package org.eclipse.uml2.diagram.component.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.emf.edit.domain.AdapterFactoryEditingDomain;
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.ReorientReferenceRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
import org.eclipse.uml2.diagram.common.commands.ProvidedPortLinkHelper;
import org.eclipse.uml2.diagram.component.edit.policies.UMLBaseItemSemanticEditPolicy;
import org.eclipse.uml2.diagram.component.part.UMLDiagramEditorPlugin;
import org.eclipse.uml2.uml.Interface;
import org.eclipse.uml2.uml.Port;
/**
* @generated
*/
public class PortProvidedReorientCommand extends EditElementCommand {
/**
* @generated
*/
private final int reorientDirection;
/**
* @generated
*/
private final EObject referenceOwner;
/**
* @generated
*/
private final EObject oldEnd;
/**
* @generated
*/
private final EObject newEnd;
/**
* @NOT-generated
*/
private final ProvidedPortLinkHelper myLinkHelper;
/**
* @generated NOT
*/
public PortProvidedReorientCommand(ReorientReferenceRelationshipRequest request) {
super(request.getLabel(), null, request);
reorientDirection = request.getDirection();
referenceOwner = request.getReferenceOwner();
oldEnd = request.getOldRelationshipEnd();
newEnd = request.getNewRelationshipEnd();
myLinkHelper = new ProvidedPortLinkHelper((AdapterFactoryEditingDomain) getEditingDomain(), referenceOwner, oldEnd, UMLDiagramEditorPlugin.getInstance().getPreferenceStore());
}
/**
* @generated
*/
public boolean canExecute() {
if (false == referenceOwner instanceof Port) {
return false;
}
if (reorientDirection == ReorientRelationshipRequest.REORIENT_SOURCE) {
return canReorientSource();
}
if (reorientDirection == ReorientRelationshipRequest.REORIENT_TARGET) {
return canReorientTarget();
}
return false;
}
/**
* @generated
*/
protected boolean canReorientSourceGen() {
if (!(oldEnd instanceof Interface && newEnd instanceof Port)) {
return false;
}
return UMLBaseItemSemanticEditPolicy.getLinkConstraints().canExistPortProvided_4006(getNewSource(), getOldTarget());
}
/**
* @generated NOT
*/
protected boolean canReorientSource() {
return canReorientSourceGen() && myLinkHelper.canReorientSource(getNewSource());
}
/**
* @generated
*/
protected boolean canReorientTargetGen() {
if (!(oldEnd instanceof Interface && newEnd instanceof Interface)) {
return false;
}
return UMLBaseItemSemanticEditPolicy.getLinkConstraints().canExistPortProvided_4006(getOldSource(), getNewTarget());
}
/**
* @generated NOT
*/
protected boolean canReorientTarget() {
return canReorientTargetGen() && myLinkHelper.canReorientTarget(getNewTarget());
}
/**
* @generated
*/
protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
if (!canExecute()) {
throw new ExecutionException("Invalid arguments in reorient link command"); //$NON-NLS-1$
}
if (reorientDirection == ReorientRelationshipRequest.REORIENT_SOURCE) {
return reorientSource();
}
if (reorientDirection == ReorientRelationshipRequest.REORIENT_TARGET) {
return reorientTarget();
}
throw new IllegalStateException();
}
/**
* @generated NOT
*/
protected CommandResult reorientSource() throws ExecutionException {
myLinkHelper.reorientSource(getNewSource());
return CommandResult.newOKCommandResult(referenceOwner);
}
/**
* @generated NOT
*/
protected CommandResult reorientTarget() throws ExecutionException {
myLinkHelper.reorientTarget(getNewTarget());
return CommandResult.newOKCommandResult(referenceOwner);
}
/**
* @generated
*/
protected Port getOldSource() {
return (Port) referenceOwner;
}
/**
* @generated
*/
protected Port getNewSource() {
return (Port) newEnd;
}
/**
* @generated
*/
protected Interface getOldTarget() {
return (Interface) oldEnd;
}
/**
* @generated
*/
protected Interface getNewTarget() {
return (Interface) newEnd;
}
}