openapi: "3.0.0"
info:
  version: 1.0.0
  title: Swagger Petstore
  license:
    name: MIT
servers:
  - url: http://petstore.swagger.io/v1
paths:
  /pets/anyOf:
    post:
      summary: composite schema with anyOf keyword
      requestBody:
        content:
          application/json:    
            schema:
              $ref: "#/components/schemas/anyOfExample"
      responses:
        default:
          description: ok
  /pets/oneOf:
    post:
      summary: composite schema with oneOf keyword
      requestBody:
        content:
          application/json:    
            schema:
              $ref: "#/components/schemas/oneOfExample"
      responses:
        default:
          description: ok
  /pets/allOf:
    post:
      summary: composite schema with allOf keyword
      requestBody:
        content:
          application/json:    
            schema:
              $ref: "#/components/schemas/allOfExample"
      responses:
        default:
          description: ok
components:
  schemas:
    anyOfExample:
      anyOf:
        - $ref: "#/components/schemas/schema1"
        - $ref: "#/components/schemas/schema2"
    oneOfExample:
      oneOf:
        - $ref: "#/components/schemas/schema1"
        - $ref: "#/components/schemas/schema3"
    allOfExample:
      allOf:
        - $ref: "#/components/schemas/schema1"
        - $ref: "#/components/schemas/schema3"
    schema1:
      type: object
      required:
        - objectType
      properties:
        objectType:
          type: integer
          example: 4321
    schema2:
      type: object
      required:
        - objectType
      properties:
        objectType:
          type: string
          example: prop named objectType
    schema3:
      type: object
      required:
        - objectType2
      properties:
        objectType2:
          type: string
          example: prop named objectType2