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/*
* Copyright (c) 2004 - 2012 Eike Stepper (Berlin, 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.internal.common.revision.delta;
import org.eclipse.emf.cdo.common.protocol.CDODataInput;
import org.eclipse.emf.cdo.common.revision.CDORevision;
import org.eclipse.emf.cdo.common.revision.delta.CDOFeatureDelta;
import org.eclipse.emf.cdo.common.revision.delta.CDOFeatureDeltaVisitor;
import org.eclipse.emf.cdo.common.revision.delta.CDOUnsetFeatureDelta;
import org.eclipse.emf.cdo.spi.common.revision.CDOReferenceAdjuster;
import org.eclipse.emf.cdo.spi.common.revision.InternalCDORevision;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EStructuralFeature;
import java.io.IOException;
/**
* @author Simon McDuff
*/
public class CDOUnsetFeatureDeltaImpl extends CDOFeatureDeltaImpl implements CDOUnsetFeatureDelta
{
public CDOUnsetFeatureDeltaImpl(EStructuralFeature feature)
{
super(feature);
}
public CDOUnsetFeatureDeltaImpl(CDODataInput in, EClass eClass) throws IOException
{
super(in, eClass);
}
public Type getType()
{
return Type.UNSET;
}
public CDOFeatureDelta copy()
{
return new CDOUnsetFeatureDeltaImpl(getFeature());
}
public void apply(CDORevision revision)
{
((InternalCDORevision)revision).unset(getFeature());
}
public void accept(CDOFeatureDeltaVisitor visitor)
{
visitor.visit(this);
}
@Override
public boolean adjustReferences(CDOReferenceAdjuster adjuster)
{
return false;
}
@Override
protected String toStringAdditional()
{
return null;
}
}
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