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annotate 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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4512
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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1 /*
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2 * Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24 package com.sun.hotspot.igv.data;
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25
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26 /**
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27 *
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28 * @author Thomas Wuerthinger
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29 */
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30 public class InputBlockEdge {
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31
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32 public enum State {
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33 SAME,
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34 NEW,
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35 DELETED
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36 }
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37
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38 private InputBlock from;
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39 private InputBlock to;
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40 private State state = State.SAME;
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41
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42 public InputBlockEdge(InputBlock from, InputBlock to) {
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43 assert from != null;
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44 assert to != null;
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45 this.from = from;
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46 this.to = to;
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47 }
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48
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49 public InputBlock getFrom() {
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50 return from;
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51 }
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52
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53 public InputBlock getTo() {
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54 return to;
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55 }
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56
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57 public State getState() {
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58 return state;
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59 }
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60
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61 public void setState(State state) {
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62 this.state = state;
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63 }
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64
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65 @Override
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66 public boolean equals(Object obj) {
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67 if (obj != null && obj instanceof InputBlockEdge) {
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68 InputBlockEdge e = (InputBlockEdge) obj;
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69 return e.from.equals(from) && e.to.equals(to);
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70 }
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71 return false;
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72 }
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73
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74 @Override
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75 public int hashCode() {
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76 int hash = from.hashCode();
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77 hash = 59 * hash + to.hashCode();
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78 return hash;
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79 }
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80 }