| /* |
| * Copyright (c) 2008-2014, 2019 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: |
| * Eike Stepper - initial API and implementation |
| * Simon McDuff - bug 201266 |
| */ |
| package org.eclipse.emf.cdo.common.revision.delta; |
| |
| import org.eclipse.emf.cdo.common.branch.CDOBranchPoint; |
| import org.eclipse.emf.cdo.common.branch.CDOBranchVersion; |
| import org.eclipse.emf.cdo.common.revision.CDORevisable; |
| import org.eclipse.emf.cdo.common.revision.CDORevision; |
| import org.eclipse.emf.cdo.common.revision.CDORevisionData; |
| import org.eclipse.emf.cdo.common.revision.CDORevisionKey; |
| import org.eclipse.emf.cdo.internal.common.revision.delta.CDODetachedRevisionDeltaImpl; |
| |
| import org.eclipse.net4j.util.Predicate; |
| |
| import org.eclipse.emf.ecore.EClass; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| |
| import java.util.List; |
| |
| /** |
| * Represents the change delta between two {@link CDORevision revisions} of a CDO object. The detailed |
| * {@link CDOFeatureDelta feature deltas} are returned by the {@link #getFeatureDeltas()} method. |
| * |
| * @author Eike Stepper |
| * @since 2.0 |
| * @noextend This interface is not intended to be extended by clients. |
| * @noimplement This interface is not intended to be implemented by clients. |
| */ |
| public interface CDORevisionDelta extends CDORevisionKey |
| { |
| /** |
| * This constant is only passed into conflict resolvers to indicate that a conflict was caused by remote detachment of |
| * an object. Calling any method on this marker instance will result in an {@link UnsupportedOperationException} being |
| * thrown. |
| * |
| * @since 4.0 |
| */ |
| public static final CDORevisionDelta DETACHED = new CDODetachedRevisionDeltaImpl(); |
| |
| /** |
| * @since 3.0 |
| */ |
| public EClass getEClass(); |
| |
| /** |
| * @since 4.0 |
| */ |
| public CDORevisable getTarget(); |
| |
| /** |
| * @since 4.2 |
| */ |
| public int size(); |
| |
| /** |
| * @since 3.0 |
| */ |
| public boolean isEmpty(); |
| |
| /** |
| * @since 4.0 |
| */ |
| public CDORevisionDelta copy(); |
| |
| /** |
| * @since 4.0 |
| */ |
| public CDOFeatureDelta getFeatureDelta(EStructuralFeature feature); |
| |
| public List<CDOFeatureDelta> getFeatureDeltas(); |
| |
| /** |
| * @deprecated As of 4.3 use {@link #applyTo(CDORevision)}. |
| */ |
| @Deprecated |
| public void apply(CDORevision revision); |
| |
| /** |
| * Applies the {@link #getFeatureDeltas() feature deltas} in this revision delta to the {@link CDORevisionData data} |
| * of the given revision. |
| * <p> |
| * The system data of the given revision, e.g. {@link CDOBranchPoint branch point} or {@link CDOBranchVersion branch |
| * version} of the given revision are <b>not</b> modified. |
| * |
| * @since 4.3 |
| */ |
| public void applyTo(CDORevision revision); |
| |
| public void accept(CDOFeatureDeltaVisitor visitor); |
| |
| /** |
| * @since 4.2 |
| */ |
| public void accept(CDOFeatureDeltaVisitor visitor, Predicate<EStructuralFeature> filter); |
| } |