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annotate visualizer/Data/src/com/sun/hotspot/igv/data/Pair.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 Pair<L, R> {
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31
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32 private L l;
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33 private R r;
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34
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35 public Pair() {
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36 }
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37
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38 public Pair(L l, R r) {
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39 this.l = l;
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40 this.r = r;
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41 }
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42
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43 public L getLeft() {
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44 return l;
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45 }
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46
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47 public void setLeft(L l) {
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48 this.l = l;
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49 }
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50
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51 public R getRight() {
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52 return r;
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53 }
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54
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55 public void setRight(R r) {
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56 this.r = r;
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57 }
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58
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59 @Override
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60 public boolean equals(Object o) {
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61 if (o == null || !(o instanceof Pair)) {
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62 return false;
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63 }
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64 Pair<?,?> obj = (Pair<?,?>) o;
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65 boolean b1 = (l == obj.l);
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66 if (l != null) {
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67 b1 = l.equals(obj.l);
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68 }
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69
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70 boolean b2 = (r == obj.r);
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71 if (r != null) {
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72 b2 = r.equals(obj.r);
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73 }
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74
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75 return b1 && b2;
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76 }
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77
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78 @Override
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79 public int hashCode() {
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80 return ((l == null) ? 0 : l.hashCode()) * 71 + ((r == null) ? 0 : r.hashCode());
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81 }
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82
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83 @Override
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84 public String toString() {
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85 return "[" + l + "/" + r + "]";
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86 }
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87 }