multipart-media-type-for-multi-file-request-body
Overview
This rule belongs to the openapi-v3-standards-validation ruleset and states that: 
To upload multiple files, a multipart media type must be used in the request body definition.
| Property | Value | 
|---|---|
| Enabled | Yes | 
| Maximum Severity | Error | 
| Message | Current media type is not applicable for multi-file request body definition. | 
| Code | OPENAPI3STANDARDS_V121 | 
| Type | Validation | 
| Rule System | Semantic | 
| Broad Category | Request Body | 
| Products Impacted | API Transformer, Code Generation, Developer Experience Portal | 
| Tags | openapi3 openapi standards semantic validation file multipart body request | 
Suggested Fixes
- Replace the current request body media type with a multipart media type.
 - If you need support for sending multiple files in the request body, use a multipart media type e.g. multipart/form-data.
 
For More Information
- https://github.com/OAI/OpenAPI-Specification/blob/main/versions/3.1.0.md#request-body-object
 - https://github.com/OAI/OpenAPI-Specification/blob/main/versions/3.1.0.md#considerations-for-file-uploads
 - https://github.com/OAI/OpenAPI-Specification/blob/main/versions/3.0.3.md#request-body-object
 - https://github.com/OAI/OpenAPI-Specification/blob/main/versions/3.0.3.md#openapi-specification
 - https://docs.apimatic.io/rulesets/overview/