openapi/sources/responses/preconditionFailed.yml

# Copyright (c) 2020 Contributors to the Eclipse Foundation
#
# See the NOTICE file(s) distributed with this work for additional
# information regarding copyright ownership.
#
# This program and the accompanying materials are made available under the
# terms of the Eclipse Public License 2.0 which is available at
# http://www.eclipse.org/legal/epl-2.0
#
# SPDX-License-Identifier: EPL-2.0
description: |-
  A precondition for reading or writing the (sub-)resource failed. This will happen for write requests, if you
  specified an If-Match or If-None-Match header, which fails the precondition check against the current ETag of
  the (sub-)resource. For read requests, this error may only happen for a failing If-Match header. In case of a
  failing If-None-Match header for a read request, status 304 will be returned instead.
headers:
  ETag:
    description: |-
      The (current server-side) ETag for this (sub-)resource. For top-level resources it is in the format
      "rev:[revision]", for sub-resources it has the format "hash:[calculated-hash]".
    schema:
      type: string
content:
  application/json:
    schema:
      $ref: '../schemas/errors/advancedError.yml'