| /* |
| * Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| package com.sun.hotspot.igv.graph; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * |
| * @author Thomas Wuerthinger |
| */ |
| public class PredecessorSelector implements Selector { |
| |
| private Selector innerSelector; |
| |
| public PredecessorSelector(Selector innerSelector) { |
| this.innerSelector = innerSelector; |
| } |
| |
| public List<Figure> selected(Diagram d) { |
| List<Figure> inner = innerSelector.selected(d); |
| List<Figure> result = new ArrayList<Figure>(); |
| for (Figure f : d.getFigures()) { |
| boolean saved = false; |
| for (Figure f2 : f.getSuccessors()) { |
| if (inner.contains(f2)) { |
| saved = true; |
| } |
| } |
| |
| if (saved) { |
| result.add(f); |
| } |
| } |
| |
| return result; |
| } |
| } |
