| /* |
| Copyright 2015 The Kubernetes Authors. |
| |
| 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 |
| |
| 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 keymutex |
| |
| // KeyMutex is a thread-safe interface for acquiring locks on arbitrary strings. |
| type KeyMutex interface { |
| // Acquires a lock associated with the specified ID, creates the lock if one doesn't already exist. |
| LockKey(id string) |
| |
| // Releases the lock associated with the specified ID. |
| // Returns an error if the specified ID doesn't exist. |
| UnlockKey(id string) error |
| } |
