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C# 如何在IActionResult方法中传递多个对象_C#_Asp.net Core - Fatal编程技术网

C# 如何在IActionResult方法中传递多个对象

C# 如何在IActionResult方法中传递多个对象,c#,asp.net-core,C#,Asp.net Core,我需要在Asp.net核心中的IActionResult方法中传递两个对象。我尝试了以下方法,但有一个对象传递了空值。我应该遵循哪些更改 public IActionResult createService([FromBody] ArmSmServiceCreatorEntity CreateServiceDetail, [FromBody] ArmSmServiceAndSubServiceEntity createSSSDetails) { try { thi

我需要在Asp.net核心中的
IActionResult
方法中传递两个对象。我尝试了以下方法,但有一个对象传递了空值。我应该遵循哪些更改

public IActionResult createService([FromBody] ArmSmServiceCreatorEntity CreateServiceDetail, [FromBody] ArmSmServiceAndSubServiceEntity createSSSDetails)
{
    try
    {
        this.manager.BeginTransaction();

        if (CreateServiceDetail == null)
        {
            return BadRequest("Service is null.");
        }

        this.manager.ArmSmServiceCreatorRepository.Add(CreateServiceDetail);

        if (createSSSDetails == null)
        {
            return BadRequest("Service is null.");
        }

        this.manager.ArmSmServiceAndSubServiceRepository.Add(createSSSDetails);
        this.manager.Commit();

        return Ok("File was processed.");
    }
    catch (Exception ex)
    {
        this.manager.Rollback();
        throw ex;
    }
}

只能有一个
FromBody
参数

报告说:

不要对每个操作方法应用多个参数。一旦输入格式化程序读取了请求流,就不能再为绑定其他
[FromBody]
参数而再次读取请求流

使用单个对象包装两个参数:

public class ArmSmServiceRequest {
    ArmSmServiceCreatorEntity CreateServiceDetail { get; set; }
    ArmSmServiceAndSubServiceEntity CreateSSSDetails { get; set; }
}
您的方法如下所示:

public IActionResult createService([FromBody] ArmSmServiceRequest)

在客户端,您还需要将两个对象包装成一个。

添加从客户端传递的
json