jalviewX
File CaseInsensitiveString.java
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Classes
| Class | Line # | Actions | ||||
|---|---|---|---|---|---|---|
| CaseInsensitiveString | 28 | 11 | 8 | 0 |
Contributing tests
This file is covered by 34 tests.
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| 1 | /* | |
| 2 | * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$) | |
| 3 | * Copyright (C) $$Year-Rel$$ The Jalview Authors | |
| 4 | * | |
| 5 | * This file is part of Jalview. | |
| 6 | * | |
| 7 | * Jalview is free software: you can redistribute it and/or | |
| 8 | * modify it under the terms of the GNU General Public License | |
| 9 | * as published by the Free Software Foundation, either version 3 | |
| 10 | * of the License, or (at your option) any later version. | |
| 11 | * | |
| 12 | * Jalview is distributed in the hope that it will be useful, but | |
| 13 | * WITHOUT ANY WARRANTY; without even the implied warranty | |
| 14 | * of MERCHANTABILITY or FITNESS FOR A PARTICULAR | |
| 15 | * PURPOSE. See the GNU General Public License for more details. | |
| 16 | * | |
| 17 | * You should have received a copy of the GNU General Public License | |
| 18 | * along with Jalview. If not, see <http://www.gnu.org/licenses/>. | |
| 19 | * The Jalview Authors are detailed in the 'AUTHORS' file. | |
| 20 | */ | |
| 21 | package jalview.util; | |
| 22 | ||
| 23 | /** | |
| 24 | * A class to wrap a case insensitive string. For use in collections where we | |
| 25 | * want to preserve case, but do not want to duplicate upper and lower case | |
| 26 | * variants | |
| 27 | */ | |
| 28 | public final class CaseInsensitiveString | |
| 29 | { | |
| 30 | String value; | |
| 31 | ||
| 32 | 286 |  public CaseInsensitiveString(String s) |
| 33 | { | |
| 34 | 286 | this.value = s; |
| 35 | } | |
| 36 | ||
| 37 | 215 | @Override |
| 38 | public String toString() | |
| 39 | { | |
| 40 | 215 | return value; |
| 41 | } | |
| 42 | ||
| 43 | /** | |
| 44 | * Answers true if the object compared to is a CaseInsensitiveString wrapping | |
| 45 | * the same string value (ignoring case), or if both wrap a null value, else | |
| 46 | * false | |
| 47 | */ | |
| 48 | 184 | @Override |
| 49 | public boolean equals(Object o) | |
| 50 | { | |
| 51 | 184 | if (o == null) |
| 52 | { | |
| 53 | 1 | return false; |
| 54 | } | |
| 55 | 183 | if (!(o instanceof CaseInsensitiveString)) |
| 56 | { | |
| 57 | 9 | return false; |
| 58 | } | |
| 59 | 174 | CaseInsensitiveString obj = (CaseInsensitiveString) o; |
| 60 | 174 | if (value == null) |
| 61 | { | |
| 62 | 2 | return obj.value == null; |
| 63 | } | |
| 64 | 172 | return value.equalsIgnoreCase(obj.value); |
| 65 | } | |
| 66 | ||
| 67 | /** | |
| 68 | * hashCode overriden to guarantee that 'equal' objects have the same hash | |
| 69 | * code | |
| 70 | */ | |
| 71 | 6 | @Override |
| 72 | public int hashCode() | |
| 73 | { | |
| 74 | 6 | return value == null ? super.hashCode() |
| 75 | : value.toUpperCase().hashCode(); | |
| 76 | } | |
| 77 | } |