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/*
* Copyright (c) 2012 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
*/
package org.eclipse.papyrus.uml.diagram.timing.edit.commands;
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.emf.type.core.commands.EditElementCommand;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRequest;
import org.eclipse.papyrus.uml.diagram.timing.edit.policies.UMLBaseItemSemanticEditPolicy;
import org.eclipse.uml2.uml.Element;
import org.eclipse.uml2.uml.Interaction;
import org.eclipse.uml2.uml.Message;
import org.eclipse.uml2.uml.MessageEnd;
/**
* @generated
*/
@SuppressWarnings("all")
// disable warnings on generated code
public class MessageLostReorientCommand extends EditElementCommand {
/**
* @generated
*/
private final int reorientDirection;
/**
* @generated
*/
private final EObject oldEnd;
/**
* @generated
*/
private final EObject newEnd;
/**
* @generated
*/
public MessageLostReorientCommand(final ReorientRelationshipRequest request) {
super(request.getLabel(), request.getRelationship(), request);
this.reorientDirection = request.getDirection();
this.oldEnd = request.getOldRelationshipEnd();
this.newEnd = request.getNewRelationshipEnd();
}
/**
* @generated
*/
@Override
public boolean canExecute() {
if(false == getElementToEdit() instanceof Message) {
return false;
}
if(this.reorientDirection == ReorientRequest.REORIENT_SOURCE) {
return canReorientSource();
}
if(this.reorientDirection == ReorientRequest.REORIENT_TARGET) {
return canReorientTarget();
}
return false;
}
/**
* @generated
*/
protected boolean canReorientSource() {
if(!(this.oldEnd instanceof MessageEnd && this.newEnd instanceof MessageEnd)) {
return false;
}
final Element target = getLink().getOwner();
if(!(getLink().eContainer() instanceof Interaction)) {
return false;
}
final Interaction container = (Interaction)getLink().eContainer();
return UMLBaseItemSemanticEditPolicy.getLinkConstraints().canExistMessage_50(container, getLink(), getNewSource(), target);
}
/**
* @generated
*/
protected boolean canReorientTarget() {
if(!(this.oldEnd instanceof Element && this.newEnd instanceof Element)) {
return false;
}
final MessageEnd source = getLink().getReceiveEvent();
if(!(getLink().eContainer() instanceof Interaction)) {
return false;
}
final Interaction container = (Interaction)getLink().eContainer();
return UMLBaseItemSemanticEditPolicy.getLinkConstraints().canExistMessage_50(container, getLink(), source, getNewTarget());
}
/**
* @generated
*/
@Override
protected CommandResult doExecuteWithResult(final IProgressMonitor monitor, final IAdaptable info) throws ExecutionException {
if(!canExecute()) {
throw new ExecutionException("Invalid arguments in reorient link command"); //$NON-NLS-1$
}
if(this.reorientDirection == ReorientRequest.REORIENT_SOURCE) {
return reorientSource();
}
if(this.reorientDirection == ReorientRequest.REORIENT_TARGET) {
return reorientTarget();
}
throw new IllegalStateException();
}
/**
* @generated
*/
protected CommandResult reorientSource() throws ExecutionException {
getLink().setReceiveEvent(getNewSource());
return CommandResult.newOKCommandResult(getLink());
}
/**
* @generated
*/
protected CommandResult reorientTarget() throws ExecutionException {
throw new UnsupportedOperationException();
}
/**
* @generated
*/
protected Message getLink() {
return (Message)getElementToEdit();
}
/**
* @generated
*/
protected MessageEnd getOldSource() {
return (MessageEnd)this.oldEnd;
}
/**
* @generated
*/
protected MessageEnd getNewSource() {
return (MessageEnd)this.newEnd;
}
/**
* @generated
*/
protected Element getOldTarget() {
return (Element)this.oldEnd;
}
/**
* @generated
*/
protected Element getNewTarget() {
return (Element)this.newEnd;
}
}
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