openapi: 3.1.0
info:
  title: Apigee API Hub Analytics API Operations API
  description: API for cataloging, organizing, and governing APIs across an organization. Enables API discovery, metadata management, dependency mapping, deployment tracking, and AI-powered specification boost.
  version: 1.0.0
  contact:
    name: Google Cloud Apigee
    url: https://cloud.google.com/apigee/docs/apihub/what-is-api-hub
  license:
    name: Apache 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0
  termsOfService: https://cloud.google.com/terms
servers:
- url: https://apihub.googleapis.com/v1
  description: Apigee API Hub Production Server
security:
- oauth2: []
tags:
- name: API Operations
  description: View discovered API operations
paths:
  ? /projects/{projectId}/locations/{locationId}/observationJobs/{observationJobId}/apiObservations/{apiObservationId}/apiOperations
  : get:
      operationId: listApiOperations
      summary: Apigee List API Operations
      description: Lists all API operations discovered within a specific API observation. Operations represent individual HTTP endpoints with their methods, paths, and response codes.
      tags:
      - API Operations
      parameters:
      - $ref: '#/components/parameters/projectId'
      - $ref: '#/components/parameters/locationId'
      - $ref: '#/components/parameters/observationJobId'
      - $ref: '#/components/parameters/apiObservationId'
      - $ref: '#/components/parameters/pageSize'
      - $ref: '#/components/parameters/pageToken'
      responses:
        '200':
          description: Successful response with list of API operations
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListApiOperationsResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
  ? /projects/{projectId}/locations/{locationId}/observationJobs/{observationJobId}/apiObservations/{apiObservationId}/apiOperations/{apiOperationId}
  : get:
      operationId: getApiOperation
      summary: Apigee Get an API Operation
      description: Gets details for a specific discovered API operation, including HTTP method, path, request/response details, and traffic statistics.
      tags:
      - API Operations
      parameters:
      - $ref: '#/components/parameters/projectId'
      - $ref: '#/components/parameters/locationId'
      - $ref: '#/components/parameters/observationJobId'
      - $ref: '#/components/parameters/apiObservationId'
      - name: apiOperationId
        in: path
        description: ID of the API operation.
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Successful response with API operation details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ApiOperation'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '404':
          $ref: '#/components/responses/NotFound'
components:
  schemas:
    ApiOperation:
      type: object
      description: A discovered API operation from traffic observation.
      properties:
        name:
          type: string
          description: Output only. Resource name of the operation.
          readOnly: true
        httpOperation:
          type: object
          description: HTTP operation details.
          properties:
            method:
              type: string
              description: HTTP method (GET, POST, PUT, DELETE, etc.).
              enum:
              - METHOD_UNSPECIFIED
              - GET
              - HEAD
              - POST
              - PUT
              - PATCH
              - DELETE
              - TRACE
              - OPTIONS
              - CONNECT
            path:
              type: object
              description: Path details.
              properties:
                segments:
                  type: array
                  items:
                    type: object
                    properties:
                      value:
                        type: string
                      type:
                        type: string
                        enum:
                        - SEGMENT_TYPE_UNSPECIFIED
                        - LITERAL
                        - WILDCARD
            pathItem:
              type: string
              description: Full path string.
            queryParams:
              type: object
              description: Query parameters observed.
              additionalProperties:
                type: integer
                format: int64
            responseCodes:
              type: object
              description: Response codes and their counts.
              additionalProperties:
                type: integer
                format: int64
        requestCount:
          type: string
          format: int64
          description: Number of requests for this operation.
        firstSeenTime:
          type: string
          format: date-time
          description: Time the operation was first observed.
        lastSeenTime:
          type: string
          format: date-time
          description: Time the operation was last observed.
    Error:
      type: object
      description: Error response.
      properties:
        error:
          type: object
          properties:
            code:
              type: integer
              format: int32
            message:
              type: string
            status:
              type: string
    ListApiOperationsResponse:
      type: object
      properties:
        apiOperations:
          type: array
          items:
            $ref: '#/components/schemas/ApiOperation'
        nextPageToken:
          type: string
  parameters:
    locationId:
      name: locationId
      in: path
      description: Google Cloud region or location.
      required: true
      schema:
        type: string
    pageToken:
      name: pageToken
      in: query
      description: Page token returned from a previous list request.
      schema:
        type: string
    pageSize:
      name: pageSize
      in: query
      description: Maximum number of items to return per page.
      schema:
        type: integer
        format: int32
    apiObservationId:
      name: apiObservationId
      in: path
      description: ID of the API observation.
      required: true
      schema:
        type: string
    observationJobId:
      name: observationJobId
      in: path
      description: ID of the observation job.
      required: true
      schema:
        type: string
    projectId:
      name: projectId
      in: path
      description: Google Cloud project ID.
      required: true
      schema:
        type: string
  responses:
    Forbidden:
      description: Forbidden. The caller does not have permission.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    Unauthorized:
      description: Unauthorized. Authentication credentials are missing or invalid.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    NotFound:
      description: Not found. The specified resource does not exist.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    oauth2:
      type: oauth2
      description: Google OAuth 2.0 authentication
      flows:
        authorizationCode:
          authorizationUrl: https://accounts.google.com/o/oauth2/auth
          tokenUrl: https://oauth2.googleapis.com/token
          scopes:
            https://www.googleapis.com/auth/cloud-platform: Full access to Google Cloud Platform resources
externalDocs:
  description: Apigee API Hub API Reference Documentation
  url: https://cloud.google.com/apigee/docs/reference/apis/apihub/rest