Struct opentelemetry::metrics::Meter

pub struct Meter { /* fields omitted */ }

This is supported on crate feature metrics only.

Meter is the OpenTelemetry metric API, based on a sdk-defined MeterCore implementation and the Meter library name.

Implementations

impl Meter

pub fn new<T: Into<&'static str>>(
    instrumentation_name: T,
    instrumentation_version: Option<T>,
    core: Arc<dyn MeterCore + Send + Sync>
) -> Self

Create a new named meter from a sdk implemented core

pub fn f64_value_observer<T, F>(
    &self,
    name: T,
    callback: F
) -> ValueObserverBuilder<'_, f64> where
    T: Into<String>,
    F: Fn(ObserverResult<f64>) + Send + Sync + 'static, 

Creates a new floating point ValueObserverBuilder instrument with the given name and callback

pub fn u64_value_observer<T, F>(
    &self,
    name: T,
    callback: F
) -> ValueObserverBuilder<'_, u64> where
    T: Into<String>,
    F: Fn(ObserverResult<u64>) + Send + Sync + 'static, 

Creates a new integral ValueObserverBuilder instrument with the given name and callback

pub fn i64_value_observer<T, F>(
    &self,
    name: T,
    callback: F
) -> ValueObserverBuilder<'_, i64> where
    T: Into<String>,
    F: Fn(ObserverResult<i64>) + Send + Sync + 'static, 

Creates a new integral ValueObserverBuilder instrument with the given name and callback

pub fn f64_sum_observer<T, F>(
    &self,
    name: T,
    callback: F
) -> SumObserverBuilder<'_, f64> where
    T: Into<String>,
    F: Fn(ObserverResult<f64>) + Send + Sync + 'static, 

Creates a new floating point SumObserverBuilder instrument with the given name and callback

pub fn u64_sum_observer<T, F>(
    &self,
    name: T,
    callback: F
) -> SumObserverBuilder<'_, u64> where
    T: Into<String>,
    F: Fn(ObserverResult<u64>) + Send + Sync + 'static, 

Creates a new integral SumObserverBuilder instrument with the given name and callback

pub fn f64_up_down_sum_observer<T, F>(
    &self,
    name: T,
    callback: F
) -> UpDownSumObserverBuilder<'_, f64> where
    T: Into<String>,
    F: Fn(ObserverResult<f64>) + Send + Sync + 'static, 

Creates a new floating point UpDownSumObserverBuilder instrument with the given name and callback

pub fn i64_up_down_sum_observer<T, F>(
    &self,
    name: T,
    callback: F
) -> UpDownSumObserverBuilder<'_, i64> where
    T: Into<String>,
    F: Fn(ObserverResult<i64>) + Send + Sync + 'static, 

Creates a new integral SumUpDownObserverBuilder instrument with the given name and callback

pub fn f64_value_recorder<T>(&self, name: T) -> ValueRecorderBuilder<'_, f64> where
    T: Into<String>, 

Creates a new ValueRecorderBuilder for f64 values with the given name.

pub fn i64_value_recorder<T>(&self, name: T) -> ValueRecorderBuilder<'_, i64> where
    T: Into<String>, 

Creates a new ValueRecorderBuilder for i64 values with the given name.

pub fn u64_value_recorder<T>(&self, name: T) -> ValueRecorderBuilder<'_, u64> where
    T: Into<String>, 

Creates a new ValueRecorderBuilder for u64 values with the given name.

pub fn u64_counter<T>(&self, name: T) -> CounterBuilder<'_, u64> where
    T: Into<String>, 

Creates a new integer CounterBuilder for u64 values with the given name.

pub fn f64_counter<T>(&self, name: T) -> CounterBuilder<'_, f64> where
    T: Into<String>, 

Creates a new floating point CounterBuilder for f64 values with the given name.

pub fn i64_up_down_counter<T>(&self, name: T) -> UpDownCounterBuilder<'_, i64> where
    T: Into<String>, 

Creates a new integer UpDownCounterBuilder for an i64 up down counter with the given name.

pub fn f64_up_down_counter<T>(&self, name: T) -> UpDownCounterBuilder<'_, f64> where
    T: Into<String>, 

Creates a new floating point UpDownCounterBuilder for an f64 up down counter with the given name.

pub fn batch_observer(
    &self,
    callback: BatchObserverCallback
) -> BatchObserver<'_>

Creates a new BatchObserver that supports making batches of observations for multiple instruments.

pub fn record_batch<T: IntoIterator<Item = Measurement>>(
    &self,
    labels: &[KeyValue],
    measurements: T
)

Atomically record a batch of measurements.

pub fn record_batch_with_context<T: IntoIterator<Item = Measurement>>(
    &self,
    cx: &Context,
    labels: &[KeyValue],
    measurements: T
)

Atomically record a batch of measurements with a given context

Trait Implementations

impl Debug for Meter

pub fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.