jellyfin/MediaBrowser.Common/Net/Handlers/BaseSerializationHandler.cs
LukePulverenti Luke Pulverenti luke pulverenti 020c20bd7d Added support for jsv format output from the api
2012-08-22 09:19:18 -04:00

84 lines
2.3 KiB
C#

using System.IO;
using System.Threading.Tasks;
using MediaBrowser.Common.Serialization;
using System;
namespace MediaBrowser.Common.Net.Handlers
{
public abstract class BaseJsonHandler<T> : BaseHandler
{
public SerializationFormat SerializationFormat
{
get
{
string format = QueryString["dataformat"];
if (string.IsNullOrEmpty(format))
{
return Handlers.SerializationFormat.Json;
}
return (SerializationFormat)Enum.Parse(typeof(SerializationFormat), format, true);
}
}
public override Task<string> GetContentType()
{
switch (SerializationFormat)
{
case Handlers.SerializationFormat.Jsv:
return Task.FromResult<string>("text/plain");
default:
return Task.FromResult<string>(MimeTypes.JsonMimeType);
}
}
private bool _ObjectToSerializeEnsured = false;
private T _ObjectToSerialize;
private async Task EnsureObjectToSerialize()
{
if (!_ObjectToSerializeEnsured)
{
_ObjectToSerialize = await GetObjectToSerialize().ConfigureAwait(false);
if (_ObjectToSerialize == null)
{
StatusCode = 404;
}
_ObjectToSerializeEnsured = true;
}
}
protected abstract Task<T> GetObjectToSerialize();
protected override Task PrepareResponse()
{
return EnsureObjectToSerialize();
}
protected async override Task WriteResponseToOutputStream(Stream stream)
{
await EnsureObjectToSerialize();
switch (SerializationFormat)
{
case Handlers.SerializationFormat.Jsv:
JsvSerializer.SerializeToStream<T>(_ObjectToSerialize, stream);
break;
default:
JsonSerializer.SerializeToStream<T>(_ObjectToSerialize, stream);
break;
}
}
}
public enum SerializationFormat
{
Json,
Jsv
}
}