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comparison visualizer/Graph/src/com/sun/hotspot/igv/graph/PredecessorSelector.java @ 4512:015fb895586b

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Moved visualizer to new directory.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Tue, 07 Feb 2012 22:41:09 +0100
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4511:6cb549627941 4512:015fb895586b
1 /*
2 * Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24 package com.sun.hotspot.igv.graph;
25
26 import java.util.ArrayList;
27 import java.util.List;
28
29 /**
30 *
31 * @author Thomas Wuerthinger
32 */
33 public class PredecessorSelector implements Selector {
34
35 private Selector innerSelector;
36
37 public PredecessorSelector(Selector innerSelector) {
38 this.innerSelector = innerSelector;
39 }
40
41 @Override
42 public List<Figure> selected(Diagram d) {
43 List<Figure> inner = innerSelector.selected(d);
44 List<Figure> result = new ArrayList<>();
45 for (Figure f : d.getFigures()) {
46 boolean saved = false;
47 for (Figure f2 : f.getSuccessors()) {
48 if (inner.contains(f2)) {
49 saved = true;
50 }
51 }
52
53 if (saved) {
54 result.add(f);
55 }
56 }
57
58 return result;
59 }
60 }