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/*****************************************************************************
* Copyright (c) 2016 CEA LIST 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:
* CEA LIST - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.propertylifecycle.processors;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.gmf.runtime.common.core.command.CompositeCommand;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.emf.type.core.requests.AbstractEditCommandRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ConfigureRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.CreateRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
import org.eclipse.papyrus.propertylifecycle.commands.LifecycleSetCommand;
import org.eclipse.papyrus.propertylifecycle.utils.CommandValueProcessor;
import org.eclipse.papyrus.uml.propertylifecycle.Activator;
import org.eclipse.uml2.uml.Association;
import org.eclipse.uml2.uml.Classifier;
import org.eclipse.uml2.uml.Property;
/**
*
*/
public class AssociationProcessor implements CommandValueProcessor {
Association association;
@Override
public ICommand setValueFromRequest(String featureLabel, boolean isImmutable, AbstractEditCommandRequest request) {
return setName(request, isImmutable);
}
public AssociationProcessor() {
}
public ICommand setName(AbstractEditCommandRequest request, boolean isImmutable) {
if (isImmutable) {
Activator.log.trace(Activator.PLCSTRATEGY_TRACE, "isJambon: " + isImmutable);
} else {
Activator.log.trace(Activator.PLCSTRATEGY_TRACE, "isJambon: " + isImmutable);
}
ICommand gmfCommand = null;
if (request instanceof ConfigureRequest) {
ConfigureRequest confRequest = (ConfigureRequest) request;
association = (Association) confRequest.getElementToConfigure();
Classifier sourceType = getSourceOwnerType(confRequest);
Classifier targetType = getTargetOwnerType(confRequest);
String initializedName = "A_" + sourceType.getName() + "_" + targetType.getName();//$NON-NLS-1$ //$NON-NLS-2$
EStructuralFeature feature = association.eClass().getEStructuralFeature("name");
ICommand setCommand = new LifecycleSetCommand("AssociationConfigure", association, feature, initializedName);
gmfCommand = CompositeCommand.compose(gmfCommand, setCommand);
}
if (request instanceof ReorientRelationshipRequest) {
ReorientRelationshipRequest reorientRequest = (ReorientRelationshipRequest) request;
association = (Association) reorientRequest.getRelationship();
EStructuralFeature feature = association.eClass().getEStructuralFeature("name");
if (association == null || feature == null) {
return gmfCommand;
}
Property sourceProperty = association.getMemberEnds().get(1);
Property targetProperty = association.getMemberEnds().get(0);
String initializedName = null;
if (reorientRequest.getDirection() == ReorientRelationshipRequest.REORIENT_SOURCE) {
sourceProperty.setName(getReorientOwnerType(reorientRequest).getName().toLowerCase());
initializedName = "A_" + getReorientOwnerType(reorientRequest).getName() + "_" + targetProperty.getType().getName();
}
if (reorientRequest.getDirection() == ReorientRelationshipRequest.REORIENT_TARGET) {
targetProperty.setName(getReorientOwnerType(reorientRequest).getName().toLowerCase());
initializedName = "A_" + sourceProperty.getType().getName() + "_" + getReorientOwnerType(reorientRequest).getName();
}
// The strategies will be browsed by this setRequest and a command will be constructed in the PropertyProcessor if any match
ICommand setCommand = new LifecycleSetCommand("AssociationReorient", association, feature, initializedName);
gmfCommand = CompositeCommand.compose(gmfCommand, setCommand);
}
return gmfCommand;
}
/**
* This method provides the new owner type
*
* @param request
* The {@link ConfigureRequest}
* @return
* The Classifier owning the new end or null if none exists
*/
protected Classifier getReorientOwnerType(ReorientRelationshipRequest request) {
Object paramObject = request.getNewRelationshipEnd();
if (paramObject instanceof Classifier) {
return (Classifier) paramObject;
}
return null;
}
/**
* This method provides the source type
*
* @param request
* The {@link ConfigureRequest}
* @return
* The Classifier owning the new end or null if none exists
*/
protected Classifier getSourceOwnerType(ConfigureRequest request) {
Object paramObject = request.getParameter(CreateRelationshipRequest.SOURCE);
if (paramObject instanceof Classifier) {
return (Classifier) paramObject;
}
return null;
}
/**
* This method provides the target type
*
* @param request
* The {@link ConfigureRequest}
* @return
* The Classifier owning the new end or null if none exists
*/
protected Classifier getTargetOwnerType(ConfigureRequest request) {
Object paramObject = request.getParameter(CreateRelationshipRequest.TARGET);
if (paramObject instanceof Classifier) {
return (Classifier) paramObject;
}
return null;
}
}
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