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								// Copyright The OpenTelemetry Authors
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								// SPDX-License-Identifier: Apache-2.0
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								package metric // import "go.opentelemetry.io/otel/metric"
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								import (
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									"context"
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									"go.opentelemetry.io/otel/metric/embedded"
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								)
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								// Int64Counter is an instrument that records increasing int64 values.
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								//
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								// Warning: Methods may be added to this interface in minor releases. See
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								// package documentation on API implementation for information on how to set
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								// default behavior for unimplemented methods.
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								type Int64Counter interface {
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									// Users of the interface can ignore this. This embedded type is only used
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									// by implementations of this interface. See the "API Implementations"
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									// section of the package documentation for more information.
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									embedded.Int64Counter
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									// Add records a change to the counter.
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									//
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									// Use the WithAttributeSet (or, if performance is not a concern,
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									// the WithAttributes) option to include measurement attributes.
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									Add(ctx context.Context, incr int64, options ...AddOption)
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								}
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								// Int64CounterConfig contains options for synchronous counter instruments that
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								// record int64 values.
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								type Int64CounterConfig struct {
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									description string
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									unit        string
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								}
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								// NewInt64CounterConfig returns a new [Int64CounterConfig] with all opts
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								// applied.
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								func NewInt64CounterConfig(opts ...Int64CounterOption) Int64CounterConfig {
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									var config Int64CounterConfig
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									for _, o := range opts {
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										config = o.applyInt64Counter(config)
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									}
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									return config
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								}
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								// Description returns the configured description.
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								func (c Int64CounterConfig) Description() string {
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									return c.description
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								}
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								// Unit returns the configured unit.
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								func (c Int64CounterConfig) Unit() string {
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									return c.unit
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								}
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								// Int64CounterOption applies options to a [Int64CounterConfig]. See
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								// [InstrumentOption] for other options that can be used as an
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								// Int64CounterOption.
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								type Int64CounterOption interface {
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									applyInt64Counter(Int64CounterConfig) Int64CounterConfig
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								}
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								// Int64UpDownCounter is an instrument that records increasing or decreasing
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								// int64 values.
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								//
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								// Warning: Methods may be added to this interface in minor releases. See
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								// package documentation on API implementation for information on how to set
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								// default behavior for unimplemented methods.
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								type Int64UpDownCounter interface {
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									// Users of the interface can ignore this. This embedded type is only used
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									// by implementations of this interface. See the "API Implementations"
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									// section of the package documentation for more information.
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									embedded.Int64UpDownCounter
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									// Add records a change to the counter.
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									//
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									// Use the WithAttributeSet (or, if performance is not a concern,
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									// the WithAttributes) option to include measurement attributes.
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									Add(ctx context.Context, incr int64, options ...AddOption)
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								}
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								// Int64UpDownCounterConfig contains options for synchronous counter
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								// instruments that record int64 values.
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								type Int64UpDownCounterConfig struct {
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									description string
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									unit        string
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								}
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								// NewInt64UpDownCounterConfig returns a new [Int64UpDownCounterConfig] with
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								// all opts applied.
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								func NewInt64UpDownCounterConfig(opts ...Int64UpDownCounterOption) Int64UpDownCounterConfig {
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									var config Int64UpDownCounterConfig
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									for _, o := range opts {
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										config = o.applyInt64UpDownCounter(config)
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									}
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									return config
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								}
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								// Description returns the configured description.
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								func (c Int64UpDownCounterConfig) Description() string {
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									return c.description
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								}
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								// Unit returns the configured unit.
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								func (c Int64UpDownCounterConfig) Unit() string {
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									return c.unit
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								}
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								// Int64UpDownCounterOption applies options to a [Int64UpDownCounterConfig].
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								// See [InstrumentOption] for other options that can be used as an
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								// Int64UpDownCounterOption.
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								type Int64UpDownCounterOption interface {
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									applyInt64UpDownCounter(Int64UpDownCounterConfig) Int64UpDownCounterConfig
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								}
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								// Int64Histogram is an instrument that records a distribution of int64
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								// values.
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								//
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								// Warning: Methods may be added to this interface in minor releases. See
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								// package documentation on API implementation for information on how to set
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								// default behavior for unimplemented methods.
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								type Int64Histogram interface {
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									// Users of the interface can ignore this. This embedded type is only used
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									// by implementations of this interface. See the "API Implementations"
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									// section of the package documentation for more information.
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									embedded.Int64Histogram
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									// Record adds an additional value to the distribution.
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									//
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									// Use the WithAttributeSet (or, if performance is not a concern,
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									// the WithAttributes) option to include measurement attributes.
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									Record(ctx context.Context, incr int64, options ...RecordOption)
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								}
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								// Int64HistogramConfig contains options for synchronous histogram instruments
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								// that record int64 values.
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								type Int64HistogramConfig struct {
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									description              string
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									unit                     string
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									explicitBucketBoundaries []float64
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								}
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								// NewInt64HistogramConfig returns a new [Int64HistogramConfig] with all opts
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								// applied.
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								func NewInt64HistogramConfig(opts ...Int64HistogramOption) Int64HistogramConfig {
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									var config Int64HistogramConfig
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									for _, o := range opts {
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										config = o.applyInt64Histogram(config)
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									}
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									return config
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								}
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								// Description returns the configured description.
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								func (c Int64HistogramConfig) Description() string {
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									return c.description
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								}
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								// Unit returns the configured unit.
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								func (c Int64HistogramConfig) Unit() string {
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									return c.unit
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								}
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											2023-11-13 11:08:02 +01:00
										 
									 
								 
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								// ExplicitBucketBoundaries returns the configured explicit bucket boundaries.
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								func (c Int64HistogramConfig) ExplicitBucketBoundaries() []float64 {
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									return c.explicitBucketBoundaries
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								}
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											2023-06-05 10:15:05 +02:00
										 
									 
								 
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								// Int64HistogramOption applies options to a [Int64HistogramConfig]. See
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								// [InstrumentOption] for other options that can be used as an
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								// Int64HistogramOption.
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								type Int64HistogramOption interface {
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									applyInt64Histogram(Int64HistogramConfig) Int64HistogramConfig
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								}
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											2024-08-26 18:05:54 +02:00
										 
									 
								 
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								// Int64Gauge is an instrument that records instantaneous int64 values.
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								//
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								// Warning: Methods may be added to this interface in minor releases. See
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								// package documentation on API implementation for information on how to set
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								// default behavior for unimplemented methods.
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								type Int64Gauge interface {
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									// Users of the interface can ignore this. This embedded type is only used
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									// by implementations of this interface. See the "API Implementations"
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									// section of the package documentation for more information.
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									embedded.Int64Gauge
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									// Record records the instantaneous value.
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									//
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									// Use the WithAttributeSet (or, if performance is not a concern,
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									// the WithAttributes) option to include measurement attributes.
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									Record(ctx context.Context, value int64, options ...RecordOption)
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								}
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								// Int64GaugeConfig contains options for synchronous gauge instruments that
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								// record int64 values.
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								type Int64GaugeConfig struct {
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									description string
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									unit        string
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								}
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								// NewInt64GaugeConfig returns a new [Int64GaugeConfig] with all opts
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								// applied.
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								func NewInt64GaugeConfig(opts ...Int64GaugeOption) Int64GaugeConfig {
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									var config Int64GaugeConfig
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									for _, o := range opts {
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										config = o.applyInt64Gauge(config)
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									}
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									return config
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								}
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								// Description returns the configured description.
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								func (c Int64GaugeConfig) Description() string {
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									return c.description
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								}
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								// Unit returns the configured unit.
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								func (c Int64GaugeConfig) Unit() string {
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									return c.unit
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								}
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								// Int64GaugeOption applies options to a [Int64GaugeConfig]. See
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							 | 
							
								
							 | 
							
								
							 | 
							
							
								// [InstrumentOption] for other options that can be used as a
							 | 
						
					
						
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							 | 
							
								
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							 | 
							
							
								// Int64GaugeOption.
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								type Int64GaugeOption interface {
							 | 
						
					
						
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							 | 
							
								
							 | 
							
							
									applyInt64Gauge(Int64GaugeConfig) Int64GaugeConfig
							 | 
						
					
						
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								}
							 |