| /****************************************************************************** |
| * Copyright (c) 2005 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.gmf.examples.runtime.common.service.providers; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.gmf.examples.runtime.common.service.application.CreateWidgetOperation; |
| import org.eclipse.gmf.examples.runtime.common.service.application.IWidgetProvider; |
| import org.eclipse.gmf.runtime.common.core.service.AbstractProvider; |
| import org.eclipse.gmf.runtime.common.core.service.IOperation; |
| |
| /** |
| * Widget provider which provides for Widget order sizes between 50 and 5000. |
| * |
| */ |
| public class WidgetProvider |
| extends AbstractProvider |
| implements IWidgetProvider { |
| |
| /** |
| * Returns <code>true</code> if the operation is a CreateWidgetOperation with |
| * an order size between 50 and 5000 widgets. |
| * @see org.eclipse.gmf.runtime.common.core.service.IProvider#provides(org.eclipse.gmf.runtime.common.core.service.IOperation) |
| */ |
| public boolean provides(IOperation operation) { |
| if (operation instanceof CreateWidgetOperation) { |
| int orderSize = ((CreateWidgetOperation)operation).getOrderSize(); |
| return (orderSize >= 50 && orderSize <= 5000); |
| } |
| return false; |
| } |
| |
| /** |
| * Create the number of Widgets requested. |
| * @see org.eclipse.gmf.examples.runtime.common.service.application.IWidgetProvider#createWidget(int) |
| */ |
| public Object createWidget(int orderSize) { |
| List widgets = new ArrayList(orderSize); |
| for (int i = 0; i < orderSize; i++) { |
| widgets.add(i, "Widget");//$NON-NLS-1$ |
| } |
| return widgets; |
| } |
| } |