| /*******************************************************************************
|
| * Copyright (c) 2009, 2019 Mia-Software and others.
|
| * All rights reserved. This program and the accompanying materials
|
| * are made available under the terms of the Eclipse Public License v2.0
|
| * which accompanies this distribution, and is available at
|
| * http://www.eclipse.org/legal/epl-v20.html
|
| *
|
| * Contributors:
|
| * Gregoire DUPE (Mia-Software)
|
| * Nicolas Guyomar (Mia-Software)
|
| *******************************************************************************/ |
| package org.eclipse.modisco.infra.browser.custom.examples.java.jdk;
|
|
|
| import org.eclipse.emf.common.util.BasicEList;
|
| import org.eclipse.emf.common.util.EList;
|
| import org.eclipse.emf.common.util.TreeIterator;
|
| import org.eclipse.emf.ecore.EObject;
|
| import org.eclipse.modisco.infra.query.core.exception.ModelQueryExecutionException;
|
| import org.eclipse.modisco.infra.query.core.java.IJavaModelQuery;
|
| import org.eclipse.modisco.infra.query.core.java.ParameterValueList;
|
| import org.eclipse.modisco.java.ClassDeclaration;
|
| import org.eclipse.modisco.java.TypeAccess;
|
| import org.eclipse.modisco.java.TypeDeclaration;
|
|
|
| public class GetSubTypes implements
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| IJavaModelQuery<TypeDeclaration, EList<TypeDeclaration>> {
|
|
|
| public EList<TypeDeclaration> evaluate(final TypeDeclaration context,
|
| final ParameterValueList parameterValues)
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| throws ModelQueryExecutionException {
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| EList<TypeDeclaration> result = new BasicEList<TypeDeclaration>();
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| TypeDeclaration contextClass = context;
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| TreeIterator<EObject> content = context.eResource().getAllContents();
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| while (content.hasNext()) {
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| EObject eObject = content.next();
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| if (eObject instanceof TypeDeclaration) {
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| TypeDeclaration currentClassDeclaration = (TypeDeclaration) eObject;
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| if (isSuperTypeOf(contextClass, currentClassDeclaration)) {
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| result.add(currentClassDeclaration);
|
| }
|
| }
|
| }
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| return result;
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| }
|
|
|
| /**
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| * @param contextClass
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| * @return
|
| */
|
| private boolean isSuperTypeOf(final TypeDeclaration self,
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| final TypeDeclaration typeDeclaration) {
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| if (typeDeclaration.getSuperInterfaces().contains(self)) {
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| return true;
|
| }
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| for (TypeAccess superTypeAccess : typeDeclaration.getSuperInterfaces()) {
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| if (superTypeAccess.getType() instanceof TypeDeclaration) {
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| TypeDeclaration superType = (TypeDeclaration) superTypeAccess
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| .getType();
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| if (superType == self || isSuperTypeOf(self, superType)) {
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| return true;
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| }
|
| }
|
| }
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| if (typeDeclaration instanceof ClassDeclaration) {
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| ClassDeclaration classDeclaration = (ClassDeclaration) typeDeclaration;
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| if (classDeclaration.getSuperClass() != null
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| && classDeclaration.getSuperClass().getType() == self) {
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| return true;
|
| }
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| if (classDeclaration.getSuperClass() != null
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| && classDeclaration.getSuperClass().getType() instanceof TypeDeclaration) {
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| TypeDeclaration superType = (TypeDeclaration) classDeclaration
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| .getSuperClass().getType();
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| if (isSuperTypeOf(self, superType)) {
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| return true;
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| }
|
| }
|
| }
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| return false;
|
| }
|
|
|
|
|
| }
|