2013-02-20 20:33:05 -05:00
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using System;
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using System.Collections.Concurrent;
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using System.Linq;
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2016-11-11 01:43:42 -05:00
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namespace Emby.Server.Core.Data
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2013-02-20 20:33:05 -05:00
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{
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/// <summary>
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/// Class TypeMapper
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/// </summary>
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public class TypeMapper
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{
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/// <summary>
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/// This holds all the types in the running assemblies so that we can de-serialize properly when we don't have strong types
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/// </summary>
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private readonly ConcurrentDictionary<string, Type> _typeMap = new ConcurrentDictionary<string, Type>();
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/// <summary>
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/// Gets the type.
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/// </summary>
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/// <param name="typeName">Name of the type.</param>
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/// <returns>Type.</returns>
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/// <exception cref="System.ArgumentNullException"></exception>
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public Type GetType(string typeName)
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{
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if (string.IsNullOrEmpty(typeName))
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{
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throw new ArgumentNullException();
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}
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return _typeMap.GetOrAdd(typeName, LookupType);
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}
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/// <summary>
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/// Lookups the type.
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/// </summary>
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/// <param name="typeName">Name of the type.</param>
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/// <returns>Type.</returns>
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private Type LookupType(string typeName)
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{
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return AppDomain
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.CurrentDomain
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.GetAssemblies()
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.Select(a => a.GetType(typeName, false))
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.FirstOrDefault(t => t != null);
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}
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}
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}
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