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| author | crobibero <cody@robibe.ro> | 2020-09-03 12:14:11 -0600 |
|---|---|---|
| committer | crobibero <cody@robibe.ro> | 2020-09-03 12:14:11 -0600 |
| commit | a523ff840c4f4a83800bca02280e5b0f7765658b (patch) | |
| tree | 5178a9806f056266ab3c28554ef4dc2fe46e255d /MediaBrowser.Common/Json/Converters/JsonNonStringKeyDictionaryConverter.cs | |
| parent | cb44f16068bb66db7e35e473530c0a85583c2511 (diff) | |
| parent | 645db0524fb1368135ecea9e5b776ad9b490b17b (diff) | |
Merge remote-tracking branch 'upstream/master' into output-formatters
Diffstat (limited to 'MediaBrowser.Common/Json/Converters/JsonNonStringKeyDictionaryConverter.cs')
| -rw-r--r-- | MediaBrowser.Common/Json/Converters/JsonNonStringKeyDictionaryConverter.cs | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/MediaBrowser.Common/Json/Converters/JsonNonStringKeyDictionaryConverter.cs b/MediaBrowser.Common/Json/Converters/JsonNonStringKeyDictionaryConverter.cs deleted file mode 100644 index 8053461f0..000000000 --- a/MediaBrowser.Common/Json/Converters/JsonNonStringKeyDictionaryConverter.cs +++ /dev/null @@ -1,82 +0,0 @@ -#nullable enable - -using System; -using System.Collections; -using System.Collections.Generic; -using System.Globalization; -using System.Reflection; -using System.Text.Json; -using System.Text.Json.Serialization; - -namespace MediaBrowser.Common.Json.Converters -{ - /// <summary> - /// Converter for Dictionaries without string key. - /// TODO This can be removed when System.Text.Json supports Dictionaries with non-string keys. - /// </summary> - /// <typeparam name="TKey">Type of key.</typeparam> - /// <typeparam name="TValue">Type of value.</typeparam> - internal sealed class JsonNonStringKeyDictionaryConverter<TKey, TValue> : JsonConverter<IDictionary<TKey, TValue>> - { - /// <summary> - /// Read JSON. - /// </summary> - /// <param name="reader">The Utf8JsonReader.</param> - /// <param name="typeToConvert">The type to convert.</param> - /// <param name="options">The json serializer options.</param> - /// <returns>Typed dictionary.</returns> - /// <exception cref="NotSupportedException">Dictionary key type not supported.</exception> - public override IDictionary<TKey, TValue> Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) - { - var convertedType = typeof(Dictionary<,>).MakeGenericType(typeof(string), typeToConvert.GenericTypeArguments[1]); - var value = JsonSerializer.Deserialize(ref reader, convertedType, options); - var instance = (Dictionary<TKey, TValue>)Activator.CreateInstance( - typeToConvert, - BindingFlags.Instance | BindingFlags.Public, - null, - null, - CultureInfo.CurrentCulture); - var enumerator = (IEnumerator)convertedType.GetMethod("GetEnumerator")!.Invoke(value, null); - var parse = typeof(TKey).GetMethod( - "Parse", - 0, - BindingFlags.Public | BindingFlags.Static, - null, - CallingConventions.Any, - new[] { typeof(string) }, - null); - if (parse == null) - { - throw new NotSupportedException($"{typeof(TKey)} as TKey in IDictionary<TKey, TValue> is not supported."); - } - - while (enumerator.MoveNext()) - { - var element = (KeyValuePair<string?, TValue>)enumerator.Current; - instance.Add((TKey)parse.Invoke(null, new[] { (object?)element.Key }), element.Value); - } - - return instance; - } - - /// <summary> - /// Write dictionary as Json. - /// </summary> - /// <param name="writer">The Utf8JsonWriter.</param> - /// <param name="value">The dictionary value.</param> - /// <param name="options">The Json serializer options.</param> - public override void Write(Utf8JsonWriter writer, IDictionary<TKey, TValue> value, JsonSerializerOptions options) - { - var convertedDictionary = new Dictionary<string?, TValue>(value.Count); - foreach (var (k, v) in value) - { - if (k != null) - { - convertedDictionary[k.ToString()] = v; - } - } - - JsonSerializer.Serialize(writer, convertedDictionary, options); - } - } -} |
