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107 lines
3.5 KiB
C#
107 lines
3.5 KiB
C#
using MediaBrowser.Model.Serialization;
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using System;
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using System.Collections.Concurrent;
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using System.IO;
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using System.Xml;
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namespace MediaBrowser.Common.Implementations.Serialization
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{
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/// <summary>
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/// Provides a wrapper around third party xml serialization.
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/// </summary>
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public class XmlSerializer : IXmlSerializer
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{
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// Need to cache these
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// http://dotnetcodebox.blogspot.com/2013/01/xmlserializer-class-may-result-in.html
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private readonly ConcurrentDictionary<string, System.Xml.Serialization.XmlSerializer> _serializers =
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new ConcurrentDictionary<string, System.Xml.Serialization.XmlSerializer>();
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private System.Xml.Serialization.XmlSerializer GetSerializer(Type type)
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{
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var key = type.FullName;
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return _serializers.GetOrAdd(key, k => new System.Xml.Serialization.XmlSerializer(type));
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}
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/// <summary>
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/// Serializes to writer.
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/// </summary>
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/// <param name="obj">The obj.</param>
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/// <param name="writer">The writer.</param>
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private void SerializeToWriter(object obj, XmlTextWriter writer)
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{
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writer.Formatting = Formatting.Indented;
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var netSerializer = GetSerializer(obj.GetType());
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netSerializer.Serialize(writer, obj);
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}
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/// <summary>
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/// Deserializes from stream.
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/// </summary>
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/// <param name="type">The type.</param>
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/// <param name="stream">The stream.</param>
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/// <returns>System.Object.</returns>
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public object DeserializeFromStream(Type type, Stream stream)
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{
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using (var reader = new XmlTextReader(stream))
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{
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var netSerializer = GetSerializer(type);
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return netSerializer.Deserialize(reader);
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}
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}
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/// <summary>
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/// Serializes to stream.
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/// </summary>
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/// <param name="obj">The obj.</param>
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/// <param name="stream">The stream.</param>
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public void SerializeToStream(object obj, Stream stream)
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{
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using (var writer = new XmlTextWriter(stream, null))
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{
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SerializeToWriter(obj, writer);
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}
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}
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/// <summary>
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/// Serializes to file.
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/// </summary>
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/// <param name="obj">The obj.</param>
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/// <param name="file">The file.</param>
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public void SerializeToFile(object obj, string file)
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{
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using (var stream = new FileStream(file, FileMode.Create))
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{
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SerializeToStream(obj, stream);
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}
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}
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/// <summary>
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/// Deserializes from file.
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/// </summary>
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/// <param name="type">The type.</param>
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/// <param name="file">The file.</param>
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/// <returns>System.Object.</returns>
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public object DeserializeFromFile(Type type, string file)
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{
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using (var stream = File.OpenRead(file))
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{
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return DeserializeFromStream(type, stream);
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}
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}
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/// <summary>
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/// Deserializes from bytes.
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/// </summary>
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/// <param name="type">The type.</param>
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/// <param name="buffer">The buffer.</param>
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/// <returns>System.Object.</returns>
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public object DeserializeFromBytes(Type type, byte[] buffer)
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{
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using (var stream = new MemoryStream(buffer))
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{
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return DeserializeFromStream(type, stream);
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}
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}
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}
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}
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