metric

Oct 1, 2021

Changes in this version

type Checkpointer

+ Reader func() Reader

+ type CheckpointerFactory interface

+ NewCheckpointer func() Checkpointer

+ type InstrumentationLibraryReader interface

+ ForEach func(readerFunc func(instrumentation.Library, Reader) error) error

+ type Reader interface

+ ForEach func(kindSelector ExportKindSelector, recordFunc func(Record) error) error

+ RLock func()

+ RUnlock func()

Feb 15, 2021

Changes in this version

+ type Accumulation struct

+ func NewAccumulation(descriptor *metric.Descriptor, labels *label.Set, resource *resource.Resource, ...) Accumulation

+ func (r Accumulation) Aggregator() Aggregator

+ type Aggregator interface

+ Aggregation func() aggregation.Aggregation

+ Merge func(aggregator Aggregator, descriptor *metric.Descriptor) error

+ SynchronizedMove func(destination Aggregator, descriptor *metric.Descriptor) error

+ Update func(ctx context.Context, number number.Number, descriptor *metric.Descriptor) error

+ type AggregatorSelector interface

+ AggregatorFor func(descriptor *metric.Descriptor, aggregator ...*Aggregator)

+ type CheckpointSet interface

+ ForEach func(kindSelector ExportKindSelector, recordFunc func(Record) error) error

+ RLock func()

+ RUnlock func()

+ type Checkpointer interface

+ CheckpointSet func() CheckpointSet

+ FinishCollection func() error

+ StartCollection func()

+ type ExportKind int

+ const CumulativeExportKind

+ const DeltaExportKind

+ func (i ExportKind) String() string

+ func (kind ExportKind) Includes(has ExportKind) bool

+ func (kind ExportKind) MemoryRequired(mkind metric.InstrumentKind) bool

+ type ExportKindSelector interface

+ ExportKindFor func(descriptor *metric.Descriptor, aggregatorKind aggregation.Kind) ExportKind

+ func ConstantExportKindSelector(kind ExportKind) ExportKindSelector

+ func CumulativeExportKindSelector() ExportKindSelector

+ func DeltaExportKindSelector() ExportKindSelector

+ func StatelessExportKindSelector() ExportKindSelector

+ type Exporter interface

+ Export func(ctx context.Context, checkpointSet CheckpointSet) error

+ type Metadata struct

+ func (m Metadata) Descriptor() *metric.Descriptor

+ func (m Metadata) Labels() *label.Set

+ func (m Metadata) Resource() *resource.Resource

+ type Processor interface

+ Process func(accum Accumulation) error

+ type Record struct

+ func NewRecord(descriptor *metric.Descriptor, labels *label.Set, resource *resource.Resource, ...) Record

+ func (r Record) Aggregation() aggregation.Aggregation

+ func (r Record) EndTime() time.Time

+ func (r Record) StartTime() time.Time

+ type Subtractor interface

+ Subtract func(operand, result Aggregator, descriptor *metric.Descriptor) error