| /* |
| * Copyright (c) 2008-2012, 2014, 2017 Eike Stepper (Loehne, Germany) and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Simon McDuff - initial API and implementation |
| * Eike Stepper - maintenance |
| */ |
| package org.eclipse.emf.cdo.common.revision.delta; |
| |
| import org.eclipse.emf.cdo.common.revision.CDORevision; |
| import org.eclipse.emf.cdo.internal.common.revision.delta.CDOFeatureDeltaImpl; |
| |
| import org.eclipse.emf.common.notify.Notification; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| |
| /** |
| * Represents a change delta between two values of a single {@link EStructuralFeature feature}. |
| * |
| * @author Simon McDuff |
| * @noextend This interface is not intended to be extended by clients. |
| * @noimplement This interface is not intended to be implemented by clients. |
| */ |
| public interface CDOFeatureDelta |
| { |
| /** |
| * @since 4.0 |
| */ |
| public static final int NO_INDEX = Notification.NO_INDEX; |
| |
| /** |
| * @since 3.0 |
| */ |
| public static final Object UNKNOWN_VALUE = new CDOFeatureDeltaImpl.UnknownValue(); |
| |
| public Type getType(); |
| |
| /** |
| * @since 2.0 |
| */ |
| public EStructuralFeature getFeature(); |
| |
| /** |
| * @deprecated As of 4.3 use {@link #applyTo(CDORevision)}. |
| */ |
| @Deprecated |
| public void apply(CDORevision revision); |
| |
| /** |
| * @since 4.3 |
| */ |
| public Object applyTo(CDORevision revision); |
| |
| public void accept(CDOFeatureDeltaVisitor visitor); |
| |
| /** |
| * @since 3.0 |
| */ |
| public CDOFeatureDelta copy(); |
| |
| /** |
| * @since 4.0 |
| */ |
| public boolean isStructurallyEqual(Object obj); |
| |
| /** |
| * Enumerates the possible types of {@link CDOFeatureDelta feature deltas}. |
| * |
| * @author Simon McDuff |
| */ |
| public enum Type |
| { |
| ADD, REMOVE, CLEAR, MOVE, SET, UNSET, LIST, CONTAINER |
| } |
| } |