Mercurial > hg > truffle
annotate visualizer/Data/src/com/sun/hotspot/igv/data/InputBlockEdge.java @ 9674:e897b58936aa
replaced CreateNullPointerExceptionStub and CreateOutOfBoundsExceptionStub with use of RuntimeCallStub
author | Doug Simon <doug.simon@oracle.com> |
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date | Mon, 13 May 2013 19:02:32 +0200 |
parents | 015fb895586b |
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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 } |