| /******************************************************************************* |
| * Copyright (c) 2000, 2016 IBM Corporation and others. |
| * 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 |
| * |
| *******************************************************************************/ |
| package org.eclipse.dltk.internal.core.search; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import org.eclipse.dltk.core.search.SearchParticipant; |
| import org.eclipse.dltk.core.search.SearchPattern; |
| import org.eclipse.dltk.internal.compiler.env.AccessRuleSet; |
| |
| /** |
| * Collects the resource paths reported by a client to this search requestor. |
| */ |
| public class PathCollector extends IndexQueryRequestor { |
| |
| /* a set of resource paths */ |
| private final Set<String> paths = new HashSet<String>(5); |
| |
| @Override |
| public boolean acceptIndexMatch(String documentPath, |
| SearchPattern indexRecord, SearchParticipant participant, |
| AccessRuleSet access) { |
| paths.add(documentPath); |
| return true; |
| } |
| |
| /** |
| * Returns the paths that have been collected or <code>null</code> if there |
| * are no paths |
| */ |
| public String[] getPaths() { |
| if (paths.isEmpty()) |
| return null; |
| else |
| return paths.toArray(new String[paths.size()]); |
| } |
| } |