| /***************************************************************************** |
| * Copyright (c) 2010 CEA LIST. |
| * |
| * |
| * 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: |
| * Patrick Tessier (CEA LIST) Patrick.tessier@cea.fr - Initial API and implementation |
| * |
| *****************************************************************************/ |
| package org.eclipse.papyrus.sysml.service.types.helper; |
| |
| import org.eclipse.core.commands.ExecutionException; |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.gmf.runtime.common.core.command.CommandResult; |
| import org.eclipse.gmf.runtime.common.core.command.ICommand; |
| import org.eclipse.gmf.runtime.common.core.command.UnexecutableCommand; |
| import org.eclipse.gmf.runtime.emf.type.core.IElementMatcher; |
| import org.eclipse.gmf.runtime.emf.type.core.commands.ConfigureElementCommand; |
| import org.eclipse.gmf.runtime.emf.type.core.requests.ConfigureRequest; |
| import org.eclipse.gmf.runtime.emf.type.core.requests.GetEditContextRequest; |
| import org.eclipse.gmf.runtime.emf.type.core.requests.IEditCommandRequest; |
| import org.eclipse.gmf.runtime.emf.type.core.requests.SetRequest; |
| import org.eclipse.papyrus.sysml.blocks.Block; |
| import org.eclipse.papyrus.sysml.blocks.ValueType; |
| import org.eclipse.papyrus.sysml.portandflows.FlowSpecification; |
| import org.eclipse.papyrus.sysml.portandflows.PortandflowsPackage; |
| import org.eclipse.papyrus.sysml.service.types.matcher.BlockMatcher; |
| import org.eclipse.papyrus.uml.service.types.helper.advice.AbstractStereotypedElementEditHelperAdvice; |
| import org.eclipse.papyrus.uml.service.types.utils.NamedElementHelper; |
| import org.eclipse.uml2.uml.DataType; |
| import org.eclipse.uml2.uml.Element; |
| import org.eclipse.uml2.uml.Port; |
| import org.eclipse.uml2.uml.Signal; |
| import org.eclipse.uml2.uml.UMLPackage; |
| import org.eclipse.uml2.uml.util.UMLUtil; |
| import org.eclipse.uml2.uml.util.UMLUtil.StereotypeApplicationHelper; |
| |
| /** SysML FlowPort#InOut edit helper advice */ |
| public class FlowPortEditHelperAdvice extends AbstractStereotypedElementEditHelperAdvice { |
| |
| /** Default constructor */ |
| public FlowPortEditHelperAdvice() { |
| requiredProfiles.add(PortandflowsPackage.eINSTANCE); |
| } |
| |
| /** |
| * Check if the creation context is a Block. |
| * |
| * @see org.eclipse.papyrus.sysml.service.types.helper.AbstractStereotypedElementEditHelperAdvice#approveRequest(org.eclipse.gmf.runtime.emf.type.core.requests.IEditCommandRequest) |
| * |
| * @param request |
| * @return true if the request is approved |
| */ |
| @Override |
| public boolean approveRequest(IEditCommandRequest request) { |
| boolean isApproved = super.approveRequest(request); |
| |
| if ((request != null) && (request instanceof GetEditContextRequest)) { |
| |
| // Retrieve the edit context from request |
| GetEditContextRequest editContextRequest = (GetEditContextRequest) request; |
| |
| // Test if the edit context is a Block |
| if (editContextRequest.getEditContext() instanceof Element) { |
| Element contextElement = (Element) editContextRequest.getEditContext(); |
| |
| IElementMatcher matcher = new BlockMatcher(); |
| if (!matcher.matches(contextElement)) { |
| isApproved = false; |
| } |
| } |
| } |
| |
| return isApproved; |
| } |
| |
| /** Complete creation process by applying the expected stereotype */ |
| @Override |
| protected ICommand getBeforeConfigureCommand(final ConfigureRequest request) { |
| |
| return new ConfigureElementCommand(request) { |
| |
| @Override |
| protected CommandResult doExecuteWithResult(IProgressMonitor progressMonitor, IAdaptable info) throws ExecutionException { |
| |
| Port port = (Port) request.getElementToConfigure(); |
| if (port != null) { |
| |
| // Apply FlowPort stereotype |
| StereotypeApplicationHelper.INSTANCE.applyStereotype(port, PortandflowsPackage.eINSTANCE.getFlowPort()); |
| |
| // Set default name |
| // Initialize the element name based on the created IElementType |
| String initializedName = NamedElementHelper.getDefaultNameWithIncrementFromBase(PortandflowsPackage.eINSTANCE.getFlowPort().getName().toLowerCase(), port.eContainer().eContents()); |
| port.setName(initializedName); |
| } |
| |
| return CommandResult.newOKCommandResult(port); |
| } |
| }; |
| } |
| |
| /** |
| * Restrict allowed types to {@link Block}, {@link Signal}, {@link DataType}, {@link ValueType}, {@link FlowSpecification} |
| */ |
| @Override |
| protected ICommand getBeforeSetCommand(SetRequest request) { |
| |
| // Only allow null, Block, Signal, DataType or ValueType as the new type |
| if (UMLPackage.eINSTANCE.getTypedElement_Type().equals(request.getFeature())) { |
| if (request.getValue() != null) { |
| |
| if (!(request.getValue() instanceof Element)) { |
| return UnexecutableCommand.INSTANCE; // Should not happen |
| } |
| |
| Element value = (Element) request.getValue(); |
| if ((value instanceof DataType) || (value instanceof Signal)) { |
| return null; // accept these types |
| } |
| |
| ValueType valueType = UMLUtil.getStereotypeApplication(value, ValueType.class); |
| Block block = UMLUtil.getStereotypeApplication(value, Block.class); |
| FlowSpecification flowspecification = UMLUtil.getStereotypeApplication(value, FlowSpecification.class); |
| |
| if ((block != null) || (valueType != null) || (flowspecification != null)) { |
| return null; // accept these types |
| } |
| |
| return UnexecutableCommand.INSTANCE; // forbid other types |
| } |
| } |
| |
| return null; |
| } |
| } |