LifelineItemSemanticEditPolicy.java example

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/*****************************************************************************
 * Copyright (c) 2009 CEA
 *
 *    
 * 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:
 *   Atos Origin - Initial API and implementation
 *
 *****************************************************************************/
package org.eclipse.papyrus.uml.diagram.sequence.edit.policies;

import org.eclipse.emf.ecore.EObject;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.commands.UnexecutableCommand;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.diagram.ui.commands.ICommandProxy;
import org.eclipse.gmf.runtime.emf.type.core.requests.CreateElementRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.CreateRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientReferenceRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
import org.eclipse.papyrus.infra.services.edit.service.ElementEditServiceUtils;
import org.eclipse.papyrus.infra.services.edit.service.IElementEditService;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.ActionExecutionSpecificationCreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.BehaviorExecutionSpecificationCreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.CombinedFragment2CreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.CommentAnnotatedElementCreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.CommentAnnotatedElementReorientCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.ConstraintConstrainedElementCreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.ConstraintConstrainedElementReorientCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.DestructionOccurrenceSpecificationCreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.DurationConstraintCreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.GeneralOrderingCreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.GeneralOrderingReorientCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.LifelineCreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.Message2CreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.Message2ReorientCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.Message3CreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.Message3ReorientCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.Message4CreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.Message4ReorientCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.Message5CreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.Message5ReorientCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.Message6CreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.Message6ReorientCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.Message7CreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.Message7ReorientCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.MessageCreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.MessageReorientCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.StateInvariantCreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.commands.TimeConstraintCreateCommand;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.CommentAnnotatedElementEditPart;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.ConstraintConstrainedElementEditPart;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.GeneralOrderingEditPart;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.LifelineEditPart;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.Message2EditPart;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.Message3EditPart;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.Message4EditPart;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.Message5EditPart;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.Message6EditPart;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.Message7EditPart;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.MessageEditPart;
import org.eclipse.papyrus.uml.diagram.sequence.providers.UMLElementTypes;
import org.eclipse.papyrus.uml.diagram.sequence.util.LifelineMessageCreateHelper;
import org.eclipse.uml2.uml.OccurrenceSpecification;

/**
 * @generated
 */
public class LifelineItemSemanticEditPolicy extends UMLBaseItemSemanticEditPolicy {

	/**
	 * @generated
	 */
	public LifelineItemSemanticEditPolicy() {
		super(UMLElementTypes.Lifeline_3001);
	}

	/**
	 * Generated not for add lifelines on lifeline
	 * 
	 * @generated NOT
	 *            (update at each lifeline modification) add lifelines, add DurationObservation/Constraint
	 */
	protected Command getCreateCommand(CreateElementRequest req) {
		if(UMLElementTypes.ActionExecutionSpecification_3006 == req.getElementType()) {
			return getGEFWrapper(new ActionExecutionSpecificationCreateCommand(req));
		}
		if(UMLElementTypes.BehaviorExecutionSpecification_3003 == req.getElementType()) {
			return getGEFWrapper(new BehaviorExecutionSpecificationCreateCommand(req));
		}
		if(UMLElementTypes.StateInvariant_3017 == req.getElementType()) {
			return getGEFWrapper(new StateInvariantCreateCommand(req));
		}
		if(UMLElementTypes.CombinedFragment_3018 == req.getElementType()) {
			return getGEFWrapper(new CombinedFragment2CreateCommand(req));
		}
		if(UMLElementTypes.TimeConstraint_3019 == req.getElementType()) {
			return getGEFWrapper(new TimeConstraintCreateCommand(req));
		}
//Fix https://bugs.eclipse.org/bugs/show_bug.cgi?id=364826		
//		if(UMLElementTypes.TimeObservation_3020 == req.getElementType()) {
//			return getGEFWrapper(new TimeObservationCreateCommand(req));
//		}
		if(UMLElementTypes.DurationConstraint_3021 == req.getElementType()) {
			return getGEFWrapper(new DurationConstraintCreateCommand(req));
		}
		if(UMLElementTypes.DestructionOccurrenceSpecification_3022 == req.getElementType()) {
			return getGEFWrapper(new DestructionOccurrenceSpecificationCreateCommand(req));
		}
		//add lifelines
		if(UMLElementTypes.Lifeline_3001 == req.getElementType()) {
			LifelineEditPart lifelineEditPart = (LifelineEditPart)getHost();
			if(lifelineEditPart.isInlineCapability()) {
				LifelineCreateCommand cmd = new LifelineCreateCommand(req);
				cmd.setAvailableProperties(lifelineEditPart.getAvailableProperties());
				return getGEFWrapper(cmd);
			}
		}
		//add DurationObservation/Constraint
		if(UMLElementTypes.DurationConstraint_3023 == req.getElementType()) {
			return getGEFWrapper(new DurationConstraintCreateCommand(req));
		}
//		Fix https://bugs.eclipse.org/bugs/show_bug.cgi?id=364826			
//		if(UMLElementTypes.DurationObservation_3024 == req.getElementType()) {
//			return getGEFWrapper(new DurationObservationCreateCommand(req));
//		}
		return super.getCreateCommand(req);
	}

	/**
	 * @generated
	 */
	protected Command getDestroyElementCommand(DestroyElementRequest req) {
		EObject selectedEObject = req.getElementToDestroy();
		IElementEditService provider = ElementEditServiceUtils.getCommandProvider(selectedEObject);
		if(provider != null) {
			// Retrieve delete command from the Element Edit service
			ICommand deleteCommand = provider.getEditCommand(req);

			if(deleteCommand != null) {
				Command command = new ICommandProxy(deleteCommand);
				command = LifelineMessageCreateHelper.restoreLifelineOnDelete(command, (LifelineEditPart) getHost());		
				return command;
			}
		}
		return UnexecutableCommand.INSTANCE;
	}

	/**
	 * @generated
	 */
	protected Command getCreateRelationshipCommand(CreateRelationshipRequest req) {
		Command command = req.getTarget() == null ? getStartCreateRelationshipCommand(req) : getCompleteCreateRelationshipCommand(req);
		return command != null ? command : super.getCreateRelationshipCommand(req);
	}

	/**
	 * @generated NOT
	 *            (update at each lifeline modification) add general ordering
	 */
	protected Command getStartCreateRelationshipCommand(CreateRelationshipRequest req) {
		if(UMLElementTypes.Message_4003 == req.getElementType()) {
			return getGEFWrapper(new MessageCreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.Message_4004 == req.getElementType()) {
			return getGEFWrapper(new Message2CreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.Message_4005 == req.getElementType()) {
			return getGEFWrapper(new Message3CreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.Message_4006 == req.getElementType()) {
			return getGEFWrapper(new Message4CreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.Message_4007 == req.getElementType()) {
			return getGEFWrapper(new Message5CreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.Message_4008 == req.getElementType()) {
			return getGEFWrapper(new Message6CreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.Message_4009 == req.getElementType()) {
			return getGEFWrapper(new Message7CreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.CommentAnnotatedElement_4010 == req.getElementType()) {
			return null;
		}
		if(UMLElementTypes.ConstraintConstrainedElement_4011 == req.getElementType()) {
			return null;
		}
		//add general ordering
		if(UMLElementTypes.GeneralOrdering_4012 == req.getElementType()) {
			return getGEFWrapper(new GeneralOrderingCreateCommand(req, req.getSource(), req.getTarget()));
		}
		return null;
	}

	/**
	 * @generated NOT
	 *            (update at each lifeline modification) add general ordering
	 */
	protected Command getCompleteCreateRelationshipCommand(CreateRelationshipRequest req) {
		if(UMLElementTypes.Message_4003 == req.getElementType()) {
			return getGEFWrapper(new MessageCreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.Message_4004 == req.getElementType()) {
			return getGEFWrapper(new Message2CreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.Message_4005 == req.getElementType()) {
			return getGEFWrapper(new Message3CreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.Message_4006 == req.getElementType()) {
			return getGEFWrapper(new Message4CreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.Message_4007 == req.getElementType()) {
			return getGEFWrapper(new Message5CreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.Message_4008 == req.getElementType()) {
			return getGEFWrapper(new Message6CreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.Message_4009 == req.getElementType()) {
			return getGEFWrapper(new Message7CreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.CommentAnnotatedElement_4010 == req.getElementType()) {
			return getGEFWrapper(new CommentAnnotatedElementCreateCommand(req, req.getSource(), req.getTarget()));
		}
		if(UMLElementTypes.ConstraintConstrainedElement_4011 == req.getElementType()) {
			return getGEFWrapper(new ConstraintConstrainedElementCreateCommand(req, req.getSource(), req.getTarget()));
		}
		//add general ordering
		if(UMLElementTypes.GeneralOrdering_4012 == req.getElementType()) {
			return getGEFWrapper(new GeneralOrderingCreateCommand(req, req.getSource(), req.getTarget()));
		}
		return null;
	}

	/**
	 * Returns command to reorient EClass based link. New link target or source should be the domain
	 * model element associated with this node.
	 * 
	 * @generated NOT
	 *            (update at each lifeline modification) add general ordering
	 */
	protected Command getReorientRelationshipCommand(ReorientRelationshipRequest req) {
		switch(getVisualID(req)) {
		case MessageEditPart.VISUAL_ID:
			return getGEFWrapper(new MessageReorientCommand(req));
		case Message2EditPart.VISUAL_ID:
			return getGEFWrapper(new Message2ReorientCommand(req));
		case Message3EditPart.VISUAL_ID:
			return getGEFWrapper(new Message3ReorientCommand(req));
		case Message4EditPart.VISUAL_ID:
			return getGEFWrapper(new Message4ReorientCommand(req));
		case Message5EditPart.VISUAL_ID:
			return getGEFWrapper(new Message5ReorientCommand(req));
		case Message6EditPart.VISUAL_ID:
			return getGEFWrapper(new Message6ReorientCommand(req));
		case Message7EditPart.VISUAL_ID:
			return getGEFWrapper(new Message7ReorientCommand(req));
			//add general ordering
		case GeneralOrderingEditPart.VISUAL_ID:
			if(req.getNewRelationshipEnd() instanceof OccurrenceSpecification) {
				return getGEFWrapper(new GeneralOrderingReorientCommand(req));
			} else {
				return null;
			}
		}
		return super.getReorientRelationshipCommand(req);
	}

	/**
	 * Returns command to reorient EReference based link. New link target or source
	 * should be the domain model element associated with this node.
	 * 
	 * @generated
	 */
	protected Command getReorientReferenceRelationshipCommand(ReorientReferenceRelationshipRequest req) {
		switch(getVisualID(req)) {
		case CommentAnnotatedElementEditPart.VISUAL_ID:
			return getGEFWrapper(new CommentAnnotatedElementReorientCommand(req));
		case ConstraintConstrainedElementEditPart.VISUAL_ID:
			return getGEFWrapper(new ConstraintConstrainedElementReorientCommand(req));
		}
		return super.getReorientReferenceRelationshipCommand(req);
	}

}