io.opentelemetry.metrics

Class DefaultMeter

java.lang.Object

io.opentelemetry.metrics.DefaultMeter

All Implemented Interfaces:

Meter

@ThreadSafe
public final class DefaultMeter
extends Object
implements Meter

No-op implementations of Meter.

Since:

0.1.0

Method Summary

Modifier and Type	Method and Description
DoubleCounter.Builder	doubleCounterBuilder(String name) Returns a builder for a DoubleCounter.
DoubleMeasure.Builder	doubleMeasureBuilder(String name) Returns a new builder for a DoubleMeasure.
DoubleObserver.Builder	doubleObserverBuilder(String name) Returns a new builder for a DoubleObserver.
static Meter	getInstance() Returns a Meter singleton that is the default implementations for Meter.
LongCounter.Builder	longCounterBuilder(String name) Returns a builder for a LongCounter.
LongMeasure.Builder	longMeasureBuilder(String name) Returns a new builder for a LongMeasure.
LongObserver.Builder	longObserverBuilder(String name) Returns a new builder for a LongObserver.
BatchRecorder	newBatchRecorder(String... keyValuePairs) Utility method that allows users to atomically record measurements to a set of Measures with a common set of labels.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getInstance

public static Meter getInstance()

Returns a Meter singleton that is the default implementations for Meter.

Returns:

a Meter singleton that is the default implementations for Meter.

Since:

0.1.0

doubleCounterBuilder

public DoubleCounter.Builder doubleCounterBuilder(String name)

Description copied from interface: Meter

Returns a builder for a DoubleCounter.

Specified by:

doubleCounterBuilder in interface Meter

Parameters:

name - the name of the metric. Should be a ASCII string with a length no greater than 255 characters.

Returns:

a DoubleCounter.Builder.

longCounterBuilder

public LongCounter.Builder longCounterBuilder(String name)

Description copied from interface: Meter

Returns a builder for a LongCounter.

Specified by:

longCounterBuilder in interface Meter

Parameters:

name - the name of the metric. Should be a ASCII string with a length no greater than 255 characters.

Returns:

a LongCounter.Builder.

doubleMeasureBuilder

public DoubleMeasure.Builder doubleMeasureBuilder(String name)

Description copied from interface: Meter

Returns a new builder for a DoubleMeasure.

Specified by:

doubleMeasureBuilder in interface Meter

Parameters:

name - Name of measure, as a String. Should be a ASCII string with a length no greater than 255 characters.

Returns:

a new builder for a DoubleMeasure.

longMeasureBuilder

public LongMeasure.Builder longMeasureBuilder(String name)

Description copied from interface: Meter

Returns a new builder for a LongMeasure.

Specified by:

longMeasureBuilder in interface Meter

Parameters:

name - Name of measure, as a String. Should be a ASCII string with a length no greater than 255 characters.

Returns:

a new builder for a LongMeasure.

doubleObserverBuilder

public DoubleObserver.Builder doubleObserverBuilder(String name)

Description copied from interface: Meter

Returns a new builder for a DoubleObserver.

Specified by:

doubleObserverBuilder in interface Meter

Parameters:

name - Name of observer, as a String. Should be a ASCII string with a length no greater than 255 characters.

Returns:

a new builder for a DoubleObserver.

longObserverBuilder

public LongObserver.Builder longObserverBuilder(String name)

Description copied from interface: Meter

Returns a new builder for a LongObserver.

Specified by:

longObserverBuilder in interface Meter

Parameters:

name - Name of observer, as a String. Should be a ASCII string with a length no greater than 255 characters.

Returns:

a new builder for a LongObserver.

newBatchRecorder

public BatchRecorder newBatchRecorder(String... keyValuePairs)

Description copied from interface: Meter

Utility method that allows users to atomically record measurements to a set of Measures with a common set of labels.

Specified by:

newBatchRecorder in interface Meter

Parameters:

keyValuePairs - The set of labels to associate with this recorder and all it's recordings.

Returns:

a MeasureBatchRecorder that can be use to atomically record a set of measurements associated with different Measures.