| /****************************************************************************** |
| * Copyright (c) 2002, 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.parser; |
| |
| import org.eclipse.core.runtime.IAdaptable; |
| |
| import org.eclipse.gmf.runtime.common.core.service.IOperation; |
| import org.eclipse.gmf.runtime.common.core.service.IProvider; |
| |
| /** |
| * Operation to get a parser using an IAdaptable hint for the parser to be used |
| */ |
| public class GetParserOperation |
| implements IOperation { |
| |
| /** |
| * Hint for the parser to be used |
| */ |
| private final IAdaptable hint; |
| |
| /** |
| * Method GetParserOperation. |
| * |
| * @param hint IAdaptable hint for the parser to be used |
| */ |
| protected GetParserOperation(IAdaptable hint) { |
| assert null!=hint : "GetParserOperation constoructor received NULL as argument"; //$NON-NLS-1$ |
| |
| this.hint = hint; |
| } |
| |
| /** |
| * @see org.eclipse.gmf.runtime.common.core.service.IOperation#execute(org.eclipse.gmf.runtime.common.core.service.IProvider) |
| */ |
| public Object execute(IProvider provider) { |
| return ((IParserProvider) provider).getParser(getHint()); |
| } |
| |
| /** |
| * Method getHint. |
| * @return IAdaptable |
| */ |
| public final IAdaptable getHint() { |
| return hint; |
| } |
| } |