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/*****************************************************************************
* 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.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.papyrus.sysml.blocks.BlocksPackage;
import org.eclipse.papyrus.sysml.service.types.matcher.FlowSpecificationMatcher;
import org.eclipse.papyrus.sysml.service.types.matcher.RequirementMatcher;
import org.eclipse.papyrus.uml.service.types.helper.advice.AbstractStereotypedElementEditHelperAdvice;
import org.eclipse.papyrus.uml.service.types.utils.NamedElementHelper;
import org.eclipse.uml2.uml.Element;
import org.eclipse.uml2.uml.NamedElement;
import org.eclipse.uml2.uml.util.UMLUtil;
import org.eclipse.uml2.uml.util.UMLUtil.StereotypeApplicationHelper;
/** SysML Block edit helper advice */
public class BlockEditHelperAdvice extends AbstractStereotypedElementEditHelperAdvice {
/** Default constructor */
public BlockEditHelperAdvice() {
requiredProfiles.add(UMLUtil.getProfile(BlocksPackage.eINSTANCE));
}
/**
* Check if the creation context is allowed.
*
* @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 context type
if(editContextRequest.getEditContext() instanceof Element) {
Element contextElement = (Element)editContextRequest.getEditContext();
IElementMatcher matcher;
// Cannot create a nested Block in FlowSpecification
matcher = new FlowSpecificationMatcher();
if(matcher.matches(contextElement)) {
isApproved = false;
}
// Cannot create a nested Block in Requirement
matcher = new RequirementMatcher();
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) {
protected CommandResult doExecuteWithResult(IProgressMonitor progressMonitor, IAdaptable info) throws ExecutionException {
NamedElement element = (NamedElement)request.getElementToConfigure();
if(element != null) {
StereotypeApplicationHelper.INSTANCE.applyStereotype(element, BlocksPackage.eINSTANCE.getBlock());
// Set default name
// Initialize the element name based on the created IElementType
String initializedName = NamedElementHelper.getDefaultNameWithIncrementFromBase(BlocksPackage.eINSTANCE.getBlock().getName(), element.eContainer().eContents());
element.setName(initializedName);
}
return CommandResult.newOKCommandResult(element);
}
};
}
}
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