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-rw-r--r--vendor/go.opencensus.io/stats/view/aggregation.go120
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diff --git a/vendor/go.opencensus.io/stats/view/aggregation.go b/vendor/go.opencensus.io/stats/view/aggregation.go
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--- a/vendor/go.opencensus.io/stats/view/aggregation.go
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@@ -1,120 +0,0 @@
-// Copyright 2017, 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 view
-
-// AggType represents the type of aggregation function used on a View.
-type AggType int
-
-// All available aggregation types.
-const (
- AggTypeNone AggType = iota // no aggregation; reserved for future use.
- AggTypeCount // the count aggregation, see Count.
- AggTypeSum // the sum aggregation, see Sum.
- AggTypeDistribution // the distribution aggregation, see Distribution.
- AggTypeLastValue // the last value aggregation, see LastValue.
-)
-
-func (t AggType) String() string {
- return aggTypeName[t]
-}
-
-var aggTypeName = map[AggType]string{
- AggTypeNone: "None",
- AggTypeCount: "Count",
- AggTypeSum: "Sum",
- AggTypeDistribution: "Distribution",
- AggTypeLastValue: "LastValue",
-}
-
-// Aggregation represents a data aggregation method. Use one of the functions:
-// Count, Sum, or Distribution to construct an Aggregation.
-type Aggregation struct {
- Type AggType // Type is the AggType of this Aggregation.
- Buckets []float64 // Buckets are the bucket endpoints if this Aggregation represents a distribution, see Distribution.
-
- newData func() AggregationData
-}
-
-var (
- aggCount = &Aggregation{
- Type: AggTypeCount,
- newData: func() AggregationData {
- return &CountData{}
- },
- }
- aggSum = &Aggregation{
- Type: AggTypeSum,
- newData: func() AggregationData {
- return &SumData{}
- },
- }
-)
-
-// Count indicates that data collected and aggregated
-// with this method will be turned into a count value.
-// For example, total number of accepted requests can be
-// aggregated by using Count.
-func Count() *Aggregation {
- return aggCount
-}
-
-// Sum indicates that data collected and aggregated
-// with this method will be summed up.
-// For example, accumulated request bytes can be aggregated by using
-// Sum.
-func Sum() *Aggregation {
- return aggSum
-}
-
-// Distribution indicates that the desired aggregation is
-// a histogram distribution.
-//
-// An distribution aggregation may contain a histogram of the values in the
-// population. The bucket boundaries for that histogram are described
-// by the bounds. This defines len(bounds)+1 buckets.
-//
-// If len(bounds) >= 2 then the boundaries for bucket index i are:
-//
-// [-infinity, bounds[i]) for i = 0
-// [bounds[i-1], bounds[i]) for 0 < i < length
-// [bounds[i-1], +infinity) for i = length
-//
-// If len(bounds) is 0 then there is no histogram associated with the
-// distribution. There will be a single bucket with boundaries
-// (-infinity, +infinity).
-//
-// If len(bounds) is 1 then there is no finite buckets, and that single
-// element is the common boundary of the overflow and underflow buckets.
-func Distribution(bounds ...float64) *Aggregation {
- return &Aggregation{
- Type: AggTypeDistribution,
- Buckets: bounds,
- newData: func() AggregationData {
- return newDistributionData(bounds)
- },
- }
-}
-
-// LastValue only reports the last value recorded using this
-// aggregation. All other measurements will be dropped.
-func LastValue() *Aggregation {
- return &Aggregation{
- Type: AggTypeLastValue,
- newData: func() AggregationData {
- return &LastValueData{}
- },
- }
-}