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/**
* Copyright (c) 2011, 2012 Mia-Software.
*
* 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:
* Gregoire Dupe (Mia-Software) - Bug 373078 - API Cleaning
* Gregoire Dupe (Mia-Software) - Bug 376576 - [EFacet] Change the multiplicity of Facet::extendedFacet
* David Couvrand (Soft-Maint) - Bug 418418 - [Customization] Overlay icons not implemented
*/
package org.eclipse.emf.facet.custom.core.internal.exported;
import java.util.ArrayList;
import java.util.Collection;
import java.util.LinkedList;
import java.util.List;
import org.eclipse.emf.ecore.EClassifier;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.ETypedElement;
import org.eclipse.emf.facet.custom.core.ICustomizationManager;
import org.eclipse.emf.facet.custom.core.exception.CustomizationException;
import org.eclipse.emf.facet.custom.core.internal.Activator;
import org.eclipse.emf.facet.custom.metamodel.v0_2_0.custom.Customization;
import org.eclipse.emf.facet.custom.metamodel.v0_2_0.custom.EClassCustomization;
import org.eclipse.emf.facet.custom.metamodel.v0_2_0.custom.FacetCustomization;
import org.eclipse.emf.facet.efacet.metamodel.v0_2_0.efacet.FacetOperation;
import org.eclipse.emf.facet.efacet.metamodel.v0_2_0.efacet.FacetSet;
import org.eclipse.emf.facet.util.core.Logger;
/**
* @since 0.2
*/
public final class CustomizationUtils {
private static final String FILE_EXTENSION = "custom"; //$NON-NLS-1$
private CustomizationUtils() {
// Must not be used
}
public static EPackage getCustomizedEPackage(
final Customization customization) {
EPackage result = null;
for (EClassifier eClassifier : customization.getEClassifiers()) {
for (EPackage ePackage : getExtendedEPackage(eClassifier)) {
if (ePackage != null && !(ePackage instanceof FacetSet)) {
result = ePackage;
break;
}
}
}
return result;
}
private static List<EPackage> getExtendedEPackage(
final EClassifier eClassifier) {
final List<EClassifier> extended = new ArrayList<EClassifier>();
if (eClassifier instanceof FacetCustomization) {
final FacetCustomization facetCustom = (FacetCustomization) eClassifier;
extended.addAll(facetCustom.getExtendedFacets());
} else if (eClassifier instanceof EClassCustomization) {
final EClassCustomization eClassCustom = (EClassCustomization) eClassifier;
extended.add(eClassCustom.getExtendedMetaclass());
}
final List<EPackage> ePackages = new LinkedList<EPackage>();
for (EClassifier extCassifier : extended) {
if (extCassifier != null) {
ePackages.add(extCassifier.getEPackage());
}
}
return ePackages;
}
/**
* Return the default file extension of a customization file.
*
* @return the file extension without the dot.
*/
public static String getDefaultFileExtension() {
return CustomizationUtils.FILE_EXTENSION;
}
/**
* Find a Customization with the given name among the given list of Customizations. If several Customizations have the same name,
* then return the first one.
*
* @param customizations
* where to look for
* @param name
* the name of the Customization to find
* @return the Customization, or <code>null</code> if not found in the given list
*/
public static Customization getCustomization(final Collection<Customization> customizations, final String name) {
Customization result = null;
for (Customization customization : customizations) {
if (name.equals(customization.getName())) {
result = customization;
}
}
return result;
}
public static <T> T getPropertyValue(
final ICustomizationManager customManager, final Object element,
final FacetOperation property, final ETypedElement eTypedElement,
final Class<T> classs) {
T result = null;
if (element instanceof EObject) {
final EObject eObject = (EObject) element;
try {
if (eTypedElement == null) {
result = customManager.getCustomValueOf(eObject, property,
classs);
} else {
result = customManager.getCustomValueOf(eObject,
eTypedElement, property, classs);
}
} catch (final CustomizationException e) {
Logger.logError(
e,
"Failed to get the value of '" + property.getName() + "' for " + element, //$NON-NLS-1$ //$NON-NLS-2$
Activator.getDefault());
}
}
return result;
}
}
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