OpenAPI Specification

Internal

• OpenAPI Specification

Overview

The document addresses both OpenAPI 2.0 and OpenAPI 3.0. The differences will be emphasized.

Swagger Java Model

info

title

When imported in AWS API Gateway, the title provides the API name.

Paths

Operations

Tags

https://swagger.io/docs/specification/grouping-operations-with-tags/ Grouping Operations with Tags

paths:
  /a:
    get:
      tags:
        - tag-a
        - other-tag

Each API operation

Organizatorium

x-nullable

Appears in automatically generated Swagger files, as such:

definitions:
    LibraryAccount:
      type: object
      required:
      - name
      properties:
        name:
          type: string
          x-nullable: true

definitions:
  A:
    type: string
    title: A
    x-nullable: true

When used for an API Gateway import, it errors out as:

Unable to create model for 'LibraryAccount': Invalid model specified: Validation Result: warnings : [], errors : [Invalid model schema specified. Unsupported keyword(s): ["x-nullable"]]