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using System;
using System.IO;
namespace MediaBrowser.Common.Serialization
{
/// <summary>
/// Provides a wrapper around third party json serialization.
/// </summary>
public class JsonSerializer
{
/// <summary>
/// Serializes to stream.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="obj">The obj.</param>
/// <param name="stream">The stream.</param>
/// <exception cref="System.ArgumentNullException">obj</exception>
public static void SerializeToStream<T>(T obj, Stream stream)
where T : class
{
if (obj == null)
{
throw new ArgumentNullException("obj");
}
if (stream == null)
{
throw new ArgumentNullException("stream");
}
Configure();
ServiceStack.Text.JsonSerializer.SerializeToStream(obj, obj.GetType(), stream);
}
/// <summary>
/// Serializes to file.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="obj">The obj.</param>
/// <param name="file">The file.</param>
/// <exception cref="System.ArgumentNullException">obj</exception>
public static void SerializeToFile<T>(T obj, string file)
where T : class
{
if (obj == null)
{
throw new ArgumentNullException("obj");
}
if (string.IsNullOrEmpty(file))
{
throw new ArgumentNullException("file");
}
Configure();
using (Stream stream = File.Open(file, FileMode.Create))
{
SerializeToStream(obj, stream);
}
}
/// <summary>
/// Deserializes from file.
/// </summary>
/// <param name="type">The type.</param>
/// <param name="file">The file.</param>
/// <returns>System.Object.</returns>
/// <exception cref="System.ArgumentNullException">type</exception>
public static object DeserializeFromFile(Type type, string file)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
if (string.IsNullOrEmpty(file))
{
throw new ArgumentNullException("file");
}
Configure();
using (Stream stream = File.OpenRead(file))
{
return ServiceStack.Text.JsonSerializer.DeserializeFromStream(type, stream);
}
}
/// <summary>
/// Deserializes from file.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="file">The file.</param>
/// <returns>``0.</returns>
/// <exception cref="System.ArgumentNullException">file</exception>
public static T DeserializeFromFile<T>(string file)
where T : class
{
if (string.IsNullOrEmpty(file))
{
throw new ArgumentNullException("file");
}
Configure();
using (Stream stream = File.OpenRead(file))
{
return ServiceStack.Text.JsonSerializer.DeserializeFromStream<T>(stream);
}
}
/// <summary>
/// Deserializes from stream.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="stream">The stream.</param>
/// <returns>``0.</returns>
/// <exception cref="System.ArgumentNullException">stream</exception>
public static T DeserializeFromStream<T>(Stream stream)
{
if (stream == null)
{
throw new ArgumentNullException("stream");
}
Configure();
return ServiceStack.Text.JsonSerializer.DeserializeFromStream<T>(stream);
}
/// <summary>
/// Deserializes from string.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="text">The text.</param>
/// <returns>``0.</returns>
/// <exception cref="System.ArgumentNullException">text</exception>
public static T DeserializeFromString<T>(string text)
{
if (string.IsNullOrEmpty(text))
{
throw new ArgumentNullException("text");
}
Configure();
return ServiceStack.Text.JsonSerializer.DeserializeFromString<T>(text);
}
/// <summary>
/// Deserializes from stream.
/// </summary>
/// <param name="stream">The stream.</param>
/// <param name="type">The type.</param>
/// <returns>System.Object.</returns>
/// <exception cref="System.ArgumentNullException">stream</exception>
public static object DeserializeFromStream(Stream stream, Type type)
{
if (stream == null)
{
throw new ArgumentNullException("stream");
}
if (type == null)
{
throw new ArgumentNullException("type");
}
Configure();
return ServiceStack.Text.JsonSerializer.DeserializeFromStream(type, stream);
}
/// <summary>
/// The _is configured
/// </summary>
private static bool _isConfigured;
/// <summary>
/// Configures this instance.
/// </summary>
internal static void Configure()
{
if (!_isConfigured)
{
ServiceStack.Text.JsConfig.DateHandler = ServiceStack.Text.JsonDateHandler.ISO8601;
ServiceStack.Text.JsConfig.ExcludeTypeInfo = true;
ServiceStack.Text.JsConfig.IncludeNullValues = false;
_isConfigured = true;
}
}
/// <summary>
/// Deserializes from string.
/// </summary>
/// <param name="json">The json.</param>
/// <param name="type">The type.</param>
/// <returns>System.Object.</returns>
/// <exception cref="System.ArgumentNullException">json</exception>
public static object DeserializeFromString(string json, Type type)
{
if (string.IsNullOrEmpty(json))
{
throw new ArgumentNullException("json");
}
if (type == null)
{
throw new ArgumentNullException("type");
}
Configure();
return ServiceStack.Text.JsonSerializer.DeserializeFromString(json, type);
}
/// <summary>
/// Serializes to string.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="obj">The obj.</param>
/// <returns>System.String.</returns>
/// <exception cref="System.ArgumentNullException">obj</exception>
public static string SerializeToString<T>(T obj)
where T : class
{
if (obj == null)
{
throw new ArgumentNullException("obj");
}
Configure();
return ServiceStack.Text.JsonSerializer.SerializeToString(obj, obj.GetType());
}
/// <summary>
/// Serializes to bytes.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="obj">The obj.</param>
/// <returns>System.Byte[][].</returns>
/// <exception cref="System.ArgumentNullException">obj</exception>
public static byte[] SerializeToBytes<T>(T obj)
where T : class
{
if (obj == null)
{
throw new ArgumentNullException("obj");
}
using (var stream = new MemoryStream())
{
SerializeToStream(obj, stream);
return stream.ToArray();
}
}
}
}
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