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using System;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
namespace StardewModdingAPI.Framework.Serialisation
{
/// <summary>Overrides how SMAPI reads and writes <see cref="ISemanticVersion"/>.</summary>
internal class SemanticVersionConverter : JsonConverter
{
/*********
** Accessors
*********/
/// <summary>Whether this converter can write JSON.</summary>
public override bool CanWrite => false;
/*********
** Public methods
*********/
/// <summary>Get whether this instance can convert the specified object type.</summary>
/// <param name="objectType">The object type.</param>
public override bool CanConvert(Type objectType)
{
return objectType == typeof(ISemanticVersion);
}
/// <summary>Reads the JSON representation of the object.</summary>
/// <param name="reader">The JSON reader.</param>
/// <param name="objectType">The object type.</param>
/// <param name="existingValue">The object being read.</param>
/// <param name="serializer">The calling serializer.</param>
public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
JObject obj = JObject.Load(reader);
int major = obj.Value<int>("MajorVersion");
int minor = obj.Value<int>("MinorVersion");
int patch = obj.Value<int>("PatchVersion");
string build = obj.Value<string>("Build");
return new SemanticVersion(major, minor, patch, build);
}
/// <summary>Writes the JSON representation of the object.</summary>
/// <param name="writer">The JSON writer.</param>
/// <param name="value">The value.</param>
/// <param name="serializer">The calling serializer.</param>
public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
{
throw new InvalidOperationException("This converter does not write JSON.");
}
}
}
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