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/*****************************************************************************
* Copyright (c) 2011 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:
*
* Yann Tanguy (CEA LIST) yann.tanguy@cea.fr - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.service.types.utils;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.uml2.uml.Artifact;
import org.eclipse.uml2.uml.Class;
import org.eclipse.uml2.uml.Classifier;
import org.eclipse.uml2.uml.DataType;
import org.eclipse.uml2.uml.Interface;
import org.eclipse.uml2.uml.Property;
import org.eclipse.uml2.uml.Signal;
import org.eclipse.uml2.uml.StructuredClassifier;
import org.eclipse.uml2.uml.util.UMLSwitch;
/**
* Utility class for Classifiers.
*/
public class ClassifierUtils {
/**
* This method provides a switch to ease the addition of a new Property in a Classifier.
*
* @param classifier
* the parent classifier.
* @param property
* the contained property.
* @return false if the addition fails.
*/
public static boolean addOwnedAttribute(Classifier classifier, Property property) {
AddOwnedAttributeSwitch classifierSwitch = new AddOwnedAttributeSwitch(property);
return classifierSwitch.doSwitch(classifier);
}
/**
* This method provides a switch to ease the addition of a new Property in a Classifier.
*
* @param classifier
* the parent classifier.
* @param property
* the contained property.
* @return false if the addition fails.
*/
public static List<Property> getOwnedAttributes(Classifier classifier) {
GetOwnedAttributesSwitch classifierSwitch = new GetOwnedAttributesSwitch();
return classifierSwitch.doSwitch(classifier);
}
/**
* Switch implementation for Property addition.
*/
private static class AddOwnedAttributeSwitch extends UMLSwitch<Boolean> {
private final Property property;
public AddOwnedAttributeSwitch(Property property) {
super();
this.property = property;
}
@Override
public Boolean caseArtifact(Artifact object) {
object.getOwnedAttributes().add(property);
return Boolean.TRUE;
}
@Override
public Boolean caseDataType(DataType object) {
object.getOwnedAttributes().add(property);
return Boolean.TRUE;
}
@Override
public Boolean caseInterface(Interface object) {
object.getOwnedAttributes().add(property);
return Boolean.TRUE;
}
@Override
public Boolean caseSignal(Signal object) {
object.getOwnedAttributes().add(property);
return Boolean.TRUE;
}
@Override
public Boolean caseStructuredClassifier(StructuredClassifier object) {
object.getOwnedAttributes().add(property);
return Boolean.TRUE;
}
@Override
public Boolean caseClass(Class object) {
object.getOwnedAttributes().add(property);
return Boolean.TRUE;
}
@Override
public Boolean defaultCase(EObject object) {
return Boolean.FALSE;
}
};
/**
* Switch implementation for Property addition.
*/
private static class GetOwnedAttributesSwitch extends UMLSwitch<List<Property>> {
public GetOwnedAttributesSwitch() {
super();
}
@Override
public List<Property> caseArtifact(Artifact object) {
return object.getOwnedAttributes();
}
@Override
public List<Property> caseDataType(DataType object) {
return object.getOwnedAttributes();
}
@Override
public List<Property> caseInterface(Interface object) {
return object.getOwnedAttributes();
}
@Override
public List<Property> caseSignal(Signal object) {
return object.getOwnedAttributes();
}
@Override
public List<Property> caseStructuredClassifier(StructuredClassifier object) {
return object.getOwnedAttributes();
}
@Override
public List<Property> caseClass(Class object) {
return object.getOwnedAttributes();
}
@Override
public List<Property> defaultCase(EObject object) {
return new ArrayList<Property>();
}
};
}
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