wasSharp – Blame information for rev 54
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18 | office | 1 | /////////////////////////////////////////////////////////////////////////// |
2 | // Copyright (C) Wizardry and Steamworks 2013 - License: GNU GPLv3 // |
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3 | // Please see: http://www.gnu.org/licenses/gpl.html for legal details, // |
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4 | // rights of fair usage, the disclaimer and warranty conditions. // |
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5 | /////////////////////////////////////////////////////////////////////////// |
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6 | |||
20 | office | 7 | using System; |
18 | office | 8 | using System.Collections.Generic; |
9 | using System.Linq; |
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45 | office | 10 | using System.Threading; |
20 | office | 11 | using wasSharp.Collections.Specialized; |
18 | office | 12 | |
13 | namespace wasSharp.Collections.Utilities |
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14 | { |
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15 | public static class CollectionExtensions |
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16 | { |
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17 | /// <summary> |
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18 | /// Compares two dictionaries for equality. |
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19 | /// </summary> |
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20 | /// <typeparam name="TKey">key type</typeparam> |
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21 | /// <typeparam name="TValue">value type</typeparam> |
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22 | /// <param name="dictionary">dictionary to compare</param> |
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23 | /// <param name="otherDictionary">dictionary to compare to</param> |
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24 | /// <returns>true if the dictionaries contain the same elements</returns> |
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25 | public static bool ContentEquals<TKey, TValue>(this IDictionary<TKey, TValue> dictionary, |
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26 | IDictionary<TKey, TValue> otherDictionary) |
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27 | { |
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28 | return |
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54 | office | 29 | (dictionary ?? new Dictionary<TKey, TValue>()).Count().Equals( |
30 | (otherDictionary ?? new Dictionary<TKey, TValue>()).Count()) && |
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18 | office | 31 | (otherDictionary ?? new Dictionary<TKey, TValue>()) |
32 | .OrderBy(kvp => kvp.Key) |
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33 | .SequenceEqual((dictionary ?? new Dictionary<TKey, TValue>()) |
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34 | .OrderBy(kvp => kvp.Key)); |
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35 | } |
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36 | |||
37 | public static void AddOrReplace<TKey, TValue>(this IDictionary<TKey, TValue> dictionary, TKey key, TValue value) |
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38 | { |
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39 | switch (dictionary.ContainsKey(key)) |
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40 | { |
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41 | case true: |
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42 | dictionary[key] = value; |
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43 | break; |
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27 | office | 44 | |
18 | office | 45 | default: |
46 | dictionary.Add(key, value); |
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47 | break; |
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48 | } |
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49 | } |
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50 | |||
24 | office | 51 | public static void AddIfNotExists<TKey, TValue>(this IDictionary<TKey, TValue> dictionary, TKey key, |
52 | TValue value) |
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18 | office | 53 | { |
54 | switch (!dictionary.ContainsKey(key)) |
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55 | { |
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56 | case true: |
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57 | dictionary.Add(key, value); |
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58 | break; |
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59 | } |
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60 | } |
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20 | office | 61 | |
54 | office | 62 | public static ConcurrentMultiKeyDictionary<K1, K2, V> ToMultiKeyDictionary<S, K1, K2, V>(this IEnumerable<S> items, |
24 | office | 63 | Func<S, K1> key1, Func<S, K2> key2, Func<S, V> value) |
20 | office | 64 | { |
54 | office | 65 | var dict = new ConcurrentMultiKeyDictionary<K1, K2, V>(); |
24 | office | 66 | foreach (var i in items) |
20 | office | 67 | { |
68 | dict.Add(key1(i), key2(i), value(i)); |
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69 | } |
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70 | return dict; |
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71 | } |
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18 | office | 72 | } |
27 | office | 73 | } |