37 lines
940 B
C#

using System;
using System.IO;
// ReSharper disable once CheckNamespace
namespace GameDevWare.Serialization
{
public sealed class JsonStreamReader : JsonReader
{
private readonly StreamReader reader;
public JsonStreamReader(Stream stream, SerializationContext context, char[] buffer = null)
: base(context, buffer)
{
if (stream == null) throw new ArgumentNullException("stream");
if (!stream.CanRead) throw JsonSerializationException.StreamIsNotReadable();
this.reader = new StreamReader(stream, context.Encoding);
}
protected override int FillBuffer(char[] buffer, int index)
{
if (buffer == null)
throw new ArgumentNullException("buffer");
if (index < 0 || index >= buffer.Length)
throw new ArgumentOutOfRangeException("index");
var count = buffer.Length - index;
if (count <= 0)
return index;
var read = this.reader.Read(buffer, index, count);
return index + read;
}
}
}