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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:
* Remi Schnekenburger (CEA LIST) - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.profile.externalresource.model;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.eclipse.core.runtime.IPath;
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.xmi.XMIResource;
import org.eclipse.papyrus.infra.core.resource.AbstractBaseModel;
import org.eclipse.papyrus.infra.core.resource.AbstractModel;
import org.eclipse.papyrus.infra.core.resource.IModel;
import org.eclipse.papyrus.infra.core.resource.IModelSnippet;
import org.eclipse.papyrus.infra.core.resource.ModelUtils;
import org.eclipse.papyrus.infra.core.resource.NotFoundException;
import org.eclipse.papyrus.uml.profile.externalresource.Activator;
import org.eclipse.papyrus.uml.profile.externalresource.helper.IStereotypeApplicationLocationStrategy;
import org.eclipse.papyrus.uml.profile.externalresource.helper.PapyrusStereotypeApplicationHelper;
import org.eclipse.papyrus.uml.tools.model.UmlModel;
import org.eclipse.uml2.uml.resource.UMLResource;
/**
* Model to manage stereotype applications in external resources.
*/
public class StereotypeApplicationExternalResourceModel extends AbstractModel implements IModel {
/** identifier of this IModel */
public static final String ID = "ExternalStereotypeApplicationModel";
/** list of resources for stereotype applications */
protected List<Resource> profileApplicationResources = new ArrayList<Resource>();
/** stores the root URI that was used to load all the manage resources */
protected URI rootURI;
/**
* {@inheritDoc}
*/
@Override
public String getIdentifier() {
return ID;
}
/**
* {@inheritDoc}
*/
@Override
public void createModel(IPath fullPath) {
// throw new UnsupportedOperationException("CreateModel_IPath is not supported for " + getClass().getCanonicalName());
}
/**
* {@inheritDoc}
*/
@Override
public void createModel(URI uri) {
// throw new UnsupportedOperationException("CreateModel_URI is not supported for " + getClass().getCanonicalName());
}
/**
* {@inheritDoc}
*/
@Override
public void loadModel(IPath path) {
loadModel(getPlatformURI(path));
}
/**
* Returns a platform resource URI of the given path
*
* @param path
* the path
* @return the uri
*/
protected URI getPlatformURI(IPath path) {
return URI.createPlatformResourceURI(path.toString(), true);
}
/**
* {@inheritDoc}
*/
@Override
public void loadModel(URI uri) {
rootURI = uri;
List<Resource> resources = getResources(true);
for(Resource resource : resources) {
try {
if(!resource.isLoaded()) {
resource.load(null);
}
configureResource(resource);
profileApplicationResources.add(resource);
} catch (IOException e) {
Activator.log.error(e);
}
}
// call registered snippets
snippets.performStart(this);
}
/**
* Returns the dynamically computed list of resources in which stereotype applications should be located
*
* @return the list of resources in which stereotype applications should be located
*/
protected List<Resource> getResources(boolean loadOnDemand) {
List<Resource> resources = new ArrayList<Resource>();
// get all profile applications resource to load from the strategy. do not care of the URI ?
UmlModel umlModel = (UmlModel)modelSet.getModel(UmlModel.MODEL_ID);
try {
if(umlModel != null && umlModel.lookupRoot() != null) {
EObject root = umlModel.lookupRoot();
IStereotypeApplicationLocationStrategy strategy = PapyrusStereotypeApplicationHelper.getCurrentLocationStrategy(root);
if(strategy != null) {
Set<URI> profileApplicationResourceURIs = strategy.getProfileApplicationResourceURIs(root);
for(URI resourceURI : profileApplicationResourceURIs) {
Resource resource = ModelUtils.getOrCreateResource(modelSet, loadOnDemand, resourceURI, UMLResource.UML_CONTENT_TYPE_IDENTIFIER);
resources.add(resource);
}
}
}
} catch (NotFoundException e) {
Activator.log.debug(e.getMessage());
return Collections.emptyList();
}
return resources;
}
protected void configureResource(Resource resource) {
if(resource instanceof XMIResource) {
((XMIResource)resource).getDefaultSaveOptions().putAll(getSaveOptions());
((XMIResource)resource).setEncoding(AbstractBaseModel.ENCODING);
}
}
protected Map<Object, Object> getSaveOptions() {
Map<Object, Object> saveOptions = new HashMap<Object, Object>();
// default save options.
saveOptions.put(XMIResource.OPTION_DECLARE_XML, Boolean.TRUE);
saveOptions.put(XMIResource.OPTION_PROCESS_DANGLING_HREF, XMIResource.OPTION_PROCESS_DANGLING_HREF_DISCARD);
saveOptions.put(XMIResource.OPTION_SCHEMA_LOCATION, Boolean.TRUE);
saveOptions.put(XMIResource.OPTION_USE_XMI_TYPE, Boolean.TRUE);
saveOptions.put(XMIResource.OPTION_SAVE_TYPE_INFORMATION, Boolean.TRUE);
saveOptions.put(XMIResource.OPTION_SKIP_ESCAPE_URI, Boolean.FALSE);
saveOptions.put(XMIResource.OPTION_ENCODING, "UTF-8");
//see bug 397987: [Core][Save] The referenced plugin models are saved using relative path
saveOptions.put(XMIResource.OPTION_URI_HANDLER, new org.eclipse.emf.ecore.xmi.impl.URIHandlerImpl.PlatformSchemeAware());
return saveOptions;
}
/**
* {@inheritDoc}
*/
@Override
public void importModel(IPath path) {
throw new UnsupportedOperationException("ImportModel_IPath is not supported for " + getClass().getCanonicalName());
}
/**
* {@inheritDoc}
*/
@Override
public void importModel(URI uri) {
throw new UnsupportedOperationException("ImportModel_URI is not supported for " + getClass().getCanonicalName());
}
/**
* {@inheritDoc}
*/
@Override
public void saveModel() throws IOException {
List<Resource> resources = getResources(true);
for(Resource resource : resources) {
if(!getModelManager().getTransactionalEditingDomain().isReadOnly(resource) && !ModelUtils.resourceFailedOnLoad(resource)) {
resource.save(getSaveOptions());
}
}
}
/**
* {@inheritDoc}
*/
@Override
public void changeModelPath(IPath fullPath) {
throw new UnsupportedOperationException("changeModelPath is not supported for " + getClass().getCanonicalName());
}
/**
* {@inheritDoc}
*/
@Override
public void setModelURI(URI uri) {
List<Resource> resources = getResources(true);
for(Resource resource : resources) {
if(!ModelUtils.resourceFailedOnLoad(resource)) {
String fileExtension = resource.getURI().fileExtension();
URI newURI = uri.appendFileExtension(fileExtension);
resource.setURI(newURI);
}
}
rootURI = uri;
}
/**
* {@inheritDoc}
*/
@Override
public void unload() {
// call registered snippets
snippets.performDispose(this);
List<Resource> resources = getResources(false);
for(Resource resource : resources) {
resource.unload();
}
}
/**
* {@inheritDoc}
*/
@Override
public void addModelSnippet(IModelSnippet snippet) {
snippets.add(snippet);
}
/**
* {@inheritDoc}
*/
@Override
public Set<URI> getModifiedURIs() {
return Collections.emptySet();
}
}
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