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/*****************************************************************************
* Copyright (c) 2013 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
*
* Contributors:
* Ansgar Radermacher ansgar.radermacher@cea.fr
*
*****************************************************************************/
package org.eclipse.papyrus.qompass.designer.core;
import java.io.IOException;
import java.util.Iterator;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
import org.eclipse.uml2.common.util.UML2Util;
import org.eclipse.uml2.uml.Element;
import org.eclipse.uml2.uml.Model;
import org.eclipse.uml2.uml.UMLFactory;
import org.eclipse.uml2.uml.UMLPackage;
/**
* Manages a model (and the associated resource). Allows saving this model. It uses its own static resource set.
*
*/
public class ModelManagement {
/**
* Create a new model and associate it with a temporary
* resource
*/
public ModelManagement() {
getResourceSet();
model = UMLFactory.eINSTANCE.createModel();
resource = resourceSet.createResource(URI.createURI("temp.uml")); //$NON-NLS-1$
resource.getContents().add(model);
}
public void dispose() {
if (model != null) {
model.destroy();
model = null;
}
resourceSet.getResources().remove(resource);
}
/**
* provide access to the model
* @return the model amanaged by this instance of model manager
*/
public Model getModel() {
return model;
}
/**
* Save a model within the given project at a default location.
* This location is [model.name/].uml within the project root.
* @link ModelManagement.getPath
*
* @param project
* an existing project
*/
public void saveModel(IProject project) {
saveModel(getPath(project, null, null));
}
/**
* Save the model within a given project, folder and postfix
* @param project
* @param modelFolder
* @param modelPostfix
*/
public void saveModel(IProject project, String modelFolder, String modelPostfix) {
String path = this.getPath(project, modelFolder, this.getModel().getName() + modelPostfix);
this.saveModel(path);
}
/**
* Save a model using the passed path
*
* @param path A string representation of the path. It will be converted into a URI
*/
public void saveModel(String path) {
try {
URI uri = URI.createURI(path);
ResourceSetImpl resourceSet = new ResourceSetImpl();
resourceSet.getPackageRegistry().put(UMLPackage.eNS_URI, UMLPackage.eINSTANCE);
resource.setURI(uri);
EList<EObject> contents = resource.getContents();
for (Iterator<EObject> allContents = UML2Util.getAllContents(model, true, false); allContents.hasNext();) {
EObject eObject = allContents.next();
if (eObject instanceof Element) {
contents.addAll(((Element) eObject).getStereotypeApplications());
}
}
resource.save(null);
}
catch (IOException e) {
Activator.log.error(e);
}
}
/**
* Return a path based on project, folder and file name
*
* @param project
* an existing project
* @param subFolder
* a subfolder within the project (will be created, if it does not exist)
* if null, the project will be saved in the root of the project
* @param filename
* the name of the file or null (in his case, the name of the
* model with the postfix .uml is used)
*
* @return The access path to a file
*/
public String getPath(IProject project, String subFolder, String filename) {
IFile file;
if (filename == null) {
filename = model.getName() + ".uml"; //$NON-NLS-1$
}
if (subFolder != null) {
IFolder ifolder = project.getFolder(subFolder);
if (!ifolder.exists()) {
try {
ifolder.create(false, true, null);
} catch (CoreException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
file = ifolder.getFile(filename);
} else {
file = project.getFile(filename);
}
return file.getFullPath().toString();
}
/**
* return the used resource set (a singleton)
*/
public static ResourceSet getResourceSet() {
if (resourceSet == null) {
resourceSet = new ResourceSetImpl();
}
return resourceSet;
}
private static ResourceSet resourceSet = null;
private Model model;
private Resource resource;
}
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