bundles/org.eclipse.ui.workbench/Eclipse UI/org/eclipse/ui/internal/WorkingSetFactory.java

/*******************************************************************************
 * Copyright (c) 2000, 2003 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials 
 * are made available under the terms of the Common Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.ui.internal;

import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.ui.IElementFactory;
import org.eclipse.ui.IMemento;

/**
 * A WorkingSetFactory is used to recreate a persisted WorkingSet 
 * object.
 *
 * @see IElementFactory
 */
public class WorkingSetFactory implements IElementFactory {

	/**
	 * Implements IElementFactory.
	 * 
	 * @see IElementFactory#createElement(IMemento)
	 */
	public IAdaptable createElement(IMemento memento) {
		String workingSetName = memento.getString(IWorkbenchConstants.TAG_NAME);
		String workingSetEditPageId = memento.getString(IWorkbenchConstants.TAG_EDIT_PAGE_ID);
		
		if (workingSetName == null)
			return null;

		WorkingSet workingSet = new WorkingSet(workingSetName, memento);
		if (workingSetEditPageId != null) {
			workingSet.setId(workingSetEditPageId);
		}
		else {
			// working sets created with builds 20020418 and 20020419 will not
			// have an edit page id. fix this automatically.
			workingSet.setId("org.eclipse.ui.resourceWorkingSetPage"); //$NON-NLS-1$
		}
		return workingSet;
	}
}