| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| |
| package config |
| |
| type APIVersion int |
| |
| const ( |
| undefined APIVersion = iota |
| V1 |
| V2 |
| V3 |
| ) |
| |
| const DefaultAPIVersion = "v2" |
| |
| func (v APIVersion) String() string { |
| switch v { |
| case undefined: |
| return DefaultAPIVersion |
| case V1: |
| return "" |
| case V2: |
| return "v2" |
| case V3: |
| return "v3" |
| } |
| |
| return DefaultAPIVersion |
| } |