prometheus/storage/metric/scanjob.go

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2013-02-08 17:03:26 +00:00
// Copyright 2013 Prometheus Team
// 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 metric
import (
"bytes"
"fmt"
"github.com/prometheus/prometheus/model"
)
// scanJob models a range of queries.
type scanJob struct {
fingerprint model.Fingerprint
operations ops
}
func (s scanJob) String() string {
buffer := &bytes.Buffer{}
fmt.Fprintf(buffer, "Scan Job { fingerprint=%s ", s.fingerprint)
fmt.Fprintf(buffer, " with %d operations [", len(s.operations))
for _, operation := range s.operations {
fmt.Fprintf(buffer, "%s", operation)
}
fmt.Fprintf(buffer, "] }")
return buffer.String()
}
type scanJobs []scanJob
func (s scanJobs) Len() int {
return len(s)
}
func (s scanJobs) Less(i, j int) (less bool) {
less = s[i].fingerprint.Less(s[j].fingerprint)
return
}
func (s scanJobs) Swap(i, j int) {
s[i], s[j] = s[j], s[i]
}