mirror of
https://github.com/Luzifer/nginx-sso.git
synced 2024-12-30 01:31:18 +00:00
39 lines
1 KiB
Go
39 lines
1 KiB
Go
|
// Copyright 2019, OpenCensus 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 trace
|
||
|
|
|
||
|
|
type evictedQueue struct {
|
||
|
|
queue []interface{}
|
||
|
|
capacity int
|
||
|
|
droppedCount int
|
||
|
|
}
|
||
|
|
|
||
|
|
func newEvictedQueue(capacity int) *evictedQueue {
|
||
|
|
eq := &evictedQueue{
|
||
|
|
capacity: capacity,
|
||
|
|
queue: make([]interface{}, 0),
|
||
|
|
}
|
||
|
|
|
||
|
|
return eq
|
||
|
|
}
|
||
|
|
|
||
|
|
func (eq *evictedQueue) add(value interface{}) {
|
||
|
|
if len(eq.queue) == eq.capacity {
|
||
|
|
eq.queue = eq.queue[1:]
|
||
|
|
eq.droppedCount++
|
||
|
|
}
|
||
|
|
eq.queue = append(eq.queue, value)
|
||
|
|
}
|