79 lines
1.9 KiB
C#
79 lines
1.9 KiB
C#
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using System.Net;
|
|
|
|
namespace Newtonsoft.Json
|
|
{
|
|
/// <summary>
|
|
/// Converts an <see cref="IPAddress"/> from and to JSON.
|
|
/// </summary>
|
|
[System.Diagnostics.CodeAnalysis.ExcludeFromCodeCoverage]
|
|
public class IPAddressConverter : JsonConverter
|
|
{
|
|
/// <summary>
|
|
/// List of known types to use this converver.
|
|
/// </summary>
|
|
public static readonly Type[] KnownTypes = new[]
|
|
{
|
|
typeof(IPAddress),
|
|
typeof(IPAddress[]),
|
|
typeof(List<IPAddress>),
|
|
typeof(IEnumerable<IPAddress>)
|
|
};
|
|
|
|
/// <inheritdoc/>
|
|
public override bool CanConvert(Type objectType)
|
|
{
|
|
return KnownTypes.Contains(objectType);
|
|
}
|
|
|
|
/// <inheritdoc/>
|
|
public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
|
|
{
|
|
if (reader.Value == null)
|
|
return null;
|
|
|
|
string str = (string)reader.Value;
|
|
|
|
if (typeof(IPAddress) == objectType)
|
|
return IPAddress.Parse(str);
|
|
|
|
var ips = str.Split(';').Select(s => IPAddress.Parse(s));
|
|
|
|
if (typeof(IPAddress[]) == objectType)
|
|
return ips.ToArray();
|
|
|
|
if (typeof(List<IPAddress>) == objectType)
|
|
return ips.ToList();
|
|
|
|
return ips;
|
|
}
|
|
|
|
/// <inheritdoc/>
|
|
public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
|
|
{
|
|
string str = null;
|
|
if (value == null)
|
|
{
|
|
writer.WriteValue(str);
|
|
return;
|
|
}
|
|
|
|
if (value is IPAddress addr)
|
|
str = addr.ToString();
|
|
|
|
if (value is IPAddress[] addrArray)
|
|
str = string.Join(";", addrArray.Select(ip => ip.ToString()));
|
|
|
|
if (value is List<IPAddress> addrList)
|
|
str = string.Join(";", addrList.Select(ip => ip.ToString()));
|
|
|
|
if (value is IEnumerable<IPAddress> addrEnum)
|
|
str = string.Join(";", addrEnum.Select(ip => ip.ToString()));
|
|
|
|
writer.WriteValue(str);
|
|
}
|
|
}
|
|
}
|