| /* |
| * Copyright (c) 2006 Borland Software Corporation |
| * |
| * 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: |
| * Michael Golubev (Borland) - initial API and implementation |
| */ |
| |
| package org.eclipse.uml2.diagram.common.part; |
| |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.eclipse.gef.Request; |
| import org.eclipse.gef.requests.CreateRequest; |
| import org.eclipse.gmf.runtime.diagram.ui.requests.CreateUnspecifiedTypeConnectionRequest; |
| import org.eclipse.gmf.runtime.diagram.ui.tools.UnspecifiedTypeConnectionTool; |
| import org.eclipse.gmf.runtime.emf.type.core.IElementType; |
| |
| public abstract class CreateLinkToolBase extends UnspecifiedTypeConnectionTool { |
| public CreateLinkToolBase(List<? extends IElementType> types) { |
| super(types); |
| } |
| |
| @SuppressWarnings("unchecked") |
| protected Request createTargetRequest() { |
| CreateUnspecifiedTypeConnectionRequest request = (CreateUnspecifiedTypeConnectionRequest)super.createTargetRequest(); |
| |
| //below is the only way to propagate extended data into IEditCommandRequest#parameters |
| HashMap extendedData = new HashMap(); |
| extendedData.putAll(request.getExtendedData()); |
| extendedData.putAll(createAdditionalExtendedData()); |
| for (CreateRequest next : (List<CreateRequest>)request.getAllRequests()){ |
| next.setExtendedData(extendedData); |
| } |
| return request; |
| } |
| |
| /** |
| * Creates additional data that should be passed into IEditCommandRequest#parameters |
| * @return not <code>null</code> |
| */ |
| protected abstract Map<String, ?> createAdditionalExtendedData(); |
| |
| } |