mirror of https://github.com/prometheus/prometheus
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
38 lines
1.0 KiB
38 lines
1.0 KiB
// 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) |
|
}
|
|
|