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/*****************************************************************************
* Copyright (c) 2017 - 2018 CEA LIST, EclipseSource and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* CEA LIST - Initial API and implementation
* Vincent Lorenzo (CEA LIST) - vincent.lorenzo@cea.fr - bug 527259
* EclipseSource - Bug 536488, 536489
*****************************************************************************/
package org.eclipse.papyrus.uml.service.types.helper.advice;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gmf.runtime.common.core.command.CommandResult;
import org.eclipse.gmf.runtime.common.core.command.CompositeCommand;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
import org.eclipse.gmf.runtime.emf.type.core.commands.SetValueCommand;
import org.eclipse.gmf.runtime.emf.type.core.requests.ConfigureRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.SetRequest;
import org.eclipse.papyrus.uml.tools.utils.NamedElementUtil;
import org.eclipse.uml2.uml.Duration;
import org.eclipse.uml2.uml.DurationConstraint;
import org.eclipse.uml2.uml.DurationInterval;
import org.eclipse.uml2.uml.Element;
import org.eclipse.uml2.uml.Interaction;
import org.eclipse.uml2.uml.OccurrenceSpecification;
import org.eclipse.uml2.uml.UMLFactory;
import org.eclipse.uml2.uml.UMLPackage.Literals;
/**
* @since 3.0
*
*/
public class DurationConstraintEditHelperAdvice extends AbstractOccurrenceLinkEditHelperAdvice {
/**
* Add Duration value to the created Duration Interval
* Set name with prefix
*
* @param durationInterval
*/
private void initDurationInterval(final DurationInterval durationInterval) {
// create, add and set the min and max duration of the duration interval
org.eclipse.uml2.uml.Package parent = durationInterval.getNearestPackage();
Duration minDuration = UMLFactory.eINSTANCE.createDuration();
Duration maxDuration = UMLFactory.eINSTANCE.createDuration();
parent.getPackagedElements().add(minDuration);
parent.getPackagedElements().add(maxDuration);
String nameMin = NamedElementUtil.getDefaultNameWithIncrement("Min", minDuration, minDuration.getNearestPackage().getPackagedElements());// $NON-NLS-0$
String nameMax = NamedElementUtil.getDefaultNameWithIncrement("Max", maxDuration, maxDuration.getNearestPackage().getPackagedElements());// $NON-NLS-0$
minDuration.setName(nameMin);
maxDuration.setName(nameMax);
durationInterval.setMin(minDuration);
durationInterval.setMax(maxDuration);
minDuration.setExpr(UMLFactory.eINSTANCE.createLiteralInteger());
maxDuration.setExpr(UMLFactory.eINSTANCE.createLiteralInteger());
}
/**
* <p>
* Configure the new DurationConstraint with
* </p>
*
* @return
*/
@Override
protected ICommand getAfterConfigureCommand(ConfigureRequest request) {
ICommand composite = new CompositeCommand("After Configure Command of DurationConstraint");// $NON-NLS-0$
ICommand afterConfigureCommand = super.getAfterConfigureCommand(request);
if (null != afterConfigureCommand && afterConfigureCommand.canExecute()) {
composite.compose(afterConfigureCommand);
}
EObject toConfigure = request.getElementToConfigure();
if (false == toConfigure instanceof DurationConstraint) {
return composite;
}
DurationConstraint constraint = (DurationConstraint) toConfigure;
// Create the command to initialize Duration Interval in case of Duration Constraint
final ICommand initInterval = new AbstractTransactionalCommand(request.getEditingDomain(), "Init DurationConstraint Specification", null) { //$NON-NLS-1$
@Override
protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
if (constraint.getSpecification() instanceof DurationInterval) {
// initialize Duration Interval
initDurationInterval((DurationInterval) constraint.getSpecification());
}
return CommandResult.newOKCommandResult();
}
};
composite.compose(initInterval);
// Create the command to initialize the ConstrainedElement (Multiplicity [1..2]
Element source = getSourceElement(request);
Element target = getTargetElement(request);
if (source != null && target != null) {
final ICommand initConstrainedElements = new AbstractTransactionalCommand(request.getEditingDomain(), "Init DurationConstraint constrained elements", null) {
@Override
protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
constraint.getConstrainedElements().add(0, source);
if (target != source) {
constraint.getConstrainedElements().add(1, target);
}
return CommandResult.newOKCommandResult();
}
};
composite.compose(initConstrainedElements);
}
return composite;
}
@Override
protected ICommand getAfterReorientRelationshipCommand(ReorientRelationshipRequest request) {
EObject relationship = request.getRelationship();
if (relationship instanceof DurationConstraint) {
DurationConstraint constraint = (DurationConstraint) relationship;
EObject newEnd = request.getNewRelationshipEnd();
if (newEnd instanceof OccurrenceSpecification) {
OccurrenceSpecification newOccurrence = (OccurrenceSpecification) newEnd;
List<Element> values = new ArrayList<>(constraint.getConstrainedElements());
if (request.getDirection() == ReorientRelationshipRequest.REORIENT_SOURCE) {
if (values.isEmpty()) {
values.add(newOccurrence);
} else if (values.size() == 1) {
values.add(0, newOccurrence);
} else if (values.get(0) == newOccurrence) {
return null;
} else {
values.set(0, newOccurrence);
}
} else { // Reorient Target
if (values.isEmpty()) {
values.add(newOccurrence);
} else if (values.size() == 1) {
values.add(newOccurrence);
} else if (values.get(1) == newOccurrence) {
return null;
} else {
values.set(1, newOccurrence);
}
}
SetRequest setRequest = new SetRequest(constraint, Literals.CONSTRAINT__CONSTRAINED_ELEMENT, values);
return new SetValueCommand(setRequest);
}
}
return super.getAfterReorientRelationshipCommand(request);
}
/**
* @see org.eclipse.papyrus.uml.service.types.helper.advice.AbstractDurationEditHelperAdvice#getCreationContainer(org.eclipse.uml2.uml.Element)
*
* @param targetElement
* @return
*/
@Override
protected Element getCreationContainer(Element targetElement) {
return findInteraction(targetElement);
}
protected Interaction findInteraction(Element source) {
Element element = source;
while (element != null) {
if (element instanceof Interaction) {
return (Interaction) element;
}
element = element.getOwner();
}
return null;
}
}
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