using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Newtonsoft.Json.Bson;
using System.Globalization;
using Newtonsoft.Json.Utilities;
namespace Newtonsoft.Json.Converters
{
///
/// Converts a to and from JSON and BSON.
///
public class BsonObjectIdConverter : JsonConverter
{
///
/// Writes the JSON representation of the object.
///
/// The to write to.
/// The value.
/// The calling serializer.
public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
{
BsonObjectId objectId = (BsonObjectId) value;
BsonWriter bsonWriter = writer as BsonWriter;
if (bsonWriter != null)
{
bsonWriter.WriteObjectId(objectId.Value);
}
else
{
writer.WriteValue(objectId.Value);
}
}
///
/// Reads the JSON representation of the object.
///
/// The to read from.
/// Type of the object.
/// The existing value of object being read.
/// The calling serializer.
/// The object value.
public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
if (reader.TokenType != JsonToken.Bytes)
throw new JsonSerializationException("Expected Bytes but got {0}.".FormatWith(CultureInfo.InvariantCulture, reader.TokenType));
byte[] value = (byte[])reader.Value;
return new BsonObjectId(value);
}
///
/// Determines whether this instance can convert the specified object type.
///
/// Type of the object.
///
/// true if this instance can convert the specified object type; otherwise, false.
///
public override bool CanConvert(Type objectType)
{
return (objectType == typeof (BsonObjectId));
}
}
}