| /******************************************************************************* |
| * Copyright (c) 2018-2019 Aston University. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * This Source Code may also be made available under the following Secondary |
| * Licenses when the conditions for such availability set forth in the Eclipse |
| * Public License, v. 2.0 are satisfied: GNU General Public License, version 3. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR GPL-3.0 |
| * |
| * Contributors: |
| * Antonio Garcia-Dominguez - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.hawk.epsilon.emc.contextful; |
| |
| import java.util.Collection; |
| import java.util.function.Function; |
| |
| import org.eclipse.hawk.core.graph.IGraphNode; |
| import org.eclipse.hawk.epsilon.emc.EOLQueryEngine; |
| import org.eclipse.hawk.graph.FileNode; |
| import org.eclipse.hawk.graph.ModelElementNode; |
| |
| /** |
| * Finds all the instances of a type by starting from the files, and then |
| * checking their entire contents by type. Faster for querying small files in |
| * large graphs. |
| */ |
| public class FileFirstAllOf implements AllOf { |
| private final EOLQueryEngine engine; |
| private final Function<IGraphNode, Iterable<? extends IGraphNode>> allFiles; |
| |
| public FileFirstAllOf(Function<IGraphNode, Iterable<? extends IGraphNode>> allFiles, EOLQueryEngine engine) { |
| this.engine = engine; |
| this.allFiles = allFiles; |
| } |
| |
| @Override |
| public void addAllOf(IGraphNode typeNode, String typeorkind, Collection<Object> nodes) { |
| for (IGraphNode rawFileNode : allFiles.apply(typeNode)) { |
| final FileNode f = new FileNode(rawFileNode); |
| for (ModelElementNode me : f.getModelElements()) { |
| if (me.isOfKind(typeNode)) { |
| nodes.add(engine.wrap(me.getNode())); |
| } |
| } |
| } |
| } |
| } |