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comparison visualizer/Data/src/com/sun/hotspot/igv/data/InputBlockEdge.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.data;
25
26 /**
27 *
28 * @author Thomas Wuerthinger
29 */
30 public class InputBlockEdge {
31
32 public enum State {
33 SAME,
34 NEW,
35 DELETED
36 }
37
38 private InputBlock from;
39 private InputBlock to;
40 private State state = State.SAME;
41
42 public InputBlockEdge(InputBlock from, InputBlock to) {
43 assert from != null;
44 assert to != null;
45 this.from = from;
46 this.to = to;
47 }
48
49 public InputBlock getFrom() {
50 return from;
51 }
52
53 public InputBlock getTo() {
54 return to;
55 }
56
57 public State getState() {
58 return state;
59 }
60
61 public void setState(State state) {
62 this.state = state;
63 }
64
65 @Override
66 public boolean equals(Object obj) {
67 if (obj != null && obj instanceof InputBlockEdge) {
68 InputBlockEdge e = (InputBlockEdge) obj;
69 return e.from.equals(from) && e.to.equals(to);
70 }
71 return false;
72 }
73
74 @Override
75 public int hashCode() {
76 int hash = from.hashCode();
77 hash = 59 * hash + to.hashCode();
78 return hash;
79 }
80 }