| /*******************************************************************************
|
| * Copyright (c) 2010, 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:
|
| * Nicolas Bros (Mia-Software)
|
| *******************************************************************************/ |
| package org.eclipse.modisco.infra.query.ui.filters;
|
|
|
| import java.util.List;
|
|
|
| import org.eclipse.emf.ecore.EClassifier;
|
| import org.eclipse.jface.viewers.Viewer;
|
| import org.eclipse.jface.viewers.ViewerFilter;
|
| import org.eclipse.modisco.infra.query.ModelQuery;
|
|
|
| /**
|
| * @deprecated replaced by EMF Facet, cf. https://bugs.eclipse.org/bugs/show_bug.cgi?id=470578
|
| */
|
| @Deprecated
|
| public class QueryReturnTypeFilter extends ViewerFilter {
|
|
|
| private final List<Class<?>> expectedReturnTypes;
|
|
|
| public QueryReturnTypeFilter(final List<Class<?>> expectedReturnTypes) {
|
| this.expectedReturnTypes = expectedReturnTypes;
|
| }
|
|
|
| @Override
|
| public boolean select(final Viewer viewer, final Object parentElement, final Object element) {
|
| if (element instanceof ModelQuery) {
|
| ModelQuery modelQuery = (ModelQuery) element;
|
| return hasExpectedReturnType(modelQuery);
|
| }
|
| return true;
|
| }
|
|
|
| private boolean hasExpectedReturnType(final ModelQuery modelQuery) {
|
| // check return type
|
| EClassifier returnType = modelQuery.getReturnType();
|
| if (returnType == null) {
|
| return this.expectedReturnTypes.isEmpty();
|
| }
|
| Class<?> returnTypeClass = returnType.getInstanceClass();
|
| return this.expectedReturnTypes.contains(returnTypeClass);
|
| }
|
| }
|
