomObjectClassPanel.java
index 0e6b808..abe8968 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/CustomObjectClassPanel.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/CustomObjectClassPanel.java
@@ -65,7 +65,6 @@
 import org.forgerock.opendj.ldap.schema.ObjectClassType;
 import org.forgerock.opendj.ldap.schema.SchemaBuilder;
 import org.opends.guitools.controlpanel.datamodel.ServerDescriptor;
-import org.opends.guitools.controlpanel.datamodel.SomeSchemaElement;
 import org.opends.guitools.controlpanel.datamodel.SortableListModel;
 import org.opends.guitools.controlpanel.event.ConfigurationChangeEvent;
 import org.opends.guitools.controlpanel.event.ConfigurationElementCreatedListener;
@@ -81,6 +80,7 @@
 import org.opends.guitools.controlpanel.ui.components.TitlePanel;
 import org.opends.guitools.controlpanel.ui.renderer.SchemaElementComboBoxCellRenderer;
 import org.opends.guitools.controlpanel.util.Utilities;
+import org.opends.server.schema.ServerSchemaElement;
 import org.opends.server.types.Schema;
 import org.opends.server.util.ServerConstants;
 import org.opends.server.util.StaticUtils;
@@ -500,7 +500,7 @@
     lastAliases.addAll(aliases);
     this.aliases.setText(Utilities.getStringFromCollection(aliases, ", "));
 
-    String sOrigin = new SomeSchemaElement(oc).getOrigin();
+    String sOrigin = new ServerSchemaElement(oc).getOrigin();
     if (sOrigin == null)
     {
       sOrigin = "";
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/NewIndexPanel.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/NewIndexPanel.java
index a66d049..eeb96f3 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/NewIndexPanel.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/NewIndexPanel.java
@@ -49,10 +49,10 @@
 import org.opends.guitools.controlpanel.datamodel.ControlPanelInfo;
 import org.opends.guitools.controlpanel.datamodel.IndexDescriptor;
 import org.opends.guitools.controlpanel.datamodel.ServerDescriptor;
-import org.opends.guitools.controlpanel.datamodel.SomeSchemaElement;
 import org.opends.guitools.controlpanel.event.ConfigurationChangeEvent;
 import org.opends.guitools.controlpanel.task.Task;
 import org.opends.guitools.controlpanel.util.Utilities;
+import org.opends.server.schema.ServerSchemaElement;
 import org.opends.server.types.Schema;
 
 /** Panel that appears when the user defines a new index. */
@@ -125,7 +125,7 @@
       TreeSet<String> customAttrNames = new TreeSet<>();
       for (AttributeType attr : schema.getAttributeTypes())
       {
-        SomeSchemaElement element = new SomeSchemaElement(attr);
+        ServerSchemaElement element = new ServerSchemaElement(attr);
         String name = attr.getNameOrOID();
         if (!indexExists(backend, name))
         {
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/StandardAttributePanel.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/StandardAttributePanel.java
index 154e3d9..1891cc0 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/StandardAttributePanel.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/StandardAttributePanel.java
@@ -40,11 +40,11 @@
 import org.forgerock.opendj.ldap.schema.AttributeType;
 import org.forgerock.opendj.ldap.schema.MatchingRule;
 import org.forgerock.opendj.ldap.schema.ObjectClass;
-import org.opends.guitools.controlpanel.datamodel.SomeSchemaElement;
 import org.opends.guitools.controlpanel.event.ConfigurationChangeEvent;
 import org.opends.guitools.controlpanel.ui.components.TitlePanel;
 import org.opends.guitools.controlpanel.util.LowerCaseComparator;
 import org.opends.guitools.controlpanel.util.Utilities;
+import org.opends.server.schema.ServerSchemaElement;
 import org.opends.server.types.Schema;
 
 /** The panel that displays a standard attribute definition. */
@@ -237,7 +237,7 @@
     n = superior != null ? superior.getNameOrOID() : null;
     parent.setText(n);
     oid.setText(attr.getOID());
-    origin.setText(StandardObjectClassPanel.getOrigin(new SomeSchemaElement(attr)).toString());
+    origin.setText(StandardObjectClassPanel.getOrigin(new ServerSchemaElement(attr)).toString());
     n = attr.getDescription();
     if (n == null)
     {
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/StandardObjectClassPanel.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/StandardObjectClassPanel.java
index d804b5b..53429a7 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/StandardObjectClassPanel.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/StandardObjectClassPanel.java
@@ -44,11 +44,11 @@
 import org.forgerock.i18n.LocalizableMessageBuilder;
 import org.forgerock.opendj.ldap.schema.AttributeType;
 import org.forgerock.opendj.ldap.schema.ObjectClass;
-import org.opends.guitools.controlpanel.datamodel.SomeSchemaElement;
 import org.opends.guitools.controlpanel.event.ConfigurationChangeEvent;
 import org.opends.guitools.controlpanel.ui.components.TitlePanel;
 import org.opends.guitools.controlpanel.util.LowerCaseComparator;
 import org.opends.guitools.controlpanel.util.Utilities;
+import org.opends.server.schema.ServerSchemaElement;
 import org.opends.server.types.Schema;
 
 /** The panel that displays a standard object class definition. */
@@ -239,7 +239,7 @@
    * @param element the schema element.
    * @return the message describing the schema element origin (file, RFC, etc.).
    */
-  static LocalizableMessage getOrigin(SomeSchemaElement element)
+  static LocalizableMessage getOrigin(ServerSchemaElement element)
   {
     LocalizableMessageBuilder returnValue = new LocalizableMessageBuilder();
     String fileName = element.getSchemaFile();
@@ -287,7 +287,7 @@
     name.setText(n);
     parent.setText(getSuperiorText(oc));
     oid.setText(oc.getOID());
-    origin.setText(getOrigin(new SomeSchemaElement(oc)).toString());
+    origin.setText(getOrigin(new ServerSchemaElement(oc)).toString());
     n = oc.getDescription();
     if (n == null)
     {
diff --git a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/util/Utilities.java b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/util/Utilities.java
index 558ebc4..626d44e 100644
--- a/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/util/Utilities.java
+++ b/opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/util/Utilities.java
@@ -18,7 +18,6 @@
 
 import static com.forgerock.opendj.cli.Utils.*;
 import static com.forgerock.opendj.util.OperatingSystem.*;
-
 import static org.forgerock.opendj.ldap.DereferenceAliasesPolicy.*;
 import static org.forgerock.opendj.ldap.SearchScope.*;
 import static org.forgerock.opendj.ldap.requests.Requests.*;
@@ -105,6 +104,9 @@
 import org.forgerock.opendj.ldap.responses.SearchResultEntry;
 import org.forgerock.opendj.ldap.schema.AttributeType;
 import org.forgerock.opendj.ldap.schema.MatchingRule;
+import org.forgerock.opendj.ldap.schema.ObjectClass;
+import org.forgerock.opendj.ldap.schema.SchemaBuilder;
+import org.forgerock.opendj.ldap.schema.SchemaElement;
 import org.forgerock.opendj.ldap.schema.Syntax;
 import org.opends.admin.ads.util.ConnectionWrapper;
 import org.opends.guitools.controlpanel.ControlPanel;
@@ -114,7 +116,6 @@
 import org.opends.guitools.controlpanel.datamodel.ControlPanelInfo;
 import org.opends.guitools.controlpanel.datamodel.CustomSearchResult;
 import org.opends.guitools.controlpanel.datamodel.MonitoringAttributes;
-import org.opends.guitools.controlpanel.datamodel.SomeSchemaElement;
 import org.opends.guitools.controlpanel.datamodel.SortableTableModel;
 import org.opends.guitools.controlpanel.datamodel.VLVIndexDescriptor;
 import org.opends.guitools.controlpanel.event.ClickTooltipDisplayer;
@@ -127,9 +128,12 @@
 import org.opends.quicksetup.Installation;
 import org.opends.quicksetup.ui.UIFactory;
 import org.opends.quicksetup.util.Utils;
+import org.opends.server.config.ConfigConstants;
 import org.opends.server.config.ConfigurationHandler;
 import org.opends.server.core.LockFileManager;
+import org.opends.server.core.ServerContext;
 import org.opends.server.schema.SchemaConstants;
+import org.opends.server.schema.ServerSchemaElement;
 import org.opends.server.types.OpenDsException;
 import org.opends.server.types.Schema;
 import org.opends.server.util.SchemaUtils;
@@ -1991,7 +1995,7 @@
    * @return {@code true} if the provided schema element is part of the standard,
    *         {@code false} otherwise.
    */
-  public static boolean isStandard(SomeSchemaElement fileElement)
+  public static boolean isStandard(ServerSchemaElement fileElement)
   {
     final String fileName = fileElement.getSchemaFile();
     if (fileName != null)
@@ -2013,7 +2017,7 @@
    * @return {@code true} if the provided schema element is part of the configuration,
    *         {@code false} otherwise.
    */
-  public static boolean isConfiguration(SomeSchemaElement fileElement)
+  public static boolean isConfiguration(ServerSchemaElement fileElement)
   {
     String fileName = fileElement.getSchemaFile();
     if (fileName != null)
@@ -2805,4 +2809,149 @@
     }
   }
 
+  /**
+   * Test whether provided schema element is an attribute type.
+   *
+   * @param element
+   *            Element to check.
+   * @return {@code true} iff element is an attribute type.
+   */
+  public static boolean isAttributeType(ServerSchemaElement element)
+  {
+    return element.asSchemaElement() instanceof AttributeType;
+  }
+
+  /**
+   * Returns the name of configuration attribute corresponding to the provided element.
+   *
+   * @param element
+   *            Either an attribute type or an object class.
+   *            Using any other schema element will return invalid result.
+   * @return Either "attributeTypes" or "objectClasses"
+   */
+  public static String getAttributeConfigName(ServerSchemaElement element)
+  {
+    return isAttributeType(element) ? ConfigConstants.ATTR_ATTRIBUTE_TYPES : ConfigConstants.ATTR_OBJECTCLASSES;
+  }
+
+  /**
+   * Returns the name or OID of provided element.
+   *
+   * @param element
+   *            Either an attribute type or an object class.
+   *            Using any other schema element will yield an exception.
+   * @return Either "attributeTypes" or "objectClasses"
+   */
+  public static String getElementNameOrOID(ServerSchemaElement element)
+  {
+    SchemaElement elem = element.asSchemaElement();
+    if (elem instanceof AttributeType)
+    {
+      return ((AttributeType) elem).getNameOrOID();
+    }
+    return ((ObjectClass) elem).getNameOrOID();
+  }
+
+  /**
+   * Returns the OID of provided element.
+   *
+   * @param element
+   *            Either an attribute type or an object class.
+   *            Using any other schema element will yield an exception.
+   * @return Either "attributeTypes" or "objectClasses"
+   */
+  public static String getElementOID(ServerSchemaElement element)
+  {
+    SchemaElement elem = element.asSchemaElement();
+    if (elem instanceof AttributeType)
+    {
+      return ((AttributeType) elem).getOID();
+    }
+    return ((ObjectClass) elem).getOID();
+  }
+
+  /**
+   * Return a new attribute type with the provided new superior type.
+   *
+   * @param attributeType
+   *            Initial attribute type.
+   * @param newSuperiorType
+   *            new superior type to use.
+   * @return the new attribute type
+   */
+  public static AttributeType updateAttributeTypeWithNewSuperiorType(AttributeType attributeType,
+      AttributeType newSuperiorType)
+  {
+    String superiorTypeOID = newSuperiorType != null ? newSuperiorType.getNameOrOID() : null;
+    return new SchemaBuilder()
+      .buildAttributeType(attributeType)
+      .superiorType(superiorTypeOID)
+      .addToSchemaOverwrite()
+      .toSchema()
+      .getAttributeType(attributeType.getNameOrOID());
+  }
+
+  /**
+   * Updates an extra property of provided schema element with a single value.
+   *
+   * @param serverContext
+   *          the server context
+   * @param element
+   *            Either an attribute type or an object class.
+   *            Using any other schema element will yield an exception.
+   * @param property
+   *          the property to set
+   * @param value
+   *          the value to set
+   * @return the updated schema element
+   */
+  public static ServerSchemaElement updateSchemaElementExtraPropertySingleValue(ServerContext serverContext,
+      ServerSchemaElement element, String property, String value)
+  {
+    List<String> values = value != null ? Arrays.asList(value) : null;
+    return updateSchemaElementExtraPropertyMultiplesValues(serverContext, element, property, values);
+  }
+
+  /**
+   * Updates an extra property of provided schema element with several values.
+   *
+   * @param serverContext
+   *          the server context
+   * @param element
+   *            Either an attribute type or an object class.
+   *            Using any other schema element will yield an exception.
+   * @param property
+   *          the property to set
+   * @param values
+   *          the list of values to set
+   * @return the updated schema element
+   */
+  public static ServerSchemaElement updateSchemaElementExtraPropertyMultiplesValues(ServerContext serverContext,
+      ServerSchemaElement element, String property, List<String> values)
+  {
+    org.forgerock.opendj.ldap.schema.Schema schemaNG = serverContext != null ?
+        serverContext.getSchemaNG() : org.forgerock.opendj.ldap.schema.Schema.getDefaultSchema();
+    SchemaBuilder schemaBuilder = new SchemaBuilder(schemaNG);
+    SchemaElement elem = element.asSchemaElement();
+    if (elem instanceof AttributeType)
+    {
+       AttributeType attr = (AttributeType) elem;
+      AttributeType.Builder builder =
+          schemaBuilder.buildAttributeType(attr).removeExtraProperty(property, (String) null);
+      if (values != null  && !values.isEmpty())
+      {
+        builder.extraProperties(property, values);
+      }
+      return new ServerSchemaElement(builder.addToSchemaOverwrite().toSchema().getAttributeType(attr.getNameOrOID()));
+    }
+    // It is an object class
+    ObjectClass oc = (ObjectClass) elem;
+    ObjectClass.Builder builder = schemaBuilder.buildObjectClass(oc).removeExtraProperty(property, (String) null);
+    if (values != null && !values.isEmpty())
+    {
+      builder.extraProperties(property, values);
+    }
+    return new ServerSchemaElement(builder.addToSchemaOverwrite().toSchema().getObjectClass(oc.getNameOrOID()));
+  }
+
 }
diff --git a/opendj-server-legacy/src/main/java/org/opends/server/schema/ServerSchemaElement.java b/opendj-server-legacy/src/main/java/org/opends/server/schema/ServerSchemaElement.java
index 0dcef32..4ecf477 100644
--- a/opendj-server-legacy/src/main/java/org/opends/server/schema/ServerSchemaElement.java
+++ b/opendj-server-legacy/src/main/java/org/opends/server/schema/ServerSchemaElement.java
@@ -48,6 +48,16 @@
   }
 
   /**
+   * Returns this schema element.
+   *
+   * @return this schema element
+   */
+  public SchemaElement asSchemaElement()
+  {
+    return this.element;
+  }
+
+  /**
    * Retrieves the definition string used to create this schema element
    * and including the X-SCHEMA-FILE extension.
    *

--
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