| /** |
| * <copyright> |
| * Copyright (c) 2008, 2012 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 |
| * </copyright> |
| */ |
| |
| package org.eclipse.bpel.ui.commands; |
| |
| import org.eclipse.bpel.model.BPELFactory; |
| import org.eclipse.bpel.model.MessageExchange; |
| import org.eclipse.bpel.model.Process; |
| import org.eclipse.bpel.model.Scope; |
| import org.eclipse.bpel.ui.IBPELUIConstants; |
| import org.eclipse.bpel.ui.util.ModelHelper; |
| import org.eclipse.emf.common.util.EList; |
| import org.eclipse.emf.ecore.EObject; |
| |
| /** |
| * Add messageExchange to process |
| * |
| * @author Miriam Grundig (MGrundig@de.ibm.com) |
| */ |
| public class AddMessageExchangeCommand extends AddToListCommand { |
| |
| Process process; |
| Scope scope; |
| |
| public AddMessageExchangeCommand (EObject eObj, MessageExchange messageExchange) { |
| super(ModelHelper.getContainingScope( eObj ), messageExchange, IBPELUIConstants.CMD_ADD_MESSAGEEXCHANGE); |
| if (target instanceof Process) { |
| this.process = (Process)target; |
| } else if (target instanceof Scope) { |
| this.scope = (Scope)target; |
| } |
| } |
| |
| /** |
| * List in which to insert new element |
| */ |
| @Override |
| protected EList<MessageExchange> getList() { |
| if (process != null) { |
| if (process.getMessageExchanges() != null) |
| return process.getMessageExchanges().getChildren(); |
| else return null; |
| } else if (scope != null) { |
| if(scope.getMessageExchanges() != null) |
| return scope.getMessageExchanges().getChildren(); |
| else return null; |
| } |
| throw new IllegalStateException("Container must either be a scope or a process"); //$NON-NLS-1$ |
| } |
| |
| /** |
| * Called before adding to the list, if getList() returns null or if it returns an empty list. |
| */ |
| @Override |
| protected void createList() { |
| if (process != null) { |
| if (process.getMessageExchanges() == null) |
| process.setMessageExchanges(BPELFactory.eINSTANCE.createMessageExchanges()); |
| } else if (scope != null) { |
| if(scope.getMessageExchanges() == null) |
| scope.setMessageExchanges(BPELFactory.eINSTANCE.createMessageExchanges()); |
| } |
| } |
| } |