| // Copyright (C) MongoDB, Inc. 2017-present. |
| // |
| // Licensed 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 |
| |
| package description |
| |
| // TopologyKind represents a specific topology configuration. |
| type TopologyKind uint32 |
| |
| // These constants are the available topology configurations. |
| const ( |
| Single TopologyKind = 1 |
| ReplicaSet TopologyKind = 2 |
| ReplicaSetNoPrimary TopologyKind = 4 + ReplicaSet |
| ReplicaSetWithPrimary TopologyKind = 8 + ReplicaSet |
| Sharded TopologyKind = 256 |
| ) |
| |
| // String implements the fmt.Stringer interface. |
| func (kind TopologyKind) String() string { |
| switch kind { |
| case Single: |
| return "Single" |
| case ReplicaSet: |
| return "ReplicaSet" |
| case ReplicaSetNoPrimary: |
| return "ReplicaSetNoPrimary" |
| case ReplicaSetWithPrimary: |
| return "ReplicaSetWithPrimary" |
| case Sharded: |
| return "Sharded" |
| } |
| |
| return "Unknown" |
| } |