| /****************************************************************************** |
| * 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.gmf.runtime.common.ui.services.properties; |
| |
| import org.eclipse.gmf.runtime.common.core.service.IOperation; |
| import org.eclipse.gmf.runtime.common.core.service.IProvider; |
| |
| /** |
| * Operation which is excuted in order to apply modifiers to a property source provided by a provider |
| * |
| * @author nbalaba |
| * @canBeSeenBy %partners |
| */ |
| public class ApplyModifiersOperation |
| implements IOperation { |
| |
| /** A property source that will be put through the modifiers */ |
| protected ICompositePropertySource propertySource; |
| |
| /** |
| * Create a new operation object |
| * |
| * @param propertySource - a property source that will be put through the modifiers |
| */ |
| public ApplyModifiersOperation(ICompositePropertySource propertySource) { |
| super(); |
| this.propertySource = propertySource; |
| } |
| |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gmf.runtime.common.core.service.IOperation#execute(org.eclipse.gmf.runtime.common.core.service.IProvider) |
| */ |
| public Object execute(IProvider provider) { |
| assert null != provider : "provider cannot be null"; //$NON-NLS-1$ |
| |
| if (provider instanceof IPropertiesModifier) |
| ((IPropertiesModifier) provider).apply(getPropertySource()); |
| |
| return getPropertySource(); |
| } |
| |
| /** |
| * @return - Returns the propertySource. |
| */ |
| public ICompositePropertySource getPropertySource() { |
| return propertySource; |
| } |
| } |