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/***************************************************************************
* Copyright (c) 2004 - 2008 Eike Stepper, Germany.
* 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:
* Eike Stepper - initial API and implementation
**************************************************************************/
package org.eclipse.emf.internal.cdo.util;
import org.eclipse.emf.internal.cdo.bundle.OM;
import org.eclipse.net4j.util.om.trace.ContextTracer;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EClassifier;
import org.eclipse.emf.ecore.EGenericType;
import org.eclipse.emf.ecore.EOperation;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.EParameter;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.ecore.ETypeParameter;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
/**
* @author Eike Stepper
*/
public class InstancePackageClosure extends PackageClosure
{
private static final ContextTracer TRACER = new ContextTracer(OM.DEBUG_MODEL, InstancePackageClosure.class);
public InstancePackageClosure()
{
}
@Override
protected void collectContents(EPackage ePackage, Set<EPackage> visited)
{
Set<EClass> classes = new HashSet<EClass>();
List<EClassifier> classifiers = ePackage.getEClassifiers();
for (EClassifier classifier : classifiers)
{
handleEClassifier(classifier, classes);
}
for (EClass eClass : classes)
{
final EPackage p = eClass.getEPackage();
if (p != null)
{
if (visited.add(p))
{
if (TRACER.isEnabled())
{
TRACER.trace("Found package " + p.getNsURI());
}
}
}
else
{
OM.LOG.warn("Package == null for " + eClass.getName());
}
}
}
protected void handleEClassifiers(List<EClassifier> classifiers, Set<EClass> visited)
{
for (EClassifier classifier : classifiers)
{
handleEClassifier(classifier, visited);
}
}
protected void handleEClassifier(EClassifier classifier, Set<EClass> visited)
{
if (classifier instanceof EClass)
{
handleEClass((EClass)classifier, visited);
}
}
protected void handleEClasses(List<EClass> classes, Set<EClass> visited)
{
for (EClass eClass : classes)
{
handleEClass(eClass, visited);
}
}
protected void handleEClass(EClass eClass, Set<EClass> visited)
{
if (visited.add(eClass))
{
if (TRACER.isEnabled())
{
TRACER.trace("Found class " + eClass.getName());
}
handleEStructuralFeatures(eClass.getEStructuralFeatures(), visited);
handleEOperations(eClass.getEOperations(), visited);
handleEClasses(eClass.getESuperTypes(), visited);
handleEGenericTypes(eClass.getEGenericSuperTypes(), visited);
handleETypeParameters(eClass.getETypeParameters(), visited);
}
}
protected void handleEStructuralFeatures(List<EStructuralFeature> structuralFeatures, Set<EClass> visited)
{
for (EStructuralFeature structuralFeature : structuralFeatures)
{
handleEClassifier(structuralFeature.getEType(), visited);
handleEGenericType(structuralFeature.getEGenericType(), visited);
}
}
protected void handleEOperations(List<EOperation> operations, Set<EClass> visited)
{
for (EOperation operation : operations)
{
handleEClassifier(operation.getEType(), visited);
handleEGenericType(operation.getEGenericType(), visited);
handleETypeParameters(operation.getETypeParameters(), visited);
handleEParameters(operation.getEParameters(), visited);
handleEClassifiers(operation.getEExceptions(), visited);
handleEGenericTypes(operation.getEGenericExceptions(), visited);
}
}
protected void handleEParameters(List<EParameter> parameters, Set<EClass> visited)
{
for (EParameter parameter : parameters)
{
handleEClassifier(parameter.getEType(), visited);
handleEGenericType(parameter.getEGenericType(), visited);
}
}
protected void handleEGenericTypes(EList<EGenericType> genericTypes, Set<EClass> visited)
{
for (EGenericType genericType : genericTypes)
{
handleEGenericType(genericType, visited);
}
}
protected void handleEGenericType(EGenericType genericType, Set<EClass> visited)
{
handleEClassifier(genericType.getEClassifier(), visited);
handleEClassifier(genericType.getERawType(), visited);
handleEGenericType(genericType.getELowerBound(), visited);
handleEGenericType(genericType.getEUpperBound(), visited);
handleEGenericTypes(genericType.getETypeArguments(), visited);
handleETypeParameter(genericType.getETypeParameter(), visited);
}
protected void handleETypeParameters(EList<ETypeParameter> typeParameters, Set<EClass> visited)
{
for (ETypeParameter typeParameter : typeParameters)
{
handleETypeParameter(typeParameter, visited);
}
}
protected void handleETypeParameter(ETypeParameter typeParameter, Set<EClass> visited)
{
handleEGenericTypes(typeParameter.getEBounds(), visited);
}
}
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