mirror of
https://github.com/ceph/ceph-csi.git
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rebase: update kubernetes and libraries to v1.22.0 version
Kubernetes v1.22 version has been released and this update ceph csi dependencies to use the same version. Signed-off-by: Humble Chirammal <hchiramm@redhat.com>
This commit is contained in:
Humble Chirammal
committed by
mergify[bot]
mergify[bot]
parent
e077c1fdf5
commit
aa698bc3e1
538
vendor/go.opentelemetry.io/otel/metric/number/number.go
generated
vendored
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538
vendor/go.opentelemetry.io/otel/metric/number/number.go
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@ -0,0 +1,538 @@
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// Copyright The OpenTelemetry Authors
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//
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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 number // import "go.opentelemetry.io/otel/metric/number"
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//go:generate stringer -type=Kind
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import (
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"fmt"
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"math"
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"sync/atomic"
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"go.opentelemetry.io/otel/internal"
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)
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// Kind describes the data type of the Number.
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type Kind int8
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const (
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// Int64Kind means that the Number stores int64.
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Int64Kind Kind = iota
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// Float64Kind means that the Number stores float64.
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Float64Kind
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)
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// Zero returns a zero value for a given Kind
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func (k Kind) Zero() Number {
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switch k {
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case Int64Kind:
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return NewInt64Number(0)
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case Float64Kind:
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return NewFloat64Number(0.)
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default:
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return Number(0)
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}
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}
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// Minimum returns the minimum representable value
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// for a given Kind
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func (k Kind) Minimum() Number {
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switch k {
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case Int64Kind:
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return NewInt64Number(math.MinInt64)
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case Float64Kind:
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return NewFloat64Number(-1. * math.MaxFloat64)
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default:
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return Number(0)
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}
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}
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// Maximum returns the maximum representable value
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// for a given Kind
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func (k Kind) Maximum() Number {
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switch k {
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case Int64Kind:
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return NewInt64Number(math.MaxInt64)
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case Float64Kind:
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return NewFloat64Number(math.MaxFloat64)
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default:
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return Number(0)
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}
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}
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// Number represents either an integral or a floating point value. It
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// needs to be accompanied with a source of Kind that describes
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// the actual type of the value stored within Number.
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type Number uint64
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// - constructors
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// NewNumberFromRaw creates a new Number from a raw value.
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func NewNumberFromRaw(r uint64) Number {
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return Number(r)
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}
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// NewInt64Number creates an integral Number.
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func NewInt64Number(i int64) Number {
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return NewNumberFromRaw(internal.Int64ToRaw(i))
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}
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// NewFloat64Number creates a floating point Number.
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func NewFloat64Number(f float64) Number {
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return NewNumberFromRaw(internal.Float64ToRaw(f))
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}
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// NewNumberSignChange returns a number with the same magnitude and
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// the opposite sign. `kind` must describe the kind of number in `nn`.
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func NewNumberSignChange(kind Kind, nn Number) Number {
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switch kind {
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case Int64Kind:
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return NewInt64Number(-nn.AsInt64())
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case Float64Kind:
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return NewFloat64Number(-nn.AsFloat64())
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}
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return nn
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}
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// - as x
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// AsNumber gets the Number.
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func (n *Number) AsNumber() Number {
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return *n
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}
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// AsRaw gets the uninterpreted raw value. Might be useful for some
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// atomic operations.
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func (n *Number) AsRaw() uint64 {
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return uint64(*n)
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}
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// AsInt64 assumes that the value contains an int64 and returns it as
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// such.
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func (n *Number) AsInt64() int64 {
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return internal.RawToInt64(n.AsRaw())
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}
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// AsFloat64 assumes that the measurement value contains a float64 and
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// returns it as such.
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func (n *Number) AsFloat64() float64 {
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return internal.RawToFloat64(n.AsRaw())
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}
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// - as x atomic
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// AsNumberAtomic gets the Number atomically.
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func (n *Number) AsNumberAtomic() Number {
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return NewNumberFromRaw(n.AsRawAtomic())
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}
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// AsRawAtomic gets the uninterpreted raw value atomically. Might be
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// useful for some atomic operations.
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func (n *Number) AsRawAtomic() uint64 {
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return atomic.LoadUint64(n.AsRawPtr())
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}
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// AsInt64Atomic assumes that the number contains an int64 and returns
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// it as such atomically.
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func (n *Number) AsInt64Atomic() int64 {
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return atomic.LoadInt64(n.AsInt64Ptr())
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}
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// AsFloat64Atomic assumes that the measurement value contains a
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// float64 and returns it as such atomically.
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func (n *Number) AsFloat64Atomic() float64 {
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return internal.RawToFloat64(n.AsRawAtomic())
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}
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// - as x ptr
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// AsRawPtr gets the pointer to the raw, uninterpreted raw
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// value. Might be useful for some atomic operations.
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func (n *Number) AsRawPtr() *uint64 {
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return (*uint64)(n)
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}
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// AsInt64Ptr assumes that the number contains an int64 and returns a
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// pointer to it.
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func (n *Number) AsInt64Ptr() *int64 {
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return internal.RawPtrToInt64Ptr(n.AsRawPtr())
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}
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// AsFloat64Ptr assumes that the number contains a float64 and returns a
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// pointer to it.
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func (n *Number) AsFloat64Ptr() *float64 {
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return internal.RawPtrToFloat64Ptr(n.AsRawPtr())
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}
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// - coerce
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// CoerceToInt64 casts the number to int64. May result in
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// data/precision loss.
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func (n *Number) CoerceToInt64(kind Kind) int64 {
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switch kind {
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case Int64Kind:
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return n.AsInt64()
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case Float64Kind:
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return int64(n.AsFloat64())
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default:
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// you get what you deserve
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return 0
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}
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}
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// CoerceToFloat64 casts the number to float64. May result in
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// data/precision loss.
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func (n *Number) CoerceToFloat64(kind Kind) float64 {
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switch kind {
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case Int64Kind:
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return float64(n.AsInt64())
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case Float64Kind:
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return n.AsFloat64()
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default:
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// you get what you deserve
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return 0
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}
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}
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// - set
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// SetNumber sets the number to the passed number. Both should be of
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// the same kind.
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func (n *Number) SetNumber(nn Number) {
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*n.AsRawPtr() = nn.AsRaw()
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}
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// SetRaw sets the number to the passed raw value. Both number and the
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// raw number should represent the same kind.
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func (n *Number) SetRaw(r uint64) {
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*n.AsRawPtr() = r
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}
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// SetInt64 assumes that the number contains an int64 and sets it to
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// the passed value.
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func (n *Number) SetInt64(i int64) {
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*n.AsInt64Ptr() = i
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}
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// SetFloat64 assumes that the number contains a float64 and sets it
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// to the passed value.
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func (n *Number) SetFloat64(f float64) {
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*n.AsFloat64Ptr() = f
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}
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// - set atomic
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// SetNumberAtomic sets the number to the passed number
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// atomically. Both should be of the same kind.
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func (n *Number) SetNumberAtomic(nn Number) {
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atomic.StoreUint64(n.AsRawPtr(), nn.AsRaw())
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}
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// SetRawAtomic sets the number to the passed raw value
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// atomically. Both number and the raw number should represent the
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// same kind.
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func (n *Number) SetRawAtomic(r uint64) {
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atomic.StoreUint64(n.AsRawPtr(), r)
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}
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// SetInt64Atomic assumes that the number contains an int64 and sets
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// it to the passed value atomically.
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func (n *Number) SetInt64Atomic(i int64) {
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atomic.StoreInt64(n.AsInt64Ptr(), i)
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}
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// SetFloat64Atomic assumes that the number contains a float64 and
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// sets it to the passed value atomically.
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func (n *Number) SetFloat64Atomic(f float64) {
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atomic.StoreUint64(n.AsRawPtr(), internal.Float64ToRaw(f))
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}
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// - swap
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// SwapNumber sets the number to the passed number and returns the old
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// number. Both this number and the passed number should be of the
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// same kind.
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func (n *Number) SwapNumber(nn Number) Number {
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old := *n
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n.SetNumber(nn)
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return old
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}
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// SwapRaw sets the number to the passed raw value and returns the old
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// raw value. Both number and the raw number should represent the same
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// kind.
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func (n *Number) SwapRaw(r uint64) uint64 {
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old := n.AsRaw()
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n.SetRaw(r)
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return old
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}
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// SwapInt64 assumes that the number contains an int64, sets it to the
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// passed value and returns the old int64 value.
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func (n *Number) SwapInt64(i int64) int64 {
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old := n.AsInt64()
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n.SetInt64(i)
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return old
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}
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// SwapFloat64 assumes that the number contains an float64, sets it to
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// the passed value and returns the old float64 value.
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func (n *Number) SwapFloat64(f float64) float64 {
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old := n.AsFloat64()
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n.SetFloat64(f)
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return old
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}
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// - swap atomic
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// SwapNumberAtomic sets the number to the passed number and returns
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// the old number atomically. Both this number and the passed number
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// should be of the same kind.
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func (n *Number) SwapNumberAtomic(nn Number) Number {
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return NewNumberFromRaw(atomic.SwapUint64(n.AsRawPtr(), nn.AsRaw()))
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}
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// SwapRawAtomic sets the number to the passed raw value and returns
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// the old raw value atomically. Both number and the raw number should
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// represent the same kind.
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func (n *Number) SwapRawAtomic(r uint64) uint64 {
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return atomic.SwapUint64(n.AsRawPtr(), r)
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}
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// SwapInt64Atomic assumes that the number contains an int64, sets it
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// to the passed value and returns the old int64 value atomically.
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func (n *Number) SwapInt64Atomic(i int64) int64 {
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return atomic.SwapInt64(n.AsInt64Ptr(), i)
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}
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// SwapFloat64Atomic assumes that the number contains an float64, sets
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// it to the passed value and returns the old float64 value
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// atomically.
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func (n *Number) SwapFloat64Atomic(f float64) float64 {
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return internal.RawToFloat64(atomic.SwapUint64(n.AsRawPtr(), internal.Float64ToRaw(f)))
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}
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// - add
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// AddNumber assumes that this and the passed number are of the passed
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// kind and adds the passed number to this number.
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func (n *Number) AddNumber(kind Kind, nn Number) {
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switch kind {
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case Int64Kind:
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n.AddInt64(nn.AsInt64())
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case Float64Kind:
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n.AddFloat64(nn.AsFloat64())
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}
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}
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// AddRaw assumes that this number and the passed raw value are of the
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// passed kind and adds the passed raw value to this number.
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func (n *Number) AddRaw(kind Kind, r uint64) {
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n.AddNumber(kind, NewNumberFromRaw(r))
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}
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// AddInt64 assumes that the number contains an int64 and adds the
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// passed int64 to it.
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func (n *Number) AddInt64(i int64) {
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*n.AsInt64Ptr() += i
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}
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// AddFloat64 assumes that the number contains a float64 and adds the
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// passed float64 to it.
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func (n *Number) AddFloat64(f float64) {
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*n.AsFloat64Ptr() += f
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}
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// - add atomic
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// AddNumberAtomic assumes that this and the passed number are of the
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// passed kind and adds the passed number to this number atomically.
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func (n *Number) AddNumberAtomic(kind Kind, nn Number) {
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switch kind {
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case Int64Kind:
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n.AddInt64Atomic(nn.AsInt64())
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case Float64Kind:
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n.AddFloat64Atomic(nn.AsFloat64())
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}
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}
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|
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// AddRawAtomic assumes that this number and the passed raw value are
|
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// of the passed kind and adds the passed raw value to this number
|
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// atomically.
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func (n *Number) AddRawAtomic(kind Kind, r uint64) {
|
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n.AddNumberAtomic(kind, NewNumberFromRaw(r))
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}
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|
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// AddInt64Atomic assumes that the number contains an int64 and adds
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// the passed int64 to it atomically.
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func (n *Number) AddInt64Atomic(i int64) {
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atomic.AddInt64(n.AsInt64Ptr(), i)
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}
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// AddFloat64Atomic assumes that the number contains a float64 and
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// adds the passed float64 to it atomically.
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func (n *Number) AddFloat64Atomic(f float64) {
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for {
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o := n.AsFloat64Atomic()
|
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if n.CompareAndSwapFloat64(o, o+f) {
|
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break
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}
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}
|
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}
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|
||||
// - compare and swap (atomic only)
|
||||
|
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// CompareAndSwapNumber does the atomic CAS operation on this
|
||||
// number. This number and passed old and new numbers should be of the
|
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// same kind.
|
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func (n *Number) CompareAndSwapNumber(on, nn Number) bool {
|
||||
return atomic.CompareAndSwapUint64(n.AsRawPtr(), on.AsRaw(), nn.AsRaw())
|
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}
|
||||
|
||||
// CompareAndSwapRaw does the atomic CAS operation on this
|
||||
// number. This number and passed old and new raw values should be of
|
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// the same kind.
|
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func (n *Number) CompareAndSwapRaw(or, nr uint64) bool {
|
||||
return atomic.CompareAndSwapUint64(n.AsRawPtr(), or, nr)
|
||||
}
|
||||
|
||||
// CompareAndSwapInt64 assumes that this number contains an int64 and
|
||||
// does the atomic CAS operation on it.
|
||||
func (n *Number) CompareAndSwapInt64(oi, ni int64) bool {
|
||||
return atomic.CompareAndSwapInt64(n.AsInt64Ptr(), oi, ni)
|
||||
}
|
||||
|
||||
// CompareAndSwapFloat64 assumes that this number contains a float64 and
|
||||
// does the atomic CAS operation on it.
|
||||
func (n *Number) CompareAndSwapFloat64(of, nf float64) bool {
|
||||
return atomic.CompareAndSwapUint64(n.AsRawPtr(), internal.Float64ToRaw(of), internal.Float64ToRaw(nf))
|
||||
}
|
||||
|
||||
// - compare
|
||||
|
||||
// CompareNumber compares two Numbers given their kind. Both numbers
|
||||
// should have the same kind. This returns:
|
||||
// 0 if the numbers are equal
|
||||
// -1 if the subject `n` is less than the argument `nn`
|
||||
// +1 if the subject `n` is greater than the argument `nn`
|
||||
func (n *Number) CompareNumber(kind Kind, nn Number) int {
|
||||
switch kind {
|
||||
case Int64Kind:
|
||||
return n.CompareInt64(nn.AsInt64())
|
||||
case Float64Kind:
|
||||
return n.CompareFloat64(nn.AsFloat64())
|
||||
default:
|
||||
// you get what you deserve
|
||||
return 0
|
||||
}
|
||||
}
|
||||
|
||||
// CompareRaw compares two numbers, where one is input as a raw
|
||||
// uint64, interpreting both values as a `kind` of number.
|
||||
func (n *Number) CompareRaw(kind Kind, r uint64) int {
|
||||
return n.CompareNumber(kind, NewNumberFromRaw(r))
|
||||
}
|
||||
|
||||
// CompareInt64 assumes that the Number contains an int64 and performs
|
||||
// a comparison between the value and the other value. It returns the
|
||||
// typical result of the compare function: -1 if the value is less
|
||||
// than the other, 0 if both are equal, 1 if the value is greater than
|
||||
// the other.
|
||||
func (n *Number) CompareInt64(i int64) int {
|
||||
this := n.AsInt64()
|
||||
if this < i {
|
||||
return -1
|
||||
} else if this > i {
|
||||
return 1
|
||||
}
|
||||
return 0
|
||||
}
|
||||
|
||||
// CompareFloat64 assumes that the Number contains a float64 and
|
||||
// performs a comparison between the value and the other value. It
|
||||
// returns the typical result of the compare function: -1 if the value
|
||||
// is less than the other, 0 if both are equal, 1 if the value is
|
||||
// greater than the other.
|
||||
//
|
||||
// Do not compare NaN values.
|
||||
func (n *Number) CompareFloat64(f float64) int {
|
||||
this := n.AsFloat64()
|
||||
if this < f {
|
||||
return -1
|
||||
} else if this > f {
|
||||
return 1
|
||||
}
|
||||
return 0
|
||||
}
|
||||
|
||||
// - relations to zero
|
||||
|
||||
// IsPositive returns true if the actual value is greater than zero.
|
||||
func (n *Number) IsPositive(kind Kind) bool {
|
||||
return n.compareWithZero(kind) > 0
|
||||
}
|
||||
|
||||
// IsNegative returns true if the actual value is less than zero.
|
||||
func (n *Number) IsNegative(kind Kind) bool {
|
||||
return n.compareWithZero(kind) < 0
|
||||
}
|
||||
|
||||
// IsZero returns true if the actual value is equal to zero.
|
||||
func (n *Number) IsZero(kind Kind) bool {
|
||||
return n.compareWithZero(kind) == 0
|
||||
}
|
||||
|
||||
// - misc
|
||||
|
||||
// Emit returns a string representation of the raw value of the
|
||||
// Number. A %d is used for integral values, %f for floating point
|
||||
// values.
|
||||
func (n *Number) Emit(kind Kind) string {
|
||||
switch kind {
|
||||
case Int64Kind:
|
||||
return fmt.Sprintf("%d", n.AsInt64())
|
||||
case Float64Kind:
|
||||
return fmt.Sprintf("%f", n.AsFloat64())
|
||||
default:
|
||||
return ""
|
||||
}
|
||||
}
|
||||
|
||||
// AsInterface returns the number as an interface{}, typically used
|
||||
// for Kind-correct JSON conversion.
|
||||
func (n *Number) AsInterface(kind Kind) interface{} {
|
||||
switch kind {
|
||||
case Int64Kind:
|
||||
return n.AsInt64()
|
||||
case Float64Kind:
|
||||
return n.AsFloat64()
|
||||
default:
|
||||
return math.NaN()
|
||||
}
|
||||
}
|
||||
|
||||
// - private stuff
|
||||
|
||||
func (n *Number) compareWithZero(kind Kind) int {
|
||||
switch kind {
|
||||
case Int64Kind:
|
||||
return n.CompareInt64(0)
|
||||
case Float64Kind:
|
||||
return n.CompareFloat64(0.)
|
||||
default:
|
||||
// you get what you deserve
|
||||
return 0
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user