80 lines
1.8 KiB
Go
80 lines
1.8 KiB
Go
// Copyright 2013 Prometheus Team
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package model
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// Sample is a sample value with a timestamp and a metric.
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type Sample struct {
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Metric Metric
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Value SampleValue
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Timestamp Timestamp
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}
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// Equal compares first the metrics, then the timestamp, then the value.
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func (s *Sample) Equal(o *Sample) bool {
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if s == o {
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return true
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}
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if !s.Metric.Equal(o.Metric) {
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return false
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}
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if !s.Timestamp.Equal(o.Timestamp) {
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return false
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}
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if !s.Value.Equal(o.Value) {
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return false
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}
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return true
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}
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// Samples is a sortable Sample slice. It implements sort.Interface.
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type Samples []*Sample
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func (s Samples) Len() int {
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return len(s)
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}
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// Less compares first the metrics, then the timestamp.
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func (s Samples) Less(i, j int) bool {
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switch {
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case s[i].Metric.Before(s[j].Metric):
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return true
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case s[j].Metric.Before(s[i].Metric):
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return false
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case s[i].Timestamp.Before(s[j].Timestamp):
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return true
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default:
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return false
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}
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}
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func (s Samples) Swap(i, j int) {
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s[i], s[j] = s[j], s[i]
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}
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// Equal compares two sets of samples and returns true if they are equal.
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func (s Samples) Equal(o Samples) bool {
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if len(s) != len(o) {
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return false
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}
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for i, sample := range s {
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if !sample.Equal(o[i]) {
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return false
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}
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}
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return true
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}
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