/*
Wotonomy: OpenStep design patterns for pure Java applications.
Copyright (C) 2002 Israfil consulting Services Corporation

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, see http://www.gnu.org

$Id: EOCooperatingObjectStore.java 894 2006-02-16 16:47:14Z cgruber $

*/

package net.wotonomy.control;

import net.wotonomy.foundation.NSArray;
import net.wotonomy.foundation.NSDictionary;
import net.wotonomy.foundation.NSLocking;

/**
 * A representation of a channel of communication to the database.
 *
 * @author cgruber@israfil.net
 * @author $Author: cgruber $
 * @version $Revision: 894 $
 */

public abstract class EOCooperatingObjectStore extends EOObjectStore implements NSLocking {

	public EOCooperatingObjectStore() {
	}

	public abstract boolean ownsGlobalID(EOGlobalID eoglobalid);

	public abstract boolean ownsObject(EOEnterpriseObject eoenterpriseobject);

	public abstract boolean handlesFetchSpecification(EOFetchSpecification eofetchspecification);

	public abstract void prepareForSaveWithCoordinator(EOObjectStoreCoordinator eoobjectstorecoordinator,
			EOEditingContext eoeditingcontext);

	public abstract void recordChangesInEditingContext();

	public abstract void recordUpdateForObject(EOEnterpriseObject eoenterpriseobject, NSDictionary nsdictionary);

	public abstract void performChanges();

	public abstract void commitChanges();

	public abstract void rollbackChanges();

	public abstract NSDictionary valuesForKeys(NSArray nsarray, EOEnterpriseObject eoenterpriseobject);

	@Override
	public abstract void lock();

	@Override
	public abstract void unlock();

}
/*
 * $Log$ Revision 1.2 2006/02/16 16:47:14 cgruber Move some classes in to
 * "internal" packages and re-work imports, etc.
 *
 * Also use UnsupportedOperationExceptions where appropriate, instead of
 * WotonomyExceptions.
 *
 * Revision 1.1 2006/02/16 13:19:57 cgruber Check in all sources in
 * eclipse-friendly maven-enabled packages.
 *
 * Revision 1.1 2002/07/14 21:59:06 mpowers Contributions from cgruber.
 *
 * Revision 1.2 2002/06/21 22:14:30 cgruber Add a log trail
 *
 */