在ASP.Net Core 2.2中,可以通过自定义序列化器来设置输入和输出的序列化器分离。下面是一个包含代码示例的解决方法:
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.Formatters;
using Microsoft.Net.Http.Headers;
using Newtonsoft.Json;
using System;
using System.IO;
using System.Text;
using System.Threading.Tasks;
namespace YourNamespace
{
public class SeparateSerializerInputFormatter : JsonInputFormatter
{
public SeparateSerializerInputFormatter(JsonSerializerSettings serializerSettings, ArrayPool charPool, ObjectPoolProvider objectPoolProvider, MvcOptions options, ILogger logger) : base(serializerSettings, charPool, objectPoolProvider, options, logger)
{
}
public override async Task ReadRequestBodyAsync(InputFormatterContext context, Encoding encoding)
{
var request = context.HttpContext.Request;
var contentType = context.HttpContext.Request.ContentType;
var mediaType = new MediaType(contentType);
var serializerSettings = new JsonSerializerSettings
{
ContractResolver = new DefaultContractResolver(),
DateTimeZoneHandling = DateTimeZoneHandling.Utc,
DateFormatHandling = DateFormatHandling.IsoDateFormat
};
if (mediaType.MatchesContentType(MediaTypeHeaderValue.Parse("application/xml")))
{
// Use XML deserializer for input
var xmlSerializer = new XmlSerializer(typeof(YourInputModel));
var inputModel = (YourInputModel)xmlSerializer.Deserialize(request.Body);
return await InputFormatterResult.SuccessAsync(inputModel);
}
else if (mediaType.MatchesContentType(MediaTypeHeaderValue.Parse("application/json")))
{
// Use JSON deserializer for input
var json = await new StreamReader(request.Body).ReadToEndAsync();
var inputModel = JsonConvert.DeserializeObject(json, serializerSettings);
return await InputFormatterResult.SuccessAsync(inputModel);
}
return await InputFormatterResult.FailureAsync();
}
}
}
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Logging;
using YourNamespace;
namespace YourNamespace
{
public class Startup
{
// ...
public void ConfigureServices(IServiceCollection services)
{
services.AddControllers(options =>
{
options.InputFormatters.Insert(0, new SeparateSerializerInputFormatter(new JsonSerializerSettings(), ArrayPool.Shared, ObjectPoolProvider.Create(), options, NullLogger.Instance));
});
}
// ...
}
}
这样就实现了输入和输出的序列化器设置分离。在自定义的JsonInputFormatter类中,根据请求的Content-Type来判断使用XML序列化器还是JSON序列化器,然后分别进行反序列化操作。你可以根据自己的需求,自定义更多的序列化器。