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/*****************************************************************************
* Copyright (c) 2012 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:
* Vincent Lorenzo (CEA LIST) vincent.lorenzo@cea.fr - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.tools.utils;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.eclipse.emf.common.util.Enumerator;
import org.eclipse.emf.ecore.EEnum;
import org.eclipse.emf.ecore.EEnumLiteral;
import org.eclipse.osgi.util.NLS;
import org.eclipse.uml2.uml.Enumeration;
import org.eclipse.uml2.uml.EnumerationLiteral;
/**
*
* This class provides utilities for Enum
*
*/
public class EnumerationUtil {
private EnumerationUtil() {
// to prevent instanciation
}
/**
*
* @param enumeration
* the uml enumeration
* @param enumerator
* the enumerator to adapt to a uml EnumerationLiteral
* @return
*/
public static final EnumerationLiteral findEnumerationLiteral(final Enumeration enumeration, final Enumerator enumerator) {
final EnumerationLiteral lit = enumeration.getOwnedLiteral(enumerator.getLiteral());
if(lit != null) {
return lit;
}
Activator.log.error(NLS.bind("The EnumerationLiteral for {0} has not been found", enumerator), new NullPointerException()); //$NON-NLS-1$
return null;
}
/**
*
* @param enumeration
* the uml enumeration
* @param toAdapt
* the list of the element to adapt to UML EnumerationLiteral
* @return
*/
public static final List<EnumerationLiteral> adaptToEnumerationLiteralList(final Enumeration enumeration, final Collection<?> toAdapt) {
final List<EnumerationLiteral> returnedValue = new ArrayList<EnumerationLiteral>();
for(Object object : toAdapt) {
if(object instanceof EnumerationLiteral) {
returnedValue.add((EnumerationLiteral)object);
} else if(object instanceof Enumerator) {
returnedValue.add(EnumerationUtil.findEnumerationLiteral(enumeration, (Enumerator)object));
}
}
assert returnedValue.size() == toAdapt.size();
return returnedValue;
}
/**
*
* @param eenum
* an eemf enumeration
* @param toConvert
* a list of enumeration literal to convert
* @return
* the list of the converted element (/!\ in case of fail, the returned list contains less elements than the initial list)
*/
public static final List<Enumerator> adaptToEnumeratorList(final EEnum eenum, final Collection<?> toConvert) {
final List<Enumerator> convertedvalues = new ArrayList<Enumerator>();
for(final Object object : toConvert) {
if(object instanceof EnumerationLiteral) {
final EEnumLiteral literal = eenum.getEEnumLiteral(((EnumerationLiteral)object).getName());
if(literal != null) {
convertedvalues.add(literal.getInstance());
}
}
}
return convertedvalues;
}
/**
*
* @param eenum
* an emf enumeration
* @param umlLiteral
* a uml literal
* @return
* the enumerator to use for this enumeration literal (/!\ can be null in case of fail)
*/
public static final Enumerator adaptToEnumerator(final EEnum eenum, final EnumerationLiteral umlLiteral) {
final EEnumLiteral literal = eenum.getEEnumLiteral(umlLiteral.getName());
if(literal != null) {
return literal.getInstance();
}
return null;
}
}
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