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/*
* Copyright (c) 2011-2013, 2015 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:
* Caspar De Groot - initial API and implementation
*/
package org.eclipse.emf.cdo.spi.common.lock;
import org.eclipse.emf.cdo.common.id.CDOID;
import org.eclipse.emf.cdo.common.lock.CDOLockOwner;
import org.eclipse.emf.cdo.common.lock.CDOLockState;
import org.eclipse.emf.cdo.internal.common.lock.CDOLockStateImpl;
/**
* If the meaning of this type isn't clear, there really should be more of a description here...
*
* @author Caspar De Groot
* @since 4.1
* @noextend This interface is not intended to be extended by clients.
* @noimplement This interface is not intended to be implemented by clients.
*/
public interface InternalCDOLockState extends CDOLockState
{
/**
* @since 4.6
*/
public static final CDOLockState UNLOCKED = new CDOLockStateImpl(CDOID.NULL);
public void addReadLockOwner(CDOLockOwner lockOwner);
public boolean removeReadLockOwner(CDOLockOwner lockOwner);
public void setWriteLockOwner(CDOLockOwner lockOwner);
public void setWriteOptionOwner(CDOLockOwner lockOwner);
/**
* @since 4.4
*/
public boolean removeOwner(CDOLockOwner lockOwner);
/**
* @since 4.2
* @deprecated As of 4.5 use {@link InternalCDOLockState#updateFrom(CDOLockState)} instead.
* The lockedObject field cannot be changed because it is used to compute the hash code.
* Instantiate a new {@link CDOLockState} object if you want to update the lockedObject field.
*/
@Deprecated
public void updateFrom(Object object, CDOLockState source);
/**
* Update the {@link CDOLockOwner lockOwners} of this lock state from the one passed in.
*
* @since 4.5
*/
public void updateFrom(CDOLockState source);
/**
* @since 4.2
*/
public void dispose();
}
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