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/***************************************************************************
* Copyright (c) 2004 - 2009 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:
* Eike Stepper - initial API and implementation
* Simon McDuff - http://bugs.eclipse.org/226778
* Simon McDuff - http://bugs.eclipse.org/213402
**************************************************************************/
package org.eclipse.emf.cdo.common.id;
import java.io.Serializable;
/**
* @author Eike Stepper
* @noimplement This interface is not intended to be implemented by clients.
*/
public interface CDOID extends Serializable
{
public static final CDOID NULL = org.eclipse.emf.cdo.internal.common.id.CDOIDNullImpl.INSTANCE;
public Type getType();
public boolean isNull();
public boolean isObject();
public boolean isMeta();
public boolean isTemporary();
/**
* @since 2.0
*/
public boolean isExternal();
/**
* @since 2.0
*/
public String toURIFragment();
/**
* @author Eike Stepper
*/
public enum Type
{
NULL, //
OBJECT,
/**
* @since 2.0
*/
EXTERNAL_OBJECT,
/**
* @since 2.0
*/
EXTERNAL_TEMP_OBJECT, //
TEMP_OBJECT, //
META, //
TEMP_META
}
}
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