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/*****************************************************************************
* Copyright (c) 2020, 2021 Christian W. Damus, CEA LIST, and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Christian W. Damus - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.toolsmiths.validation.elementtypes.internal.checkers;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Objects;
import java.util.Set;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IResource;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.util.Switch;
import org.eclipse.papyrus.infra.emf.utils.ResourceUtils;
import org.eclipse.papyrus.infra.types.util.ElementTypesConfigurationsSwitch;
import org.eclipse.papyrus.uml.types.core.advices.applystereotype.StereotypeToApply;
import org.eclipse.papyrus.uml.types.core.advices.applystereotype.util.ApplyStereotypeAdviceSwitch;
import org.eclipse.papyrus.uml.types.core.advices.stereotypepropertyreferenceedgeadvice.StereotypePropertyReferenceEdgeAdviceConfiguration;
import org.eclipse.papyrus.uml.types.core.advices.stereotypepropertyreferenceedgeadvice.util.StereotypePropertyReferenceEdgeAdviceSwitch;
import org.eclipse.papyrus.uml.types.core.matchers.stereotype.StereotypeApplicationMatcherConfiguration;
import org.eclipse.papyrus.uml.types.core.matchers.stereotype.util.StereotypeApplicationMatcherSwitch;
import org.eclipse.uml2.uml.Profile;
import org.eclipse.uml2.uml.Stereotype;
/**
* Computation of referenced UML profiles that need to be packaged in the <tt>build.properties</tt>
* along with the <em>Element Types Configurations</em> model being validated.
*/
class ElementTypesBuildPropertiesDependencies {
private final Resource resource;
/**
* Initialize me with the resource to scan for element-types references to profiles (direct and indirect via stereotype names).
*
* @param resource
* the element types model resource to scan
*/
ElementTypesBuildPropertiesDependencies(Resource resource) {
super();
this.resource = resource;
}
/**
* Scan my resource for referenced profiles and return the workspace resources containing those profiles,
* where they can be determined to be in the workspace.
*
* @return the workspace resources containing profiles that are referenced by the element types model
*/
Collection<IResource> getDependencies() {
Set<IResource> result = new HashSet<>();
LocalProfileIndex index = LocalProfileIndex.getInstance(resource.getResourceSet());
Set<Profile> profiles = collectProfiles(index, resource.getContents());
for (Profile next : profiles) {
// If we found the profile, we must have loaded it from a resource that has an URI
Resource resource = next.eResource();
IFile profileFile = ResourceUtils.getFile(resource);
if (profileFile != null) {
result.add(profileFile);
}
}
return result;
}
private Set<Profile> collectProfiles(LocalProfileIndex index, List<EObject> objects) {
Set<Profile> result = new HashSet<>();
Switch<Set<Profile>> applyStereotypeSwitch = new ApplyStereotypeAdviceSwitch<>() {
@Override
public Set<Profile> caseStereotypeToApply(StereotypeToApply object) {
if (object.getStereotypeQualifiedName() != null) {
Stereotype stereotype = index.getStereotype(object.getStereotypeQualifiedName(), object.getRequiredProfiles(), object);
if (stereotype != null) {
result.add(stereotype.containingProfile());
}
}
return result;
}
};
Switch<Set<Profile>> stereotypeMatcherSwitch = new StereotypeApplicationMatcherSwitch<>() {
public Set<Profile> caseStereotypeApplicationMatcherConfiguration(StereotypeApplicationMatcherConfiguration object) {
if (object.getProfileUri() != null) {
Profile profile = index.getProfileByURI(object.getProfileUri(), object);
if (profile != null) {
result.add(profile);
}
} else {
object.getStereotypesQualifiedNames().stream()
.map(name -> index.getStereotype(name, object))
.filter(Objects::nonNull)
.map(Stereotype::containingProfile)
.forEach(result::add);
}
return result;
};
};
Switch<Set<Profile>> stereotypeReferenceSwitch = new StereotypePropertyReferenceEdgeAdviceSwitch<>() {
public Set<Profile> caseStereotypePropertyReferenceEdgeAdviceConfiguration(StereotypePropertyReferenceEdgeAdviceConfiguration object) {
if (object.getStereotypeQualifiedName() != null) {
Stereotype stereotype = index.getStereotype(object.getStereotypeQualifiedName(), object);
if (stereotype != null) {
result.add(stereotype.containingProfile());
}
}
return result;
}
};
Switch<Set<Profile>> master = new ElementTypesConfigurationsSwitch<>() {
public Set<Profile> defaultCase(EObject object) {
object.eContents().forEach(this::doSwitch);
return result;
}
public Set<Profile> doSwitch(EObject eObject) {
Set<Profile> profiles = applyStereotypeSwitch.doSwitch(eObject);
if (profiles == null) {
profiles = stereotypeMatcherSwitch.doSwitch(eObject);
}
if (profiles == null) {
profiles = stereotypeReferenceSwitch.doSwitch(eObject);
}
if (profiles == null) {
profiles = defaultCase(eObject);
}
return profiles;
}
};
objects.forEach(master::doSwitch);
return result;
}
}
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