/*******************************************************************************
* Copyright (c) 2008, 2011 Obeo.
* 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:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.emf.eef.runtime.ui.gwt.command;
import java.util.Collection;
import java.util.Collections;
import org.eclipse.emf.common.command.AbstractCommand;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.edit.domain.EditingDomain;
/**
* @author glefur
*
*/
public class CreateResourceCommand extends AbstractCommand{
private Collection<?> affectedObjects;
private Resource resource;
private EditingDomain editingDomain;
private String value;
/**
* @param editingDomain
*/
public CreateResourceCommand(EditingDomain editingDomain, String value) {
super();
this.editingDomain = editingDomain;
this.value = value;
}
@Override
protected boolean prepare() {
return true;
}
public void redo() {
editingDomain.getResourceSet().getResources().add(resource);
affectedObjects = Collections.singleton(resource);
}
@Override
public void undo() {
editingDomain.getResourceSet().getResources().remove(resource);
affectedObjects = Collections.singleton(editingDomain.getResourceSet());
}
public void execute() {
resource = editingDomain.getResourceSet().createResource(URI.createURI(value));
resource.getContents().clear();
affectedObjects = Collections.singleton(resource);
}
@Override
public Collection<?> getAffectedObjects() {
return affectedObjects;
}
}