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/*******************************************************************************
* Copyright (c) 2004 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.wst.command.internal.env.core;
import org.eclipse.wst.command.internal.env.core.data.DataMappingRegistry;
/**
* CommandManagers help manage the lifecycle of Commands.
*/
public interface CommandManager
{
/**
* Returns true if this CommandManager is capable of undoing
* Commands. Some CommandManagers and Environments may be of
* a sort that will never undo() Commands. Command.execute()
* methods should take advantage of this method to optimize
* out any caching logic whenever this method returns false.
*/
public boolean isUndoEnabled ();
// There's probably more, like factory methods for creating
// Undo/Redo stacks and stuff like that.
public DataMappingRegistry getMappingRegistry();
}
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