Last change
on this file since 193 was
193,
checked in by Maciej Komosinski, 10 years ago
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Set svn:eol-style native for all textual files
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-
Property svn:eol-style set to
native
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File size:
809 bytes
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Line | |
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1 | package com.framsticks.util.lang; |
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2 | |
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3 | /** |
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4 | * @author Piotr Sniegowski |
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5 | */ |
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6 | public class Pair<T1, T2> { |
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7 | public final T1 first; |
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8 | public final T2 second; |
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9 | |
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10 | public Pair(T1 first, T2 second) { |
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11 | this.first = first; |
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12 | this.second = second; |
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13 | } |
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14 | |
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15 | @Override |
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16 | public String toString() { |
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17 | return Strings.toStringNullProof(first) + " : " + Strings.toStringNullProof(second); |
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18 | } |
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19 | |
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20 | @Override |
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21 | public boolean equals(Object obj) { |
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22 | if (!(obj instanceof Pair)) { |
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23 | return false; |
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24 | } |
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25 | Pair<?, ?> p = (Pair<?, ?>) obj; |
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26 | return first.equals(p.first) && second.equals(p.second); |
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27 | } |
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28 | |
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29 | @Override |
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30 | public int hashCode() { |
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31 | return (first != null ? first.hashCode() : 0) ^ (second != null ? second.hashCode() : 0); |
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32 | } |
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33 | |
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34 | public static <U1, U2> Pair<U1, U2> make(U1 first, U2 second) { |
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35 | return new Pair<U1, U2>(first, second); |
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36 | } |
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37 | |
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38 | } |
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